snippet172.java

Eclipse JAVA开发软件中SWT各控件范例源码

/*******************************************************************************
 * Copyright (c) 2000, 2005 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.swt.snippets;

/*
 * GridLayout snippet: align widgets in a GridLayout
 * 
 * For a list of all SWT example snippets see
 * http://www.eclipse.org/swt/snippets/
 * 
 * @since 3.0
 */
import org.eclipse.swt.*;
import org.eclipse.swt.layout.*;
import org.eclipse.swt.widgets.*;

public class Snippet172 {

public static void main (String [] args) {
	Display display = new Display ();
	Shell shell = new Shell (display);
	GridLayout layout = new GridLayout(4, false);
	shell.setLayout(layout);
	
	Button b = new Button(shell, SWT.PUSH);
	b.setText("LEFT, TOP");
	b.setLayoutData(new GridData(SWT.LEFT, SWT.TOP, true, true, 1, 1));
	b = new Button(shell, SWT.PUSH);
	b.setText("LEFT, CENTER");
	b.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, true, true, 1, 1));
	b = new Button(shell, SWT.PUSH);
	b.setText("LEFT, BOTTOM");
	b.setLayoutData(new GridData(SWT.LEFT, SWT.BOTTOM, true, true, 1, 1));
	b = new Button(shell, SWT.PUSH);
	b.setText("LEFT, FILL");
	b.setLayoutData(new GridData(SWT.LEFT, SWT.FILL, true, true, 1, 1));
	b = new Button(shell, SWT.PUSH);
	b.setText("CENTER, TOP");
	b.setLayoutData(new GridData(SWT.CENTER, SWT.TOP, true, true, 1, 1));
	b = new Button(shell, SWT.PUSH);
	b.setText("CENTER, CENTER");
	b.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, true, true, 1, 1));
	b = new Button(shell, SWT.PUSH);
	b.setText("CENTER, BOTTOM");
	b.setLayoutData(new GridData(SWT.CENTER, SWT.BOTTOM, true, true, 1, 1));
	b = new Button(shell, SWT.PUSH);
	b.setText("CENTER, FILL");
	b.setLayoutData(new GridData(SWT.CENTER, SWT.FILL, true, true, 1, 1));
	b = new Button(shell, SWT.PUSH);
	b.setText("RIGHT, TOP");
	b.setLayoutData(new GridData(SWT.RIGHT, SWT.TOP, true, true, 1, 1));
	b = new Button(shell, SWT.PUSH);
	b.setText("RIGHT, CENTER");
	b.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, true, true, 1, 1));
	b = new Button(shell, SWT.PUSH);
	b.setText("RIGHT, BOTTOM");
	b.setLayoutData(new GridData(SWT.RIGHT, SWT.BOTTOM, true, true, 1, 1));
	b = new Button(shell, SWT.PUSH);
	b.setText("RIGHT, FILL");
	b.setLayoutData(new GridData(SWT.RIGHT, SWT.FILL, true, true, 1, 1));
	b = new Button(shell, SWT.PUSH);
	b.setText("FILL, TOP");
	b.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true, true, 1, 1));
	b = new Button(shell, SWT.PUSH);
	b.setText("FILL, CENTER");
	b.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, true, 1, 1));
	b = new Button(shell, SWT.PUSH);
	b.setText("FILL, BOTTOM");
	b.setLayoutData(new GridData(SWT.FILL, SWT.BOTTOM, true, true, 1, 1));
	b = new Button(shell, SWT.PUSH);
	b.setText("FILL, FILL");
	b.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));
	
	shell.open ();
	while (!shell.isDisposed ()) {
		if (!display.readAndDispatch ()) display.sleep ();
	}
	display.dispose ();
}
}