libjava/jni/gtk-peer/gnu_java_awt_peer_gtk_GtkPanelPeer.c

   1 /* gtkpanelpeer.c -- Native implementation of GtkPanelPeer
   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., 59 Temple Place, Suite 330, Boston, MA
  19 02111-1307 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 #include "gtkpeer.h"
  40 #include "gnu_java_awt_peer_gtk_GtkComponentPeer.h"
  41 #include "gnu_java_awt_peer_gtk_GtkPanelPeer.h"
  42
  43 JNIEXPORT void JNICALL
  44 Java_gnu_java_awt_peer_gtk_GtkPanelPeer_create
  45   (JNIEnv *env, jobject obj)
  46 {
  47   gpointer widget;
  48
  49   /* Create global reference and save it for future use */
  50   NSA_SET_GLOBAL_REF (env, obj);
  51
  52   gdk_threads_enter ();
  53
  54   widget = gtk_layout_new (NULL, NULL);
  55
  56   gdk_threads_leave ();
  57
  58   NSA_SET_PTR (env, obj, widget);
  59 }
  60
  61 typedef struct _GtkLayoutChild   GtkLayoutChild;
  62
  63 struct _GtkLayoutChild {
  64   GtkWidget *widget;
  65   gint x;
  66   gint y;
  67 };
  68
  69 JNIEXPORT void JNICALL
  70 Java_gnu_java_awt_peer_gtk_GtkPanelPeer_connectJObject
  71   (JNIEnv *env, jobject obj)
  72 {
  73   void *ptr;
  74
  75   ptr = NSA_GET_PTR (env, obj);
  76
  77   gdk_threads_enter ();
  78   gtk_widget_realize (GTK_WIDGET (ptr));
  79   connect_awt_hook (env, obj, 1, GTK_LAYOUT (ptr)->bin_window);
  80
  81   gdk_threads_leave ();
  82 }
  83
  84 JNIEXPORT void JNICALL
  85 Java_gnu_java_awt_peer_gtk_GtkPanelPeer_connectSignals
  86   (JNIEnv *env, jobject obj)
  87 {
  88   void *ptr = NSA_GET_PTR (env, obj);
  89   jobject *gref = NSA_GET_GLOBAL_REF (env, obj);
  90   g_assert (gref);
  91
  92   gdk_threads_enter ();
  93   gtk_widget_realize (GTK_WIDGET (ptr));
  94
  95   /* FIXME: If we don't need this then remove this method. */
  96 /*    g_signal_connect (G_OBJECT (ptr), "size_request", GTK_SIGNAL_FUNC (sr), */
  97 /*                    NULL); */
  98   gdk_threads_leave ();
  99
 100   /* Connect the superclass signals.  */
 101   Java_gnu_java_awt_peer_gtk_GtkComponentPeer_connectSignals (env, obj);
 102 }
 103
 104 /* FIXME: The following doesn't seem to be used.
 105    Is not declared as a native function in GtkPanelPeer.java */
 106 /*
 107  * Make a new panel.
 108  */
 109 JNIEXPORT void JNICALL
 110 Java_gnu_java_awt_peer_gtk_GtkPanelPeer_gtkPanelNew
 111     (JNIEnv *env, jobject obj, jobject parent_obj)
 112 {
 113   GtkWidget *layout;
 114   void *parent;
 115
 116   /* Create global reference and save it for future use */
 117   NSA_SET_GLOBAL_REF (env, obj);
 118
 119   parent = NSA_GET_PTR (env, parent_obj);
 120
 121   gdk_threads_enter ();
 122
 123   layout = gtk_layout_new (NULL, NULL);
 124
 125   set_parent (layout, GTK_CONTAINER (parent));
 126
 127   gtk_widget_realize (layout);
 128
 129   connect_awt_hook (env, obj, 1, GTK_LAYOUT (layout)->bin_window);
 130
 131   set_visible (layout, 1);
 132
 133   gdk_threads_leave ();
 134
 135   NSA_SET_PTR (env, obj, layout);
 136 }
 137
 138