/*******************************************************************************
* Copyright (c) 2000, 2004 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;
/*
* example snippet: set icons with different resolutions
*
* For a list of all SWT example snippets see
* http://www.eclipse.org/swt/snippets/
*
* @since 3.0
*/
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.GC;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
public class IconResolutions {
public static void main(String[] args) {
Display display = new Display();
Image small = new Image(display, 16, 16);
GC gc = new GC(small);
gc.setBackground(display.getSystemColor(SWT.COLOR_RED));
gc.fillArc(0, 0, 16, 16, 45, 270);
gc.dispose();
Image large = new Image(display, 32, 32);
gc = new GC(large);
gc.setBackground(display.getSystemColor(SWT.COLOR_RED));
gc.fillArc(0, 0, 32, 32, 45, 270);
gc.dispose();
/*
* Provide different resolutions for icons to get high quality rendering
* wherever the OS needs large icons. For example, the ALT+TAB window on
* certain systems uses a larger icon.
*/
Shell shell = new Shell(display);
shell.setText("Small and Large icons");
shell.setImages(new Image[] { small, large });
/*
* No large icon: the OS will scale up the small icon when it needs a large
* one.
*/
Shell shell2 = new Shell(display);
shell2.setText("Small icon");
shell2.setImage(small);
shell.open();
shell2.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch())
display.sleep();
}
small.dispose();
large.dispose();
display.dispose();
}
}