| /* |
| * Copyright 2000-2013 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.intellij.ui.plaf.gtk; |
| |
| import com.intellij.openapi.actionSystem.impl.ActionMenuItem; |
| import com.intellij.util.ui.EmptyIcon; |
| import com.intellij.util.ui.UIUtil; |
| |
| import javax.swing.*; |
| import javax.swing.plaf.MenuItemUI; |
| import javax.swing.plaf.basic.BasicMenuItemUI; |
| import javax.swing.plaf.synth.SynthContext; |
| import java.awt.*; |
| |
| public class GtkMenuItemUI extends BasicMenuItemUI { |
| private static Icon myCachedCheckIcon = null; |
| |
| private final BasicMenuItemUI myOriginalUI; |
| private JCheckBoxMenuItem myHiddenItem; |
| |
| public GtkMenuItemUI(final MenuItemUI originalUI) { |
| assert isUiAcceptable(originalUI) : originalUI; |
| myOriginalUI = (BasicMenuItemUI)originalUI; |
| } |
| |
| public static boolean isUiAcceptable(final MenuItemUI ui) { |
| return ui instanceof BasicMenuItemUI && GtkPaintingUtil.isSynthUI(ui); |
| } |
| |
| @Override |
| public void installUI(final JComponent c) { |
| super.installUI(c); |
| |
| myHiddenItem = new JCheckBoxMenuItem(); |
| myOriginalUI.installUI(myHiddenItem); |
| menuItem.setBorder(myHiddenItem.getBorder()); |
| final Icon icon = getCheckIconFromContext(myOriginalUI, myHiddenItem); |
| checkIcon = isCheckBoxItem() ? icon : EmptyIcon.create(icon); |
| } |
| |
| @Override |
| public void uninstallUI(final JComponent c) { |
| super.uninstallUI(c); |
| |
| myOriginalUI.uninstallUI(myHiddenItem); |
| myHiddenItem = null; |
| resetCachedCheckIcon(); |
| } |
| |
| private static Icon getCheckIconFromContext(final BasicMenuItemUI originalUI, final JCheckBoxMenuItem item) { |
| if (myCachedCheckIcon == null) { |
| final SynthContext context = GtkPaintingUtil.getSynthContext(originalUI, item); |
| myCachedCheckIcon = context.getStyle().getIcon(context, "CheckBoxMenuItem.checkIcon"); |
| } |
| return myCachedCheckIcon; |
| } |
| |
| private boolean isCheckBoxItem() { |
| return menuItem instanceof ActionMenuItem && ((ActionMenuItem)menuItem).isToggleable(); |
| } |
| |
| private static void resetCachedCheckIcon() { |
| myCachedCheckIcon = null; |
| } |
| |
| @Override |
| public void update(final Graphics g, final JComponent c) { |
| myHiddenItem.setSelected(menuItem.isSelected()); |
| |
| if (UIUtil.isMurrineBasedTheme()) { |
| acceleratorFont = menuItem.getFont(); |
| final Color fg = GtkPaintingUtil.getForeground(myOriginalUI, menuItem); |
| acceleratorForeground = UIUtil.mix(fg, menuItem.getBackground(), menuItem.isSelected() ? 0.4 : 0.2); |
| disabledForeground = fg; |
| } |
| if (checkIcon != null && !(checkIcon instanceof IconWrapper) && !(checkIcon instanceof EmptyIcon)) { |
| checkIcon = new IconWrapper(checkIcon, myOriginalUI); |
| } |
| |
| super.update(g, c); |
| } |
| |
| @Override |
| protected void paintText(final Graphics g, final JMenuItem menuItem, final Rectangle textRect, final String text) { |
| if (!menuItem.isEnabled() && UIUtil.isMurrineBasedTheme()) { |
| GtkPaintingUtil.paintDisabledText(myOriginalUI, g, menuItem, textRect, text); |
| return; |
| } |
| super.paintText(g, menuItem, textRect, text); |
| } |
| } |