1 /* 2 * Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package com.apple.laf; 27 28 import java.awt.*; 29 import java.awt.event.*; 30 31 import javax.swing.*; 32 import javax.swing.plaf.ComponentUI; 33 34 import sun.awt.AWTAccessor; 35 import sun.lwawt.macosx.CMenuItem; 36 37 @SuppressWarnings("serial") // JDK implementation class 38 final class ScreenMenuItem extends MenuItem 39 implements ActionListener, ComponentListener, 40 ScreenMenuPropertyHandler { 41 42 ScreenMenuPropertyListener fListener; 43 JMenuItem fMenuItem; 44 45 ScreenMenuItem(final JMenuItem mi) { 46 super(mi.getText()); 47 fMenuItem = mi; 48 setEnabled(fMenuItem.isEnabled()); 49 final ComponentUI ui = fMenuItem.getUI(); 50 51 if (ui instanceof ScreenMenuItemUI) { 52 ((ScreenMenuItemUI)ui).updateListenersForScreenMenuItem(); 53 // SAK: Not calling this means that mouse and mouse motion listeners don't get 54 // installed. Not a problem because the menu manager handles tracking for us. 55 } 56 } 57 58 public void addNotify() { 59 super.addNotify(); 60 61 fMenuItem.addComponentListener(this); 62 fListener = new ScreenMenuPropertyListener(this); 63 fMenuItem.addPropertyChangeListener(fListener); 64 addActionListener(this); 65 66 setEnabled(fMenuItem.isEnabled()); 67 68 // can't setState or setAccelerator or setIcon till we have a peer 69 setAccelerator(fMenuItem.getAccelerator()); 70 71 final String label = fMenuItem.getText(); 72 if (label != null) { 73 setLabel(label); 74 } 75 76 final Icon icon = fMenuItem.getIcon(); 77 if (icon != null) { 78 this.setIcon(icon); 79 } 80 81 final String tooltipText = fMenuItem.getToolTipText(); 82 if (tooltipText != null) { 83 this.setToolTipText(tooltipText); 84 } 85 86 if (fMenuItem instanceof JRadioButtonMenuItem) { 87 final ComponentUI ui = fMenuItem.getUI(); 88 89 if (ui instanceof ScreenMenuItemUI) { 90 ((ScreenMenuItemUI)ui).updateListenersForScreenMenuItem(); 91 } 92 } 93 } 94 95 public void removeNotify() { 96 super.removeNotify(); 97 removeActionListener(this); 98 fMenuItem.removePropertyChangeListener(fListener); 99 fListener = null; 100 fMenuItem.removeComponentListener(this); 101 } 102 103 static void syncLabelAndKS(MenuItem menuItem, String label, KeyStroke ks) { 104 Object peer = AWTAccessor.getMenuComponentAccessor().getPeer(menuItem); 105 if (!(peer instanceof CMenuItem)) { 106 //Is it possible? 107 return; 108 } 109 final CMenuItem cmi = (CMenuItem) peer; 110 if (ks == null) { 111 cmi.setLabel(label); 112 } else { 113 cmi.setLabel(label, ks.getKeyChar(), ks.getKeyCode(), 114 ks.getModifiers()); 115 } 116 } 117 118 @Override 119 public synchronized void setLabel(final String label) { 120 syncLabelAndKS(this, label, fMenuItem.getAccelerator()); 121 } 122 123 @Override 124 public void setAccelerator(final KeyStroke ks) { 125 syncLabelAndKS(this, fMenuItem.getText(), ks); 126 } 127 128 public void actionPerformed(final ActionEvent e) { 129 fMenuItem.doClick(0); // This takes care of all the different events 130 } 131 132 /** 133 * Invoked when the component's size changes. 134 */ 135 public void componentResized(final ComponentEvent e) {} 136 137 /** 138 * Invoked when the component's position changes. 139 */ 140 public void componentMoved(final ComponentEvent e) {} 141 142 /** 143 * Invoked when the component has been made visible. 144 * See componentHidden - we should still have a MenuItem 145 * it just isn't inserted 146 */ 147 public void componentShown(final ComponentEvent e) { 148 setVisible(true); 149 } 150 151 /** 152 * Invoked when the component has been made invisible. 153 * MenuComponent.setVisible does nothing, 154 * so we remove the ScreenMenuItem from the ScreenMenu 155 * but leave it in fItems 156 */ 157 public void componentHidden(final ComponentEvent e) { 158 setVisible(false); 159 } 160 161 public void setVisible(final boolean b) { 162 // Tell our parent to add/remove us -- parent may be nil if we aren't set up yet. 163 // Hang on to our parent 164 final MenuContainer parent = getParent(); 165 166 if (parent != null) { 167 ((ScreenMenuPropertyHandler)parent).setChildVisible(fMenuItem, b); 168 } 169 } 170 171 public void setToolTipText(final String text) { 172 Object peer = AWTAccessor.getMenuComponentAccessor().getPeer(this); 173 if (!(peer instanceof CMenuItem)) return; 174 175 final CMenuItem cmi = (CMenuItem)peer; 176 cmi.setToolTipText(text); 177 } 178 179 public void setIcon(final Icon i) { 180 Object peer = AWTAccessor.getMenuComponentAccessor().getPeer(this); 181 if (!(peer instanceof CMenuItem)) return; 182 183 final CMenuItem cmi = (CMenuItem)peer; 184 Image img = null; 185 186 if (i != null) { 187 if (i.getIconWidth() > 0 && i.getIconHeight() > 0) { 188 img = AquaIcon.getImageForIcon(i); 189 } 190 } 191 cmi.setImage(img); 192 } 193 194 // we have no children 195 public void setChildVisible(final JMenuItem child, final boolean b) {} 196 197 // only check and radio items can be indeterminate 198 public void setIndeterminate(boolean indeterminate) { } 199 }