Example usage for org.eclipse.jface.preference ColorSelector PROP_COLORCHANGE

Introduction

In this page you can find the example usage for org.eclipse.jface.preference ColorSelector PROP_COLORCHANGE.

Prototype

String PROP_COLORCHANGE

To view the source code for org.eclipse.jface.preference ColorSelector PROP_COLORCHANGE.

Click Source Link

Document

Property name that signifies the selected color of this ColorSelector has changed.

Usage

From source file:com.astra.ses.spell.gui.preferences.ui.pages.ScopeStylesPreferencePage.java

License:Open Source License

@Override
protected Control createContents(Composite parent) {
    // Container//w ww .j  a  v  a 2  s.  c  o m
    Composite container = new Composite(parent, SWT.NONE);
    GridLayout layout = new GridLayout(1, true);
    GridData layoutData = new GridData(GridData.FILL_HORIZONTAL);
    layoutData.grabExcessHorizontalSpace = true;
    container.setLayout(layout);
    container.setLayoutData(layoutData);

    /*
     * Scopes group
     */
    Group scopesGroup = new Group(container, SWT.BORDER);
    GridLayout scopesGroupLayout = new GridLayout(2, false);
    scopesGroup.setLayout(scopesGroupLayout);
    scopesGroup.setLayoutData(GridDataFactory.copyData(layoutData));
    scopesGroup.setText("Scope selection");

    Label scopesLabel = new Label(scopesGroup, SWT.NONE);
    scopesLabel.setText("Scope");

    m_scopesCombo = new Combo(scopesGroup, SWT.READ_ONLY | SWT.SINGLE);
    for (Scope scope : Scope.values()) {
        m_scopesCombo.add(scope.name());
    }

    /*
     * Styles group
     */
    Group stylesGroup = new Group(container, SWT.BORDER);
    GridLayout stylesGroupLayout = new GridLayout(2, true);
    stylesGroup.setLayout(stylesGroupLayout);
    stylesGroup.setLayoutData(GridDataFactory.copyData(layoutData));
    stylesGroup.setText("Scope style properties");

    // Color
    Label styleColor = new Label(stylesGroup, SWT.NONE);
    styleColor.setText("Color");

    m_colorSelector = new ColorSelector(stylesGroup);

    // Font
    /*
     * Label styleFont = new Label(stylesGroup, SWT.NONE);
     * styleFont.setText("Font style");
     * 
     * m_fontCombo = new Combo(stylesGroup, SWT.READ_ONLY|SWT.SINGLE); for
     * (FontKey font : FontKey.values()) {
     * m_fontCombo.add(font.description);
     * m_fontCombo.setData(font.description, font); }
     */

    // Style
    Label styleLabel = new Label(stylesGroup, SWT.NONE);
    styleLabel.setText("Style");

    Composite fontStyles = new Composite(stylesGroup, SWT.NONE);
    fontStyles.setLayout(new GridLayout(2, true));

    m_boldButton = new Button(fontStyles, SWT.CHECK);
    m_boldButton.setText("Bold");
    m_boldButton.setData(SWT.BOLD);

    m_italicButton = new Button(fontStyles, SWT.CHECK);
    m_italicButton.setText("Italic");
    m_italicButton.setData(SWT.ITALIC);

    // Initialize listeners
    // Add a listener so when the combo selection changes style widgets must
    // be refreshed
    m_scopesCombo.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            Combo combo = (Combo) e.widget;
            updateSelection(combo.getSelectionIndex());
        }
    });

    // when the style color selector changes, then update the color in the
    // model
    m_colorSelector.addListener(new IPropertyChangeListener() {
        @Override
        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                m_scopeColors[m_scopesCombo.getSelectionIndex()] = (RGB) event.getNewValue();
            }
        }
    });

    /*
     * m_fontCombo.addSelectionListener(new SelectionAdapter() { public void
     * widgetSelected(SelectionEvent e) { Combo fontCombo = (Combo)
     * e.widget; String font =
     * fontCombo.getItem(fontCombo.getSelectionIndex()); FontKey key =
     * (FontKey) fontCombo.getData(font);
     * m_scopeFonts[scopesCombo.getSelectionIndex()] = key.toString(); } });
     */

    SelectionListener fontStyleListener = new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            Button styleButton = (Button) e.widget;

            int style = (Integer) styleButton.getData();
            int currentStyle = m_scopeStyles[m_scopesCombo.getSelectionIndex()];

            if (styleButton.getSelection()) {
                currentStyle = currentStyle | style;
            } else {
                currentStyle = currentStyle & (~~~style);
            }

            m_scopeStyles[m_scopesCombo.getSelectionIndex()] = currentStyle;
        }
    };
    m_boldButton.addSelectionListener(fontStyleListener);
    m_italicButton.addSelectionListener(fontStyleListener);

    initializeValues();
    // Initialize groups
    m_scopesCombo.select(0);
    updateSelection(0);

    return container;
}

---

From source file:com.dubture.twig.ui.preferences.TwigSyntaxColoringPage.java

License:Open Source License

@Override
protected Control createContents(final Composite parent) {

    initializeDialogUnits(parent);//  w  ww .  j  a va 2 s  . com

    fDefaultForeground = parent.getDisplay().getSystemColor(SWT.COLOR_LIST_FOREGROUND);
    fDefaultBackground = parent.getDisplay().getSystemColor(SWT.COLOR_LIST_BACKGROUND);
    Composite pageComponent = createComposite(parent, 2);
    PlatformUI.getWorkbench().getHelpSystem().setHelp(pageComponent,
            IPHPHelpContextIds.SYNTAX_COLORING_PREFERENCES);

    Link link = new Link(pageComponent, SWT.WRAP);
    String linkText = "Default colors and font can be configured on the <a href=\"org.eclipse.ui.preferencePages.GeneralTextEditor\">Text Editors</a> and on the <a href=\"org.eclipse.ui.preferencePages.ColorsAndFonts\">Colors and Fonts</a> preference pages.";
    link.setText(linkText);

    link.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            PreferencesUtil.createPreferenceDialogOn(parent.getShell(), e.text, null, null);
        }
    });

    GridData linkData = new GridData(SWT.FILL, SWT.BEGINNING, true, false, 2, 1);
    linkData.widthHint = 150; // only expand further if anyone else requires
    // it
    link.setLayoutData(linkData);

    new Label(pageComponent, SWT.NONE).setLayoutData(new GridData());
    new Label(pageComponent, SWT.NONE).setLayoutData(new GridData());

    SashForm editor = new SashForm(pageComponent, SWT.VERTICAL);
    GridData gridData2 = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData2.horizontalSpan = 2;
    editor.setLayoutData(gridData2);
    SashForm top = new SashForm(editor, SWT.HORIZONTAL);
    Composite styleEditor = createComposite(top, 1);
    ((GridLayout) styleEditor.getLayout()).marginRight = 5;
    ((GridLayout) styleEditor.getLayout()).marginLeft = 0;
    createLabel(styleEditor, XMLUIMessages.SyntaxColoringPage_0);
    fStylesViewer = createStylesViewer(styleEditor);
    GridData gridData = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData.horizontalIndent = 0;
    Iterator<String> iterator = fStyleToDescriptionMap.values().iterator();
    while (iterator.hasNext()) {
        gridData.widthHint = Math.max(gridData.widthHint,
                convertWidthInCharsToPixels(iterator.next().toString().length()));
    }
    gridData.heightHint = convertHeightInCharsToPixels(5);
    fStylesViewer.getControl().setLayoutData(gridData);

    Composite editingComposite = createComposite(top, 1);
    ((GridLayout) styleEditor.getLayout()).marginLeft = 5;
    createLabel(editingComposite, ""); //$NON-NLS-1$

    fEnabler = createCheckbox(editingComposite, XMLUIMessages.SyntaxColoringPage_2);
    fEnabler.setEnabled(false);

    Composite editControls = createComposite(editingComposite, 2);
    ((GridLayout) editControls.getLayout()).marginLeft = 20;

    fForegroundLabel = createLabel(editControls, SSEUIMessages.Foreground_UI_);
    ((GridData) fForegroundLabel.getLayoutData()).verticalAlignment = SWT.CENTER;
    fForegroundLabel.setEnabled(false);

    fForegroundColorEditor = new ColorSelector(editControls);
    Button fForegroundColor = fForegroundColorEditor.getButton();
    GridData gd = new GridData(SWT.BEGINNING, SWT.FILL, false, false);
    fForegroundColor.setLayoutData(gd);
    fForegroundColorEditor.setEnabled(false);

    fBackgroundLabel = createLabel(editControls, SSEUIMessages.Background_UI_);
    ((GridData) fBackgroundLabel.getLayoutData()).verticalAlignment = SWT.CENTER;
    fBackgroundLabel.setEnabled(false);

    fBackgroundColorEditor = new ColorSelector(editControls);
    Button fBackgroundColor = fBackgroundColorEditor.getButton();
    gd = new GridData(SWT.BEGINNING, SWT.FILL, false, false);
    fBackgroundColor.setLayoutData(gd);
    fBackgroundColorEditor.setEnabled(false);

    fBold = createCheckbox(editControls, XMLUIMessages.SyntaxColoringPage_3);
    fBold.setEnabled(false);
    ((GridData) fBold.getLayoutData()).horizontalSpan = 2;
    fItalic = createCheckbox(editControls, XMLUIMessages.SyntaxColoringPage_4);
    fItalic.setEnabled(false);
    ((GridData) fItalic.getLayoutData()).horizontalSpan = 2;
    fStrike = createCheckbox(editControls, XMLUIMessages.SyntaxColoringPage_5);
    fStrike.setEnabled(false);
    ((GridData) fStrike.getLayoutData()).horizontalSpan = 2;
    fUnderline = createCheckbox(editControls, XMLUIMessages.SyntaxColoringPage_6);
    fUnderline.setEnabled(false);
    ((GridData) fUnderline.getLayoutData()).horizontalSpan = 2;
    fClearStyle = new Button(editingComposite, SWT.PUSH);
    fClearStyle.setText(SSEUIMessages.Restore_Default_UI_); // $NON-NLS-1$ =
    // "Restore
    // Default"
    fClearStyle.setLayoutData(new GridData(SWT.BEGINNING));
    ((GridData) fClearStyle.getLayoutData()).horizontalIndent = 20;
    fClearStyle.setEnabled(false);

    Composite sampleArea = createComposite(editor, 1);

    ((GridLayout) sampleArea.getLayout()).marginLeft = 5;
    ((GridLayout) sampleArea.getLayout()).marginTop = 5;
    createLabel(sampleArea, SSEUIMessages.Sample_text__UI_); // $NON-NLS-1$
    // =
    // "&Sample
    // text:"
    SourceViewer viewer = new SourceViewer(sampleArea, null,
            SWT.BORDER | SWT.LEFT_TO_RIGHT | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL | SWT.READ_ONLY);
    fText = viewer.getTextWidget();
    GridData gridData3 = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData3.widthHint = convertWidthInCharsToPixels(20);
    gridData3.heightHint = convertHeightInCharsToPixels(18);
    gridData3.horizontalSpan = 2;
    fText.setLayoutData(gridData3);
    fText.setEditable(false);
    fText.setFont(JFaceResources.getFont("org.eclipse.wst.sse.ui.textfont")); //$NON-NLS-1$
    fText.addKeyListener(getTextKeyListener());
    fText.addSelectionListener(getTextSelectionListener());
    fText.addMouseListener(getTextMouseListener());
    fText.addTraverseListener(getTraverseListener());
    setAccessible(fText, SSEUIMessages.Sample_text__UI_);
    fDocument = StructuredModelManager.getModelManager()
            .createStructuredDocumentFor(ContentTypeIdForTwig.CONTENT_TYPE_ID_TWIG);
    fDocument.set(getExampleText());
    viewer.setDocument(fDocument);

    top.setWeights(new int[] { 2, 1 });
    editor.setWeights(new int[] { 1, 1 });
    PlatformUI.getWorkbench().getHelpSystem().setHelp(pageComponent,
            IPHPHelpContextIds.SYNTAX_COLORING_PREFERENCES);

    fStylesViewer.setInput(getStylePreferenceKeys());

    fOverlayStore.addPropertyChangeListener(fHighlightingChangeListener);

    try {

        initHighlightingPositions();
        initHighlightingStyles();
        applyStyles();

    } catch (Exception e) {
        Logger.logException(e);
    }

    fStylesViewer.addSelectionChangedListener(new ISelectionChangedListener() {
        public void selectionChanged(SelectionChangedEvent event) {
            if (!event.getSelection().isEmpty()) {
                Object o = ((IStructuredSelection) event.getSelection()).getFirstElement();
                String namedStyle = o.toString();

                activate(namedStyle);
                if (namedStyle == null)
                    return;
            }
        }
    });

    fForegroundColorEditor.addListener(new IPropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
                String namedStyle = o.toString();

                String prefString = getOverlayStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[0];
                    // open color dialog to get new color
                    String newValue = ColorHelper.toRGBString(fForegroundColorEditor.getColorValue());

                    if (!newValue.equals(oldValue)) {
                        stylePrefs[0] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getOverlayStore().setValue(namedStyle, newPrefString);
                        applyStyles();
                        fText.redraw();
                    }
                }
            }
        }
    });

    fBackgroundColorEditor.addListener(new IPropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
                String namedStyle = o.toString();

                String prefString = getOverlayStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[1];
                    // open color dialog to get new color
                    String newValue = ColorHelper.toRGBString(fBackgroundColorEditor.getColorValue());

                    if (!newValue.equals(oldValue)) {
                        stylePrefs[1] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getOverlayStore().setValue(namedStyle, newPrefString);
                        applyStyles();
                        fText.redraw();
                        activate(namedStyle);
                    }
                }
            }
        }
    });

    fBold.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();

            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[2];
                String newValue = String.valueOf(fBold.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[2] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fItalic.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[3];
                String newValue = String.valueOf(fItalic.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[3] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fStrike.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[4];
                String newValue = String.valueOf(fStrike.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[4] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fUnderline.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();

            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[5];
                String newValue = String.valueOf(fUnderline.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[5] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fClearStyle.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            if (fStylesViewer.getSelection().isEmpty())
                return;
            String namedStyle = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement()
                    .toString();

            getOverlayStore().setToDefault(namedStyle);

            applyStyles();
            fText.redraw();
            activate(namedStyle);
        }
    });

    fEnabler.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            // get current (newly old) style

            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();

            // Map<String, AbstractSemanticHighlighting> highlightingMap =
            // SemanticHighlightingManager
            // .getInstance().getSemanticHighlightings();

            // if (highlightingMap.containsKey(namedStyle)) {
            // AbstractSemanticHighlighting semantic = highlightingMap
            // .get(namedStyle);
            // boolean enablement = fEnabler.getSelection();
            // semantic.getStyle().setEnabledByDefault(enablement);
            // switchEnablement(enablement);
            // getOverlayStore().setValue(
            // semantic.getEnabledPreferenceKey(), enablement);
            //
            // }
            if (getStylePreferenceKeys().contains(namedStyle)) {
                boolean enablement = fEnabler.getSelection();
                switchEnablement(enablement);
                getOverlayStore().setValue(PreferenceConstants.getEnabledPreferenceKey(namedStyle), enablement);
            }

        }

    });

    switchEnablement(false);
    return pageComponent;
}

---

From source file:org.eclipse.angularjs.internal.ui.preferences.html.HTMLAngularEditorSyntaxColoringPreferencePage.java

License:Open Source License

protected Control createContents(final Composite parent) {
    initializeDialogUnits(parent);//from  w  w  w .ja  v a  2s . c  om

    fDefaultForeground = parent.getDisplay().getSystemColor(SWT.COLOR_LIST_FOREGROUND);
    fDefaultBackground = parent.getDisplay().getSystemColor(SWT.COLOR_LIST_BACKGROUND);
    Composite pageComponent = createComposite(parent, 2);
    PlatformUI.getWorkbench().getHelpSystem().setHelp(pageComponent,
            IHelpContextIds.HTML_PREFWEBX_STYLES_HELPID);

    Link link = new Link(pageComponent, SWT.WRAP);
    link.setText(SSEUIMessages.SyntaxColoring_Link);
    link.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            PreferencesUtil.createPreferenceDialogOn(parent.getShell(), e.text, null, null);
        }
    });

    GridData linkData = new GridData(SWT.FILL, SWT.BEGINNING, true, false, 2, 1);
    linkData.widthHint = 150; // only expand further if anyone else requires
    // it
    link.setLayoutData(linkData);

    new Label(pageComponent, SWT.NONE).setLayoutData(new GridData());
    new Label(pageComponent, SWT.NONE).setLayoutData(new GridData());

    SashForm editor = new SashForm(pageComponent, SWT.VERTICAL);
    GridData gridData2 = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData2.horizontalSpan = 2;
    editor.setLayoutData(gridData2);
    SashForm top = new SashForm(editor, SWT.HORIZONTAL);
    Composite styleEditor = createComposite(top, 1);
    ((GridLayout) styleEditor.getLayout()).marginRight = 5;
    ((GridLayout) styleEditor.getLayout()).marginLeft = 0;
    createLabel(styleEditor, HTMLUIMessages.SyntaxColoringPage_0);
    fStylesViewer = createStylesViewer(styleEditor);
    GridData gridData = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData.horizontalIndent = 0;
    Iterator iterator = fStyleToDescriptionMap.values().iterator();
    while (iterator.hasNext()) {
        gridData.widthHint = Math.max(gridData.widthHint,
                convertWidthInCharsToPixels(iterator.next().toString().length()));
    }
    gridData.heightHint = convertHeightInCharsToPixels(5);
    fStylesViewer.getControl().setLayoutData(gridData);

    Composite editingComposite = createComposite(top, 1);
    ((GridLayout) styleEditor.getLayout()).marginLeft = 5;
    createLabel(editingComposite, ""); //$NON-NLS-1$
    Button enabler = createCheckbox(editingComposite, HTMLUIMessages.SyntaxColoringPage_2);
    enabler.setEnabled(false);
    enabler.setSelection(true);
    Composite editControls = createComposite(editingComposite, 2);
    ((GridLayout) editControls.getLayout()).marginLeft = 20;

    fForegroundLabel = createLabel(editControls, SSEUIMessages.Foreground_UI_);
    ((GridData) fForegroundLabel.getLayoutData()).verticalAlignment = SWT.CENTER;
    fForegroundLabel.setEnabled(false);

    fForegroundColorEditor = new ColorSelector(editControls);
    Button fForegroundColor = fForegroundColorEditor.getButton();
    GridData gd = new GridData(SWT.BEGINNING, SWT.FILL, false, false);
    fForegroundColor.setLayoutData(gd);
    fForegroundColorEditor.setEnabled(false);
    fForegroundColorEditor.getButton().getAccessible().addAccessibleListener(new AccessibleAdapter() {
        public void getName(final AccessibleEvent e) {
            e.result = SSEUIMessages.Foreground_Color_Selector_Button;
        }
    });

    fBackgroundLabel = createLabel(editControls, SSEUIMessages.Background_UI_);
    ((GridData) fBackgroundLabel.getLayoutData()).verticalAlignment = SWT.CENTER;
    fBackgroundLabel.setEnabled(false);

    fBackgroundColorEditor = new ColorSelector(editControls);
    Button fBackgroundColor = fBackgroundColorEditor.getButton();
    gd = new GridData(SWT.BEGINNING, SWT.FILL, false, false);
    fBackgroundColor.setLayoutData(gd);
    fBackgroundColorEditor.setEnabled(false);
    fBackgroundColorEditor.getButton().getAccessible().addAccessibleListener(new AccessibleAdapter() {
        public void getName(final AccessibleEvent e) {
            e.result = SSEUIMessages.Background_Color_Selector_Button;
        }
    });

    fBold = createCheckbox(editControls, HTMLUIMessages.SyntaxColoringPage_3);
    fBold.setEnabled(false);
    ((GridData) fBold.getLayoutData()).horizontalSpan = 2;
    fItalic = createCheckbox(editControls, HTMLUIMessages.SyntaxColoringPage_4);
    fItalic.setEnabled(false);
    ((GridData) fItalic.getLayoutData()).horizontalSpan = 2;
    fStrike = createCheckbox(editControls, HTMLUIMessages.SyntaxColoringPage_5);
    fStrike.setEnabled(false);
    ((GridData) fStrike.getLayoutData()).horizontalSpan = 2;
    fUnderline = createCheckbox(editControls, HTMLUIMessages.SyntaxColoringPage_6);
    fUnderline.setEnabled(false);
    ((GridData) fUnderline.getLayoutData()).horizontalSpan = 2;
    fClearStyle = new Button(editingComposite, SWT.PUSH);
    fClearStyle.setText(SSEUIMessages.Restore_Default_UI_); //$NON-NLS-1$ = "Restore Default"
    fClearStyle.setLayoutData(new GridData(SWT.BEGINNING));
    ((GridData) fClearStyle.getLayoutData()).horizontalIndent = 20;
    fClearStyle.setEnabled(false);

    Composite sampleArea = createComposite(editor, 1);

    ((GridLayout) sampleArea.getLayout()).marginLeft = 5;
    ((GridLayout) sampleArea.getLayout()).marginTop = 5;
    createLabel(sampleArea, SSEUIMessages.Sample_text__UI_); //$NON-NLS-1$ = "&Sample text:"
    fPreviewViewer = new SourceViewer(sampleArea, null,
            SWT.BORDER | SWT.LEFT_TO_RIGHT | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL | SWT.READ_ONLY);
    fText = fPreviewViewer.getTextWidget();
    GridData gridData3 = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData3.widthHint = convertWidthInCharsToPixels(20);
    gridData3.heightHint = convertHeightInCharsToPixels(5);
    gridData3.horizontalSpan = 2;
    fText.setLayoutData(gridData3);
    fText.setEditable(false);
    fText.setFont(JFaceResources.getFont("org.eclipse.wst.sse.ui.textfont")); //$NON-NLS-1$
    fText.addKeyListener(getTextKeyListener());
    fText.addSelectionListener(getTextSelectionListener());
    fText.addMouseListener(getTextMouseListener());
    fText.addTraverseListener(getTraverseListener());
    setAccessible(fText, SSEUIMessages.Sample_text__UI_);
    initializeSourcePreviewColors(fPreviewViewer);
    IStructuredModel model = null;
    try {
        model = getDomModel();
        fPreviewViewer.setDocument(getDomModel().getStructuredDocument());
    } catch (IOException e) {
        Trace.trace(Trace.SEVERE, "Error while loading DOM", e);
    } finally {
        if (model != null) {
            model.releaseFromRead();
        }
    }

    top.setWeights(new int[] { 1, 1 });
    editor.setWeights(new int[] { 1, 1 });
    PlatformUI.getWorkbench().getHelpSystem().setHelp(pageComponent,
            IHelpContextIds.HTML_PREFWEBX_STYLES_HELPID);

    fStylesViewer.setInput(getStylePreferenceKeys());

    applyStyles();

    fStylesViewer.addSelectionChangedListener(new ISelectionChangedListener() {
        public void selectionChanged(SelectionChangedEvent event) {
            if (!event.getSelection().isEmpty()) {
                Object o = ((IStructuredSelection) event.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                activate(namedStyle);
                if (namedStyle == null)
                    return;
            }
        }
    });

    fForegroundColorEditor.addListener(new IPropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                String prefString = getOverlayStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[0];
                    // open color dialog to get new color
                    String newValue = ColorHelper.toRGBString(fForegroundColorEditor.getColorValue());

                    if (!newValue.equals(oldValue)) {
                        stylePrefs[0] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getOverlayStore().setValue(namedStyle, newPrefString);
                        applyStyles();
                        fText.redraw();
                    }
                }
            }
        }
    });

    fBackgroundColorEditor.addListener(new IPropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                String prefString = getOverlayStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[1];
                    // open color dialog to get new color
                    String newValue = ColorHelper.toRGBString(fBackgroundColorEditor.getColorValue());

                    if (!newValue.equals(oldValue)) {
                        stylePrefs[1] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getOverlayStore().setValue(namedStyle, newPrefString);
                        applyStyles();
                        fText.redraw();
                        activate(namedStyle);
                    }
                }
            }
        }
    });

    fBold.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[2];
                String newValue = String.valueOf(fBold.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[2] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fItalic.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[3];
                String newValue = String.valueOf(fItalic.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[3] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fStrike.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[4];
                String newValue = String.valueOf(fStrike.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[4] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fUnderline.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[5];
                String newValue = String.valueOf(fUnderline.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[5] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fClearStyle.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            if (fStylesViewer.getSelection().isEmpty())
                return;
            String namedStyle = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement()
                    .toString();
            getOverlayStore().setToDefault(namedStyle);
            applyStyles();
            fText.redraw();
            activate(namedStyle);
        }
    });

    return pageComponent;
}

---

From source file:org.eclipse.birt.report.designer.ui.ide.preferences.ExpressionSyntaxColoringPage.java

License:Open Source License

protected Control createContents(final Composite parent) {
    initializeDialogUnits(parent);//from www  . jav  a2  s  .  com

    fDefaultForeground = UIUtil.getEclipseEditorForeground();
    fDefaultBackground = UIUtil.getEclipseEditorBackground();
    Composite pageComponent = createComposite(parent, 2);
    UIUtil.bindHelp(getControl(), IHelpContextIds.PREFERENCE_BIRT_EXPRESSION_SYNTAX_COLOR_ID);

    Link link = new Link(pageComponent, SWT.WRAP);
    link.setText(Messages.getString("ExpressionSyntaxColoringPage.Link.ColorAndFont")); //$NON-NLS-1$
    link.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            PreferencesUtil.createPreferenceDialogOn(parent.getShell(), e.text, null, null);
        }
    });

    GridData linkData = new GridData(SWT.FILL, SWT.BEGINNING, true, false, 2, 1);
    linkData.widthHint = 150; // only expand further if anyone else requires
    // it
    link.setLayoutData(linkData);

    new Label(pageComponent, SWT.NONE).setLayoutData(new GridData());
    new Label(pageComponent, SWT.NONE).setLayoutData(new GridData());

    SashForm editor = new SashForm(pageComponent, SWT.VERTICAL);
    GridData gridData2 = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData2.horizontalSpan = 2;
    editor.setLayoutData(gridData2);
    SashForm top = new SashForm(editor, SWT.HORIZONTAL);
    Composite styleEditor = createComposite(top, 1);
    ((GridLayout) styleEditor.getLayout()).marginRight = 5;
    ((GridLayout) styleEditor.getLayout()).marginLeft = 0;
    createLabel(styleEditor, Messages.getString("ExpressionSyntaxColoringPage.Label.SyntaxElement")); //$NON-NLS-1$
    fStylesViewer = createStylesViewer(styleEditor);
    GridData gridData = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData.horizontalIndent = 0;
    Iterator iterator = fStyleToDescriptionMap.values().iterator();
    while (iterator.hasNext()) {
        gridData.widthHint = Math.max(gridData.widthHint,
                convertWidthInCharsToPixels(iterator.next().toString().length()));
    }
    gridData.heightHint = convertHeightInCharsToPixels(5);
    fStylesViewer.getControl().setLayoutData(gridData);

    Composite editingComposite = createComposite(top, 1);
    ((GridLayout) styleEditor.getLayout()).marginLeft = 5;
    createLabel(editingComposite, ""); //$NON-NLS-1$
    Button enabler = createCheckbox(editingComposite,
            Messages.getString("ExpressionSyntaxColoringPage.Button.Enable")); //$NON-NLS-1$
    enabler.setEnabled(false);
    enabler.setSelection(true);
    Composite editControls = createComposite(editingComposite, 2);
    ((GridLayout) editControls.getLayout()).marginLeft = 20;

    fForegroundLabel = createLabel(editControls,
            Messages.getString("ExpressionSyntaxColoringPage.Label.Foreground")); //$NON-NLS-1$
    ((GridData) fForegroundLabel.getLayoutData()).verticalAlignment = SWT.CENTER;
    fForegroundLabel.setEnabled(false);

    fForegroundColorEditor = new ColorSelector(editControls);
    Button fForegroundColor = fForegroundColorEditor.getButton();
    GridData gd = new GridData(SWT.BEGINNING, SWT.FILL, false, false);
    fForegroundColor.setLayoutData(gd);
    fForegroundColorEditor.setEnabled(false);
    fForegroundColorEditor.getButton().getAccessible().addAccessibleListener(new AccessibleAdapter() {

        public void getName(final AccessibleEvent e) {
            e.result = Messages.getString("ExpressionSyntaxColoringPage.Accessible.Name.Foreground"); //$NON-NLS-1$
        }
    });

    fBackgroundLabel = createLabel(editControls,
            Messages.getString("ExpressionSyntaxColoringPage.Label.Background")); //$NON-NLS-1$
    ((GridData) fBackgroundLabel.getLayoutData()).verticalAlignment = SWT.CENTER;
    fBackgroundLabel.setEnabled(false);

    fBackgroundColorEditor = new ColorSelector(editControls);
    Button fBackgroundColor = fBackgroundColorEditor.getButton();
    gd = new GridData(SWT.BEGINNING, SWT.FILL, false, false);
    fBackgroundColor.setLayoutData(gd);
    fBackgroundColorEditor.setEnabled(false);
    fBackgroundColorEditor.getButton().getAccessible().addAccessibleListener(new AccessibleAdapter() {

        public void getName(final AccessibleEvent e) {
            e.result = Messages.getString("ExpressionSyntaxColoringPage.Accessible.Name.Background"); //$NON-NLS-1$
        }
    });

    fBold = createCheckbox(editControls, Messages.getString("ExpressionSyntaxColoringPage.Button.Bold")); //$NON-NLS-1$
    fBold.setEnabled(false);
    ((GridData) fBold.getLayoutData()).horizontalSpan = 2;
    fItalic = createCheckbox(editControls, Messages.getString("ExpressionSyntaxColoringPage.Button.Italic")); //$NON-NLS-1$
    fItalic.setEnabled(false);
    ((GridData) fItalic.getLayoutData()).horizontalSpan = 2;
    fStrike = createCheckbox(editControls,
            Messages.getString("ExpressionSyntaxColoringPage.Button.Strikethrough")); //$NON-NLS-1$
    fStrike.setEnabled(false);
    ((GridData) fStrike.getLayoutData()).horizontalSpan = 2;
    fUnderline = createCheckbox(editControls,
            Messages.getString("ExpressionSyntaxColoringPage.Button.Underline")); //$NON-NLS-1$
    fUnderline.setEnabled(false);
    ((GridData) fUnderline.getLayoutData()).horizontalSpan = 2;
    fClearStyle = new Button(editingComposite, SWT.PUSH);
    fClearStyle.setText(Messages.getString("ExpressionSyntaxColoringPage.Button.Restore")); //$NON-NLS-1$
    fClearStyle.setLayoutData(new GridData(SWT.BEGINNING));
    ((GridData) fClearStyle.getLayoutData()).horizontalIndent = 20;
    fClearStyle.setEnabled(false);

    Composite sampleArea = createComposite(editor, 1);

    ((GridLayout) sampleArea.getLayout()).marginLeft = 5;
    ((GridLayout) sampleArea.getLayout()).marginTop = 5;
    createLabel(sampleArea, Messages.getString("ExpressionSyntaxColoringPage.Label.SampleText")); //$NON-NLS-1$
    fPreviewViewer = new SourceViewer(sampleArea, null,
            SWT.BORDER | SWT.LEFT_TO_RIGHT | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL | SWT.READ_ONLY);
    fPreviewViewer.configure(new JSSourceViewerConfiguration());
    fText = fPreviewViewer.getTextWidget();
    GridData gridData3 = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData3.widthHint = convertWidthInCharsToPixels(20);
    gridData3.heightHint = convertHeightInCharsToPixels(5);
    gridData3.horizontalSpan = 2;
    fText.setLayoutData(gridData3);
    fText.setEditable(false);
    fText.setFont(JFaceResources.getFont(JFaceResources.TEXT_FONT));
    fText.addKeyListener(getTextKeyListener());
    fText.addSelectionListener(getTextSelectionListener());
    fText.addMouseListener(getTextMouseListener());
    fText.addTraverseListener(getTraverseListener());
    setAccessible(fText, Messages.getString("ExpressionSyntaxColoringPage.Label.SampleText")); //$NON-NLS-1$

    JSEditorInput editorInput = new JSEditorInput(loadPreviewContentFromFile());
    JSDocumentProvider documentProvider = new JSDocumentProvider();

    try {
        documentProvider.connect(editorInput);
    } catch (CoreException e) {
        ExceptionHandler.handle(e);
    }

    fDocument = documentProvider.getDocument(editorInput);

    initializeSourcePreviewColors(fPreviewViewer);

    fPreviewViewer.setDocument(fDocument);

    top.setWeights(new int[] { 1, 1 });
    editor.setWeights(new int[] { 1, 1 });

    fStylesViewer.setInput(getStylePreferenceKeys());

    applyStyles();

    fStylesViewer.addSelectionChangedListener(new ISelectionChangedListener() {

        public void selectionChanged(SelectionChangedEvent event) {
            if (!event.getSelection().isEmpty()) {
                Object o = ((IStructuredSelection) event.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                activate(namedStyle);
                if (namedStyle == null)
                    return;
            }
        }
    });

    fForegroundColorEditor.addListener(new IPropertyChangeListener() {

        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                String prefString = getOverlayStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[0];
                    // open color dialog to get new color
                    String newValue = ColorHelper.toRGBString(fForegroundColorEditor.getColorValue());

                    if (!newValue.equals(oldValue)) {
                        stylePrefs[0] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getOverlayStore().setValue(namedStyle, newPrefString);
                        applyStyles();
                        fText.redraw();
                    }
                }
            }
        }
    });

    fBackgroundColorEditor.addListener(new IPropertyChangeListener() {

        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                String prefString = getOverlayStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[1];
                    // open color dialog to get new color
                    String newValue = ColorHelper.toRGBString(fBackgroundColorEditor.getColorValue());

                    if (!newValue.equals(oldValue)) {
                        stylePrefs[1] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getOverlayStore().setValue(namedStyle, newPrefString);
                        applyStyles();
                        fText.redraw();
                        activate(namedStyle);
                    }
                }
            }
        }
    });

    fBold.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[2];
                String newValue = String.valueOf(fBold.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[2] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fItalic.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[3];
                String newValue = String.valueOf(fItalic.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[3] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fStrike.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[4];
                String newValue = String.valueOf(fStrike.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[4] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fUnderline.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[5];
                String newValue = String.valueOf(fUnderline.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[5] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fClearStyle.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            if (fStylesViewer.getSelection().isEmpty())
                return;
            String namedStyle = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement()
                    .toString();
            getOverlayStore().setToDefault(namedStyle);
            applyStyles();
            fText.redraw();
            activate(namedStyle);
        }
    });

    return pageComponent;
}

---

From source file:org.eclipse.jst.jsp.ui.internal.preferences.ui.JSPSyntaxColoringPage.java

License:Open Source License

protected Control createContents(final Composite parent) {
    initializeDialogUnits(parent);//w w  w  .  ja  v  a 2  s  .  c  o m

    fDefaultForeground = parent.getDisplay().getSystemColor(SWT.COLOR_LIST_FOREGROUND);
    fDefaultBackground = parent.getDisplay().getSystemColor(SWT.COLOR_LIST_BACKGROUND);
    Composite pageComponent = createComposite(parent, 2);
    PlatformUI.getWorkbench().getHelpSystem().setHelp(pageComponent,
            IHelpContextIds.JSP_PREFWEBX_STYLES_HELPID);

    Link link = new Link(pageComponent, SWT.WRAP);
    link.setText(SSEUIMessages.SyntaxColoring_Link);
    link.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            PreferencesUtil.createPreferenceDialogOn(parent.getShell(), e.text, null, null);
        }
    });

    GridData linkData = new GridData(SWT.FILL, SWT.BEGINNING, true, false, 2, 1);
    linkData.widthHint = 150; // only expand further if anyone else requires it
    link.setLayoutData(linkData);

    new Label(pageComponent, SWT.NONE).setLayoutData(new GridData());
    new Label(pageComponent, SWT.NONE).setLayoutData(new GridData());

    SashForm editor = new SashForm(pageComponent, SWT.VERTICAL);
    GridData gridData2 = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData2.horizontalSpan = 2;
    editor.setLayoutData(gridData2);
    SashForm top = new SashForm(editor, SWT.HORIZONTAL);
    Composite styleEditor = createComposite(top, 1);
    ((GridLayout) styleEditor.getLayout()).marginRight = 5;
    ((GridLayout) styleEditor.getLayout()).marginLeft = 0;
    createLabel(styleEditor, JSPUIMessages.SyntaxColoringPage_0);
    fStylesViewer = createStylesViewer(styleEditor);
    GridData gridData = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData.horizontalIndent = 0;
    Iterator iterator = fStyleToDescriptionMap.values().iterator();
    while (iterator.hasNext()) {
        gridData.widthHint = Math.max(gridData.widthHint,
                convertWidthInCharsToPixels(iterator.next().toString().length()));
    }
    gridData.heightHint = convertHeightInCharsToPixels(5);
    fStylesViewer.getControl().setLayoutData(gridData);

    Composite editingComposite = createComposite(top, 1);
    ((GridLayout) styleEditor.getLayout()).marginLeft = 5;
    createLabel(editingComposite, ""); //$NON-NLS-1$
    Button enabler = createCheckbox(editingComposite, JSPUIMessages.SyntaxColoringPage_2);
    enabler.setEnabled(false);
    enabler.setSelection(true);
    Composite editControls = createComposite(editingComposite, 2);
    ((GridLayout) editControls.getLayout()).marginLeft = 20;

    fForegroundLabel = createLabel(editControls, SSEUIMessages.Foreground_UI_);
    ((GridData) fForegroundLabel.getLayoutData()).verticalAlignment = SWT.CENTER;
    fForegroundLabel.setEnabled(false);

    fForegroundColorEditor = new ColorSelector(editControls);
    Button fForegroundColor = fForegroundColorEditor.getButton();
    GridData gd = new GridData(SWT.BEGINNING, SWT.FILL, false, false);
    fForegroundColor.setLayoutData(gd);
    fForegroundColorEditor.setEnabled(false);
    fForegroundColorEditor.getButton().getAccessible().addAccessibleListener(new AccessibleAdapter() {
        public void getName(final AccessibleEvent e) {
            e.result = SSEUIMessages.Foreground_Color_Selector_Button;
        }
    });

    fBackgroundLabel = createLabel(editControls, SSEUIMessages.Background_UI_);
    ((GridData) fBackgroundLabel.getLayoutData()).verticalAlignment = SWT.CENTER;
    fBackgroundLabel.setEnabled(false);

    fBackgroundColorEditor = new ColorSelector(editControls);
    Button fBackgroundColor = fBackgroundColorEditor.getButton();
    gd = new GridData(SWT.BEGINNING, SWT.FILL, false, false);
    fBackgroundColor.setLayoutData(gd);
    fBackgroundColorEditor.setEnabled(false);
    fBackgroundColorEditor.getButton().getAccessible().addAccessibleListener(new AccessibleAdapter() {
        public void getName(final AccessibleEvent e) {
            e.result = SSEUIMessages.Background_Color_Selector_Button;
        }
    });

    fBold = createCheckbox(editControls, JSPUIMessages.SyntaxColoringPage_3);
    fBold.setEnabled(false);
    ((GridData) fBold.getLayoutData()).horizontalSpan = 2;
    fItalic = createCheckbox(editControls, JSPUIMessages.SyntaxColoringPage_4);
    fItalic.setEnabled(false);
    ((GridData) fItalic.getLayoutData()).horizontalSpan = 2;
    fStrike = createCheckbox(editControls, JSPUIMessages.SyntaxColoringPage_5);
    fStrike.setEnabled(false);
    ((GridData) fStrike.getLayoutData()).horizontalSpan = 2;
    fUnderline = createCheckbox(editControls, JSPUIMessages.SyntaxColoringPage_6);
    fUnderline.setEnabled(false);
    ((GridData) fUnderline.getLayoutData()).horizontalSpan = 2;
    fClearStyle = new Button(editingComposite, SWT.PUSH);
    fClearStyle.setText(SSEUIMessages.Restore_Default_UI_); //$NON-NLS-1$ = "Restore Default"
    fClearStyle.setLayoutData(new GridData(SWT.BEGINNING));
    ((GridData) fClearStyle.getLayoutData()).horizontalIndent = 20;
    fClearStyle.setEnabled(false);

    Composite sampleArea = createComposite(editor, 1);

    ((GridLayout) sampleArea.getLayout()).marginLeft = 5;
    ((GridLayout) sampleArea.getLayout()).marginTop = 5;
    createLabel(sampleArea, SSEUIMessages.Sample_text__UI_); //$NON-NLS-1$ = "&Sample text:"
    fPreviewViewer = new SourceViewer(sampleArea, null,
            SWT.BORDER | SWT.LEFT_TO_RIGHT | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL | SWT.READ_ONLY);
    fText = fPreviewViewer.getTextWidget();
    GridData gridData3 = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData3.widthHint = convertWidthInCharsToPixels(20);
    gridData3.heightHint = convertHeightInCharsToPixels(5);
    gridData3.horizontalSpan = 2;
    fText.setLayoutData(gridData3);
    fText.setEditable(false);
    fText.setFont(JFaceResources.getFont("org.eclipse.wst.sse.ui.textfont")); //$NON-NLS-1$
    fText.addKeyListener(getTextKeyListener());
    fText.addSelectionListener(getTextSelectionListener());
    fText.addMouseListener(getTextMouseListener());
    fText.addTraverseListener(getTraverseListener());
    setAccessible(fText, SSEUIMessages.Sample_text__UI_);
    fDocument = StructuredModelManager.getModelManager()
            .createStructuredDocumentFor(ContentTypeIdForJSP.ContentTypeID_JSP);
    fDocument.set(getExampleText());
    initializeSourcePreviewColors(fPreviewViewer);
    fPreviewViewer.setDocument(fDocument);

    top.setWeights(new int[] { 1, 1 });
    editor.setWeights(new int[] { 1, 1 });
    PlatformUI.getWorkbench().getHelpSystem().setHelp(pageComponent,
            IHelpContextIds.JSP_PREFWEBX_STYLES_HELPID);

    fStylesViewer.setInput(getStylePreferenceKeys());

    applyStyles();

    fStylesViewer.addSelectionChangedListener(new ISelectionChangedListener() {
        public void selectionChanged(SelectionChangedEvent event) {
            if (!event.getSelection().isEmpty()) {
                Object o = ((IStructuredSelection) event.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                activate(namedStyle);
                if (namedStyle == null)
                    return;
            }
        }
    });

    fForegroundColorEditor.addListener(new IPropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                String prefString = getOverlayStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[0];
                    // open color dialog to get new color
                    String newValue = ColorHelper.toRGBString(fForegroundColorEditor.getColorValue());

                    if (!newValue.equals(oldValue)) {
                        stylePrefs[0] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getOverlayStore().setValue(namedStyle, newPrefString);
                        applyStyles();
                        fText.redraw();
                    }
                }
            }
        }
    });

    fBackgroundColorEditor.addListener(new IPropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                String prefString = getOverlayStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[1];
                    // open color dialog to get new color
                    String newValue = ColorHelper.toRGBString(fBackgroundColorEditor.getColorValue());

                    if (!newValue.equals(oldValue)) {
                        stylePrefs[1] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getOverlayStore().setValue(namedStyle, newPrefString);
                        applyStyles();
                        fText.redraw();
                        activate(namedStyle);
                    }
                }
            }
        }
    });

    fBold.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[2];
                String newValue = String.valueOf(fBold.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[2] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fItalic.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[3];
                String newValue = String.valueOf(fItalic.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[3] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fStrike.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[4];
                String newValue = String.valueOf(fStrike.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[4] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fUnderline.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[5];
                String newValue = String.valueOf(fUnderline.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[5] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fClearStyle.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            if (fStylesViewer.getSelection().isEmpty())
                return;
            String namedStyle = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement()
                    .toString();
            getOverlayStore().setToDefault(namedStyle);
            applyStyles();
            fText.redraw();
            activate(namedStyle);
        }
    });

    return pageComponent;
}

---

From source file:org.eclipse.php.internal.ui.preferences.PHPSyntaxColoringPage.java

License:Open Source License

@Override
protected Control createContents(final Composite parent) {
    initializeDialogUnits(parent);/*from  w  ww  . j a  va2 s .  co m*/

    fDefaultForeground = parent.getDisplay().getSystemColor(SWT.COLOR_LIST_FOREGROUND);
    fDefaultBackground = parent.getDisplay().getSystemColor(SWT.COLOR_LIST_BACKGROUND);
    Composite pageComponent = createComposite(parent, 2);
    PlatformUI.getWorkbench().getHelpSystem().setHelp(getControl(),
            IPHPHelpContextIds.SYNTAX_COLORING_PREFERENCES);

    Link link = new Link(pageComponent, SWT.WRAP);
    link.setText(SSEUIMessages.SyntaxColoring_Link);
    link.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            PreferencesUtil.createPreferenceDialogOn(parent.getShell(), e.text, null, null);
        }
    });

    GridData linkData = new GridData(SWT.FILL, SWT.BEGINNING, true, false, 2, 1);
    linkData.widthHint = 150; // only expand further if anyone else requires
    // it
    link.setLayoutData(linkData);

    new Label(pageComponent, SWT.NONE).setLayoutData(new GridData());
    new Label(pageComponent, SWT.NONE).setLayoutData(new GridData());

    SashForm editor = new SashForm(pageComponent, SWT.VERTICAL);
    GridData gridData2 = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData2.horizontalSpan = 2;
    editor.setLayoutData(gridData2);
    SashForm top = new SashForm(editor, SWT.HORIZONTAL);
    Composite styleEditor = createComposite(top, 1);
    ((GridLayout) styleEditor.getLayout()).marginRight = 5;
    ((GridLayout) styleEditor.getLayout()).marginLeft = 0;
    createLabel(styleEditor, XMLUIMessages.SyntaxColoringPage_0);
    fStylesViewer = createStylesViewer(styleEditor);
    GridData gridData = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData.horizontalIndent = 0;
    Iterator<String> iterator = fStyleToDescriptionMap.values().iterator();
    while (iterator.hasNext()) {
        gridData.widthHint = Math.max(gridData.widthHint,
                convertWidthInCharsToPixels(iterator.next().toString().length()));
    }
    gridData.heightHint = convertHeightInCharsToPixels(5);
    fStylesViewer.getControl().setLayoutData(gridData);

    Composite editingComposite = createComposite(top, 1);
    ((GridLayout) styleEditor.getLayout()).marginLeft = 5;
    createLabel(editingComposite, ""); //$NON-NLS-1$

    fEnabler = createCheckbox(editingComposite, XMLUIMessages.SyntaxColoringPage_2);
    fEnabler.setEnabled(false);

    Composite editControls = createComposite(editingComposite, 2);
    ((GridLayout) editControls.getLayout()).marginLeft = 20;

    fForegroundLabel = createLabel(editControls, SSEUIMessages.Foreground_UI_);
    ((GridData) fForegroundLabel.getLayoutData()).verticalAlignment = SWT.CENTER;
    fForegroundLabel.setEnabled(false);

    fForegroundColorEditor = new ColorSelector(editControls);
    Button fForegroundColor = fForegroundColorEditor.getButton();
    GridData gd = new GridData(SWT.BEGINNING, SWT.FILL, false, false);
    fForegroundColor.setLayoutData(gd);
    fForegroundColorEditor.setEnabled(false);

    fBackgroundLabel = createLabel(editControls, SSEUIMessages.Background_UI_);
    ((GridData) fBackgroundLabel.getLayoutData()).verticalAlignment = SWT.CENTER;
    fBackgroundLabel.setEnabled(false);

    fBackgroundColorEditor = new ColorSelector(editControls);
    Button fBackgroundColor = fBackgroundColorEditor.getButton();
    gd = new GridData(SWT.BEGINNING, SWT.FILL, false, false);
    fBackgroundColor.setLayoutData(gd);
    fBackgroundColorEditor.setEnabled(false);

    fBold = createCheckbox(editControls, XMLUIMessages.SyntaxColoringPage_3);
    fBold.setEnabled(false);
    ((GridData) fBold.getLayoutData()).horizontalSpan = 2;
    fItalic = createCheckbox(editControls, XMLUIMessages.SyntaxColoringPage_4);
    fItalic.setEnabled(false);
    ((GridData) fItalic.getLayoutData()).horizontalSpan = 2;
    fStrike = createCheckbox(editControls, XMLUIMessages.SyntaxColoringPage_5);
    fStrike.setEnabled(false);
    ((GridData) fStrike.getLayoutData()).horizontalSpan = 2;
    fUnderline = createCheckbox(editControls, XMLUIMessages.SyntaxColoringPage_6);
    fUnderline.setEnabled(false);
    ((GridData) fUnderline.getLayoutData()).horizontalSpan = 2;
    fClearStyle = new Button(editingComposite, SWT.PUSH);
    fClearStyle.setText(SSEUIMessages.Restore_Default_UI_); // =
    // "Restore Default"
    fClearStyle.setLayoutData(new GridData(SWT.BEGINNING));
    ((GridData) fClearStyle.getLayoutData()).horizontalIndent = 20;
    fClearStyle.setEnabled(false);

    Composite sampleArea = createComposite(editor, 1);

    ((GridLayout) sampleArea.getLayout()).marginLeft = 5;
    ((GridLayout) sampleArea.getLayout()).marginTop = 5;
    createLabel(sampleArea, SSEUIMessages.Sample_text__UI_); // =
    // "&Sample text:"
    SourceViewer viewer = new SourceViewer(sampleArea, null,
            SWT.BORDER | SWT.LEFT_TO_RIGHT | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL | SWT.READ_ONLY);
    fText = viewer.getTextWidget();
    GridData gridData3 = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData3.widthHint = convertWidthInCharsToPixels(20);
    gridData3.heightHint = convertHeightInCharsToPixels(5);
    gridData3.horizontalSpan = 2;
    fText.setLayoutData(gridData3);
    fText.setEditable(false);
    fText.setFont(JFaceResources.getFont("org.eclipse.wst.sse.ui.textfont")); //$NON-NLS-1$
    fText.addKeyListener(getTextKeyListener());
    fText.addSelectionListener(getTextSelectionListener());
    fText.addMouseListener(getTextMouseListener());
    fText.addTraverseListener(getTraverseListener());

    final IPreferenceStore editorStore = EditorsPlugin.getDefault().getPreferenceStore();
    fText.setBackground(editorStore.getBoolean(AbstractTextEditor.PREFERENCE_COLOR_BACKGROUND_SYSTEM_DEFAULT)
            ? null
            : new Color(fText.getDisplay(),
                    PreferenceConverter.getColor(editorStore, AbstractTextEditor.PREFERENCE_COLOR_BACKGROUND)));
    setAccessible(fText, SSEUIMessages.Sample_text__UI_);
    fDocument = StructuredModelManager.getModelManager()
            .createStructuredDocumentFor(ContentTypeIdForPHP.ContentTypeID_PHP);
    fDocument.set(getExampleText());
    viewer.setDocument(fDocument);

    top.setWeights(new int[] { 2, 1 });
    editor.setWeights(new int[] { 1, 1 });
    PlatformUI.getWorkbench().getHelpSystem().setHelp(pageComponent,
            IPHPHelpContextIds.SYNTAX_COLORING_PREFERENCES);

    fStylesViewer.setInput(getStylePreferenceKeys());

    fOverlayStore.addPropertyChangeListener(fHighlightingChangeListener);
    initHighlightingPositions();
    initHighlightingStyles();
    applyStyles();

    fStylesViewer.addSelectionChangedListener(new ISelectionChangedListener() {
        public void selectionChanged(SelectionChangedEvent event) {
            if (!event.getSelection().isEmpty()) {
                Object o = ((IStructuredSelection) event.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                activate(namedStyle);
                if (namedStyle == null)
                    return;
            }
        }
    });

    fForegroundColorEditor.addListener(new IPropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
                String namedStyle = o.toString();

                if (SemanticHighlightingManager.getInstance().getSemanticHighlightings()
                        .containsKey(namedStyle)) {
                    AbstractSemanticHighlighting semanticHighlighting = SemanticHighlightingManager
                            .getInstance().getSemanticHighlightings().get(namedStyle);
                    String oldValue = getOverlayStore().getString(semanticHighlighting.getColorPreferenceKey());
                    String newValue = ColorHelper.toRGBString(fForegroundColorEditor.getColorValue());

                    if (!newValue.equals(oldValue)) {
                        getOverlayStore().setValue(semanticHighlighting.getColorPreferenceKey(), newValue);
                        applyStyles();
                        fText.redraw();
                    }
                    return;
                }

                String prefString = getOverlayStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[0];
                    // open color dialog to get new color
                    String newValue = ColorHelper.toRGBString(fForegroundColorEditor.getColorValue());

                    if (!newValue.equals(oldValue)) {
                        stylePrefs[0] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getOverlayStore().setValue(namedStyle, newPrefString);
                        applyStyles();
                        fText.redraw();
                    }
                }
            }
        }
    });

    fBackgroundColorEditor.addListener(new IPropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
                String namedStyle = o.toString();

                if (SemanticHighlightingManager.getInstance().getSemanticHighlightings()
                        .containsKey(namedStyle)) {
                    AbstractSemanticHighlighting semanticHighlighting = SemanticHighlightingManager
                            .getInstance().getSemanticHighlightings().get(namedStyle);
                    String oldValue = getOverlayStore()
                            .getString(semanticHighlighting.getBackgroundColorPreferenceKey());
                    String newValue = ColorHelper.toRGBString(fBackgroundColorEditor.getColorValue());

                    if (!newValue.equals(oldValue)) {
                        getOverlayStore().setValue(semanticHighlighting.getBackgroundColorPreferenceKey(),
                                newValue);
                        applyStyles();
                        fText.redraw();
                    }
                    return;
                }

                String prefString = getOverlayStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[1];
                    // open color dialog to get new color
                    String newValue = ColorHelper.toRGBString(fBackgroundColorEditor.getColorValue());

                    if (!newValue.equals(oldValue)) {
                        stylePrefs[1] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getOverlayStore().setValue(namedStyle, newPrefString);
                        applyStyles();
                        fText.redraw();
                        activate(namedStyle);
                    }
                }
            }
        }
    });

    fBold.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();

            if (SemanticHighlightingManager.getInstance().getSemanticHighlightings().containsKey(namedStyle)) {
                AbstractSemanticHighlighting semanticHighlighting = SemanticHighlightingManager.getInstance()
                        .getSemanticHighlightings().get(namedStyle);
                String oldValue = getOverlayStore().getString(semanticHighlighting.getBoldPreferenceKey());
                String newValue = String.valueOf(fBold.getSelection());

                if (!newValue.equals(oldValue)) {
                    getOverlayStore().setValue(semanticHighlighting.getBoldPreferenceKey(), newValue);
                    applyStyles();
                    fText.redraw();
                }
                return;
            }

            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[2];
                String newValue = String.valueOf(fBold.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[2] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fItalic.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            if (SemanticHighlightingManager.getInstance().getSemanticHighlightings().containsKey(namedStyle)) {
                AbstractSemanticHighlighting semanticHighlightingType = SemanticHighlightingManager
                        .getInstance().getSemanticHighlightings().get(namedStyle);
                String oldValue = getOverlayStore()
                        .getString(semanticHighlightingType.getItalicPreferenceKey());
                String newValue = String.valueOf(fItalic.getSelection());

                if (!newValue.equals(oldValue)) {
                    getOverlayStore().setValue(semanticHighlightingType.getItalicPreferenceKey(), newValue);
                    applyStyles();
                    fText.redraw();
                }
                return;
            }
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[3];
                String newValue = String.valueOf(fItalic.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[3] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fStrike.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            if (SemanticHighlightingManager.getInstance().getSemanticHighlightings().containsKey(namedStyle)) {
                AbstractSemanticHighlighting semanticHighlighting = SemanticHighlightingManager.getInstance()
                        .getSemanticHighlightings().get(namedStyle);
                String oldValue = getOverlayStore()
                        .getString(semanticHighlighting.getStrikethroughPreferenceKey());
                String newValue = String.valueOf(fStrike.getSelection());

                if (!newValue.equals(oldValue)) {
                    getOverlayStore().setValue(semanticHighlighting.getStrikethroughPreferenceKey(), newValue);
                    applyStyles();
                    fText.redraw();
                }
                return;
            }
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[4];
                String newValue = String.valueOf(fStrike.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[4] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fUnderline.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();

            if (SemanticHighlightingManager.getInstance().getSemanticHighlightings().containsKey(namedStyle)) {
                AbstractSemanticHighlighting semanticHighlighting = SemanticHighlightingManager.getInstance()
                        .getSemanticHighlightings().get(namedStyle);
                String oldValue = getOverlayStore().getString(semanticHighlighting.getUnderlinePreferenceKey());
                String newValue = String.valueOf(fUnderline.getSelection());

                if (!newValue.equals(oldValue)) {
                    getOverlayStore().setValue(semanticHighlighting.getUnderlinePreferenceKey(), newValue);
                    applyStyles();
                    fText.redraw();
                }
                return;
            }

            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[5];
                String newValue = String.valueOf(fUnderline.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[5] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fClearStyle.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            if (fStylesViewer.getSelection().isEmpty())
                return;
            String namedStyle = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement()
                    .toString();
            if (SemanticHighlightingManager.getInstance().getSemanticHighlightings().containsKey(namedStyle)) {
                AbstractSemanticHighlighting semanticHighlighting = SemanticHighlightingManager.getInstance()
                        .getSemanticHighlightings().get(namedStyle);
                getOverlayStore().setToDefault(semanticHighlighting.getBoldPreferenceKey());
                getOverlayStore().setToDefault(semanticHighlighting.getColorPreferenceKey());
                getOverlayStore().setToDefault(semanticHighlighting.getBackgroundColorPreferenceKey());
                getOverlayStore().setToDefault(semanticHighlighting.getEnabledPreferenceKey());
                getOverlayStore().setToDefault(semanticHighlighting.getItalicPreferenceKey());
                getOverlayStore().setToDefault(semanticHighlighting.getStrikethroughPreferenceKey());
                getOverlayStore().setToDefault(semanticHighlighting.getUnderlinePreferenceKey());
                boolean enablement = getOverlayStore()
                        .getDefaultBoolean(semanticHighlighting.getEnabledPreferenceKey());
                switchEnablement(enablement);
            } else {
                getOverlayStore().setToDefault(namedStyle);
            }
            applyStyles();
            fText.redraw();
            activate(namedStyle);
        }
    });

    fEnabler.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();

            Map<String, AbstractSemanticHighlighting> highlightingMap = SemanticHighlightingManager
                    .getInstance().getSemanticHighlightings();
            if (highlightingMap.containsKey(namedStyle)) {
                AbstractSemanticHighlighting semantic = highlightingMap.get(namedStyle);
                boolean enablement = fEnabler.getSelection();
                semantic.getStyle().setEnabledByDefault(enablement);
                switchEnablement(enablement);
                getOverlayStore().setValue(semantic.getEnabledPreferenceKey(), enablement);
                applyStyles();
                fText.redraw();

            } else if (getStylePreferenceKeys().contains(namedStyle)) {
                boolean enablement = fEnabler.getSelection();
                switchEnablement(enablement);
                getOverlayStore().setValue(PreferenceConstants.getEnabledPreferenceKey(namedStyle), enablement);
                applyStyles();
                fText.redraw();
            }
        }

    });

    switchEnablement(false);
    return pageComponent;
}

---

From source file:org.eclipse.wst.css.ui.internal.preferences.ui.CSSSyntaxColoringPage.java

License:Open Source License

protected Control createContents(final Composite parent) {
    initializeDialogUnits(parent);// ww w  . jav a2 s .c  o  m

    fDefaultForeground = parent.getDisplay().getSystemColor(SWT.COLOR_LIST_FOREGROUND);
    fDefaultBackground = parent.getDisplay().getSystemColor(SWT.COLOR_LIST_BACKGROUND);
    Composite pageComponent = createComposite(parent, 2);
    PlatformUI.getWorkbench().getHelpSystem().setHelp(pageComponent,
            IHelpContextIds.CSS_PREFWEBX_STYLES_HELPID);

    Link link = new Link(pageComponent, SWT.WRAP);
    link.setText(SSEUIMessages.SyntaxColoring_Link);
    link.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            PreferencesUtil.createPreferenceDialogOn(parent.getShell(), e.text, null, null);
        }
    });

    GridData linkData = new GridData(SWT.FILL, SWT.BEGINNING, true, false, 2, 1);
    linkData.widthHint = 150; // only expand further if anyone else requires it
    link.setLayoutData(linkData);

    new Label(pageComponent, SWT.NONE).setLayoutData(new GridData());
    new Label(pageComponent, SWT.NONE).setLayoutData(new GridData());

    SashForm editor = new SashForm(pageComponent, SWT.VERTICAL);
    GridData gridData2 = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData2.horizontalSpan = 2;
    editor.setLayoutData(gridData2);
    SashForm top = new SashForm(editor, SWT.HORIZONTAL);
    Composite styleEditor = createComposite(top, 1);
    ((GridLayout) styleEditor.getLayout()).marginRight = 5;
    ((GridLayout) styleEditor.getLayout()).marginLeft = 0;
    createLabel(styleEditor, CSSUIMessages.SyntaxColoringPage_0);
    fStylesViewer = createStylesViewer(styleEditor);
    GridData gridData = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData.horizontalIndent = 0;
    Iterator iterator = fStyleToDescriptionMap.values().iterator();
    while (iterator.hasNext()) {
        gridData.widthHint = Math.max(gridData.widthHint,
                convertWidthInCharsToPixels(iterator.next().toString().length()));
    }
    gridData.heightHint = convertHeightInCharsToPixels(5);
    fStylesViewer.getControl().setLayoutData(gridData);

    Composite editingComposite = createComposite(top, 1);
    ((GridLayout) styleEditor.getLayout()).marginLeft = 5;
    createLabel(editingComposite, "");
    Button enabler = createCheckbox(editingComposite, CSSUIMessages.SyntaxColoringPage_2);
    enabler.setEnabled(false);
    enabler.setSelection(true);
    Composite editControls = createComposite(editingComposite, 2);
    ((GridLayout) editControls.getLayout()).marginLeft = 20;

    fForegroundLabel = createLabel(editControls, SSEUIMessages.Foreground_UI_);
    ((GridData) fForegroundLabel.getLayoutData()).verticalAlignment = SWT.CENTER;
    fForegroundLabel.setEnabled(false);

    fForegroundColorEditor = new ColorSelector(editControls);
    Button fForegroundColor = fForegroundColorEditor.getButton();
    GridData gd = new GridData(SWT.BEGINNING, SWT.FILL, false, false);
    fForegroundColor.setLayoutData(gd);
    fForegroundColorEditor.setEnabled(false);
    fForegroundColorEditor.getButton().getAccessible().addAccessibleListener(new AccessibleAdapter() {
        public void getName(final AccessibleEvent e) {
            e.result = SSEUIMessages.Foreground_Color_Selector_Button;
        }
    });

    fBackgroundLabel = createLabel(editControls, SSEUIMessages.Background_UI_);
    ((GridData) fBackgroundLabel.getLayoutData()).verticalAlignment = SWT.CENTER;
    fBackgroundLabel.setEnabled(false);

    fBackgroundColorEditor = new ColorSelector(editControls);
    Button fBackgroundColor = fBackgroundColorEditor.getButton();
    gd = new GridData(SWT.BEGINNING, SWT.FILL, false, false);
    fBackgroundColor.setLayoutData(gd);
    fBackgroundColorEditor.setEnabled(false);
    fBackgroundColorEditor.getButton().getAccessible().addAccessibleListener(new AccessibleAdapter() {
        public void getName(final AccessibleEvent e) {
            e.result = SSEUIMessages.Background_Color_Selector_Button;
        }
    });

    fBold = createCheckbox(editControls, CSSUIMessages.SyntaxColoringPage_3);
    fBold.setEnabled(false);
    ((GridData) fBold.getLayoutData()).horizontalSpan = 2;
    fItalic = createCheckbox(editControls, CSSUIMessages.SyntaxColoringPage_4);
    fItalic.setEnabled(false);
    ((GridData) fItalic.getLayoutData()).horizontalSpan = 2;
    fStrike = createCheckbox(editControls, CSSUIMessages.SyntaxColoringPage_5);
    fStrike.setEnabled(false);
    ((GridData) fStrike.getLayoutData()).horizontalSpan = 2;
    fUnderline = createCheckbox(editControls, CSSUIMessages.SyntaxColoringPage_6);
    fUnderline.setEnabled(false);
    ((GridData) fUnderline.getLayoutData()).horizontalSpan = 2;
    fClearStyle = new Button(editingComposite, SWT.PUSH);
    fClearStyle.setText(SSEUIMessages.Restore_Default_UI_); //$NON-NLS-1$ = "Restore Default"
    fClearStyle.setLayoutData(new GridData(SWT.BEGINNING));
    ((GridData) fClearStyle.getLayoutData()).horizontalIndent = 20;
    fClearStyle.setEnabled(false);

    Composite sampleArea = createComposite(editor, 1);

    ((GridLayout) sampleArea.getLayout()).marginLeft = 5;
    ((GridLayout) sampleArea.getLayout()).marginTop = 5;
    createLabel(sampleArea, SSEUIMessages.Sample_text__UI_); //$NON-NLS-1$ = "&Sample text:"
    fPreviewViewer = new SourceViewer(sampleArea, null,
            SWT.BORDER | SWT.LEFT_TO_RIGHT | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL | SWT.READ_ONLY);
    fText = fPreviewViewer.getTextWidget();
    GridData gridData3 = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData3.widthHint = convertWidthInCharsToPixels(20);
    gridData3.heightHint = convertHeightInCharsToPixels(5);
    gridData3.horizontalSpan = 2;
    fText.setLayoutData(gridData3);
    fText.setEditable(false);
    fText.setFont(JFaceResources.getFont("org.eclipse.wst.sse.ui.textfont"));
    fText.addKeyListener(getTextKeyListener());
    fText.addSelectionListener(getTextSelectionListener());
    fText.addMouseListener(getTextMouseListener());
    fText.addTraverseListener(getTraverseListener());
    setAccessible(fText, SSEUIMessages.Sample_text__UI_);
    fDocument = StructuredModelManager.getModelManager()
            .createStructuredDocumentFor(ContentTypeIdForCSS.ContentTypeID_CSS);
    fDocument.set(getExampleText());
    initializeSourcePreviewColors(fPreviewViewer);
    fPreviewViewer.setDocument(fDocument);

    top.setWeights(new int[] { 1, 1 });
    editor.setWeights(new int[] { 1, 1 });
    PlatformUI.getWorkbench().getHelpSystem().setHelp(pageComponent,
            IHelpContextIds.CSS_PREFWEBX_STYLES_HELPID);

    fStylesViewer.setInput(getStylePreferenceKeys());

    applyStyles();

    fStylesViewer.addSelectionChangedListener(new ISelectionChangedListener() {
        public void selectionChanged(SelectionChangedEvent event) {
            if (!event.getSelection().isEmpty()) {
                Object o = ((IStructuredSelection) event.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                activate(namedStyle);
                if (namedStyle == null)
                    return;
            }
        }
    });

    fForegroundColorEditor.addListener(new IPropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                String prefString = getOverlayStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[0];
                    // open color dialog to get new color
                    String newValue = ColorHelper.toRGBString(fForegroundColorEditor.getColorValue());

                    if (!newValue.equals(oldValue)) {
                        stylePrefs[0] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getOverlayStore().setValue(namedStyle, newPrefString);
                        applyStyles();
                        fText.redraw();
                    }
                }
            }
        }
    });

    fBackgroundColorEditor.addListener(new IPropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                String prefString = getOverlayStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[1];
                    // open color dialog to get new color
                    String newValue = ColorHelper.toRGBString(fBackgroundColorEditor.getColorValue());

                    if (!newValue.equals(oldValue)) {
                        stylePrefs[1] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getOverlayStore().setValue(namedStyle, newPrefString);
                        applyStyles();
                        fText.redraw();
                        activate(namedStyle);
                    }
                }
            }
        }
    });

    fBold.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[2];
                String newValue = String.valueOf(fBold.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[2] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fItalic.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[3];
                String newValue = String.valueOf(fItalic.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[3] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fStrike.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[4];
                String newValue = String.valueOf(fStrike.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[4] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fUnderline.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[5];
                String newValue = String.valueOf(fUnderline.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[5] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fClearStyle.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            if (fStylesViewer.getSelection().isEmpty())
                return;
            String namedStyle = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement()
                    .toString();
            getOverlayStore().setToDefault(namedStyle);
            applyStyles();
            fText.redraw();
            activate(namedStyle);
        }
    });

    return pageComponent;
}

---

From source file:org.eclipse.wst.dtd.ui.internal.preferences.DTDSyntaxColoringPage.java

License:Open Source License

protected Control createContents(final Composite parent) {
    initializeDialogUnits(parent);//  ww w.j  a  v a 2s . c o m

    fDefaultForeground = parent.getDisplay().getSystemColor(SWT.COLOR_LIST_FOREGROUND);
    fDefaultBackground = parent.getDisplay().getSystemColor(SWT.COLOR_LIST_BACKGROUND);
    Composite pageComponent = createComposite(parent, 2);
    PlatformUI.getWorkbench().getHelpSystem().setHelp(pageComponent,
            IHelpContextIds.DTD_PREFWEBX_STYLES_HELPID);

    Link link = new Link(pageComponent, SWT.WRAP);
    link.setText(SSEUIMessages.SyntaxColoring_Link);
    link.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            PreferencesUtil.createPreferenceDialogOn(parent.getShell(), e.text, null, null);
        }
    });

    GridData linkData = new GridData(SWT.FILL, SWT.BEGINNING, true, false, 2, 1);
    linkData.widthHint = 150; // only expand further if anyone else requires it
    link.setLayoutData(linkData);

    new Label(pageComponent, SWT.NONE).setLayoutData(new GridData());
    new Label(pageComponent, SWT.NONE).setLayoutData(new GridData());

    SashForm editor = new SashForm(pageComponent, SWT.VERTICAL);
    GridData gridData2 = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData2.horizontalSpan = 2;
    editor.setLayoutData(gridData2);
    SashForm top = new SashForm(editor, SWT.HORIZONTAL);
    Composite styleEditor = createComposite(top, 1);
    ((GridLayout) styleEditor.getLayout()).marginRight = 5;
    ((GridLayout) styleEditor.getLayout()).marginLeft = 0;
    createLabel(styleEditor, DTDUIMessages.SyntaxColoringPage_0);
    fStylesViewer = createStylesViewer(styleEditor);
    GridData gridData = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData.horizontalIndent = 0;
    Iterator iterator = fStyleToDescriptionMap.values().iterator();
    while (iterator.hasNext()) {
        gridData.widthHint = Math.max(gridData.widthHint,
                convertWidthInCharsToPixels(iterator.next().toString().length()));
    }
    gridData.heightHint = convertHeightInCharsToPixels(5);
    fStylesViewer.getControl().setLayoutData(gridData);

    Composite editingComposite = createComposite(top, 1);
    ((GridLayout) styleEditor.getLayout()).marginLeft = 5;
    createLabel(editingComposite, ""); //$NON-NLS-1$
    Button enabler = createCheckbox(editingComposite, DTDUIMessages.SyntaxColoringPage_2);
    enabler.setEnabled(false);
    enabler.setSelection(true);
    Composite editControls = createComposite(editingComposite, 2);
    ((GridLayout) editControls.getLayout()).marginLeft = 20;

    fForegroundLabel = createLabel(editControls, SSEUIMessages.Foreground_UI_);
    ((GridData) fForegroundLabel.getLayoutData()).verticalAlignment = SWT.CENTER;
    fForegroundLabel.setEnabled(false);

    fForegroundColorEditor = new ColorSelector(editControls);
    Button fForegroundColor = fForegroundColorEditor.getButton();
    GridData gd = new GridData(SWT.BEGINNING, SWT.FILL, false, false);
    fForegroundColor.setLayoutData(gd);
    fForegroundColorEditor.setEnabled(false);
    fForegroundColorEditor.getButton().getAccessible().addAccessibleListener(new AccessibleAdapter() {
        public void getName(final AccessibleEvent e) {
            e.result = SSEUIMessages.Foreground_Color_Selector_Button;
        }
    });

    fBackgroundLabel = createLabel(editControls, SSEUIMessages.Background_UI_);
    ((GridData) fBackgroundLabel.getLayoutData()).verticalAlignment = SWT.CENTER;
    fBackgroundLabel.setEnabled(false);

    fBackgroundColorEditor = new ColorSelector(editControls);
    Button fBackgroundColor = fBackgroundColorEditor.getButton();
    gd = new GridData(SWT.BEGINNING, SWT.FILL, false, false);
    fBackgroundColor.setLayoutData(gd);
    fBackgroundColorEditor.setEnabled(false);
    fBackgroundColorEditor.getButton().getAccessible().addAccessibleListener(new AccessibleAdapter() {
        public void getName(final AccessibleEvent e) {
            e.result = SSEUIMessages.Background_Color_Selector_Button;
        }
    });

    fBold = createCheckbox(editControls, DTDUIMessages.SyntaxColoringPage_3);
    fBold.setEnabled(false);
    ((GridData) fBold.getLayoutData()).horizontalSpan = 2;
    fItalic = createCheckbox(editControls, DTDUIMessages.SyntaxColoringPage_4);
    fItalic.setEnabled(false);
    ((GridData) fItalic.getLayoutData()).horizontalSpan = 2;
    fStrike = createCheckbox(editControls, DTDUIMessages.SyntaxColoringPage_5);
    fStrike.setEnabled(false);
    ((GridData) fStrike.getLayoutData()).horizontalSpan = 2;
    fUnderline = createCheckbox(editControls, DTDUIMessages.SyntaxColoringPage_6);
    fUnderline.setEnabled(false);
    ((GridData) fUnderline.getLayoutData()).horizontalSpan = 2;
    fClearStyle = new Button(editingComposite, SWT.PUSH);
    fClearStyle.setText(SSEUIMessages.Restore_Default_UI_); //$NON-NLS-1$ = "Restore Default"
    fClearStyle.setLayoutData(new GridData(SWT.BEGINNING));
    ((GridData) fClearStyle.getLayoutData()).horizontalIndent = 20;
    fClearStyle.setEnabled(false);

    Composite sampleArea = createComposite(editor, 1);

    ((GridLayout) sampleArea.getLayout()).marginLeft = 5;
    ((GridLayout) sampleArea.getLayout()).marginTop = 5;
    createLabel(sampleArea, SSEUIMessages.Sample_text__UI_); //$NON-NLS-1$ = "&Sample text:"
    fPreviewViewer = new SourceViewer(sampleArea, null,
            SWT.BORDER | SWT.LEFT_TO_RIGHT | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL | SWT.READ_ONLY);
    fText = fPreviewViewer.getTextWidget();
    GridData gridData3 = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData3.widthHint = convertWidthInCharsToPixels(20);
    gridData3.heightHint = convertHeightInCharsToPixels(5);
    gridData3.horizontalSpan = 2;
    fText.setLayoutData(gridData3);
    fText.setEditable(false);
    fText.setFont(JFaceResources.getFont("org.eclipse.wst.sse.ui.textfont"));//$NON-NLS-1$
    fText.addKeyListener(getTextKeyListener());
    fText.addSelectionListener(getTextSelectionListener());
    fText.addMouseListener(getTextMouseListener());
    fText.addTraverseListener(getTraverseListener());
    setAccessible(fText, SSEUIMessages.Sample_text__UI_);
    fDocument = StructuredModelManager.getModelManager()
            .createStructuredDocumentFor(ContentTypeIdForDTD.ContentTypeID_DTD);
    fDocument.set(getExampleText());
    initializeSourcePreviewColors(fPreviewViewer);
    fPreviewViewer.setDocument(fDocument);

    top.setWeights(new int[] { 1, 1 });
    editor.setWeights(new int[] { 1, 1 });
    PlatformUI.getWorkbench().getHelpSystem().setHelp(pageComponent,
            IHelpContextIds.DTD_PREFWEBX_STYLES_HELPID);

    fStylesViewer.setInput(getStylePreferenceKeys());

    applyStyles();

    fStylesViewer.addSelectionChangedListener(new ISelectionChangedListener() {
        public void selectionChanged(SelectionChangedEvent event) {
            if (!event.getSelection().isEmpty()) {
                Object o = ((IStructuredSelection) event.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                activate(namedStyle);
                if (namedStyle == null)
                    return;
            }
        }
    });

    fForegroundColorEditor.addListener(new IPropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                String prefString = getOverlayStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[0];
                    // open color dialog to get new color
                    String newValue = ColorHelper.toRGBString(fForegroundColorEditor.getColorValue());

                    if (!newValue.equals(oldValue)) {
                        stylePrefs[0] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getOverlayStore().setValue(namedStyle, newPrefString);
                        applyStyles();
                        fText.redraw();
                    }
                }
            }
        }
    });

    fBackgroundColorEditor.addListener(new IPropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                String prefString = getOverlayStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[1];
                    // open color dialog to get new color
                    String newValue = ColorHelper.toRGBString(fBackgroundColorEditor.getColorValue());

                    if (!newValue.equals(oldValue)) {
                        stylePrefs[1] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getOverlayStore().setValue(namedStyle, newPrefString);
                        applyStyles();
                        fText.redraw();
                        activate(namedStyle);
                    }
                }
            }
        }
    });

    fBold.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[2];
                String newValue = String.valueOf(fBold.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[2] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fItalic.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[3];
                String newValue = String.valueOf(fItalic.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[3] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fStrike.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[4];
                String newValue = String.valueOf(fStrike.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[4] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fUnderline.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[5];
                String newValue = String.valueOf(fUnderline.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[5] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fClearStyle.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            if (fStylesViewer.getSelection().isEmpty())
                return;
            String namedStyle = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement()
                    .toString();
            getOverlayStore().setToDefault(namedStyle);
            applyStyles();
            fText.redraw();
            activate(namedStyle);
        }
    });

    return pageComponent;
}

---

From source file:org.eclipse.wst.html.ui.internal.preferences.ui.HTMLSyntaxColoringPage.java

License:Open Source License

protected Control createContents(final Composite parent) {
    initializeDialogUnits(parent);//from   ww  w.  ja  v  a2 s. c o m

    fDefaultForeground = parent.getDisplay().getSystemColor(SWT.COLOR_LIST_FOREGROUND);
    fDefaultBackground = parent.getDisplay().getSystemColor(SWT.COLOR_LIST_BACKGROUND);
    Composite pageComponent = createComposite(parent, 2);
    PlatformUI.getWorkbench().getHelpSystem().setHelp(pageComponent,
            IHelpContextIds.HTML_PREFWEBX_STYLES_HELPID);

    Link link = new Link(pageComponent, SWT.WRAP);
    link.setText(SSEUIMessages.SyntaxColoring_Link);
    link.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            PreferencesUtil.createPreferenceDialogOn(parent.getShell(), e.text, null, null);
        }
    });

    GridData linkData = new GridData(SWT.FILL, SWT.BEGINNING, true, false, 2, 1);
    linkData.widthHint = 150; // only expand further if anyone else requires it
    link.setLayoutData(linkData);

    new Label(pageComponent, SWT.NONE).setLayoutData(new GridData());
    new Label(pageComponent, SWT.NONE).setLayoutData(new GridData());

    SashForm editor = new SashForm(pageComponent, SWT.VERTICAL);
    GridData gridData2 = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData2.horizontalSpan = 2;
    editor.setLayoutData(gridData2);
    SashForm top = new SashForm(editor, SWT.HORIZONTAL);
    Composite styleEditor = createComposite(top, 1);
    ((GridLayout) styleEditor.getLayout()).marginRight = 5;
    ((GridLayout) styleEditor.getLayout()).marginLeft = 0;
    createLabel(styleEditor, HTMLUIMessages.SyntaxColoringPage_0);
    fStylesViewer = createStylesViewer(styleEditor);
    GridData gridData = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData.horizontalIndent = 0;
    Iterator iterator = fStyleToDescriptionMap.values().iterator();
    while (iterator.hasNext()) {
        gridData.widthHint = Math.max(gridData.widthHint,
                convertWidthInCharsToPixels(iterator.next().toString().length()));
    }
    gridData.heightHint = convertHeightInCharsToPixels(5);
    fStylesViewer.getControl().setLayoutData(gridData);

    Composite editingComposite = createComposite(top, 1);
    ((GridLayout) styleEditor.getLayout()).marginLeft = 5;
    createLabel(editingComposite, ""); //$NON-NLS-1$
    Button enabler = createCheckbox(editingComposite, HTMLUIMessages.SyntaxColoringPage_2);
    enabler.setEnabled(false);
    enabler.setSelection(true);
    Composite editControls = createComposite(editingComposite, 2);
    ((GridLayout) editControls.getLayout()).marginLeft = 20;

    fForegroundLabel = createLabel(editControls, SSEUIMessages.Foreground_UI_);
    ((GridData) fForegroundLabel.getLayoutData()).verticalAlignment = SWT.CENTER;
    fForegroundLabel.setEnabled(false);

    fForegroundColorEditor = new ColorSelector(editControls);
    Button fForegroundColor = fForegroundColorEditor.getButton();
    GridData gd = new GridData(SWT.BEGINNING, SWT.FILL, false, false);
    fForegroundColor.setLayoutData(gd);
    fForegroundColorEditor.setEnabled(false);
    fForegroundColorEditor.getButton().getAccessible().addAccessibleListener(new AccessibleAdapter() {
        public void getName(final AccessibleEvent e) {
            e.result = SSEUIMessages.Foreground_Color_Selector_Button;
        }
    });

    fBackgroundLabel = createLabel(editControls, SSEUIMessages.Background_UI_);
    ((GridData) fBackgroundLabel.getLayoutData()).verticalAlignment = SWT.CENTER;
    fBackgroundLabel.setEnabled(false);

    fBackgroundColorEditor = new ColorSelector(editControls);
    Button fBackgroundColor = fBackgroundColorEditor.getButton();
    gd = new GridData(SWT.BEGINNING, SWT.FILL, false, false);
    fBackgroundColor.setLayoutData(gd);
    fBackgroundColorEditor.setEnabled(false);
    fBackgroundColorEditor.getButton().getAccessible().addAccessibleListener(new AccessibleAdapter() {
        public void getName(final AccessibleEvent e) {
            e.result = SSEUIMessages.Background_Color_Selector_Button;
        }
    });

    fBold = createCheckbox(editControls, HTMLUIMessages.SyntaxColoringPage_3);
    fBold.setEnabled(false);
    ((GridData) fBold.getLayoutData()).horizontalSpan = 2;
    fItalic = createCheckbox(editControls, HTMLUIMessages.SyntaxColoringPage_4);
    fItalic.setEnabled(false);
    ((GridData) fItalic.getLayoutData()).horizontalSpan = 2;
    fStrike = createCheckbox(editControls, HTMLUIMessages.SyntaxColoringPage_5);
    fStrike.setEnabled(false);
    ((GridData) fStrike.getLayoutData()).horizontalSpan = 2;
    fUnderline = createCheckbox(editControls, HTMLUIMessages.SyntaxColoringPage_6);
    fUnderline.setEnabled(false);
    ((GridData) fUnderline.getLayoutData()).horizontalSpan = 2;
    fClearStyle = new Button(editingComposite, SWT.PUSH);
    fClearStyle.setText(SSEUIMessages.Restore_Default_UI_); //$NON-NLS-1$ = "Restore Default"
    fClearStyle.setLayoutData(new GridData(SWT.BEGINNING));
    ((GridData) fClearStyle.getLayoutData()).horizontalIndent = 20;
    fClearStyle.setEnabled(false);

    Composite sampleArea = createComposite(editor, 1);

    ((GridLayout) sampleArea.getLayout()).marginLeft = 5;
    ((GridLayout) sampleArea.getLayout()).marginTop = 5;
    createLabel(sampleArea, SSEUIMessages.Sample_text__UI_); //$NON-NLS-1$ = "&Sample text:"
    fPreviewViewer = new SourceViewer(sampleArea, null,
            SWT.BORDER | SWT.LEFT_TO_RIGHT | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL | SWT.READ_ONLY);
    fText = fPreviewViewer.getTextWidget();
    GridData gridData3 = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData3.widthHint = convertWidthInCharsToPixels(20);
    gridData3.heightHint = convertHeightInCharsToPixels(5);
    gridData3.horizontalSpan = 2;
    fText.setLayoutData(gridData3);
    fText.setEditable(false);
    fText.setFont(JFaceResources.getFont("org.eclipse.wst.sse.ui.textfont")); //$NON-NLS-1$
    fText.addKeyListener(getTextKeyListener());
    fText.addSelectionListener(getTextSelectionListener());
    fText.addMouseListener(getTextMouseListener());
    fText.addTraverseListener(getTraverseListener());
    setAccessible(fText, SSEUIMessages.Sample_text__UI_);
    fDocument = StructuredModelManager.getModelManager()
            .createStructuredDocumentFor(ContentTypeIdForHTML.ContentTypeID_HTML);
    fDocument.set(getExampleText());
    initializeSourcePreviewColors(fPreviewViewer);
    fPreviewViewer.setDocument(fDocument);

    top.setWeights(new int[] { 1, 1 });
    editor.setWeights(new int[] { 1, 1 });
    PlatformUI.getWorkbench().getHelpSystem().setHelp(pageComponent,
            IHelpContextIds.HTML_PREFWEBX_STYLES_HELPID);

    fStylesViewer.setInput(getStylePreferenceKeys());

    applyStyles();

    fStylesViewer.addSelectionChangedListener(new ISelectionChangedListener() {
        public void selectionChanged(SelectionChangedEvent event) {
            if (!event.getSelection().isEmpty()) {
                Object o = ((IStructuredSelection) event.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                activate(namedStyle);
                if (namedStyle == null)
                    return;
            }
        }
    });

    fForegroundColorEditor.addListener(new IPropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                String prefString = getOverlayStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[0];
                    // open color dialog to get new color
                    String newValue = ColorHelper.toRGBString(fForegroundColorEditor.getColorValue());

                    if (!newValue.equals(oldValue)) {
                        stylePrefs[0] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getOverlayStore().setValue(namedStyle, newPrefString);
                        applyStyles();
                        fText.redraw();
                    }
                }
            }
        }
    });

    fBackgroundColorEditor.addListener(new IPropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                String prefString = getOverlayStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[1];
                    // open color dialog to get new color
                    String newValue = ColorHelper.toRGBString(fBackgroundColorEditor.getColorValue());

                    if (!newValue.equals(oldValue)) {
                        stylePrefs[1] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getOverlayStore().setValue(namedStyle, newPrefString);
                        applyStyles();
                        fText.redraw();
                        activate(namedStyle);
                    }
                }
            }
        }
    });

    fBold.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[2];
                String newValue = String.valueOf(fBold.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[2] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fItalic.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[3];
                String newValue = String.valueOf(fItalic.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[3] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fStrike.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[4];
                String newValue = String.valueOf(fStrike.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[4] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fUnderline.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[5];
                String newValue = String.valueOf(fUnderline.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[5] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fClearStyle.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            if (fStylesViewer.getSelection().isEmpty())
                return;
            String namedStyle = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement()
                    .toString();
            getOverlayStore().setToDefault(namedStyle);
            applyStyles();
            fText.redraw();
            activate(namedStyle);
        }
    });

    return pageComponent;
}

---

From source file:org.eclipse.wst.json.ui.internal.preferences.JSONSyntaxColoringPage.java

License:Open Source License

protected Control createContents(final Composite parent) {
    initializeDialogUnits(parent);//from  w  w  w.ja  v a2 s . co m

    fDefaultForeground = parent.getDisplay().getSystemColor(SWT.COLOR_LIST_FOREGROUND);
    fDefaultBackground = parent.getDisplay().getSystemColor(SWT.COLOR_LIST_BACKGROUND);
    Composite pageComponent = createComposite(parent, 2);
    /*
     * PlatformUI .getWorkbench() .getHelpSystem() .setHelp(pageComponent,
     * IHelpContextIds.JSON_PREFWEBX_STYLES_HELPID);
     */

    Link link = new Link(pageComponent, SWT.WRAP);
    link.setText(SSEUIMessages.SyntaxColoring_Link);
    link.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            PreferencesUtil.createPreferenceDialogOn(parent.getShell(), e.text, null, null);
        }
    });

    GridData linkData = new GridData(SWT.FILL, SWT.BEGINNING, true, false, 2, 1);
    linkData.widthHint = 150; // only expand further if anyone else requires
    // it
    link.setLayoutData(linkData);

    new Label(pageComponent, SWT.NONE).setLayoutData(new GridData());
    new Label(pageComponent, SWT.NONE).setLayoutData(new GridData());

    SashForm editor = new SashForm(pageComponent, SWT.VERTICAL);
    GridData gridData2 = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData2.horizontalSpan = 2;
    editor.setLayoutData(gridData2);
    SashForm top = new SashForm(editor, SWT.HORIZONTAL);
    Composite styleEditor = createComposite(top, 1);
    ((GridLayout) styleEditor.getLayout()).marginRight = 5;
    ((GridLayout) styleEditor.getLayout()).marginLeft = 0;
    createLabel(styleEditor, JSONUIMessages.SyntaxColoringPage_0);
    fStylesViewer = createStylesViewer(styleEditor);
    GridData gridData = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData.horizontalIndent = 0;
    Iterator iterator = fStyleToDescriptionMap.values().iterator();
    while (iterator.hasNext()) {
        gridData.widthHint = Math.max(gridData.widthHint,
                convertWidthInCharsToPixels(iterator.next().toString().length()));
    }
    gridData.heightHint = convertHeightInCharsToPixels(5);
    fStylesViewer.getControl().setLayoutData(gridData);

    Composite editingComposite = createComposite(top, 1);
    ((GridLayout) styleEditor.getLayout()).marginLeft = 5;
    createLabel(editingComposite, ""); //$NON-NLS-1$
    Button enabler = createCheckbox(editingComposite, JSONUIMessages.SyntaxColoringPage_2);
    enabler.setEnabled(false);
    enabler.setSelection(true);
    Composite editControls = createComposite(editingComposite, 2);
    ((GridLayout) editControls.getLayout()).marginLeft = 20;

    fForegroundLabel = createLabel(editControls, SSEUIMessages.Foreground_UI_);
    ((GridData) fForegroundLabel.getLayoutData()).verticalAlignment = SWT.CENTER;
    fForegroundLabel.setEnabled(false);

    fForegroundColorEditor = new ColorSelector(editControls);
    Button fForegroundColor = fForegroundColorEditor.getButton();
    GridData gd = new GridData(SWT.BEGINNING, SWT.FILL, false, false);
    fForegroundColor.setLayoutData(gd);
    fForegroundColorEditor.setEnabled(false);
    fForegroundColorEditor.getButton().getAccessible().addAccessibleListener(new AccessibleAdapter() {
        public void getName(final AccessibleEvent e) {
            e.result = SSEUIMessages.Foreground_Color_Selector_Button;
        }
    });

    fBackgroundLabel = createLabel(editControls, SSEUIMessages.Background_UI_);
    ((GridData) fBackgroundLabel.getLayoutData()).verticalAlignment = SWT.CENTER;
    fBackgroundLabel.setEnabled(false);

    fBackgroundColorEditor = new ColorSelector(editControls);
    Button fBackgroundColor = fBackgroundColorEditor.getButton();
    gd = new GridData(SWT.BEGINNING, SWT.FILL, false, false);
    fBackgroundColor.setLayoutData(gd);
    fBackgroundColorEditor.setEnabled(false);
    fBackgroundColorEditor.getButton().getAccessible().addAccessibleListener(new AccessibleAdapter() {
        public void getName(final AccessibleEvent e) {
            e.result = SSEUIMessages.Background_Color_Selector_Button;
        }
    });

    fBold = createCheckbox(editControls, JSONUIMessages.SyntaxColoringPage_3);
    fBold.setEnabled(false);
    ((GridData) fBold.getLayoutData()).horizontalSpan = 2;
    fItalic = createCheckbox(editControls, JSONUIMessages.SyntaxColoringPage_4);
    fItalic.setEnabled(false);
    ((GridData) fItalic.getLayoutData()).horizontalSpan = 2;
    fStrike = createCheckbox(editControls, JSONUIMessages.SyntaxColoringPage_5);
    fStrike.setEnabled(false);
    ((GridData) fStrike.getLayoutData()).horizontalSpan = 2;
    fUnderline = createCheckbox(editControls, JSONUIMessages.SyntaxColoringPage_6);
    fUnderline.setEnabled(false);
    ((GridData) fUnderline.getLayoutData()).horizontalSpan = 2;
    fClearStyle = new Button(editingComposite, SWT.PUSH);
    fClearStyle.setText(SSEUIMessages.Restore_Default_UI_); //$NON-NLS-1$ = "Restore Default"
    fClearStyle.setLayoutData(new GridData(SWT.BEGINNING));
    ((GridData) fClearStyle.getLayoutData()).horizontalIndent = 20;
    fClearStyle.setEnabled(false);

    Composite sampleArea = createComposite(editor, 1);

    ((GridLayout) sampleArea.getLayout()).marginLeft = 5;
    ((GridLayout) sampleArea.getLayout()).marginTop = 5;
    createLabel(sampleArea, SSEUIMessages.Sample_text__UI_); //$NON-NLS-1$ = "&Sample text:"
    fPreviewViewer = new SourceViewer(sampleArea, null,
            SWT.BORDER | SWT.LEFT_TO_RIGHT | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL | SWT.READ_ONLY);
    fText = fPreviewViewer.getTextWidget();
    GridData gridData3 = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData3.widthHint = convertWidthInCharsToPixels(20);
    gridData3.heightHint = convertHeightInCharsToPixels(5);
    gridData3.horizontalSpan = 2;
    fText.setLayoutData(gridData3);
    fText.setEditable(false);
    fText.setFont(JFaceResources.getFont("org.eclipse.wst.sse.ui.textfont")); //$NON-NLS-1$
    fText.addKeyListener(getTextKeyListener());
    fText.addSelectionListener(getTextSelectionListener());
    fText.addMouseListener(getTextMouseListener());
    fText.addTraverseListener(getTraverseListener());
    setAccessible(fText, SSEUIMessages.Sample_text__UI_);
    fDocument = StructuredModelManager.getModelManager()
            .createStructuredDocumentFor(ContentTypeIdForJSON.ContentTypeID_JSON);
    fDocument.set(getExampleText());
    initializeSourcePreviewColors(fPreviewViewer);
    fPreviewViewer.setDocument(fDocument);

    top.setWeights(new int[] { 1, 1 });
    editor.setWeights(new int[] { 1, 1 });
    /*
     * PlatformUI .getWorkbench() .getHelpSystem() .setHelp(pageComponent,
     * IHelpContextIds.JSON_PREFWEBX_STYLES_HELPID);
     */

    fStylesViewer.setInput(getStylePreferenceKeys());

    applyStyles();

    fStylesViewer.addSelectionChangedListener(new ISelectionChangedListener() {
        public void selectionChanged(SelectionChangedEvent event) {
            if (!event.getSelection().isEmpty()) {
                Object o = ((IStructuredSelection) event.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                activate(namedStyle);
                if (namedStyle == null)
                    return;
            }
        }
    });

    fForegroundColorEditor.addListener(new IPropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                String prefString = getOverlayStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[0];
                    // open color dialog to get new color
                    String newValue = ColorHelper.toRGBString(fForegroundColorEditor.getColorValue());

                    if (!newValue.equals(oldValue)) {
                        stylePrefs[0] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getOverlayStore().setValue(namedStyle, newPrefString);
                        applyStyles();
                        fText.redraw();
                    }
                }
            }
        }
    });

    fBackgroundColorEditor.addListener(new IPropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                String prefString = getOverlayStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[1];
                    // open color dialog to get new color
                    String newValue = ColorHelper.toRGBString(fBackgroundColorEditor.getColorValue());

                    if (!newValue.equals(oldValue)) {
                        stylePrefs[1] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getOverlayStore().setValue(namedStyle, newPrefString);
                        applyStyles();
                        fText.redraw();
                        activate(namedStyle);
                    }
                }
            }
        }
    });

    fBold.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[2];
                String newValue = String.valueOf(fBold.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[2] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fItalic.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[3];
                String newValue = String.valueOf(fItalic.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[3] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fStrike.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[4];
                String newValue = String.valueOf(fStrike.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[4] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fUnderline.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[5];
                String newValue = String.valueOf(fUnderline.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[5] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });

    fClearStyle.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            if (fStylesViewer.getSelection().isEmpty())
                return;
            String namedStyle = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement()
                    .toString();
            getOverlayStore().setToDefault(namedStyle);
            applyStyles();
            fText.redraw();
            activate(namedStyle);
        }
    });

    return pageComponent;
}

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