| /* |
| * Copyright 2000-2011 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.Patches; |
| import com.intellij.util.ui.UIUtil; |
| import sun.swing.SwingUtilities2; |
| |
| import javax.swing.*; |
| import javax.swing.plaf.MenuItemUI; |
| import javax.swing.plaf.basic.BasicMenuItemUI; |
| import javax.swing.plaf.synth.ColorType; |
| import javax.swing.plaf.synth.SynthContext; |
| import java.awt.*; |
| import java.lang.reflect.Method; |
| |
| // todo[r.sh] get rid of SynthUI reflection after migration to JDK 7 |
| public class GtkPaintingUtil { |
| private static final String V6_SYNTH_UI_CLASS = "sun.swing.plaf.synth.SynthUI"; |
| private static final String V7_SYNTH_UI_CLASS = "javax.swing.plaf.synth.SynthUI"; |
| |
| private GtkPaintingUtil() { } |
| |
| public static Color getForeground(final BasicMenuItemUI ui, final JMenuItem menuItem) { |
| final SynthContext context = getSynthContext(ui, menuItem); |
| return context.getStyle().getColor(context, ColorType.TEXT_FOREGROUND); |
| } |
| |
| public static void paintDisabledText(final BasicMenuItemUI originalUI, |
| final Graphics g, |
| final JMenuItem menuItem, |
| final Rectangle textRect, |
| final String text) { |
| final FontMetrics fm = SwingUtilities2.getFontMetrics(menuItem, g); |
| final int index = menuItem.getDisplayedMnemonicIndex(); |
| |
| final Color fg = getForeground(originalUI, menuItem); |
| final Color shadow = UIUtil.shade(menuItem.getBackground(), 1.24, 0.5); |
| |
| g.setColor(shadow); |
| SwingUtilities2.drawStringUnderlineCharAt(menuItem, g, text, index, textRect.x + 1, textRect.y + fm.getAscent() + 1); |
| g.setColor(fg); |
| SwingUtilities2.drawStringUnderlineCharAt(menuItem, g, text, index, textRect.x, textRect.y + fm.getAscent()); |
| } |
| |
| public static boolean isSynthUI(final MenuItemUI ui) { |
| Class<?> aClass = ui.getClass(); |
| |
| while (aClass != null && aClass.getSimpleName().contains("Synth")) { |
| final Class<?>[] interfaces = aClass.getInterfaces(); |
| for (int i = 0, length = interfaces.length; i < length; i++) { |
| final Class<?> anInterface = interfaces[i]; |
| if (V6_SYNTH_UI_CLASS.equals(anInterface.getName()) || V7_SYNTH_UI_CLASS.equals(anInterface.getName())) { |
| return true; |
| } |
| } |
| aClass = aClass.getSuperclass(); |
| } |
| |
| return false; |
| } |
| |
| public static SynthContext getSynthContext(final MenuItemUI ui, final JComponent item) { |
| assert Patches.USE_REFLECTION_TO_ACCESS_JDK7; |
| try { |
| final Method getContext = ui.getClass().getMethod("getContext", JComponent.class); |
| getContext.setAccessible(true); |
| return (SynthContext)getContext.invoke(ui, item); |
| } |
| catch (Exception e) { |
| throw new RuntimeException(e); |
| } |
| } |
| } |