Examples with PaintEvent org.eclipse.swt.events.PaintEvent used on opensource projects

Example 86 with PaintEvent

use of org.eclipse.swt.events.PaintEvent in project ecf by eclipse.

the class ScribbleView method createPartControl.

public void createPartControl(Composite parent) {
    Composite backgroundComposite = new Composite(parent, SWT.NONE);
    GridLayout backgroundGridLayout = new GridLayout(3, false);
    backgroundGridLayout.marginHeight = 0;
    backgroundGridLayout.marginBottom = 0;
    backgroundGridLayout.marginLeft = 0;
    backgroundGridLayout.marginRight = 0;
    backgroundGridLayout.marginWidth = 0;
    backgroundGridLayout.horizontalSpacing = 0;
    backgroundComposite.setLayout(backgroundGridLayout);
    backgroundComposite.setLayoutData(new GridData(GridData.FILL_BOTH));
    Composite paletteComposite = new Composite(backgroundComposite, SWT.NONE);
    backgroundGridLayout = new GridLayout();
    backgroundGridLayout.marginHeight = 0;
    backgroundGridLayout.marginBottom = 0;
    backgroundGridLayout.marginLeft = 0;
    backgroundGridLayout.marginRight = 0;
    backgroundGridLayout.marginWidth = 0;
    backgroundGridLayout.horizontalSpacing = 0;
    paletteComposite.setLayout(backgroundGridLayout);
    GridData toolboxGridData = new GridData(GridData.FILL_VERTICAL);
    toolboxGridData.widthHint = 60;
    paletteComposite.setLayoutData(toolboxGridData);
    final TableViewer toolbox = new TableViewer(paletteComposite, SWT.FLAT | SWT.FULL_SELECTION);
    toolboxGridData = new GridData(GridData.FILL_BOTH);
    toolbox.getTable().setLayoutData(toolboxGridData);
    toolbox.setLabelProvider(new ToolboxLabelProvider());
    toolbox.setContentProvider(new ListContentProvider());
    toolbox.setInput(createTools());
    toolbox.addSelectionChangedListener(new ISelectionChangedListener() {

        public void selectionChanged(SelectionChangedEvent event) {
            currentTool = (AbstractTool) ((StructuredSelection) toolbox.getSelection()).getFirstElement();
            // Apply the drawSettings to the currently selected tool.
            currentTool.setDrawSettings(drawSettings);
        }
    });
    // Create the UI widgets to modify the DrawSettings instance.
    createSettings(paletteComposite);
    Label separator = new Label(backgroundComposite, SWT.SEPARATOR | SWT.VERTICAL);
    separator.setLayoutData(new GridData(GridData.FILL_VERTICAL));
    canvas = new Canvas(backgroundComposite, SWT.NONE);
    canvas.setLayoutData(new GridData(GridData.FILL_BOTH));
    display = parent.getDisplay();
    canvas.setBackground(display.getSystemColor(SWT.COLOR_WHITE));
    canvas.addPaintListener(new PaintListener() {

        public void paintControl(PaintEvent e) {
            for (Iterator i = tools.iterator(); i.hasNext(); ) {
                AbstractTool at = (AbstractTool) i.next();
                at.draw(canvas);
            }
        }
    });
    Listener listener = new Listener() {

        public void handleEvent(Event event) {
            if (currentTool != null) {
                // Have the tool interpret the mouse events.
                currentTool.handleUIEvent(event, canvas);
                // other clients for rendering.
                if (currentTool.isComplete()) {
                    tools.add(currentTool);
                    sendTool(currentTool);
                    // Only do this once per Tool.
                    currentTool.setComplete(false);
                }
            /*else {
						if (currentTool instanceof Pencil) {
							tools.add(currentTool);
						}
					}*/
            }
        }
    };
    canvas.addListener(SWT.MouseDown, listener);
    canvas.addListener(SWT.MouseMove, listener);
    canvas.addListener(SWT.MouseUp, listener);
}

Example 87 with PaintEvent

use of org.eclipse.swt.events.PaintEvent in project statecharts by Yakindu.

the class DiagramPartitioningBreadcrumbViewer method createDropDownTreeViewer.

protected TreeViewer createDropDownTreeViewer(final Composite composite, TreePath paramPath, final IBreadcrumbDropDownSite site) {
    Diagram diagram = (Diagram) paramPath.getParentPath().getLastSegment();
    TreeViewer viewer = null;
    if (diagram != null)
        viewer = createDiagramViewer(composite, diagram);
    else
        viewer = createProjectStatechartViewer(composite, (Diagram) paramPath.getLastSegment());
    viewer.getControl().addPaintListener(new PaintListener() {

        public void paintControl(PaintEvent e) {
            getDropDownShell().pack(true);
        }
    });
    return viewer;
}

Example 88 with PaintEvent

use of org.eclipse.swt.events.PaintEvent in project ecf by eclipse.

the class ScreenCaptureConfirmationDialog method createDialogArea.

protected Control createDialogArea(Composite parent) {
    final Composite composite = new Composite(parent, SWT.NONE);
    composite.setLayout(new GridLayout());
    composite.setLayoutData(new GridData(width, height));
    composite.addPaintListener(new PaintListener() {

        public void paintControl(PaintEvent e) {
            e.gc.drawImage(image, 0, 0);
        }
    });
    return composite;
}

Example 89 with PaintEvent

use of org.eclipse.swt.events.PaintEvent in project core by jcryptool.

the class AlgorithmView method createSearchArea.

/**
 * Creates the search field. On Mac the text does contain a clear (reset) icon which resets
 * the view filter. Since Windows does not support this an additional clear (reset) icon
 * is shown next to the text.
 *
 * @param parent The parent composite
 */
private void createSearchArea(Composite parent) {
    // search field
    final Text search = new Text(parent, SWT.SEARCH | SWT.ICON_CANCEL | SWT.ICON_SEARCH);
    if ((search.getStyle() & SWT.CANCEL) == 0) {
        // reset search button for systems that do not support the cancel icon
        Canvas canvas = new Canvas(parent, SWT.NONE);
        GridData gridData = new GridData();
        gridData.heightHint = 18;
        gridData.widthHint = 18;
        canvas.setLayoutData(gridData);
        canvas.addPaintListener(new PaintListener() {

            public void paintControl(PaintEvent e) {
                // $NON-NLS-1$
                e.gc.drawImage(ViewsPlugin.getImageDescriptor("icons/clear.gif").createImage(), 1, 1);
            }
        });
        canvas.addMouseListener(new MouseAdapter() {

            public void mouseUp(MouseEvent e) {
                search.setText(Messages.AlgorithmView_search_message);
                search.setForeground(COLOR_FILTER_INITIAL);
                initialSearchState = true;
                // $NON-NLS-1$
                treeView.setFilter("");
                // $NON-NLS-1$
                paletteView.setFilter("");
            }
        });
    }
    search.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
    search.setText(Messages.AlgorithmView_search_message);
    search.setForeground(COLOR_FILTER_INITIAL);
    search.addMouseListener(new MouseAdapter() {

        public void mouseDown(MouseEvent e) {
            if (initialSearchState) {
                // $NON-NLS-1$
                search.setText("");
                search.setForeground(COLOR_FILTER_USER);
                initialSearchState = false;
            }
        }
    });
    search.addKeyListener(new KeyAdapter() {

        public void keyReleased(KeyEvent e) {
            treeView.setFilter(search.getText());
            paletteView.setFilter(search.getText());
        }
    });
    search.addSelectionListener(new SelectionAdapter() {

        public void widgetDefaultSelected(SelectionEvent e) {
            if (e.detail == SWT.CANCEL) {
                search.setText(Messages.AlgorithmView_search_message);
                search.setForeground(COLOR_FILTER_INITIAL);
                initialSearchState = true;
                // $NON-NLS-1$
                treeView.setFilter("");
                // $NON-NLS-1$
                paletteView.setFilter("");
            }
        }
    });
}

Example 90 with PaintEvent

use of org.eclipse.swt.events.PaintEvent in project jbosstools-openshift by jbosstools.

the class AbstractProjectPage method onPageActivated.

@Override
protected void onPageActivated(final DataBindingContext dbc) {
    loadResources(getPreviousPage() == null);
    // fix GTK3 combo boxes too small
    // https://issues.jboss.org/browse/JBIDE-16877,
    // https://bugs.eclipse.org/bugs/show_bug.cgi?id=431425
    getControl().addPaintListener(new PaintListener() {

        @Override
        public void paintControl(PaintEvent e) {
            if (getControl().isVisible()) {
                ((Composite) getControl()).layout(true, true);
                ((Composite) getControl()).update();
                getControl().removePaintListener(this);
            }
        }
    });
}