Example usage for org.eclipse.swt.widgets Composite Composite

List of usage examples for org.eclipse.swt.widgets Composite Composite

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Introduction

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

Prototype

public Composite(Composite parent, int style)

Source Link

Document

Constructs a new instance of this class given its parent and a style value describing its behavior and appearance.

Usage

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

public void addConfiguration(TrendChartConfigData config) {
    assert (config != null);

    LinkedList<Combo> combos = new LinkedList<Combo>();

    // Title Row:
    Label lblGrpTitle = new Label(optionComposite, SWT.NONE);
    lblGrpTitle.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 2, 1));

    Helper.setLabelStyle(lblGrpTitle, SWT.BOLD);
    lblGrpTitle.setText(config.getName());

    Composite topOptions = new Composite(optionComposite, SWT.NONE);
    topOptions.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1));
    topOptions.setLayout(new GridLayout(config.getDropDowns().size(), true));

    for (DropDownData dropData : config.getDropDowns()) {
        Combo comboDropDown = new Combo(topOptions, SWT.DROP_DOWN | SWT.BORDER | SWT.READ_ONLY);
        comboDropDown.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, true, false, 1, 1));
        comboDropDown.setData(dropData);
        combos.add(comboDropDown);/*from w  w  w.  j a  v  a  2  s .  c o  m*/

        for (DropDownData.Pair data : dropData.getData()) {
            comboDropDown.add(data.name);
        }

        comboDropDown.select(0);

        comboDropDown.addSelectionListener(this.comboListener);
    }

    // Separator:
    Helper.separator(optionComposite, 3);

    // Left Option Labels:
    new Label(optionComposite, SWT.NONE);

    Composite leftOptions = new Composite(optionComposite, SWT.NONE);
    leftOptions.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1));

    leftOptions.setLayout(new GridLayout(1, true));
    for (OptionListConfigData.Pair pair : config.getOptionList().getData()) {
        Label lblOpt = new Label(leftOptions, SWT.NONE);
        lblOpt.setText(pair.name);
    }

    // Check Boxes:
    Composite selectionComposite = new Composite(optionComposite, SWT.NONE);
    selectionComposite.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1));
    selectionComposite.setLayout(new GridLayout(combos.size(), true));

    OptionListConfig leftConfig = config.getOptionList().getConfig();
    int x = 0;

    for (Combo combo : combos) {
        TrendChartPlotConfig topConfig = (TrendChartPlotConfig) config.getDropDowns().get(x).getConfig();

        for (OptionListConfigData.Pair pair : config.getOptionList().getData()) {
            Button button = new Button(selectionComposite, SWT.CHECK);
            button.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, true, false, 1, 1));
            button.setData(new ChartIdentifier(topConfig, combo, leftConfig, pair.id, boxWeight++));
            button.addSelectionListener(boxListener);
        }

        x++;
    }

    // Scrolling area size update:
    scrolledComposite.setMinSize(optionComposite.computeSize(SWT.DEFAULT, SWT.DEFAULT));
}

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

public void addConfiguration(TrendChartConfigData config, List<String> flags) {
    assert (config != null);

    ArrayList<Combo> combos = new ArrayList<Combo>();

    // Title Row:
    Label lblGrpTitle = new Label(optionComposite, SWT.NONE);
    lblGrpTitle.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 2, 1));

    Helper.setLabelStyle(lblGrpTitle, SWT.BOLD);
    lblGrpTitle.setText(config.getName());

    Composite topOptions = new Composite(optionComposite, SWT.NONE);
    topOptions.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1));
    topOptions.setLayout(new GridLayout(config.getDropDowns().size(), true));

    for (DropDownData dropData : config.getDropDowns()) {
        if (dropData.getConfig().show(flags)) {
            Combo comboDropDown = new Combo(topOptions, SWT.DROP_DOWN | SWT.BORDER | SWT.READ_ONLY);
            comboDropDown.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, true, false, 1, 1));
            comboDropDown.setData(dropData);
            combos.add(comboDropDown);//ww  w  .ja  va2s . c om

            for (DropDownData.Pair data : dropData.getData()) {
                comboDropDown.add(data.name);
            }

            comboDropDown.select(0);

            comboDropDown.addSelectionListener(this.comboListener);
        }
    }

    // Separator:
    Helper.separator(optionComposite, 3);

    // Left Option Labels:
    new Label(optionComposite, SWT.NONE);

    Composite leftOptions = new Composite(optionComposite, SWT.NONE);
    leftOptions.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1));

    leftOptions.setLayout(new GridLayout(1, true));
    for (OptionListConfigData.Pair pair : config.getOptionList().getData()) {
        Label lblOpt = new Label(leftOptions, SWT.NONE);
        lblOpt.setText(pair.name);
    }

    // Check Boxes:
    Composite selectionComposite = new Composite(optionComposite, SWT.NONE);
    selectionComposite.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1));
    selectionComposite.setLayout(new GridLayout(combos.size(), true));

    OptionListConfig leftConfig = config.getOptionList().getConfig();

    for (OptionListConfigData.Pair pair : config.getOptionList().getData()) {
        int x = 0;
        for (Combo combo : combos) {
            TrendChartPlotConfig topConfig = (TrendChartPlotConfig) config.getDropDowns().get(x).getConfig();

            Button button = new Button(selectionComposite, SWT.CHECK);
            button.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, true, false, 1, 1));
            button.setData(new ChartIdentifier(topConfig, combo, leftConfig, pair.id, boxWeight++));
            button.addSelectionListener(boxListener);
            x++;
        }
    }

    // Scrolling area size update:
    scrolledComposite.setMinSize(optionComposite.computeSize(SWT.DEFAULT, SWT.DEFAULT));
}

From source file:widgetTest3.java

/** * StackLayout ** */

public static void createStackLayout(Composite composite) {
    //       Neues Composite erzeugen
    final Composite stackComposite = new Composite(composite, SWT.NULL);
    final StackLayout stackLayout = new StackLayout();
    //       Text-Buttons erzeugen
    final Button buttonA = new Button(stackComposite, SWT.PUSH);
    buttonA.setText("Taste A");
    final Button buttonB = new Button(stackComposite, SWT.PUSH);
    buttonB.setText("Taste B");
    //       Auf Klickereignisse reagieren
    buttonA.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            stackLayout.topControl = buttonB;
            //       Neues Layout erzwingen
            stackComposite.layout();/*from w ww. j  a  v a 2  s . c  o m*/
            //       Fokus auf sichtbare Taste setzen
            buttonB.setFocus();
        }
    });
    buttonB.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            stackLayout.topControl = buttonA;
            //       Neues Layout erzwingen
            stackComposite.layout();
            //       Fokus auf sichtbare Taste setzen
            buttonA.setFocus();
        }
    });
    //       Layout initialisieren
    stackLayout.topControl = buttonA;
    stackLayout.marginWidth = 10;
    stackLayout.marginHeight = 5;
    //       Layout setzen
    stackComposite.setLayout(stackLayout);
}

From source file:ClipboardExample.java

void createFileTransfer(Composite copyParent, Composite pasteParent) {
    // File Transfer
    Label l = new Label(copyParent, SWT.NONE);
    l.setText("FileTransfer:"); //$NON-NLS-1$

    Composite c = new Composite(copyParent, SWT.NONE);
    c.setLayout(new GridLayout(2, false));
    GridData data = new GridData(GridData.FILL_HORIZONTAL);
    c.setLayoutData(data);/*ww  w.  j  av a2  s. c  o  m*/

    copyFileTable = new Table(c, SWT.MULTI | SWT.BORDER);
    data = new GridData(GridData.FILL_HORIZONTAL);
    data.heightHint = data.widthHint = SIZE;
    data.horizontalSpan = 2;
    copyFileTable.setLayoutData(data);

    Button b = new Button(c, SWT.PUSH);
    b.setText("Select file(s)");
    b.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            FileDialog dialog = new FileDialog(shell, SWT.OPEN | SWT.MULTI);
            String result = dialog.open();
            if (result != null && result.length() > 0) {
                // copyFileTable.removeAll();
                String separator = System.getProperty("file.separator");
                String path = dialog.getFilterPath();
                String[] names = dialog.getFileNames();
                for (int i = 0; i < names.length; i++) {
                    TableItem item = new TableItem(copyFileTable, SWT.NONE);
                    item.setText(path + separator + names[i]);
                }
            }
        }
    });
    b = new Button(c, SWT.PUSH);
    b.setText("Select directory");
    b.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            DirectoryDialog dialog = new DirectoryDialog(shell, SWT.OPEN);
            String result = dialog.open();
            if (result != null && result.length() > 0) {
                // copyFileTable.removeAll();
                TableItem item = new TableItem(copyFileTable, SWT.NONE);
                item.setText(result);
            }
        }
    });

    b = new Button(copyParent, SWT.PUSH);
    b.setText("Copy");
    b.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            TableItem[] items = copyFileTable.getItems();
            if (items.length > 0) {
                status.setText("");
                String[] data = new String[items.length];
                for (int i = 0; i < data.length; i++) {
                    data[i] = items[i].getText();
                }
                clipboard.setContents(new Object[] { data }, new Transfer[] { FileTransfer.getInstance() });
            } else {
                status.setText("nothing to copy");
            }
        }
    });

    l = new Label(pasteParent, SWT.NONE);
    l.setText("FileTransfer:"); //$NON-NLS-1$
    pasteFileTable = new Table(pasteParent, SWT.MULTI | SWT.BORDER);
    data = new GridData(GridData.FILL_HORIZONTAL);
    data.heightHint = data.widthHint = SIZE;
    pasteFileTable.setLayoutData(data);
    b = new Button(pasteParent, SWT.PUSH);
    b.setText("Paste");
    b.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            String[] data = (String[]) clipboard.getContents(FileTransfer.getInstance());
            if (data != null && data.length > 0) {
                status.setText("");
                pasteFileTable.removeAll();
                for (int i = 0; i < data.length; i++) {
                    TableItem item = new TableItem(pasteFileTable, SWT.NONE);
                    item.setText(data[i]);
                }
            } else {
                status.setText("nothing to paste");
            }
        }
    });
}

From source file:org.emftrace.quarc.ui.views.RatioView.java

/**
 * Show a PieChart for the priorities of the goals
 * @param builder a SelectedGoalsGraphBuilder
 *//* w w  w . j ava  2 s .  c  o  m*/
protected void showChart(SelectedGoalsGraphBuilder builder) {
    if ((!parentComposite.isDisposed() && (composite == null || composite.isDisposed()))) {
        composite = new Composite(parentComposite, SWT.NONE);
        composite.setLayout(new FillLayout());
        final PieDataset dataset = createDataset(builder);
        JFreeChart chart = createChart(dataset);
        ChartComposite chartComposite = new ChartComposite(composite, SWT.NONE, chart, true);
        chartComposite.setVisible(true);

        composite.layout();
        parentComposite.layout();
    }

}

From source file:GraphicsExample.java

void createToolBar(final Composite parent) {
    final Display display = parent.getDisplay();

    toolBar = new ToolBar(parent, SWT.FLAT);
    Listener toolBarListener = new Listener() {
        public void handleEvent(Event event) {
            switch (event.type) {
            case SWT.Selection: {
                if (event.widget == playItem) {
                    animate = true;//from   w  w w .j a v a  2s  . co m
                    playItem.setEnabled(!animate);
                    pauseItem.setEnabled(animate);
                } else if (event.widget == pauseItem) {
                    animate = false;
                    playItem.setEnabled(!animate);
                    pauseItem.setEnabled(animate);
                } else if (event.widget == backItem) {
                    final ToolItem toolItem = (ToolItem) event.widget;
                    final ToolBar toolBar = toolItem.getParent();
                    Rectangle toolItemBounds = toolItem.getBounds();
                    Point point = toolBar.toDisplay(new Point(toolItemBounds.x, toolItemBounds.y));
                    backMenu.setLocation(point.x, point.y + toolItemBounds.height);
                    backMenu.setVisible(true);
                }
            }
                break;
            }
        }
    };

    playItem = new ToolItem(toolBar, SWT.PUSH);
    playItem.setText(getResourceString("Play")); //$NON-NLS-1$
    playItem.setImage(loadImage(display, "play.gif")); //$NON-NLS-1$
    playItem.addListener(SWT.Selection, toolBarListener);

    pauseItem = new ToolItem(toolBar, SWT.PUSH);
    pauseItem.setText(getResourceString("Pause")); //$NON-NLS-1$
    pauseItem.setImage(loadImage(display, "pause.gif")); //$NON-NLS-1$
    pauseItem.addListener(SWT.Selection, toolBarListener);

    backItem = new ToolItem(toolBar, SWT.PUSH);
    backItem.setText(getResourceString("Background")); //$NON-NLS-1$
    backItem.addListener(SWT.Selection, toolBarListener);
    String[] names = new String[] { getResourceString("White"), //$NON-NLS-1$
            getResourceString("Black"), //$NON-NLS-1$
            getResourceString("Red"), //$NON-NLS-1$
            getResourceString("Green"), //$NON-NLS-1$
            getResourceString("Blue"), //$NON-NLS-1$
            getResourceString("CustomColor"), //$NON-NLS-1$
    };
    Color[] colors = new Color[] { display.getSystemColor(SWT.COLOR_WHITE),
            display.getSystemColor(SWT.COLOR_BLACK), display.getSystemColor(SWT.COLOR_RED),
            display.getSystemColor(SWT.COLOR_GREEN), display.getSystemColor(SWT.COLOR_BLUE), null, };
    backMenu = new Menu(parent);
    Listener listener = new Listener() {
        public void handleEvent(Event event) {
            MenuItem item = (MenuItem) event.widget;
            if (customMI == item) {
                ColorDialog dialog = new ColorDialog(parent.getShell());
                RGB rgb = dialog.open();
                if (rgb == null)
                    return;
                if (customColor != null)
                    customColor.dispose();
                customColor = new Color(display, rgb);
                if (customImage != null)
                    customImage.dispose();
                customImage = createImage(display, customColor);
                item.setData(new Object[] { customColor, customImage });
                item.setImage(customImage);
            }
            tabBackground = (Object[]) item.getData();
            backItem.setImage((Image) tabBackground[1]);
            canvas.redraw();
        }
    };
    for (int i = 0; i < names.length; i++) {
        MenuItem item = new MenuItem(backMenu, SWT.NONE);
        item.setText(names[i]);
        item.addListener(SWT.Selection, listener);
        Image image = null;
        if (colors[i] != null) {
            image = createImage(display, colors[i]);
            images.addElement(image);
            item.setImage(image);
        } else {
            // custom menu item
            customMI = item;
        }
        item.setData(new Object[] { colors[i], image });
        if (tabBackground == null) {
            tabBackground = (Object[]) item.getData();
            backItem.setImage((Image) tabBackground[1]);
        }
    }

    dbItem = new ToolItem(toolBar, SWT.CHECK);
    dbItem.setText(getResourceString("DoubleBuffer")); //$NON-NLS-1$
    dbItem.setImage(loadImage(display, "db.gif")); //$NON-NLS-1$

    ToolItem separator = new ToolItem(toolBar, SWT.SEPARATOR);
    Composite comp = new Composite(toolBar, SWT.NONE);
    GridData data;
    GridLayout layout = new GridLayout(1, false);
    layout.verticalSpacing = 0;
    layout.marginWidth = layout.marginHeight = 3;
    comp.setLayout(layout);
    timerSpinner = new Spinner(comp, SWT.BORDER | SWT.WRAP);
    data = new GridData(SWT.CENTER, SWT.CENTER, false, false);
    timerSpinner.setLayoutData(data);
    Label label = new Label(comp, SWT.NONE);
    label.setText(getResourceString("Animation")); //$NON-NLS-1$
    data = new GridData(SWT.CENTER, SWT.CENTER, false, false);
    label.setLayoutData(data);
    timerSpinner.setMaximum(1000);
    timerSpinner.setSelection(TIMER);
    timerSpinner.setSelection(TIMER);
    separator.setControl(comp);
    separator.setWidth(comp.computeSize(SWT.DEFAULT, SWT.DEFAULT).x);
}

From source file:fr.inria.soctrace.framesoc.ui.histogram.view.HistogramView.java

@Override
public void createFramesocPartControl(Composite parent) {

    statusLineManager = getViewSite().getActionBars().getStatusLineManager();

    // parent layout
    GridLayout gl_parent = new GridLayout(1, false);
    gl_parent.verticalSpacing = 2;/*  w w w .  j a va2 s.c o m*/
    gl_parent.marginWidth = 0;
    gl_parent.horizontalSpacing = 0;
    gl_parent.marginHeight = 0;
    parent.setLayout(gl_parent);

    // Sash
    SashForm sashForm = new SashForm(parent, SWT.NONE);
    sashForm.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));

    // Chart Composite
    compositeChart = new Composite(sashForm, SWT.BORDER);
    FillLayout fl_compositeChart = new FillLayout(SWT.HORIZONTAL);
    compositeChart.setLayout(fl_compositeChart);
    compositeChart.addControlListener(new ControlAdapter() {
        @Override
        public void controlResized(ControlEvent e) {
            int width = Math.max(compositeChart.getSize().x - 40, 1);
            numberOfTicks = Math.max(width / TIMESTAMP_MAX_SIZE, 1);
            refresh(false, false, true);
        }
    });

    // Configuration Composite
    compositeConf = new Composite(sashForm, SWT.NONE);
    GridLayout gl_compositeConf = new GridLayout(1, false);
    gl_compositeConf.marginHeight = 1;
    gl_compositeConf.verticalSpacing = 0;
    gl_compositeConf.marginWidth = 0;
    compositeConf.setLayout(gl_compositeConf);
    compositeConf.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));

    // Tab folder
    TabFolder tabFolder = new TabFolder(compositeConf, SWT.NONE);
    tabFolder.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));

    PatternFilter filter = new TreePatternFilter();
    TreeContentProvider contentProvider = new TreeContentProvider();
    ViewerComparator treeComparator = new ViewerComparator();
    SelectionChangedListener selectionChangeListener = new SelectionChangedListener();
    CheckStateListener checkStateListener = new CheckStateListener();

    SquareIconLabelProvider p = null;

    // Tab item types
    TabItem tbtmEventTypes = new TabItem(tabFolder, SWT.NONE);
    tbtmEventTypes.setData(ConfigurationDimension.TYPE);
    tbtmEventTypes.setText(ConfigurationDimension.TYPE.getName());
    filter.setIncludeLeadingWildcard(true);
    FilteredCheckboxTree typeTree = new FilteredCheckboxTree(tabFolder, SWT.BORDER, filter, true);
    configurationMap.get(ConfigurationDimension.TYPE).tree = typeTree;
    typeTree.getViewer().setContentProvider(contentProvider);
    p = new EventTypeTreeLabelProvider();
    labelProviders.add(p);
    typeTree.getViewer().setLabelProvider(p);
    typeTree.getViewer().setComparator(treeComparator);
    typeTree.addCheckStateListener(checkStateListener);
    typeTree.getViewer().addSelectionChangedListener(selectionChangeListener);
    tbtmEventTypes.setControl(typeTree);

    // Tab item producers
    TabItem tbtmEventProducers = new TabItem(tabFolder, SWT.NONE);
    tbtmEventProducers.setData(ConfigurationDimension.PRODUCERS);
    tbtmEventProducers.setText(ConfigurationDimension.PRODUCERS.getName());
    FilteredCheckboxTree prodTree = new FilteredCheckboxTree(tabFolder, SWT.BORDER, filter, true);
    configurationMap.get(ConfigurationDimension.PRODUCERS).tree = prodTree;
    prodTree.getViewer().setContentProvider(contentProvider);
    p = new EventProducerTreeLabelProvider();
    labelProviders.add(p);
    prodTree.getViewer().setLabelProvider(p);
    prodTree.getViewer().setComparator(treeComparator);
    prodTree.addCheckStateListener(checkStateListener);
    prodTree.getViewer().addSelectionChangedListener(selectionChangeListener);
    tbtmEventProducers.setControl(prodTree);

    // sash weights
    sashForm.setWeights(new int[] { 80, 20 });
    // tab switch
    tabFolder.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            currentDimension = (ConfigurationDimension) event.item.getData();
            enableTreeButtons();
            enableSubTreeButtons();
        }
    });

    // Buttons
    Composite compositeBtn = new Composite(compositeConf, SWT.BORDER);
    GridLayout gl_compositeBtn = new GridLayout(10, false);
    gl_compositeBtn.marginWidth = 1;
    gl_compositeBtn.horizontalSpacing = 1;
    compositeBtn.setLayout(gl_compositeBtn);
    compositeBtn.setLayoutData(new GridData(SWT.FILL, SWT.BOTTOM, true, false, 1, 1));

    btnCheckall = new Button(compositeBtn, SWT.NONE);
    btnCheckall.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, true, false, 1, 1));
    btnCheckall.setToolTipText("Check all");
    btnCheckall.setImage(ResourceManager.getPluginImage(Activator.PLUGIN_ID, "icons/check_all.png"));
    btnCheckall.setEnabled(false);
    btnCheckall.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            if (configurationMap.get(currentDimension).roots != null) {
                FilteredCheckboxTree tree = configurationMap.get(currentDimension).tree;
                TreeContentProvider provider = (TreeContentProvider) tree.getViewer().getContentProvider();
                Object[] roots = provider.getElements(tree.getViewer().getInput());
                for (Object root : roots) {
                    checkElementAndSubtree(root);
                }
                selectionChanged();
            }
        }
    });

    btnUncheckall = new Button(compositeBtn, SWT.NONE);
    btnUncheckall.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, false, false, 1, 1));
    btnUncheckall.setToolTipText("Uncheck all");
    btnUncheckall.setImage(ResourceManager.getPluginImage(Activator.PLUGIN_ID, "icons/uncheck_all.png"));
    btnUncheckall.setEnabled(false);
    btnUncheckall.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            configurationMap.get(currentDimension).tree.setCheckedElements(EMPTY_ARRAY);
            selectionChanged();
        }
    });

    Label separator = new Label(compositeBtn, SWT.SEPARATOR | SWT.VERTICAL);
    GridData gd_separator = new GridData(SWT.CENTER, SWT.CENTER, false, false, 1, 1);
    gd_separator.horizontalIndent = 2;
    gd_separator.widthHint = 5;
    gd_separator.heightHint = 20;
    separator.setLayoutData(gd_separator);

    btnCheckSubtree = new Button(compositeBtn, SWT.NONE);
    btnCheckSubtree.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, false, false, 1, 1));
    btnCheckSubtree.setToolTipText("Check subtree");
    btnCheckSubtree.setImage(ResourceManager.getPluginImage(Activator.PLUGIN_ID, "icons/check_subtree.png"));
    btnCheckSubtree.setEnabled(false);
    btnCheckSubtree.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            if (configurationMap.get(currentDimension).roots != null) {
                ITreeNode node = getCurrentSelection(configurationMap.get(currentDimension).tree);
                if (node == null)
                    return;
                checkElementAndSubtree(node);
                selectionChanged();
            }
        }
    });

    btnUncheckSubtree = new Button(compositeBtn, SWT.NONE);
    btnUncheckSubtree.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, false, false, 1, 1));
    btnUncheckSubtree.setToolTipText("Uncheck subtree");
    btnUncheckSubtree
            .setImage(ResourceManager.getPluginImage(Activator.PLUGIN_ID, "icons/uncheck_subtree.png"));
    btnUncheckSubtree.setEnabled(false);
    btnUncheckSubtree.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            if (configurationMap.get(currentDimension).roots != null) {
                ITreeNode node = getCurrentSelection(configurationMap.get(currentDimension).tree);
                if (node == null)
                    return;
                uncheckElement(node);
                uncheckAncestors(node);
                selectionChanged();
            }
        }
    });

    // Time management bar
    Composite timeComposite = new Composite(parent, SWT.BORDER);
    timeComposite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false, 1, 1));
    GridLayout gl_timeComposite = new GridLayout(1, false);
    gl_timeComposite.horizontalSpacing = 0;
    timeComposite.setLayout(gl_timeComposite);
    // time manager
    timeBar = new TimeBar(timeComposite, SWT.NONE, true, true);
    timeBar.setEnabled(false);
    IStatusLineManager statusLineManager = getViewSite().getActionBars().getStatusLineManager();
    timeBar.setStatusLineManager(statusLineManager);
    timeBar.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            TimeInterval barInterval = timeBar.getSelection();
            if (marker == null) {
                addNewMarker(barInterval.startTimestamp, barInterval.endTimestamp);
            } else {
                marker.setStartValue(barInterval.startTimestamp);
                marker.setEndValue(barInterval.endTimestamp);
            }
            selectedTs0 = barInterval.startTimestamp;
            selectedTs1 = barInterval.endTimestamp;
            timeChanged = !barInterval.equals(loadedInterval);
        }
    });
    // button to synch the timebar, producers and type with the current loaded data
    timeBar.getSynchButton().setToolTipText("Reset Timebar, Types and Producers");
    timeBar.getSynchButton().addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            if (loadedInterval != null) {
                timeBar.setSelection(loadedInterval);
                if (marker != null && plot != null) {
                    plot.removeDomainMarker(marker);
                    marker = null;
                }
            }
            for (ConfigurationData data : configurationMap.values()) {
                data.tree.setCheckedElements(data.checked);
            }
            timeChanged = false;
            enableTreeButtons();
            enableSubTreeButtons();
        }
    });
    // load button
    timeBar.getLoadButton().addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            if (timeChanged || configurationChanged) {
                loadHistogram(currentShownTrace, timeBar.getSelection());
            }
        }
    });

    // build toolbar
    IActionBars actionBars = getViewSite().getActionBars();
    IToolBarManager toolBar = actionBars.getToolBarManager();
    TableTraceIntervalAction.add(toolBar, createTableAction());
    GanttTraceIntervalAction.add(toolBar, createGanttAction());
    PieTraceIntervalAction.add(toolBar, createPieAction());
    enableActions(false);
}

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

/** Initialize the SnippetExplorer controls.
 *
 * @param shell parent shell/*from www . ja  v a2  s . c o m*/
 */
private void createControls(Shell shell) {
    shell.setLayout(new FormLayout());

    if (listUpdater == null) {
        listUpdater = new ListUpdater();
        listUpdater.start();
    }

    final Composite leftContainer = new Composite(shell, SWT.NONE);
    leftContainer.setLayout(new GridLayout());

    final Sash splitter = new Sash(shell, SWT.BORDER | SWT.VERTICAL);
    final int splitterWidth = 3;
    splitter.addListener(SWT.Selection, e -> splitter.setBounds(e.x, e.y, e.width, e.height));

    final Composite rightContainer = new Composite(shell, SWT.NONE);
    rightContainer.setLayout(new GridLayout());

    FormData formData = new FormData();
    formData.left = new FormAttachment(0, 0);
    formData.right = new FormAttachment(splitter, 0);
    formData.top = new FormAttachment(0, 0);
    formData.bottom = new FormAttachment(100, 0);
    leftContainer.setLayoutData(formData);

    formData = new FormData();
    formData.left = new FormAttachment(50, 0);
    formData.right = new FormAttachment(50, splitterWidth);
    formData.top = new FormAttachment(0, 0);
    formData.bottom = new FormAttachment(100, 0);
    splitter.setLayoutData(formData);
    splitter.addListener(SWT.Selection, event -> {
        final FormData splitterFormData = (FormData) splitter.getLayoutData();
        splitterFormData.left = new FormAttachment(0, event.x);
        splitterFormData.right = new FormAttachment(0, event.x + splitterWidth);
        shell.layout();
    });

    formData = new FormData();
    formData.left = new FormAttachment(splitter, 0);
    formData.right = new FormAttachment(100, 0);
    formData.top = new FormAttachment(0, 0);
    formData.bottom = new FormAttachment(100, 0);
    rightContainer.setLayoutData(formData);

    filterField = new Text(leftContainer,
            SWT.SINGLE | SWT.BORDER | SWT.SEARCH | SWT.ICON_SEARCH | SWT.ICON_CANCEL);
    filterField.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true, false));
    filterField.setMessage(FILTER_HINT);
    filterField.addListener(SWT.Modify, event -> {
        listUpdater.updateInMs(FILTER_DELAY_MS);
    });
    snippetTable = new Table(leftContainer, SWT.MULTI | SWT.BORDER | SWT.FULL_SELECTION);
    snippetTable.setLinesVisible(true);
    snippetTable.setHeaderVisible(true);
    final GridData data = new GridData(SWT.FILL, SWT.FILL, true, true);
    data.heightHint = 500;
    snippetTable.setLayoutData(data);
    snippetTable.addListener(SWT.MouseDoubleClick, event -> {
        final Point clickPoint = new Point(event.x, event.y);
        launchSnippet(snippetTable.getItem(clickPoint));
    });
    snippetTable.addListener(SWT.KeyUp, event -> {
        if (event.keyCode == '\r' || event.keyCode == '\n') {
            launchSnippet(snippetTable.getSelection());
        }
    });

    final Composite buttonRow = new Composite(leftContainer, SWT.NONE);
    buttonRow.setLayout(new GridLayout(3, false));
    buttonRow.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true, false));

    startSelectedButton = new Button(buttonRow, SWT.LEAD);
    startSelectedButton.setText("  Start &selected Snippets");
    snippetTable.addListener(SWT.Selection, event -> {
        startSelectedButton.setEnabled(snippetTable.getSelectionCount() > 0);
        updateInfoTab(snippetTable.getSelection());
    });
    startSelectedButton.setEnabled(snippetTable.getSelectionCount() > 0);
    startSelectedButton.addListener(SWT.Selection, event -> {
        launchSnippet(snippetTable.getSelection());
    });

    final Label runnerLabel = new Label(buttonRow, SWT.NONE);
    runnerLabel.setText("Snippet Runner:");
    runnerLabel.setLayoutData(new GridData(SWT.TRAIL, SWT.CENTER, true, false));

    runnerCombo = new Combo(buttonRow, SWT.TRAIL | SWT.DROP_DOWN | SWT.READ_ONLY);
    runnerMapping.clear();
    if (multiDisplaySupport) {
        runnerCombo.add("Thread");
        runnerMapping.add(THREAD_RUNNER);
    }
    if (javaCommand != null) {
        runnerCombo.add("Process");
        runnerMapping.add(PROCESS_RUNNER);
    }
    runnerCombo.add("Serial");
    runnerMapping.add(null);
    runnerCombo.setData(runnerMapping);
    runnerCombo.addListener(SWT.Modify, event -> {
        if (runnerMapping.size() > runnerCombo.getSelectionIndex()) {
            snippetRunner = runnerMapping.get(runnerCombo.getSelectionIndex());
        } else {
            System.err.println("Unknown runner index " + runnerCombo.getSelectionIndex());
        }
    });
    runnerCombo.select(0);

    infoTabs = new TabFolder(rightContainer, SWT.TOP);
    infoTabs.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));

    descriptionView = new StyledText(infoTabs, SWT.MULTI | SWT.WRAP | SWT.READ_ONLY | SWT.V_SCROLL);

    sourceView = new StyledText(infoTabs, SWT.MULTI | SWT.READ_ONLY | SWT.V_SCROLL | SWT.H_SCROLL);
    setMonospaceFont(sourceView);

    final ScrolledComposite previewContainer = new ScrolledComposite(infoTabs, SWT.V_SCROLL | SWT.H_SCROLL);
    previewImageLabel = new Label(previewContainer, SWT.NONE);
    previewContainer.setContent(previewImageLabel);

    final TabItem descriptionTab = new TabItem(infoTabs, SWT.NONE);
    descriptionTab.setText("Description");
    descriptionTab.setControl(descriptionView);
    final TabItem sourceTab = new TabItem(infoTabs, SWT.NONE);
    sourceTab.setText("Source");
    sourceTab.setControl(sourceView);
    final TabItem previewTab = new TabItem(infoTabs, SWT.NONE);
    previewTab.setText("Preview");
    previewTab.setControl(previewContainer);

    updateInfoTab(null, true);
    updateInfoTab(snippetTable.getSelection());
}

From source file:com.android.ddmuilib.HeapPanel.java

/**
 * Create our control(s).//from  w  w  w.ja va  2 s . c  o m
 */
@Override
protected Control createControl(Composite parent) {
    mDisplay = parent.getDisplay();

    GridLayout gl;

    mTop = new Composite(parent, SWT.NONE);
    mTop.setLayout(new GridLayout(1, false));
    mTop.setLayoutData(new GridData(GridData.FILL_BOTH));

    mUpdateStatus = new Label(mTop, SWT.NONE);
    setUpdateStatus(NOT_SELECTED);

    Composite summarySection = new Composite(mTop, SWT.NONE);
    summarySection.setLayout(gl = new GridLayout(2, false));
    gl.marginHeight = gl.marginWidth = 0;

    mHeapSummary = createSummaryTable(summarySection);
    mGcButton = new Button(summarySection, SWT.PUSH);
    mGcButton.setText("Cause GC");
    mGcButton.setEnabled(false);
    mGcButton.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            Client client = getCurrentClient();
            if (client != null) {
                client.executeGarbageCollector();
            }
        }
    });

    Composite comboSection = new Composite(mTop, SWT.NONE);
    gl = new GridLayout(2, false);
    gl.marginHeight = gl.marginWidth = 0;
    comboSection.setLayout(gl);

    Label displayLabel = new Label(comboSection, SWT.NONE);
    displayLabel.setText("Display: ");

    mDisplayMode = new Combo(comboSection, SWT.READ_ONLY);
    mDisplayMode.setEnabled(false);
    mDisplayMode.add("Stats");
    if (DISPLAY_HEAP_BITMAP) {
        mDisplayMode.add("Linear");
        if (DISPLAY_HILBERT_BITMAP) {
            mDisplayMode.add("Hilbert");
        }
    }

    // the base of the displays.
    mDisplayBase = new Composite(mTop, SWT.NONE);
    mDisplayBase.setLayoutData(new GridData(GridData.FILL_BOTH));
    mDisplayStack = new StackLayout();
    mDisplayBase.setLayout(mDisplayStack);

    // create the statistics display
    mStatisticsBase = new Composite(mDisplayBase, SWT.NONE);
    //mStatisticsBase.setLayoutData(new GridData(GridData.FILL_BOTH));
    mStatisticsBase.setLayout(gl = new GridLayout(1, false));
    gl.marginHeight = gl.marginWidth = 0;
    mDisplayStack.topControl = mStatisticsBase;

    mStatisticsTable = createDetailedTable(mStatisticsBase);
    mStatisticsTable.setLayoutData(new GridData(GridData.FILL_BOTH));

    createChart();

    //create the linear composite
    mLinearBase = new Composite(mDisplayBase, SWT.NONE);
    //mLinearBase.setLayoutData(new GridData());
    gl = new GridLayout(1, false);
    gl.marginHeight = gl.marginWidth = 0;
    mLinearBase.setLayout(gl);

    {
        mLinearHeapImage = new Label(mLinearBase, SWT.NONE);
        mLinearHeapImage.setLayoutData(new GridData());
        mLinearHeapImage.setImage(ImageLoader.createPlaceHolderArt(mDisplay, PLACEHOLDER_LINEAR_H_SIZE,
                PLACEHOLDER_LINEAR_V_SIZE, mDisplay.getSystemColor(SWT.COLOR_BLUE)));

        // create a composite to contain the bottom part (legend)
        Composite bottomSection = new Composite(mLinearBase, SWT.NONE);
        gl = new GridLayout(1, false);
        gl.marginHeight = gl.marginWidth = 0;
        bottomSection.setLayout(gl);

        createLegend(bottomSection);
    }

    /*
            mScrolledComposite = new ScrolledComposite(mTop, SWT.H_SCROLL | SWT.V_SCROLL);
            mScrolledComposite.setLayoutData(new GridData(GridData.FILL_BOTH));
            mScrolledComposite.setExpandHorizontal(true);
            mScrolledComposite.setExpandVertical(true);
            mScrolledComposite.setContent(mDisplayBase);
    */

    // create the hilbert display.
    mHilbertBase = new Composite(mDisplayBase, SWT.NONE);
    //mHilbertBase.setLayoutData(new GridData());
    gl = new GridLayout(2, false);
    gl.marginHeight = gl.marginWidth = 0;
    mHilbertBase.setLayout(gl);

    if (DISPLAY_HILBERT_BITMAP) {
        mHilbertHeapImage = new Label(mHilbertBase, SWT.NONE);
        mHilbertHeapImage.setLayoutData(new GridData());
        mHilbertHeapImage.setImage(ImageLoader.createPlaceHolderArt(mDisplay, PLACEHOLDER_HILBERT_SIZE,
                PLACEHOLDER_HILBERT_SIZE, mDisplay.getSystemColor(SWT.COLOR_BLUE)));

        // create a composite to contain the right part (legend + zoom)
        Composite rightSection = new Composite(mHilbertBase, SWT.NONE);
        gl = new GridLayout(1, false);
        gl.marginHeight = gl.marginWidth = 0;
        rightSection.setLayout(gl);

        Composite zoomComposite = new Composite(rightSection, SWT.NONE);
        gl = new GridLayout(2, false);
        zoomComposite.setLayout(gl);

        Label l = new Label(zoomComposite, SWT.NONE);
        l.setText("Zoom:");
        mZoom = new Combo(zoomComposite, SWT.READ_ONLY);
        for (int z : ZOOMS) {
            mZoom.add(String.format("%1$d%%", z)); //$NON-NLS-1$
        }

        mZoom.select(0);
        mZoom.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                setLegendText(mZoom.getSelectionIndex());
                Client client = getCurrentClient();
                if (client != null) {
                    renderHeapData(client.getClientData(), 1, true);
                    mTop.pack();
                }
            }
        });

        createLegend(rightSection);
    }
    mHilbertBase.pack();

    mLayout = new Composite[] { mStatisticsBase, mLinearBase, mHilbertBase };
    mDisplayMode.select(0);
    mDisplayMode.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            int index = mDisplayMode.getSelectionIndex();
            Client client = getCurrentClient();

            if (client != null) {
                if (index == 0) {
                    fillDetailedTable(client, true /* forceRedraw */);
                } else {
                    renderHeapData(client.getClientData(), index - 1, true /* forceRedraw */);
                }
            }

            mDisplayStack.topControl = mLayout[index];
            //mScrolledComposite.setMinSize(mDisplayStack.topControl.computeSize(SWT.DEFAULT,
            //        SWT.DEFAULT));
            mDisplayBase.layout();
            //mScrolledComposite.redraw();
        }
    });

    //mScrolledComposite.setMinSize(mDisplayStack.topControl.computeSize(SWT.DEFAULT,
    //        SWT.DEFAULT));
    mDisplayBase.layout();
    //mScrolledComposite.redraw();

    return mTop;
}

From source file:ImageAnalyzer.java

void createWidgets() {
    // Add the widgets to the shell in a grid layout.
    GridLayout layout = new GridLayout();
    layout.marginHeight = 0;/* www. j  a v  a2s .c  o m*/
    layout.numColumns = 2;
    shell.setLayout(layout);

    // Separate the menu bar from the rest of the widgets.
    Label separator = new Label(shell, SWT.SEPARATOR | SWT.HORIZONTAL);
    GridData gridData = new GridData();
    gridData.horizontalSpan = 2;
    gridData.horizontalAlignment = GridData.FILL;
    separator.setLayoutData(gridData);

    // Add a composite to contain some control widgets across the top.
    Composite controls = new Composite(shell, SWT.NULL);
    RowLayout rowLayout = new RowLayout();
    rowLayout.marginTop = 0;
    rowLayout.marginBottom = 5;
    rowLayout.spacing = 8;
    controls.setLayout(rowLayout);
    gridData = new GridData();
    gridData.horizontalSpan = 2;
    controls.setLayoutData(gridData);

    // Combo to change the background.
    Group group = new Group(controls, SWT.NULL);
    group.setLayout(new RowLayout());
    group.setText("Background");
    backgroundCombo = new Combo(group, SWT.DROP_DOWN | SWT.READ_ONLY);
    backgroundCombo.setItems(new String[] { "None", "White", "Black", "Red", "Green", "Blue" });
    backgroundCombo.select(backgroundCombo.indexOf("White"));
    backgroundCombo.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            changeBackground();
        }
    });

    // Combo to change the x scale.
    String[] values = { "0.1", "0.2", "0.3", "0.4", "0.5", "0.6", "0.7", "0.8", "0.9", "1", "1.1", "1.2", "1.3",
            "1.4", "1.5", "1.6", "1.7", "1.8", "1.9", "2", "3", "4", "5", "6", "7", "8", "9", "10", };
    group = new Group(controls, SWT.NULL);
    group.setLayout(new RowLayout());
    group.setText("X_scale");
    scaleXCombo = new Combo(group, SWT.DROP_DOWN);
    for (int i = 0; i < values.length; i++) {
        scaleXCombo.add(values[i]);
    }
    scaleXCombo.select(scaleXCombo.indexOf("1"));
    scaleXCombo.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            scaleX();
        }
    });

    // Combo to change the y scale.
    group = new Group(controls, SWT.NULL);
    group.setLayout(new RowLayout());
    group.setText("Y_scale");
    scaleYCombo = new Combo(group, SWT.DROP_DOWN);
    for (int i = 0; i < values.length; i++) {
        scaleYCombo.add(values[i]);
    }
    scaleYCombo.select(scaleYCombo.indexOf("1"));
    scaleYCombo.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            scaleY();
        }
    });

    // Combo to change the alpha value.
    group = new Group(controls, SWT.NULL);
    group.setLayout(new RowLayout());
    group.setText("Alpha_K");
    alphaCombo = new Combo(group, SWT.DROP_DOWN | SWT.READ_ONLY);
    for (int i = 0; i <= 255; i += 5) {
        alphaCombo.add(String.valueOf(i));
    }
    alphaCombo.select(alphaCombo.indexOf("255"));
    alphaCombo.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            alpha();
        }
    });

    // Check box to request incremental display.
    group = new Group(controls, SWT.NULL);
    group.setLayout(new RowLayout());
    group.setText("Display");
    incrementalCheck = new Button(group, SWT.CHECK);
    incrementalCheck.setText("Incremental");
    incrementalCheck.setSelection(incremental);
    incrementalCheck.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            incremental = ((Button) event.widget).getSelection();
        }
    });

    // Check box to request transparent display.
    transparentCheck = new Button(group, SWT.CHECK);
    transparentCheck.setText("Transparent");
    transparentCheck.setSelection(transparent);
    transparentCheck.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            transparent = ((Button) event.widget).getSelection();
            if (image != null) {
                imageCanvas.redraw();
            }
        }
    });

    // Check box to request mask display.
    maskCheck = new Button(group, SWT.CHECK);
    maskCheck.setText("Mask");
    maskCheck.setSelection(showMask);
    maskCheck.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            showMask = ((Button) event.widget).getSelection();
            if (image != null) {
                imageCanvas.redraw();
            }
        }
    });

    // Check box to request background display.
    backgroundCheck = new Button(group, SWT.CHECK);
    backgroundCheck.setText("Background");
    backgroundCheck.setSelection(showBackground);
    backgroundCheck.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            showBackground = ((Button) event.widget).getSelection();
        }
    });

    // Group the animation buttons.
    group = new Group(controls, SWT.NULL);
    group.setLayout(new RowLayout());
    group.setText("Animation");

    // Push button to display the previous image in a multi-image file.
    previousButton = new Button(group, SWT.PUSH);
    previousButton.setText("Previous");
    previousButton.setEnabled(false);
    previousButton.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            previous();
        }
    });

    // Push button to display the next image in a multi-image file.
    nextButton = new Button(group, SWT.PUSH);
    nextButton.setText("Next");
    nextButton.setEnabled(false);
    nextButton.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            next();
        }
    });

    // Push button to toggle animation of a multi-image file.
    animateButton = new Button(group, SWT.PUSH);
    animateButton.setText("Animate");
    animateButton.setEnabled(false);
    animateButton.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            animate();
        }
    });

    // Label to show the image file type.
    typeLabel = new Label(shell, SWT.NULL);
    typeLabel.setText("Type_initial");
    typeLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Canvas to show the image.
    imageCanvas = new Canvas(shell, SWT.V_SCROLL | SWT.H_SCROLL | SWT.NO_REDRAW_RESIZE);
    imageCanvas.setBackground(whiteColor);
    imageCanvas.setCursor(crossCursor);
    gridData = new GridData();
    gridData.verticalSpan = 15;
    gridData.horizontalAlignment = GridData.FILL;
    gridData.verticalAlignment = GridData.FILL;
    gridData.grabExcessHorizontalSpace = true;
    gridData.grabExcessVerticalSpace = true;
    imageCanvas.setLayoutData(gridData);
    imageCanvas.addPaintListener(new PaintListener() {
        public void paintControl(PaintEvent event) {
            if (image != null)
                paintImage(event);
        }
    });
    imageCanvas.addMouseMoveListener(new MouseMoveListener() {
        public void mouseMove(MouseEvent event) {
            if (image != null) {
                showColorAt(event.x, event.y);
            }
        }
    });

    // Set up the image canvas scroll bars.
    ScrollBar horizontal = imageCanvas.getHorizontalBar();
    horizontal.setVisible(true);
    horizontal.setMinimum(0);
    horizontal.setEnabled(false);
    horizontal.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            scrollHorizontally((ScrollBar) event.widget);
        }
    });
    ScrollBar vertical = imageCanvas.getVerticalBar();
    vertical.setVisible(true);
    vertical.setMinimum(0);
    vertical.setEnabled(false);
    vertical.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            scrollVertically((ScrollBar) event.widget);
        }
    });

    // Label to show the image size.
    sizeLabel = new Label(shell, SWT.NULL);
    sizeLabel.setText("Size_initial");
    sizeLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the image depth.
    depthLabel = new Label(shell, SWT.NULL);
    depthLabel.setText("Depth_initial");
    depthLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the transparent pixel.
    transparentPixelLabel = new Label(shell, SWT.NULL);
    transparentPixelLabel.setText("Transparent_pixel_initial");
    transparentPixelLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the time to load.
    timeToLoadLabel = new Label(shell, SWT.NULL);
    timeToLoadLabel.setText("Time_to_load_initial");
    timeToLoadLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Separate the animation fields from the rest of the fields.
    separator = new Label(shell, SWT.SEPARATOR | SWT.HORIZONTAL);
    separator.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the logical screen size for animation.
    screenSizeLabel = new Label(shell, SWT.NULL);
    screenSizeLabel.setText("Animation_size_initial");
    screenSizeLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the background pixel.
    backgroundPixelLabel = new Label(shell, SWT.NULL);
    backgroundPixelLabel.setText("Background_pixel_initial");
    backgroundPixelLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the image location (x, y).
    locationLabel = new Label(shell, SWT.NULL);
    locationLabel.setText("Image_location_initial");
    locationLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the image disposal method.
    disposalMethodLabel = new Label(shell, SWT.NULL);
    disposalMethodLabel.setText("Disposal_initial");
    disposalMethodLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the image delay time.
    delayTimeLabel = new Label(shell, SWT.NULL);
    delayTimeLabel.setText("Delay_initial");
    delayTimeLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the background pixel.
    repeatCountLabel = new Label(shell, SWT.NULL);
    repeatCountLabel.setText("Repeats_initial");
    repeatCountLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Separate the animation fields from the palette.
    separator = new Label(shell, SWT.SEPARATOR | SWT.HORIZONTAL);
    separator.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show if the image has a direct or indexed palette.
    paletteLabel = new Label(shell, SWT.NULL);
    paletteLabel.setText("Palette_initial");
    paletteLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Canvas to show the image's palette.
    paletteCanvas = new Canvas(shell, SWT.BORDER | SWT.V_SCROLL | SWT.NO_REDRAW_RESIZE);
    paletteCanvas.setFont(fixedWidthFont);
    paletteCanvas.getVerticalBar().setVisible(true);
    gridData = new GridData();
    gridData.horizontalAlignment = GridData.FILL;
    gridData.verticalAlignment = GridData.FILL;
    GC gc = new GC(paletteLabel);
    paletteWidth = gc.stringExtent("Max_length_string").x;
    gc.dispose();
    gridData.widthHint = paletteWidth;
    gridData.heightHint = 16 * 11; // show at least 16 colors
    paletteCanvas.setLayoutData(gridData);
    paletteCanvas.addPaintListener(new PaintListener() {
        public void paintControl(PaintEvent event) {
            if (image != null)
                paintPalette(event);
        }
    });

    // Set up the palette canvas scroll bar.
    vertical = paletteCanvas.getVerticalBar();
    vertical.setVisible(true);
    vertical.setMinimum(0);
    vertical.setIncrement(10);
    vertical.setEnabled(false);
    vertical.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            scrollPalette((ScrollBar) event.widget);
        }
    });

    // Sash to see more of image or image data.
    sash = new Sash(shell, SWT.HORIZONTAL);
    gridData = new GridData();
    gridData.horizontalSpan = 2;
    gridData.horizontalAlignment = GridData.FILL;
    sash.setLayoutData(gridData);
    sash.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            if (event.detail != SWT.DRAG) {
                ((GridData) paletteCanvas.getLayoutData()).heightHint = SWT.DEFAULT;
                Rectangle paletteCanvasBounds = paletteCanvas.getBounds();
                int minY = paletteCanvasBounds.y + 20;
                Rectangle dataLabelBounds = dataLabel.getBounds();
                int maxY = statusLabel.getBounds().y - dataLabelBounds.height - 20;
                if (event.y > minY && event.y < maxY) {
                    Rectangle oldSash = sash.getBounds();
                    sash.setBounds(event.x, event.y, event.width, event.height);
                    int diff = event.y - oldSash.y;
                    Rectangle bounds = imageCanvas.getBounds();
                    imageCanvas.setBounds(bounds.x, bounds.y, bounds.width, bounds.height + diff);
                    bounds = paletteCanvasBounds;
                    paletteCanvas.setBounds(bounds.x, bounds.y, bounds.width, bounds.height + diff);
                    bounds = dataLabelBounds;
                    dataLabel.setBounds(bounds.x, bounds.y + diff, bounds.width, bounds.height);
                    bounds = dataText.getBounds();
                    dataText.setBounds(bounds.x, bounds.y + diff, bounds.width, bounds.height - diff);
                    // shell.layout(true);
                }
            }
        }
    });

    // Label to show data-specific fields.
    dataLabel = new Label(shell, SWT.NULL);
    dataLabel.setText("Pixel_data_initial");
    gridData = new GridData();
    gridData.horizontalSpan = 2;
    gridData.horizontalAlignment = GridData.FILL;
    dataLabel.setLayoutData(gridData);

    // Text to show a dump of the data.
    dataText = new StyledText(shell, SWT.BORDER | SWT.MULTI | SWT.READ_ONLY | SWT.V_SCROLL | SWT.H_SCROLL);
    dataText.setBackground(display.getSystemColor(SWT.COLOR_WIDGET_BACKGROUND));
    dataText.setFont(fixedWidthFont);
    gridData = new GridData();
    gridData.horizontalSpan = 2;
    gridData.horizontalAlignment = GridData.FILL;
    gridData.verticalAlignment = GridData.FILL;
    gridData.heightHint = 128;
    gridData.grabExcessVerticalSpace = true;
    dataText.setLayoutData(gridData);
    dataText.addMouseListener(new MouseAdapter() {
        public void mouseDown(MouseEvent event) {
            if (image != null && event.button == 1) {
                showColorForData();
            }
        }
    });
    dataText.addKeyListener(new KeyAdapter() {
        public void keyPressed(KeyEvent event) {
            if (image != null) {
                showColorForData();
            }
        }
    });

    // Label to show status and cursor location in image.
    statusLabel = new Label(shell, SWT.NULL);
    statusLabel.setText("");
    gridData = new GridData();
    gridData.horizontalSpan = 2;
    gridData.horizontalAlignment = GridData.FILL;
    statusLabel.setLayoutData(gridData);
}