01: /*
02: * @(#)SentEvent.java 1.8 06/10/10
03: *
04: * Copyright 1990-2006 Sun Microsystems, Inc. All Rights Reserved.
05: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
06: *
07: * This program is free software; you can redistribute it and/or
08: * modify it under the terms of the GNU General Public License version
09: * 2 only, as published by the Free Software Foundation.
10: *
11: * This program is distributed in the hope that it will be useful, but
12: * WITHOUT ANY WARRANTY; without even the implied warranty of
13: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14: * General Public License version 2 for more details (a copy is
15: * included at /legal/license.txt).
16: *
17: * You should have received a copy of the GNU General Public License
18: * version 2 along with this work; if not, write to the Free Software
19: * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20: * 02110-1301 USA
21: *
22: * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
23: * Clara, CA 95054 or visit www.sun.com if you need additional
24: * information or have any questions.
25: */
26:
27: package java.awt;
28:
29: import java.awt.AWTEvent;
30: import java.awt.ActiveEvent;
31: import sun.awt.AppContext;
32: import sun.awt.SunToolkit;
33:
34: /**
35: * A wrapping tag for a nested AWTEvent which indicates that the event was
36: * sent from another AppContext. The destination AppContext should handle the
37: * event even if it is currently blocked waiting for a SequencedEvent or
38: * another SentEvent to be handled.
39: *
40: * @version 1.8, 10/10/06
41: * @author David Mendenhall
42: */
43: class SentEvent extends AWTEvent implements ActiveEvent {
44: static final int ID = java.awt.event.FocusEvent.FOCUS_LAST + 2;
45:
46: boolean dispatched;
47: private AWTEvent nested;
48: private AppContext toNotify;
49:
50: SentEvent() {
51: this (null);
52: }
53:
54: SentEvent(AWTEvent nested) {
55: this (nested, null);
56: }
57:
58: SentEvent(AWTEvent nested, AppContext toNotify) {
59: super ((nested != null) ? nested.getSource() : Toolkit
60: .getDefaultToolkit(), ID);
61: this .nested = nested;
62: this .toNotify = toNotify;
63: }
64:
65: public void dispatch() {
66: try {
67: if (nested != null) {
68: Toolkit.getEventQueue().dispatchEvent(nested);
69: }
70: } finally {
71: dispatched = true;
72: if (toNotify != null) {
73: SunToolkit.postEvent(toNotify, new SentEvent());
74: }
75: synchronized (this ) {
76: notifyAll();
77: }
78: }
79: }
80:
81: final void dispose() {
82: dispatched = true;
83: if (toNotify != null) {
84: SunToolkit.postEvent(toNotify, new SentEvent());
85: }
86: synchronized (this) {
87: notifyAll();
88: }
89: }
90: }
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