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1: /* GtkGenericPeer.java - Has a hashcode. Yuck. 2: Copyright (C) 1998, 1999, 2002 Free Software Foundation, Inc. 3: 4: This file is part of GNU Classpath. 5: 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) 9: any later version. 10: 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. 15: 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 19: 02110-1301 USA. 20: 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 24: combination. 25: 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. */ 37: 38: 39: package gnu.java.awt.peer.gtk; 40: 41: import java.awt.EventQueue; 42: import java.awt.Toolkit; 43: import java.awt.event.ActionEvent; 44: 45: public class GtkGenericPeer 46: { 47: final int native_state = getUniqueInteger (); 48: 49: // Next native state value we will assign. 50: private static int next_native_state = 0; 51: 52: // The widget or other java-side object we wrap. 53: protected Object awtWidget; 54: 55: // Global event queue. 56: protected static EventQueue q = null; 57: 58: // Dispose of our native state. 59: public native void dispose (); 60: 61: static EventQueue q () 62: { 63: return Toolkit.getDefaultToolkit ().getSystemEventQueue (); 64: } 65: 66: protected GtkGenericPeer (Object awtWidget) 67: { 68: this.awtWidget = awtWidget; 69: } 70: 71: public static void enableQueue (EventQueue sq) 72: { 73: if (q == null) 74: q = sq; 75: } 76: 77: protected void postActionEvent (String command, int mods) 78: { 79: q().postEvent (new ActionEvent (awtWidget, ActionEvent.ACTION_PERFORMED, 80: command, mods)); 81: } 82: 83: // Return a unique integer for use in the native state mapping 84: // code. We can't use a hash code since that is not guaranteed to 85: // be unique. 86: static synchronized int getUniqueInteger () 87: { 88: // Let's assume this will never wrap. 89: return next_native_state++; 90: } 91: 92: native void gtkWidgetModifyFont (String name, int style, int size); 93: 94: static void printCurrentThread () 95: { 96: System.out.println ("gtkgenericpeer, thread: " + Thread.currentThread ()); 97: } 98: }