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.util; 18 19 import com.android.hierarchyviewerlib.actions.ImageAction; 20 21 import org.eclipse.jface.action.Action; 22 import org.eclipse.jface.util.IPropertyChangeListener; 23 import org.eclipse.jface.util.PropertyChangeEvent; 24 import org.eclipse.swt.SWT; 25 import org.eclipse.swt.events.SelectionEvent; 26 import org.eclipse.swt.events.SelectionListener; 27 import org.eclipse.swt.widgets.Button; 28 import org.eclipse.swt.widgets.Composite; 29 30 public class ActionButton implements IPropertyChangeListener, SelectionListener { 31 private Button mButton; 32 33 private Action mAction; 34 ActionButton(Composite parent, ImageAction action)35 public ActionButton(Composite parent, ImageAction action) { 36 this.mAction = (Action) action; 37 if (this.mAction.getStyle() == Action.AS_CHECK_BOX) { 38 mButton = new Button(parent, SWT.CHECK); 39 } else { 40 mButton = new Button(parent, SWT.PUSH); 41 } 42 mButton.setText(action.getText()); 43 mButton.setImage(action.getImage()); 44 this.mAction.addPropertyChangeListener(this); 45 mButton.addSelectionListener(this); 46 mButton.setToolTipText(action.getToolTipText()); 47 mButton.setEnabled(this.mAction.isEnabled()); 48 } 49 50 @Override propertyChange(PropertyChangeEvent e)51 public void propertyChange(PropertyChangeEvent e) { 52 if (e.getProperty().toUpperCase().equals("ENABLED")) { //$NON-NLS-1$ 53 mButton.setEnabled((Boolean) e.getNewValue()); 54 } else if (e.getProperty().toUpperCase().equals("CHECKED")) { //$NON-NLS-1$ 55 mButton.setSelection(mAction.isChecked()); 56 } 57 } 58 setLayoutData(Object data)59 public void setLayoutData(Object data) { 60 mButton.setLayoutData(data); 61 } 62 63 @Override widgetDefaultSelected(SelectionEvent e)64 public void widgetDefaultSelected(SelectionEvent e) { 65 // pass 66 } 67 68 @Override widgetSelected(SelectionEvent e)69 public void widgetSelected(SelectionEvent e) { 70 if (mAction.getStyle() == Action.AS_CHECK_BOX) { 71 mAction.setChecked(mButton.getSelection()); 72 } 73 mAction.run(); 74 } 75 addSelectionListener(SelectionListener listener)76 public void addSelectionListener(SelectionListener listener) { 77 mButton.addSelectionListener(listener); 78 } 79 setVisible(boolean visible)80 public void setVisible(boolean visible) { 81 mButton.setVisible(visible); 82 } 83 } 84