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/*
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* Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package sun.awt.X11;
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import java.awt.MenuItem;
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import java.awt.PopupMenu;
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import java.awt.Taskbar.Feature;
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import java.awt.peer.TaskbarPeer;
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import java.awt.event.ActionEvent;
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import sun.misc.ManagedLocalsThread;
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import java.security.AccessController;
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import sun.security.action.GetPropertyAction;
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final class XTaskbarPeer implements TaskbarPeer {
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private static boolean nativeLibraryLoaded = false;
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private static boolean initExecuted = false;
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private PopupMenu menu = null;
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private static void initWithLock() {
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XToolkit.awtLock();
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try {
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if (!initExecuted) {
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String dname = AccessController.doPrivileged(
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new GetPropertyAction("java.desktop.appName", ""));
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nativeLibraryLoaded = init(dname);
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if (nativeLibraryLoaded) {
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ManagedLocalsThread t
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= new ManagedLocalsThread(() -> {
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runloop();
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});
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t.setDaemon(true);
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t.start();
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}
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}
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} finally {
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initExecuted = true;
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XToolkit.awtUnlock();
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}
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}
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XTaskbarPeer() {
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initWithLock();
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}
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static boolean isTaskbarSupported() {
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initWithLock();
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return nativeLibraryLoaded;
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}
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@Override
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public boolean isSupported(Feature feature) {
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switch (feature) {
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case ICON_BADGE_NUMBER:
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case MENU:
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case PROGRESS_VALUE:
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case USER_ATTENTION:
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return true;
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default:
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return false;
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}
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}
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@Override
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public void setProgressValue(int value) {
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boolean visible
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= value >= 0
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&& value <= 100;
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double v = visible
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? (double) value / 100
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: 0d;
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updateProgress(v, visible);
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}
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@Override
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public void setIconBadge(String badge) {
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boolean visible = false;
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long val = 0;
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if (badge != null) {
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try {
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val = Long.parseLong(badge);
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visible = true;
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} catch (NumberFormatException e) {
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}
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}
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setBadge(val, visible);
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}
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@Override
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public PopupMenu getMenu() {
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return menu;
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}
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@Override
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public synchronized void setMenu(PopupMenu m) {
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this.menu = m;
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if (menu != null && menu.getItemCount() > 0) {
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int msize = menu.getItemCount();
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MenuItem[] items = new MenuItem[msize];
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for (int i = 0; i < msize; i++) {
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items[i] = menu.getItem(i);
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}
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setNativeMenu(items);
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} else {
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setNativeMenu(null);
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}
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}
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@Override
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public void requestUserAttention(boolean enabled, boolean critical) {
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setUrgent(enabled);
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}
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private static void menuItemCallback(MenuItem mi) {
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if (mi != null) {
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ActionEvent ae = new ActionEvent(mi, ActionEvent.ACTION_PERFORMED,
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mi.getActionCommand());
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try {
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XToolkit.awtLock();
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XToolkit.postEvent(XToolkit.targetToAppContext(ae.getSource()), ae);
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} finally {
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XToolkit.awtUnlock();
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}
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}
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}
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private static native boolean init(String name);
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private static native void runloop();
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private native void setBadge(long value, boolean visible);
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private native void updateProgress(double value, boolean visible);
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private native void setUrgent(boolean urgent);
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private native void setNativeMenu(MenuItem[] items);
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}
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