1 /* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.hierarchyviewer.actions; 18 19 import com.android.ddmuilib.ImageLoader; 20 import com.android.hierarchyviewer.AboutDialog; 21 import com.android.hierarchyviewerlib.HierarchyViewerDirector; 22 import com.android.hierarchyviewerlib.actions.ImageAction; 23 24 import org.eclipse.jface.action.Action; 25 import org.eclipse.jface.resource.ImageDescriptor; 26 import org.eclipse.swt.SWT; 27 import org.eclipse.swt.graphics.Image; 28 import org.eclipse.swt.widgets.Display; 29 import org.eclipse.swt.widgets.Shell; 30 31 public class AboutAction extends Action implements ImageAction { 32 33 private static AboutAction sAction; 34 35 private Image mImage; 36 37 private Shell mShell; 38 AboutAction(Shell shell)39 private AboutAction(Shell shell) { 40 super("&About"); 41 this.mShell = shell; 42 setAccelerator(SWT.MOD1 + 'A'); 43 ImageLoader imageLoader = ImageLoader.getLoader(HierarchyViewerDirector.class); 44 mImage = imageLoader.loadImage("sdk-hierarchyviewer-16.png", Display.getDefault()); //$NON-NLS-1$ 45 setImageDescriptor(ImageDescriptor.createFromImage(mImage)); 46 setToolTipText("Shows the about dialog"); 47 } 48 getAction(Shell shell)49 public static AboutAction getAction(Shell shell) { 50 if (sAction == null) { 51 sAction = new AboutAction(shell); 52 } 53 return sAction; 54 } 55 56 @Override run()57 public void run() { 58 new AboutDialog(mShell).open(); 59 } 60 61 @Override getImage()62 public Image getImage() { 63 return mImage; 64 } 65 } 66