Java Tutorial/SWT/MenuEvent — различия между версиями
Admin (обсуждение | вклад) м (1 версия) |
Admin (обсуждение | вклад) м (1 версия) |
(нет различий)
|
Текущая версия на 15:19, 31 мая 2010
import org.eclipse.swt.SWT;
import org.eclipse.swt.dnd.Clipboard;
import org.eclipse.swt.events.MenuAdapter;
import org.eclipse.swt.events.MenuEvent;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.swt.widgets.MenuItem;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
public class PopupMenuMenuEvent {
public static void main(String[] args) {
Display display = new Display();
final Clipboard cb = new Clipboard(display);
Shell shell = new Shell(display);
shell.setLayout(new FillLayout());
final Text text = new Text(shell, SWT.BORDER | SWT.MULTI | SWT.WRAP);
Menu menu = new Menu(shell, SWT.POP_UP);
final MenuItem copyItem = new MenuItem(menu, SWT.PUSH);
copyItem.setText("Copy");
menu.addMenuListener(new MenuAdapter() {
public void menuShown(MenuEvent e) {
System.out.println("Menu event");
}
});
text.setMenu(menu);
shell.setSize(200, 200);
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch())
display.sleep();
}
cb.dispose();
display.dispose();
}
}
Menu Show Action Listener
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.swt.widgets.MenuItem;
import org.eclipse.swt.widgets.Shell;
public class MenuActionListenerShow {
public static void main(String[] args) {
Display display = new Display();
Shell shell = new Shell(display);
Listener showListener = new Listener() {
public void handleEvent(Event event) {
Menu menu = (Menu) event.widget;
MenuItem item = menu.getParentItem();
if (item != null) {
System.out.println(item.getText());
}
}
};
Menu menuBar = new Menu(shell, SWT.BAR);
shell.setMenuBar(menuBar);
MenuItem fileItem = new MenuItem(menuBar, SWT.CASCADE);
fileItem.setText("File");
MenuItem editItem = new MenuItem(menuBar, SWT.CASCADE);
editItem.setText("Edit");
Menu fileMenu = new Menu(shell, SWT.DROP_DOWN);
fileMenu.addListener(SWT.Show, showListener);
fileItem.setMenu(fileMenu);
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch())
display.sleep();
}
display.dispose();
}
}