Example usage for org.eclipse.swt.widgets Button getData

Introduction

In this page you can find the example usage for org.eclipse.swt.widgets Button getData.

Prototype

public Object getData() 

Source Link

Document

Returns the application defined widget data associated with the receiver, or null if it has not been set.

Usage

From source file:org.eclipse.swt.snippets.Snippet336.java

public static void main(String[] args) {
    display = new Display();
    shell = new Shell(display);
    shell.setText("Snippet 336");
    shell.setLayout(new GridLayout());
    TabFolder folder = new TabFolder(shell, SWT.NONE);
    folder.setLayoutData(new GridData(GridData.FILL_BOTH));

    //Progress tab
    TabItem item = new TabItem(folder, SWT.NONE);
    item.setText("Progress");
    Composite composite = new Composite(folder, SWT.NONE);
    composite.setLayout(new GridLayout());
    item.setControl(composite);/*  w  w  w  .j a  v  a  2s .c o m*/
    Listener listener = event -> {
        Button button = (Button) event.widget;
        if (!button.getSelection())
            return;
        TaskItem item1 = getTaskBarItem();
        if (item1 != null) {
            int state = ((Integer) button.getData()).intValue();
            item1.setProgressState(state);
        }
    };
    Group group = new Group(composite, SWT.NONE);
    group.setText("State");
    group.setLayout(new GridLayout());
    group.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
    Button button;
    String[] stateLabels = { "SWT.DEFAULT", "SWT.INDETERMINATE", "SWT.NORMAL", "SWT.ERROR", "SWT.PAUSED" };
    int[] states = { SWT.DEFAULT, SWT.INDETERMINATE, SWT.NORMAL, SWT.ERROR, SWT.PAUSED };
    for (int i = 0; i < states.length; i++) {
        button = new Button(group, SWT.RADIO);
        button.setText(stateLabels[i]);
        button.setData(Integer.valueOf(states[i]));
        button.addListener(SWT.Selection, listener);
        if (i == 0)
            button.setSelection(true);
    }
    group = new Group(composite, SWT.NONE);
    group.setText("Value");
    group.setLayout(new GridLayout(2, false));
    group.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
    Label label = new Label(group, SWT.NONE);
    label.setText("Progress");
    final Scale scale = new Scale(group, SWT.NONE);
    scale.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
    scale.addListener(SWT.Selection, event -> {
        TaskItem item1 = getTaskBarItem();
        if (item1 != null)
            item1.setProgress(scale.getSelection());
    });

    //Overlay text tab
    item = new TabItem(folder, SWT.NONE);
    item.setText("Text");
    composite = new Composite(folder, SWT.NONE);
    composite.setLayout(new GridLayout());
    item.setControl(composite);
    group = new Group(composite, SWT.NONE);
    group.setText("Enter a short text:");
    group.setLayout(new GridLayout(2, false));
    group.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
    final Text text = new Text(group, SWT.BORDER | SWT.SINGLE);
    GridData data = new GridData(GridData.FILL_HORIZONTAL);
    data.horizontalSpan = 2;
    text.setLayoutData(data);
    button = new Button(group, SWT.PUSH);
    button.setText("Set");
    button.addListener(SWT.Selection, event -> {
        TaskItem item1 = getTaskBarItem();
        if (item1 != null)
            item1.setOverlayText(text.getText());
    });
    button = new Button(group, SWT.PUSH);
    button.setText("Clear");
    button.addListener(SWT.Selection, event -> {
        text.setText("");
        TaskItem item1 = getTaskBarItem();
        if (item1 != null)
            item1.setOverlayText("");
    });

    //Overlay image tab
    item = new TabItem(folder, SWT.NONE);
    item.setText("Image");
    composite = new Composite(folder, SWT.NONE);
    composite.setLayout(new GridLayout());
    item.setControl(composite);
    Listener listener3 = event -> {
        Button button1 = (Button) event.widget;
        if (!button1.getSelection())
            return;
        TaskItem item1 = getTaskBarItem();
        if (item1 != null) {
            String text1 = button1.getText();
            Image image = null;
            if (!text1.equals("NONE"))
                image = new Image(display, Snippet336.class.getResourceAsStream(text1));
            Image oldImage = item1.getOverlayImage();
            item1.setOverlayImage(image);
            if (oldImage != null)
                oldImage.dispose();
        }
    };
    group = new Group(composite, SWT.NONE);
    group.setText("Images");
    group.setLayout(new GridLayout());
    group.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
    button = new Button(group, SWT.RADIO);
    button.setText("NONE");
    button.addListener(SWT.Selection, listener3);
    button.setSelection(true);
    String[] images = { "eclipse.png", "pause.gif", "run.gif", "warning.gif" };
    for (int i = 0; i < images.length; i++) {
        button = new Button(group, SWT.RADIO);
        button.setText(images[i]);
        button.addListener(SWT.Selection, listener3);
    }
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

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From source file:at.ac.tuwien.inso.subcat.ui.widgets.TrendView.java

public TrendView(Composite parent, int style) {
    super(parent, style);
    initCharts();//w w  w .jav  a  2 s.  c o m

    setLayout(new FillLayout());

    SashForm sashForm = new SashForm(this, SWT.VERTICAL);

    timeChart = new TimeChartControlPanel<SelectedChart>(sashForm, SWT.BORDER);
    timeChart.addChartSelectionEntry("Trend View", SelectedChart.LINE);
    timeChart.addChartSelectionEntry("Bar View", SelectedChart.BAR);
    timeChart.addChartSelectionEntry("Both", SelectedChart.BOTH);

    JFreeChart chart = createChart(SelectedChart.LINE);
    setChart(chart);

    scrolledComposite = new ScrolledComposite(sashForm, SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER);
    scrolledComposite.setLayout(new FillLayout());

    optionComposite = new Composite(scrolledComposite, SWT.NONE);
    optionComposite.setLayout(new GridLayout(3, false));

    scrolledComposite.setContent(optionComposite);
    scrolledComposite.setMinSize(optionComposite.computeSize(SWT.DEFAULT, SWT.DEFAULT));

    scrolledComposite.setExpandVertical(true);
    scrolledComposite.setExpandHorizontal(true);
    scrolledComposite.setAlwaysShowScrollBars(false);

    // Signals:
    boxListener = new SelectionListener() {

        @Override
        public void widgetSelected(SelectionEvent e) {
            Button button = (Button) e.getSource();
            ChartIdentifier boxData = (ChartIdentifier) button.getData();
            assert (boxData != null);

            boolean checked = button.getSelection();

            if (boxData.paint == null) {
                boxData.paint = drawingSupplier.getNextPaint();
            }

            if (checked) {
                java.awt.Color paintColor = (java.awt.Color) boxData.paint;
                Color color = new Color(null, paintColor.getRed(), paintColor.getGreen(), paintColor.getBlue());
                button.setBackground(color);
            } else {
                button.setBackground(null);
            }

            for (TrendViewListener listener : listeners) {
                listener.optionSelected(boxData, checked);
            }
        }

        @Override
        public void widgetDefaultSelected(SelectionEvent e) {
        }
    };

    comboListener = new SelectionListener() {

        @Override
        public void widgetSelected(SelectionEvent e) {
            Combo combo = (Combo) e.getSource();
            DropDownData data = (DropDownData) combo.getData();
            assert (data != null);
            DropDownConfig config = data.getConfig();

            for (TrendViewListener listener : listeners) {
                listener.comboChanged(config);
            }
        }

        @Override
        public void widgetDefaultSelected(SelectionEvent e) {
        }
    };
}

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From source file:at.ac.tuwien.inso.subcat.ui.widgets.TrendChart.java

public TrendChart(Composite parent, int style) {
    super(parent, style);
    initCharts();//from   w  w w. ja v  a2s. c o m

    setLayout(new FillLayout());

    SashForm sashForm = new SashForm(this, SWT.VERTICAL);

    timeChart = new TimeChartControlPanel<SelectedChart>(sashForm, SWT.BORDER);
    timeChart.addChartSelectionEntry("Trend View", SelectedChart.LINE);
    timeChart.addChartSelectionEntry("Bar View", SelectedChart.BAR);
    timeChart.addChartSelectionEntry("Both", SelectedChart.BOTH);

    JFreeChart chart = createChart(SelectedChart.LINE);
    setChart(chart);

    scrolledComposite = new ScrolledComposite(sashForm, SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER);
    scrolledComposite.setLayout(new FillLayout());

    optionComposite = new Composite(scrolledComposite, SWT.NONE);
    optionComposite.setLayout(new GridLayout(3, false));

    scrolledComposite.setContent(optionComposite);
    scrolledComposite.setMinSize(optionComposite.computeSize(SWT.DEFAULT, SWT.DEFAULT));

    scrolledComposite.setExpandVertical(true);
    scrolledComposite.setExpandHorizontal(true);
    scrolledComposite.setAlwaysShowScrollBars(false);

    // Signals:
    boxListener = new SelectionListener() {

        @Override
        public void widgetSelected(SelectionEvent e) {
            Button button = (Button) e.getSource();
            ChartIdentifier boxData = (ChartIdentifier) button.getData();
            assert (boxData != null);

            boolean checked = button.getSelection();

            if (boxData.paint == null) {
                boxData.paint = drawingSupplier.getNextPaint();
            }

            if (checked) {
                java.awt.Color paintColor = (java.awt.Color) boxData.paint;
                Color color = new Color(null, paintColor.getRed(), paintColor.getGreen(), paintColor.getBlue());
                button.setBackground(color);
            } else {
                button.setBackground(null);
            }

            for (TrendChartListener listener : listeners) {
                listener.optionSelected(boxData, checked);
            }
        }

        @Override
        public void widgetDefaultSelected(SelectionEvent e) {
        }
    };

    comboListener = new SelectionListener() {

        @Override
        public void widgetSelected(SelectionEvent e) {
            Combo combo = (Combo) e.getSource();
            DropDownData data = (DropDownData) combo.getData();
            assert (data != null);
            DropDownConfig config = data.getConfig();

            for (TrendChartListener listener : listeners) {
                listener.comboChanged(config);
            }
        }

        @Override
        public void widgetDefaultSelected(SelectionEvent e) {
        }
    };
}

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From source file:ImageAnalyzer.java

int showBMPDialog() {
    final int[] bmpType = new int[1];
    bmpType[0] = SWT.IMAGE_BMP;/*from  w w  w  .  ja  va 2 s.  c  o  m*/
    SelectionListener radioSelected = new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            Button radio = (Button) event.widget;
            if (radio.getSelection())
                bmpType[0] = ((Integer) radio.getData()).intValue();
        }
    };
    // need to externalize strings
    final Shell dialog = new Shell(shell, SWT.DIALOG_TRIM);

    dialog.setText("Save_as");
    dialog.setLayout(new GridLayout());

    Label label = new Label(dialog, SWT.NONE);
    label.setText("Save_as");

    Button radio = new Button(dialog, SWT.RADIO);
    radio.setText("Save_as_type_no_compress");
    radio.setSelection(true);
    radio.setData(new Integer(SWT.IMAGE_BMP));
    radio.addSelectionListener(radioSelected);

    radio = new Button(dialog, SWT.RADIO);
    radio.setText("Save_as_type_rle_compress");
    radio.setData(new Integer(SWT.IMAGE_BMP_RLE));
    radio.addSelectionListener(radioSelected);

    radio = new Button(dialog, SWT.RADIO);
    radio.setText("Save_as_type_os2");
    radio.setData(new Integer(SWT.IMAGE_OS2_BMP));
    radio.addSelectionListener(radioSelected);

    label = new Label(dialog, SWT.SEPARATOR | SWT.HORIZONTAL);
    label.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

    Button ok = new Button(dialog, SWT.PUSH);
    ok.setText("OK");
    GridData data = new GridData();
    data.horizontalAlignment = SWT.CENTER;
    data.widthHint = 75;
    ok.setLayoutData(data);
    ok.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            dialog.close();
        }
    });

    dialog.pack();
    dialog.open();
    while (!dialog.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    return bmpType[0];
}

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From source file:org.eclipse.swt.examples.imageanalyzer.ImageAnalyzer.java

int showBMPDialog() {
    final int[] bmpType = new int[1];
    bmpType[0] = SWT.IMAGE_BMP;/*  w w w .j  a  v a  2  s.  c o m*/
    SelectionListener radioSelected = widgetSelectedAdapter(event -> {
        Button radio = (Button) event.widget;
        if (radio.getSelection())
            bmpType[0] = ((Integer) radio.getData()).intValue();
    });
    // need to externalize strings
    final Shell dialog = new Shell(shell, SWT.DIALOG_TRIM);

    dialog.setText(bundle.getString("Save_as_type"));
    dialog.setLayout(new GridLayout());

    Label label = new Label(dialog, SWT.NONE);
    label.setText(bundle.getString("Save_as_type_label"));

    Button radio = new Button(dialog, SWT.RADIO);
    radio.setText(bundle.getString("Save_as_type_no_compress"));
    radio.setSelection(true);
    radio.setData(Integer.valueOf(SWT.IMAGE_BMP));
    radio.addSelectionListener(radioSelected);

    radio = new Button(dialog, SWT.RADIO);
    radio.setText(bundle.getString("Save_as_type_rle_compress"));
    radio.setData(Integer.valueOf(SWT.IMAGE_BMP_RLE));
    radio.addSelectionListener(radioSelected);

    radio = new Button(dialog, SWT.RADIO);
    radio.setText(bundle.getString("Save_as_type_os2"));
    radio.setData(Integer.valueOf(SWT.IMAGE_OS2_BMP));
    radio.addSelectionListener(radioSelected);

    label = new Label(dialog, SWT.SEPARATOR | SWT.HORIZONTAL);
    label.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

    Button ok = new Button(dialog, SWT.PUSH);
    ok.setText(bundle.getString("OK"));
    GridData data = new GridData();
    data.horizontalAlignment = SWT.CENTER;
    data.widthHint = 75;
    ok.setLayoutData(data);
    ok.addSelectionListener(widgetSelectedAdapter(e -> dialog.close()));

    dialog.pack();
    dialog.open();
    while (!dialog.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    return bmpType[0];
}

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