1 /* GtkGenericPeer.java - Has a hashcode. Yuck.
2 Copyright (C) 1998, 1999, 2002, 2006 Free Software Foundation, Inc.
4 This file is part of GNU Classpath.
6 GNU Classpath is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2, or (at your option)
11 GNU Classpath 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 for more details.
16 You should have received a copy of the GNU General Public License
17 along with GNU Classpath; see the file COPYING. If not, write to the
18 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
21 Linking this library statically or dynamically with other modules is
22 making a combined work based on this library. Thus, the terms and
23 conditions of the GNU General Public License cover the whole
26 As a special exception, the copyright holders of this library give you
27 permission to link this library with independent modules to produce an
28 executable, regardless of the license terms of these independent
29 modules, and to copy and distribute the resulting executable under
30 terms of your choice, provided that you also meet, for each linked
31 independent module, the terms and conditions of the license of that
32 module. An independent module is a module which is not derived from
33 or based on this library. If you modify this library, you may extend
34 this exception to your version of the library, but you are not
35 obligated to do so. If you do not wish to do so, delete this
36 exception statement from your version. */
39 package gnu
.java
.awt
.peer
.gtk
;
41 import java
.awt
.EventQueue
;
43 import java
.awt
.Toolkit
;
44 import java
.awt
.event
.ActionEvent
;
46 public class GtkGenericPeer
48 // Used by Native State Association (NSA) functions to map
49 // gtk_widget to peer object.
50 final int native_state
= getUniqueInteger ();
52 // Next native state value we will assign.
53 private static int next_native_state
= 0;
55 // The widget or other java-side object we wrap.
56 protected final Object awtWidget
;
59 * Dispose of our native state. Calls gtk_widget_destroy on the
60 * native widget and removes the awtWidget from the native state
61 * tables. Should be overridden by subclasses if this is not (all)
62 * that needs to be done.
64 public native void dispose ();
66 static EventQueue
q ()
68 return Toolkit
.getDefaultToolkit ().getSystemEventQueue ();
71 protected GtkGenericPeer (Object awtWidget
)
73 this.awtWidget
= awtWidget
;
76 protected void postActionEvent (String command
, int mods
)
78 q().postEvent (new ActionEvent (awtWidget
, ActionEvent
.ACTION_PERFORMED
,
82 // Return a unique integer for use in the native state mapping
83 // code. We can't use a hash code since that is not guaranteed to
85 static synchronized int getUniqueInteger ()
87 // Let's assume this will never wrap.
88 return next_native_state
++;
92 * Helper method to set Font for Gtk Widget.
94 protected void gtkWidgetModifyFont(Font f
)
96 gtkWidgetModifyFont(f
.getName(), f
.getStyle(), f
.getSize());
100 * Sets font for this Gtk Widget. Should be overridden by peers which
101 * are composed of different widgets or are contained in bins.
103 protected native void gtkWidgetModifyFont(String name
, int style
, int size
);
105 static void printCurrentThread ()
107 System
.out
.println ("gtkgenericpeer, thread: " + Thread
.currentThread ());