Place a drop down menu in a tool bar
/*
* ToolBar example snippet: Place a drop down menu in a tool bar
*
* For a list of all SWT example snippets see
* http://dev.eclipse.org/viewcvs/index.cgi/%7Echeckout%7E/platform-swt-home/dev.html#snippets
*/
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.graphics.Rectangle;
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;
import org.eclipse.swt.widgets.ToolBar;
import org.eclipse.swt.widgets.ToolItem;
public class Snippet67 {
public static void main(String[] args) {
final Display display = new Display();
final Shell shell = new Shell(display);
final ToolBar toolBar = new ToolBar(shell, SWT.NONE);
final Menu menu = new Menu(shell, SWT.POP_UP);
for (int i = 0; i < 8; i++) {
MenuItem item = new MenuItem(menu, SWT.PUSH);
item.setText("Item " + i);
}
final ToolItem item = new ToolItem(toolBar, SWT.DROP_DOWN);
item.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event event) {
if (event.detail == SWT.ARROW) {
Rectangle rect = item.getBounds();
Point pt = new Point(rect.x, rect.y + rect.height);
pt = toolBar.toDisplay(pt);
menu.setLocation(pt.x, pt.y);
menu.setVisible(true);
}
}
});
toolBar.pack();
shell.pack();
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch())
display.sleep();
}
menu.dispose();
display.dispose();
}
}
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