| /* |
| * Copyright (c) 2004, 2006, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package sun.awt.windows; |
| |
| import java.awt.*; |
| import java.util.*; |
| import java.util.concurrent.locks.*; |
| import java.beans.*; |
| import javax.swing.SwingUtilities; |
| |
| /* !!!! WARNING !!!! |
| * This class has to be in sync with |
| * src/solaris/classes/sun/awt/windows/ThemeReader.java |
| * while we continue to build WinL&F on solaris |
| */ |
| |
| |
| /** |
| * Implements Theme Support for Windows XP. |
| * |
| * @author Sergey Salishev |
| * @author Bino George |
| * @author Igor Kushnirskiy |
| */ |
| public class ThemeReader { |
| private static final HashMap<String, Long> widgetToTheme = |
| new HashMap<String, Long>(); |
| |
| // lock for the cache |
| // reading should be done with readLock |
| // writing with writeLock |
| private static final ReadWriteLock readWriteLock = |
| new ReentrantReadWriteLock(); |
| private static final Lock readLock = readWriteLock.readLock(); |
| private static final Lock writeLock = readWriteLock.writeLock(); |
| |
| static void flush() { |
| writeLock.lock(); |
| try { |
| // Close old themes. |
| for (Long value : widgetToTheme.values()) { |
| closeTheme(value.longValue()); |
| } |
| widgetToTheme.clear(); |
| } finally { |
| writeLock.unlock(); |
| } |
| } |
| |
| public native static boolean isThemed(); |
| |
| // this should be called only with writeLock held |
| private static Long getThemeImpl(String widget) { |
| Long theme = widgetToTheme.get(widget); |
| if (theme == null) { |
| int i = widget.indexOf("::"); |
| if (i > 0) { |
| // We're using the syntax "subAppName::controlName" here, as used by msstyles. |
| // See documentation for SetWindowTheme on MSDN. |
| setWindowTheme(widget.substring(0, i)); |
| theme = openTheme(widget.substring(i+2)); |
| setWindowTheme(null); |
| } else { |
| theme = openTheme(widget); |
| } |
| widgetToTheme.put(widget, theme); |
| } |
| return theme; |
| } |
| |
| // returns theme value |
| // this method should be invoked with readLock locked |
| private static Long getTheme(String widget) { |
| // mostly copied from the javadoc for ReentrantReadWriteLock |
| Long theme = widgetToTheme.get(widget); |
| if (theme == null) { |
| readLock.unlock(); |
| writeLock.lock(); |
| try { |
| theme = getThemeImpl(widget); |
| } finally { |
| readLock.lock(); |
| writeLock.unlock();// Unlock write, still hold read |
| } |
| } |
| return theme; |
| } |
| |
| public native static void paintBackground(int[] buffer, long theme, int part, int state, |
| int x, int y, int w, int h, int stride); |
| |
| public static void paintBackground(int[] buffer, String widget, |
| int part, int state, int x, int y, int w, int h, int stride) { |
| readLock.lock(); |
| try { |
| paintBackground(buffer, getTheme(widget), part, state, x, y, w, h, stride); |
| } finally { |
| readLock.unlock(); |
| } |
| } |
| |
| public native static Insets getThemeMargins(long theme, int part, int state, |
| int marginType); |
| |
| public static Insets getThemeMargins(String widget, int part, int state, int marginType) { |
| readLock.lock(); |
| try { |
| return getThemeMargins(getTheme(widget), part, state, marginType); |
| } finally { |
| readLock.unlock(); |
| } |
| } |
| |
| private native static boolean isThemePartDefined(long theme, int part, int state); |
| |
| public static boolean isThemePartDefined(String widget, int part, int state) { |
| readLock.lock(); |
| try { |
| return isThemePartDefined(getTheme(widget), part, state); |
| } finally { |
| readLock.unlock(); |
| } |
| } |
| |
| public native static Color getColor(long theme, int part, int state, |
| int property); |
| |
| public static Color getColor(String widget, int part, int state, int property) { |
| readLock.lock(); |
| try { |
| return getColor(getTheme(widget), part, state, property); |
| } finally { |
| readLock.unlock(); |
| } |
| } |
| |
| public native static int getInt(long theme, int part, int state, |
| int property); |
| |
| public static int getInt(String widget, int part, int state, int property) { |
| readLock.lock(); |
| try { |
| return getInt(getTheme(widget), part, state, property); |
| } finally { |
| readLock.unlock(); |
| } |
| } |
| |
| public native static int getEnum(long theme, int part, int state, |
| int property); |
| |
| public static int getEnum(String widget, int part, int state, int property) { |
| readLock.lock(); |
| try { |
| return getEnum(getTheme(widget), part, state, property); |
| } finally { |
| readLock.unlock(); |
| } |
| } |
| |
| public native static boolean getBoolean(long theme, int part, int state, |
| int property); |
| |
| public static boolean getBoolean(String widget, int part, int state, |
| int property) { |
| readLock.lock(); |
| try { |
| return getBoolean(getTheme(widget), part, state, property); |
| } finally { |
| readLock.unlock(); |
| } |
| } |
| |
| public native static boolean getSysBoolean(long theme, int property); |
| |
| public static boolean getSysBoolean(String widget, int property) { |
| readLock.lock(); |
| try { |
| return getSysBoolean(getTheme(widget), property); |
| } finally { |
| readLock.unlock(); |
| } |
| } |
| |
| public native static Point getPoint(long theme, int part, int state, |
| int property); |
| |
| public static Point getPoint(String widget, int part, int state, int property) { |
| readLock.lock(); |
| try { |
| return getPoint(getTheme(widget), part, state, property); |
| } finally { |
| readLock.unlock(); |
| } |
| } |
| |
| public native static Dimension getPosition(long theme, int part, int state, |
| int property); |
| |
| public static Dimension getPosition(String widget, int part, int state, |
| int property) { |
| readLock.lock(); |
| try { |
| return getPosition(getTheme(widget), part,state,property); |
| } finally { |
| readLock.unlock(); |
| } |
| } |
| |
| public native static Dimension getPartSize(long theme, int part, int state); |
| |
| public static Dimension getPartSize(String widget, int part, int state) { |
| readLock.lock(); |
| try { |
| return getPartSize(getTheme(widget), part, state); |
| } finally { |
| readLock.unlock(); |
| } |
| } |
| |
| public native static long openTheme(String widget); |
| |
| public native static void closeTheme(long theme); |
| |
| public native static void setWindowTheme(String subAppName); |
| |
| private native static long getThemeTransitionDuration(long theme, int part, |
| int stateFrom, int stateTo, int propId); |
| public static long getThemeTransitionDuration(String widget, int part, |
| int stateFrom, int stateTo, int propId) { |
| readLock.lock(); |
| try { |
| return getThemeTransitionDuration(getTheme(widget), |
| part, stateFrom, stateTo, propId); |
| } finally { |
| readLock.unlock(); |
| } |
| } |
| public native static boolean isGetThemeTransitionDurationDefined(); |
| |
| private native static Insets getThemeBackgroundContentMargins(long theme, |
| int part, int state, int boundingWidth, int boundingHeight); |
| public static Insets getThemeBackgroundContentMargins(String widget, |
| int part, int state, int boundingWidth, int boundingHeight) { |
| readLock.lock(); |
| try { |
| return getThemeBackgroundContentMargins(getTheme(widget), |
| part, state, boundingWidth, boundingHeight); |
| } finally { |
| readLock.unlock(); |
| } |
| } |
| } |