Package org.eclipse.swt.widgets

Examples of org.eclipse.swt.widgets.Control

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    protected Control createButtonBar(Composite parent) {

      /* Spacer */
      new Label(parent, SWT.None).setLayoutData(new GridData(SWT.FILL, SWT.BEGINNING, true, false, 2, 1));

      Control control = super.createButtonBar(parent);

      /* Update OK Button based on Input */
      fNameInput.addModifyListener(new ModifyListener() {
        public void modifyText(ModifyEvent e) {
          getButton(IDialogConstants.OK_ID).setEnabled(fNameInput.getText().length() > 0);
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  public void addOpenListener(IOpenListener listener) {
    fOpenListeners.add(listener);
  }

  private void internalHandleOpen() {
    Control control = getControl();
    if (control != null && !control.isDisposed()) {
      ISelection selection = getSelection();
      internalFireOpen(new OpenEvent(this, selection));
    }
  }
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   * none.
   */
  public static IWorkbenchWindow getWindowAtCursor() {

    /* Get the Control at the Cursor position */
    Control cursorControl = Display.getDefault().getCursorControl();
    if (cursorControl == null)
      return null;

    /* Return Window that belongs to Cursor-Shell */
    Shell cursorShell = cursorControl.getShell();
    IWorkbenchWindow windows[] = PlatformUI.getWorkbench().getWorkbenchWindows();
    for (IWorkbenchWindow workbenchWindow : windows) {
      if (workbenchWindow.getShell().equals(cursorShell))
        return workbenchWindow;
    }
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        return true;
      }

      @Override
      protected Control createDialogArea(Composite parent) {
        Control control = super.createDialogArea(parent);
        if (progressMonitorPart != null && !needsProgressPart)
          ((GridData) progressMonitorPart.getLayoutData()).exclude = true;
        return control;
      }
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        WizardDialog dialog = new org.eclipse.update.internal.ui.wizards.ResizableInstallWizardDialog(getValidShell(), wizard, Messages.FindExtensionsAction_RSSOWL_ADDONS);
        dialog.create();

        /* A little hack to improve the UI of the Add-on Wizard */
        if (dialog.getCurrentPage() != null) {
          Control control = dialog.getCurrentPage().getControl();
          if (control != null && !control.isDisposed() && control instanceof Composite) {
            Composite container = ((Composite) control);
            Control[] children = container.getChildren();
            if (children != null && children.length == 1 && children[0] instanceof Composite) {
              container = (Composite) children[0];
              children = container.getChildren();
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    /* Select All */
    fSelectAllAction = new Action() {
      @Override
      public void run() {
        Control focusControl = fEditorSite.getShell().getDisplay().getFocusControl();

        /* Select All in Text Widget */
        if (focusControl instanceof Text)
          ((Text) focusControl).selectAll();
      }
    };

    /* Cut */
    fCutAction = new Action() {
      @Override
      public void run() {
        Control focusControl = fEditorSite.getShell().getDisplay().getFocusControl();

        /* Cut in Text Widget */
        if (focusControl instanceof Text)
          ((Text) focusControl).cut();
      }
    };

    /* Copy */
    fCopyAction = new Action() {
      @Override
      public void run() {
        Control focusControl = fEditorSite.getShell().getDisplay().getFocusControl();

        /* Copy in Text Widget */
        if (focusControl instanceof Text)
          ((Text) focusControl).copy();
      }
    };

    /* Paste */
    fPasteAction = new Action() {
      @Override
      public void run() {
        Control focusControl = fEditorSite.getShell().getDisplay().getFocusControl();

        /* Paste in Text Widget */
        if (focusControl instanceof Text)
          ((Text) focusControl).paste();
      }
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  protected Control createButtonBar(Composite parent) {

    /* Spacer */
    new Label(parent, SWT.SEPARATOR | SWT.HORIZONTAL).setLayoutData(new GridData(SWT.FILL, SWT.BEGINNING, true, false, 2, 1));

    Control control = super.createButtonBar(parent);

    /* Udate enablement */
    getButton(IDialogConstants.OK_ID).setEnabled(false);

    return control;
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  /* Support for focusless scrolling */
  private void hookFocuslessScrolling(final Display display) {
    display.addFilter(SWT.MouseWheel, new Listener() {
      public void handleEvent(Event event) {
        Control control = display.getCursorControl();

        /* Control must be non-focus undisposed */
        if (control == null || control.isDisposed() || control.isFocusControl())
          return;

        /* Pass focus to control and disable event if allowed */
        boolean isBrowser = SWT_BROWSER_WIN.equals(control.getClass().getName());
        if (isBrowser || control.getData(FOCUSLESS_SCROLL_HOOK) != null) {

          /* Break Condition */
          control.setFocus();

          /* Re-Post Event to Cursor Control */
          event.doit = false;
          event.widget = control;
          display.post(event);
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    }
  }

  private void validateInput() {
    boolean valid = fNameInput.getText().length() > 0;
    Control button = getButton(IDialogConstants.OK_ID);
    button.setEnabled(valid);
  }
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    /* Select All */
    fSelectAllAction = new Action() {
      @Override
      public void run() {
        Control focusControl = fEditorSite.getShell().getDisplay().getFocusControl();

        /* Select All in Text Widget */
        if (focusControl instanceof Text) {
          ((Text) focusControl).selectAll();
        }

        /* Select All in Viewer Tree */
        else {
          ((Tree) fNewsTableControl.getViewer().getControl()).selectAll();
          fNewsTableControl.getViewer().setSelection(fNewsTableControl.getViewer().getSelection());
        }
      }
    };

    /* Delete */
    fDeleteAction = new Action() {
      @Override
      public void run() {
        new DeleteTypesAction(fParent.getShell(), (IStructuredSelection) fNewsTableControl.getViewer().getSelection()).run();
      }
    };

    /* Cut */
    fCutAction = new Action() {
      @Override
      public void run() {
        Control focusControl = fEditorSite.getShell().getDisplay().getFocusControl();

        /* Cut in Text Widget */
        if (focusControl instanceof Text)
          ((Text) focusControl).cut();
      }
    };

    /* Copy */
    fCopyAction = new Action() {
      @Override
      public void run() {
        Control focusControl = fEditorSite.getShell().getDisplay().getFocusControl();

        /* Copy in Text Widget */
        if (focusControl instanceof Text)
          ((Text) focusControl).copy();
      }
    };

    /* Paste */
    fPasteAction = new Action() {
      @Override
      public void run() {
        Control focusControl = fEditorSite.getShell().getDisplay().getFocusControl();

        /* Paste in Text Widget */
        if (focusControl instanceof Text)
          ((Text) focusControl).paste();
      }
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