01: /*
02: * Copyright 2003-2005 Sun Microsystems, Inc. All Rights Reserved.
03: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
04: *
05: * This code is free software; you can redistribute it and/or modify it
06: * under the terms of the GNU General Public License version 2 only, as
07: * published by the Free Software Foundation. Sun designates this
08: * particular file as subject to the "Classpath" exception as provided
09: * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22: * CA 95054 USA or visit www.sun.com if you need additional information or
23: * have any questions.
24: */
25:
26: package sun.awt.X11;
27:
28: /**
29: * This class represents AWT application root window functionality.
30: * Object of this class is singleton, all window reference it to have
31: * common logical ancestor
32: */
33: class XRootWindow extends XBaseWindow {
34: private static XRootWindow xawtRootWindow = null;
35:
36: static XRootWindow getInstance() {
37: XToolkit.awtLock();
38: try {
39: if (xawtRootWindow == null) {
40: xawtRootWindow = new XRootWindow();
41: xawtRootWindow.init(xawtRootWindow.getDelayedParams()
42: .delete(DELAYED));
43: }
44: return xawtRootWindow;
45: } finally {
46: XToolkit.awtUnlock();
47: }
48: }
49:
50: private XRootWindow() {
51: super (new XCreateWindowParams(new Object[] { DELAYED,
52: Boolean.TRUE }));
53: }
54:
55: public void postInit(XCreateWindowParams params) {
56: super .postInit(params);
57: setWMClass(getWMClass());
58: }
59:
60: protected String getWMName() {
61: return XToolkit.getAWTAppClassName();
62: }
63:
64: protected String[] getWMClass() {
65: return new String[] { XToolkit.getAWTAppClassName(),
66: XToolkit.getAWTAppClassName() };
67: }
68:
69: /* Fix 4976517. Return awt_root_shell to XToolkit.c */
70: private static long getXRootWindow() {
71: return getXAWTRootWindow().getWindow();
72: }
73: }
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