Example usage for org.eclipse.jface.viewers TreeViewer TreeViewer

List of usage examples for org.eclipse.jface.viewers TreeViewer TreeViewer

  1. HOME
  2. Java
  3. org.eclipse.jface
  4. org.eclipse.jface.viewers.*
  5. TreeViewer
  6. TreeViewer

Introduction

In this page you can find the example usage for org.eclipse.jface.viewers TreeViewer TreeViewer.

Prototype

public TreeViewer(Tree tree)

Source Link

Document

Creates a tree viewer on the given tree control.

Usage

From source file:com.android.ide.eclipse.gldebugger.GLFramesView.java

License:Apache License

@Override
public void createPartControl(Composite parent) {
    createLeftPane(parent);/*from w w  w .ja v a 2 s  .c o m*/

    tabFolder = new TabFolder(parent, SWT.BORDER);

    mText = new Text(tabFolder, SWT.NO_BACKGROUND | SWT.READ_ONLY | SWT.V_SCROLL | SWT.H_SCROLL);

    tabItemText = new TabItem(tabFolder, SWT.NONE);
    tabItemText.setText("Text");
    tabItemText.setControl(mText);

    canvas = new Canvas(tabFolder, SWT.NO_BACKGROUND | SWT.NO_REDRAW_RESIZE | SWT.V_SCROLL | SWT.H_SCROLL);
    tabItemImage = new TabItem(tabFolder, SWT.NONE);
    tabItemImage.setText("Image");
    tabItemImage.setControl(canvas);

    mBreakpointOption = new BreakpointOption(this, tabFolder);
    tabItemBreakpointOption = new TabItem(tabFolder, SWT.NONE);
    tabItemBreakpointOption.setText("Breakpoint Option");
    tabItemBreakpointOption.setControl(mBreakpointOption);

    mShaderEditor = new ShaderEditor(this, tabFolder);
    tabItemShaderEditor = new TabItem(tabFolder, SWT.NONE);
    tabItemShaderEditor.setText("Shader Editor");
    tabItemShaderEditor.setControl(mShaderEditor);

    mContextViewer = new TreeViewer(tabFolder);
    ContextViewProvider contextViewProvider = new ContextViewProvider(this);
    mContextViewer.addSelectionChangedListener(contextViewProvider);
    mContextViewer.setContentProvider(contextViewProvider);
    mContextViewer.setLabelProvider(contextViewProvider);
    tabContextViewer = new TabItem(tabFolder, SWT.NONE);
    tabContextViewer.setText("Context Viewer");
    tabContextViewer.setControl(mContextViewer.getTree());

    final ScrollBar hBar = canvas.getHorizontalBar();
    hBar.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event e) {
            if (null == canvas.getBackgroundImage())
                return;
            Image image = canvas.getBackgroundImage();
            int hSelection = hBar.getSelection();
            int destX = -hSelection - mOrigin.x;
            Rectangle rect = image.getBounds();
            canvas.scroll(destX, 0, 0, 0, rect.width, rect.height, false);
            mOrigin.x = -hSelection;
        }
    });
    final ScrollBar vBar = canvas.getVerticalBar();
    vBar.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event e) {
            if (null == canvas.getBackgroundImage())
                return;
            Image image = canvas.getBackgroundImage();
            int vSelection = vBar.getSelection();
            int destY = -vSelection - mOrigin.y;
            Rectangle rect = image.getBounds();
            canvas.scroll(0, destY, 0, 0, rect.width, rect.height, false);
            mOrigin.y = -vSelection;
        }
    });
    canvas.addListener(SWT.Resize, new Listener() {
        public void handleEvent(Event e) {
            if (null == canvas.getBackgroundImage())
                return;
            Image image = canvas.getBackgroundImage();
            Rectangle rect = image.getBounds();
            Rectangle client = canvas.getClientArea();
            hBar.setMaximum(rect.width);
            vBar.setMaximum(rect.height);
            hBar.setThumb(Math.min(rect.width, client.width));
            vBar.setThumb(Math.min(rect.height, client.height));
            int hPage = rect.width - client.width;
            int vPage = rect.height - client.height;
            int hSelection = hBar.getSelection();
            int vSelection = vBar.getSelection();
            if (hSelection >= hPage) {
                if (hPage <= 0)
                    hSelection = 0;
                mOrigin.x = -hSelection;
            }
            if (vSelection >= vPage) {
                if (vPage <= 0)
                    vSelection = 0;
                mOrigin.y = -vSelection;
            }
            canvas.redraw();
        }
    });
    canvas.addListener(SWT.Paint, new Listener() {
        public void handleEvent(Event e) {
            if (null == canvas.getBackgroundImage())
                return;
            Image image = canvas.getBackgroundImage();
            GC gc = e.gc;
            gc.drawImage(image, mOrigin.x, mOrigin.y);
            Rectangle rect = image.getBounds();
            Rectangle client = canvas.getClientArea();
            int marginWidth = client.width - rect.width;
            if (marginWidth > 0) {
                gc.fillRectangle(rect.width, 0, marginWidth, client.height);
            }
            int marginHeight = client.height - rect.height;
            if (marginHeight > 0) {
                gc.fillRectangle(0, rect.height, client.width, marginHeight);
            }
        }
    });

    hookContextMenu();
    hookSelectionChanged();
    contributeToActionBars();

    messageQueue = new MessageQueue(this, new ProcessMessage[] { mBreakpointOption, mShaderEditor });
}

From source file:com.android.ide.eclipse.gltrace.editors.GLFunctionTraceViewer.java

License:Apache License

private void createFrameTraceView(Composite parent) {
    Composite c = new Composite(parent, SWT.NONE);
    c.setLayout(new GridLayout(2, false));
    GridData gd = new GridData(GridData.FILL_BOTH);
    c.setLayoutData(gd);/*from   w w  w  .  j  a  v  a  2 s. co  m*/

    final Tree tree = new Tree(c, SWT.BORDER | SWT.FULL_SELECTION | SWT.MULTI);
    gd = new GridData(GridData.FILL_BOTH);
    tree.setLayoutData(gd);
    tree.setLinesVisible(true);
    tree.setHeaderVisible(true);

    mFrameTreeViewer = new TreeViewer(tree);
    CellLabelProvider labelProvider = new GLFrameLabelProvider();

    // column showing the GL context id
    TreeViewerColumn tvc = new TreeViewerColumn(mFrameTreeViewer, SWT.NONE);
    tvc.setLabelProvider(labelProvider);
    TreeColumn column = tvc.getColumn();
    column.setText("Function");
    column.setWidth(500);

    // column showing the GL function duration (wall clock time)
    tvc = new TreeViewerColumn(mFrameTreeViewer, SWT.NONE);
    tvc.setLabelProvider(labelProvider);
    column = tvc.getColumn();
    column.setText("Wall Time (ns)");
    column.setWidth(150);
    column.setAlignment(SWT.RIGHT);

    // column showing the GL function duration (thread time)
    tvc = new TreeViewerColumn(mFrameTreeViewer, SWT.NONE);
    tvc.setLabelProvider(labelProvider);
    column = tvc.getColumn();
    column.setText("Thread Time (ns)");
    column.setWidth(150);
    column.setAlignment(SWT.RIGHT);

    mFrameTreeViewer.setContentProvider(new GLFrameContentProvider());

    mGLCallFilter = new GLCallFilter();
    mFrameTreeViewer.addFilter(mGLCallFilter);

    // when the control is resized, give all the additional space
    // to the function name column.
    tree.addControlListener(new ControlAdapter() {
        @Override
        public void controlResized(ControlEvent e) {
            int w = mFrameTreeViewer.getTree().getClientArea().width;
            if (w > 200) {
                mFrameTreeViewer.getTree().getColumn(2).setWidth(100);
                mFrameTreeViewer.getTree().getColumn(1).setWidth(100);
                mFrameTreeViewer.getTree().getColumn(0).setWidth(w - 200);
            }
        }
    });

    mDurationMinimap = new DurationMinimap(c, mTrace);
    gd = new GridData(GridData.FILL_VERTICAL);
    gd.widthHint = gd.minimumWidth = mDurationMinimap.getMinimumWidth();
    mDurationMinimap.setLayoutData(gd);
    mDurationMinimap.addCallSelectionListener(new ICallSelectionListener() {
        @Override
        public void callSelected(int selectedCallIndex) {
            if (selectedCallIndex > 0 && selectedCallIndex < mTreeViewerNodes.size()) {
                TreeItem item = tree.getItem(selectedCallIndex);
                tree.select(item);
                tree.setTopItem(item);
            }
        }
    });

    mVerticalScrollBar = tree.getVerticalBar();
    mVerticalScrollBar.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            updateVisibleRange();
        }
    });
}

From source file:com.android.ide.eclipse.gltrace.editors.StateViewPage.java

License:Apache License

@Override
public void createControl(Composite parent) {
    final Tree tree = new Tree(parent, SWT.VIRTUAL | SWT.H_SCROLL | SWT.V_SCROLL);
    GridDataFactory.fillDefaults().grab(true, true).applyTo(tree);

    tree.setHeaderVisible(true);//from   ww  w .jav  a2s. co m
    tree.setLinesVisible(true);
    tree.setLayoutData(new GridData(GridData.FILL_BOTH));

    TreeColumn col1 = new TreeColumn(tree, SWT.LEFT);
    col1.setText(TREE_PROPERTIES[0]);
    col1.setWidth(200);

    TreeColumn col2 = new TreeColumn(tree, SWT.LEFT);
    col2.setText(TREE_PROPERTIES[1]);
    col2.setWidth(200);

    mTreeViewer = new TreeViewer(tree);
    mTreeViewer.setContentProvider(new StateContentProvider());
    mLabelProvider = new StateLabelProvider();
    mTreeViewer.setLabelProvider(mLabelProvider);
    mTreeViewer.setInput(mState);
    mTreeViewer.refresh();

    final IToolBarManager manager = getSite().getActionBars().getToolBarManager();
    manager.add(new Action("Save to File", PlatformUI.getWorkbench().getSharedImages()
            .getImageDescriptor(ISharedImages.IMG_ETOOL_SAVEAS_EDIT)) {
        @Override
        public void run() {
            saveCurrentState();
        }
    });
}

From source file:com.android.ide.eclipse.gltrace.views.GLStateView.java

License:Apache License

private void createStateTreeViewer(Composite parent) {
    final Tree tree = new Tree(parent, SWT.VIRTUAL);
    tree.setHeaderVisible(true);//  w w  w .  j  a  va2  s. c  om
    tree.setLinesVisible(true);
    tree.setLayoutData(new GridData(GridData.FILL_BOTH));

    TreeColumn col1 = new TreeColumn(tree, SWT.LEFT);
    col1.setText(TREE_PROPERTIES[0]);
    col1.setWidth(200);

    TreeColumn col2 = new TreeColumn(tree, SWT.LEFT);
    col2.setText(TREE_PROPERTIES[1]);
    col2.setWidth(200);

    mTreeViewer = new TreeViewer(tree);
    mTreeViewer.setContentProvider(new GLStateContentProvider());
    mTreeViewer.setLabelProvider(new GLStateLabelProvider());
}

From source file:com.aptana.editor.common.outline.CommonQuickOutlinePage.java

License:Open Source License

/**
 * createTreeViewer// w  ww  .  ja va 2 s .  com
 * 
 * @param parent
 * @return TreeViewer
 */
private TreeViewer createTreeViewer(Composite parent) {
    TreeViewer result = new TreeViewer(new Tree(parent, SWT.SINGLE | SWT.H_SCROLL | SWT.V_SCROLL));
    Tree tree = result.getTree();
    GridData gd = new GridData(GridData.FILL_BOTH);
    gd.heightHint = tree.getItemHeight() * 12;
    tree.setLayoutData(gd);

    result.setLabelProvider(_editor.getOutlineLabelProvider());
    result.setContentProvider(_editor.getOutlineContentProvider());
    result.setInput(this._editor);

    result.setComparer(new IElementComparer() {
        /**
         * @see org.eclipse.jface.viewers.IElementComparer#equals(java.lang.Object, java.lang.Object)
         */
        public boolean equals(Object a, Object b) {
            boolean result = false;

            if (a instanceof CommonOutlineItem && b instanceof CommonOutlineItem) {
                CommonOutlineItem item1 = (CommonOutlineItem) a;
                CommonOutlineItem item2 = (CommonOutlineItem) b;

                result = item1.equals(item2);
            } else if (a instanceof IParseNode && b instanceof IParseNode) {
                if (a == b) {
                    result = true;
                } else {
                    IParseNode node1 = (IParseNode) a;
                    IParseNode node2 = (IParseNode) b;
                    result = node1.equals(node2);
                }
            } else {
                result = (a == b);
            }

            return result;
        }

        /**
         * @see org.eclipse.jface.viewers.IElementComparer#hashCode(java.lang.Object)
         */
        public int hashCode(Object element) {
            return 0;
        }
    });

    return result;
}

From source file:com.aptana.ide.editors.views.actions.ActionsView.java

License:Open Source License

/**
 * createTreeViewer/*from   w ww  .  j a v a  2s  . c  o m*/
 * 
 * @param parent
 * @return TreeViewer
 */
protected TreeViewer createTreeViewer(Composite parent) {
    final TreeViewer treeViewer = new TreeViewer(new Tree(parent, SWT.SINGLE | SWT.H_SCROLL | SWT.V_SCROLL));

    // Implement a "fake" tooltip
    final Listener labelListener = new Listener() {
        public void handleEvent(Event event) {
            StyledText label = (StyledText) event.widget;
            Shell shell = (Shell) label.getData("_SHELL"); // label.getShell(); //$NON-NLS-1$

            switch (event.type) {
            // case SWT.MouseDown:
            case SWT.MouseDoubleClick:
                Event e = new Event();
                e.item = (TreeItem) label.getData("_TREEITEM"); //$NON-NLS-1$
                // Assuming table is single select, set the selection as if
                // the mouse down event went through to the table
                treeViewer.getTree().setSelection(new TreeItem[] { (TreeItem) e.item });
                actionDoubleClick.run();
                // treeViewer.getTree().notifyListeners(SWT.Selection, e);
                shell.dispose();
                // fallthrough

            case SWT.MouseExit:
                shell.dispose();
                break;

            default:
                break;
            }
        }
    };

    final Shell shell = getSite().getShell();

    Listener tableListener = new Listener() {
        UnifiedInformationControl info = null;

        public void handleEvent(Event event) {
            switch (event.type) {
            case SWT.Dispose:
            case SWT.KeyDown:
            case SWT.MouseMove: {
                if (info == null || info.getShell() == null) {
                    break;
                }
                info.getShell().dispose();
                info = null;
                break;
            }
            case SWT.MouseHover: {
                TreeItem item = treeViewer.getTree().getItem(new Point(event.x, event.y));
                if (item != null) {
                    if (info != null && info.getShell() != null && !info.getShell().isDisposed()) {
                        info.getShell().dispose();
                    }

                    info = new UnifiedInformationControl(shell, SWT.NONE, new HTMLTextPresenter(false));

                    info.getStyledTextWidget().setData("_TREEITEM", item); //$NON-NLS-1$
                    info.getStyledTextWidget().setData("_SHELL", info.getShell()); //$NON-NLS-1$
                    info.getStyledTextWidget().addListener(SWT.MouseExit, labelListener);
                    // info.getStyledTextWidget().addListener(SWT.MouseDown, labelListener);
                    info.getStyledTextWidget().addListener(SWT.MouseDoubleClick, labelListener);

                    Object data = item.getData();
                    String txt = null;

                    if (data instanceof IAction) {
                        IAction action = (IAction) data;

                        txt = action.getToolTipText();
                    } else if (data instanceof IPath) {
                        IPath path = (IPath) data;

                        txt = path.toOSString();
                    }

                    if (txt != null) {
                        if (txt.indexOf("<") != -1) //$NON-NLS-1$
                        {
                            txt = txt.replaceAll("<", "&lt;"); //$NON-NLS-1$ //$NON-NLS-2$
                        }

                        info.setSizeConstraints(300, 500);
                        info.setInformation(txt);

                        StyledText styledText = info.getStyledTextWidget();
                        GC gc = new GC(styledText);
                        int width = gc.getFontMetrics().getAverageCharWidth();

                        width = ((txt.length() + 2) * width);

                        Rectangle rect = item.getBounds(0);
                        Point pt = treeViewer.getTree().toDisplay(20 + rect.x, rect.y);

                        info.setSize(width, 0);
                        info.setLocation(pt);
                        info.setVisible(true);
                    }
                }
            }

            default:
                break;
            }
        }
    };

    treeViewer.getTree().addListener(SWT.Dispose, tableListener);
    treeViewer.getTree().addListener(SWT.KeyDown, tableListener);
    treeViewer.getTree().addListener(SWT.MouseMove, tableListener);
    treeViewer.getTree().addListener(SWT.MouseHover, tableListener);

    return treeViewer;
}

From source file:com.aptana.ide.editors.views.profiles.ProfilesView.java

License:Open Source License

/**
 * createTreeViewer/*from w ww  .  ja v a2s . c o m*/
 * 
 * @param parent
 * @return TreeViewer
 */
protected TreeViewer createTreeViewer(Composite parent) {
    final TreeViewer treeViewer = new TreeViewer(new Tree(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL));
    GridData tvData = new GridData(SWT.FILL, SWT.FILL, true, true);
    treeViewer.getTree().setLayoutData(tvData);
    treeViewer.addSelectionChangedListener(new ISelectionChangedListener() {

        public void selectionChanged(SelectionChangedEvent event) {
            Object[] paths = ((ITreeSelection) treeViewer.getSelection()).toArray();
            actionMakeCurrent.setEnabled(paths.length == 1 && paths[0] instanceof Profile);
            for (int i = 0; i < paths.length; i++) {
                if (paths[i] instanceof Profile) {
                    actionMoveDown.setEnabled(false);
                    actionMoveUp.setEnabled(false);
                    return;
                }
            }
            actionMoveDown.setEnabled(true);
            actionMoveUp.setEnabled(true);
        }

    });

    // Implement a "fake" tooltip
    final Listener labelListener = new Listener() {
        public void handleEvent(Event event) {
            StyledText label = (StyledText) event.widget;
            Shell shell = (Shell) label.getData("_SHELL"); //$NON-NLS-1$
            switch (event.type) {
            case SWT.MouseDown:
                Event e = new Event();
                e.item = (TreeItem) label.getData("_TREEITEM"); //$NON-NLS-1$
                // Assuming table is single select, set the selection as if
                // the mouse down event went through to the table
                treeViewer.getTree().setSelection(new TreeItem[] { (TreeItem) e.item });
                treeViewer.getTree().notifyListeners(SWT.Selection, e);
                // fall through
            case SWT.MouseExit:
                shell.dispose();
                break;
            default:
                break;
            }
        }
    };

    final Shell shell = getSite().getShell();

    Listener tableListener = new Listener() {
        UnifiedInformationControl info = null;

        public void handleEvent(Event event) {
            switch (event.type) {
            case SWT.Dispose:
            case SWT.KeyDown:
            case SWT.MouseMove: {
                if (info == null || info.getShell() == null) {
                    break;
                }
                info.getShell().dispose();
                info = null;
                break;
            }
            case SWT.MouseHover: {
                TreeItem item = treeViewer.getTree().getItem(new Point(event.x, event.y));
                if (item != null) {
                    if (info != null && info.getShell() != null && !info.getShell().isDisposed()) {
                        info.getShell().dispose();
                    }

                    info = new UnifiedInformationControl(shell, SWT.NONE, new HTMLTextPresenter(false));

                    info.getStyledTextWidget().setData("_TREEITEM", item); //$NON-NLS-1$
                    info.getStyledTextWidget().setData("_SHELL", info.getShell()); //$NON-NLS-1$
                    info.getStyledTextWidget().addListener(SWT.MouseExit, labelListener);
                    info.getStyledTextWidget().addListener(SWT.MouseDown, labelListener);

                    Object data = item.getData();
                    String txt = null;

                    if (data instanceof Profile) {
                        Profile profile = (Profile) data;
                        txt = StringUtils.format(Messages.ProfilesView_ProfileItems,
                                new Object[] { profile.getName(), Integer.toString(profile.getURIs().length) });
                    } else if (data instanceof ProfileURI) {
                        ProfileURI uri = (ProfileURI) data;
                        txt = StringUtils.urlDecodeFilename(uri.getURI().toCharArray());
                    }

                    if (txt != null) {
                        info.setSizeConstraints(300, 500);
                        info.setInformation(txt);

                        StyledText styledText = info.getStyledTextWidget();
                        GC gc = new GC(styledText);
                        int width = gc.getFontMetrics().getAverageCharWidth();

                        width = ((txt.length() + 2) * width);

                        Rectangle rect = item.getBounds(0);
                        Point pt = treeViewer.getTree().toDisplay(20 + rect.x, rect.y);

                        info.setSize(width, 0);
                        info.setLocation(pt);
                        info.setVisible(true);
                    }
                }
            }
            default:
                break;
            }
        }
    };

    treeViewer.getTree().addListener(SWT.Dispose, tableListener);
    treeViewer.getTree().addListener(SWT.KeyDown, tableListener);
    treeViewer.getTree().addListener(SWT.MouseMove, tableListener);
    treeViewer.getTree().addListener(SWT.MouseHover, tableListener);

    return treeViewer;
}

From source file:com.aptana.ide.logging.preferences.LoggingPreferenceWidget.java

License:Open Source License

private void createColoringTab(TabFolder folder) {
    TabItem coloringTab = new TabItem(folder, SWT.NONE);
    coloringTab.setText(Messages.Coloring_Tab_Name);
    coloringTab.setToolTipText(Messages.Coloring_Tab_ToolTip);

    Color systemWidgetBGColor = getControl().getDisplay().getSystemColor(SWT.COLOR_WIDGET_BACKGROUND);

    coloringComposite = new Composite(folder, SWT.NONE);
    coloringComposite.setFont(folder.getFont());
    GridLayout layout = new GridLayout();
    layout.marginHeight = 8;//from   w  ww.  j a va2  s  .  co m
    layout.marginWidth = 10;
    coloringComposite.setLayout(layout);
    coloringComposite.setBackground(systemWidgetBGColor);
    coloringTab.setControl(coloringComposite);

    createIntroduction(coloringComposite);

    scrolls = new ColorizationScrolledComposite(coloringComposite);
    layout = new GridLayout();
    layout.numColumns = 1;
    layout.makeColumnsEqualWidth = false;
    layout.marginHeight = 5;
    layout.marginWidth = 5;
    layout.verticalSpacing = 5;
    layout.horizontalSpacing = 5;
    scrolls.setLayout(layout);
    GridData gridData = new GridData(GridData.FILL, GridData.FILL, true, true);
    scrolls.setLayoutData(gridData);

    displayArea = scrolls.getBody();
    layout = new GridLayout();
    layout.numColumns = 1;
    layout.makeColumnsEqualWidth = false;
    layout.marginHeight = 0;
    layout.marginWidth = 0;
    layout.verticalSpacing = 10;
    layout.horizontalSpacing = 0;
    displayArea.setLayout(layout);
    displayArea.setLayoutData(new GridData(GridData.FILL, GridData.FILL, true, true));
    //      description = new Label(displayArea, SWT.WRAP);
    //      description.setText(Messages.getString("LoggingColorizationWidget.28")); 

    styleImportExport();
    //styleEditorOptions();

    GridLayout gridLayout = new GridLayout();
    gridLayout.numColumns = 1;

    tokenExpandable = new ExpandableComposite(displayArea, SWT.NONE,
            ExpandableComposite.TWISTIE | ExpandableComposite.CLIENT_INDENT);
    tokenExpandable.setText(Messages.LoggingColorizationWidget_29);
    tokenExpandable.setLayoutData(new GridData(GridData.FILL, GridData.FILL, true, false));
    tokenExpandable.setLayout(gridLayout);
    tokenExpandable.setExpanded(UnifiedEditorsPlugin.getDefault().getPreferenceStore()
            .getBoolean(IPreferenceConstants.EXPAND_TOKENS));
    tokenExpandable.addExpansionListener(new ExpansionAdapter() {
        public void expansionStateChanged(ExpansionEvent e) {
            expandedStateChanged((ExpandableComposite) e.getSource());
        }
    });
    makeScrollableCompositeAware(tokenExpandable);
    Composite inner = new Composite(tokenExpandable, SWT.NONE);
    gridLayout = new GridLayout(2, false);
    inner.setLayout(gridLayout);
    tokenExpandable.setClient(inner);

    createAddRuleButtons(inner);

    tree = new Tree(inner, SWT.FULL_SELECTION | SWT.SINGLE | SWT.V_SCROLL | SWT.BORDER);
    tree.setHeaderVisible(false);
    tree.setLinesVisible(false);

    GridData treeLayoutData = new GridData(GridData.FILL, GridData.FILL, true, true);
    treeLayoutData.heightHint = tree.getItemHeight() * 16;
    treeLayoutData.widthHint = 300;
    tree.setLayoutData(treeLayoutData);
    gridLayout = new GridLayout();
    gridLayout.numColumns = 1;
    tree.setLayout(gridLayout);
    viewer = new TreeViewer(tree);
    // viewer.setContentProvider(provider);
    // viewer.setLabelProvider(provider);
    viewer.setAutoExpandLevel(2);
    styleCells();

    //        tree.addSelectionListener(new SelectionAdapter() @regions
    //        {
    //
    //            private Map empty = new HashMap();
    //
    //            public void widgetSelected(SelectionEvent e)
    //            {
    //                TreeItem[] selection = viewer.getTree().getSelection();
    //                if (selection == null || selection.length == 0)
    //                {
    //                    return;
    //                }
    //                Object data = selection[0].getData();
    //                remove.setEnabled(false);
    //                if (data instanceof IToken)
    //                {
    //                    Map regionMap = provider.getRegions((IToken) data);
    //                    regionViewer.setInput(regionMap);
    //                    addRegion.setEnabled(provider.getStyle((IToken) data) != null);
    //                }
    //                else
    //                {
    //                    addRegion.setEnabled(false);
    //                    regionViewer.setInput(empty);
    //                }
    //            }
    //
    //        });

    createRuleButtons(inner);

    //loadRegions(); @regions
}

From source file:com.aptana.ide.samples.ui.SamplesView.java

License:Open Source License

/**
 * createTreeViewer//from   ww  w  . j  a  v  a2s.  co m
 * 
 * @param parent
 * @return TreeViewer
 */
private TreeViewer createTreeViewer(Composite parent) {
    Tree tree = new Tree(parent, SWT.SINGLE | SWT.H_SCROLL | SWT.V_SCROLL);
    final TreeViewer viewer = new TreeViewer(tree);

    viewer.setContentProvider(new SamplesViewContentProvider());
    viewer.setLabelProvider(new SamplesViewLabelProvider());

    identifierListener = new IIdentifierListener() {

        public void identifierChanged(IdentifierEvent identifierEvent) {
            if (identifierEvent.hasEnabledChanged()) {
                Job job = new UIJob(Messages.SamplesView_Job_UpdatingExplorer) {
                    public IStatus runInUIThread(IProgressMonitor monitor) {
                        ViewerFilter[] filters = viewer.getFilters();
                        viewer.resetFilters();
                        for (int i = 0; i < filters.length; i++) {
                            viewer.addFilter(filters[i]);
                        }
                        viewer.refresh();
                        return Status.OK_STATUS;
                    };
                };
                job.setPriority(UIJob.INTERACTIVE);
                job.schedule();
            }
            return;
        }
    };
    viewer.addFilter(new ViewerFilter() {

        @Override
        public boolean select(Viewer viewer, Object parentElement, Object element) {
            if (element instanceof SamplesInfo) {
                SamplesInfo si = (SamplesInfo) element;

                String extensionId = si.getExtensionId();
                String extensionPluginId = si.getExtensionPluginId();
                if (extensionPluginId != null && extensionId != null && extensionPluginId.length() > 0
                        && extensionId.length() > 0) {
                    final IIdentifier id = activityManager.getIdentifier(extensionPluginId + "/" //$NON-NLS-1$
                            + extensionId);
                    if (id != null) {
                        id.addIdentifierListener(identifierListener);
                        return id.isEnabled();
                    }
                }
            }
            return true;
        }
    });

    return viewer;
}

From source file:com.aptana.ide.snippets.SnippetsView.java

License:Open Source License

/**
 * createTreeViewer/*from   ww  w  . j av  a2 s  . com*/
 * 
 * @param parent
 * @return TreeViewer
 */
private TreeViewer createTreeViewer(Composite parent) {
    Tree tree = new Tree(parent, SWT.SINGLE | SWT.H_SCROLL | SWT.V_SCROLL);
    TreeViewer viewer = new TreeViewer(tree);

    snippetsViewContentProvider = new SnippetsViewContentProvider();
    viewer.setContentProvider(snippetsViewContentProvider);
    snippetsViewLabelProvider = new SnippetsViewLabelProvider();
    viewer.setLabelProvider(snippetsViewLabelProvider);

    return viewer;
}