1 files changed, 302 insertions, 0 deletions
diff --git a/libjava/classpath/native/jni/gtk-peer/gnu_java_awt_peer_gtk_GtkFileDialogPeer.c b/libjava/classpath/native/jni/gtk-peer/gnu_java_awt_peer_gtk_GtkFileDialogPeer.c
new file mode 100644
index 000000000..10f512f29
--- /dev/null
+++ b/libjava/classpath/native/jni/gtk-peer/gnu_java_awt_peer_gtk_GtkFileDialogPeer.c
@@ -0,0 +1,302 @@
+/* gtkfiledialogpeer.c -- Native implementation of GtkFileDialogPeer
+   Copyright (C) 1998, 1999, 2002, 2004 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library.  Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module.  An independent module is a module which is not derived from
+or based on this library.  If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so.  If you do not wish to do so, delete this
+exception statement from your version. */
+
+
+#include "gtkpeer.h"
+#include "gnu_java_awt_peer_gtk_GtkComponentPeer.h"
+#include "gnu_java_awt_peer_gtk_GtkFileDialogPeer.h"
+
+#define AWT_FILEDIALOG_LOAD 0
+#define AWT_FILEDIALOG_SAVE 1
+
+static void handle_response_cb (GtkDialog *dialog,
+                                gint responseId,
+                                jobject peer_obj);
+
+static jmethodID gtkSetFilenameID;
+static jmethodID gtkHideFileDialogID;
+static jmethodID gtkDisposeFileDialogID;
+static jmethodID filenameFilterCallbackID;
+
+void
+cp_gtk_filedialog_init_jni (void)
+{
+  jclass gtkfiledialogpeer;
+
+  gtkfiledialogpeer =
+    (*cp_gtk_gdk_env())->FindClass (cp_gtk_gdk_env(),
+                                    "gnu/java/awt/peer/gtk/GtkFileDialogPeer");
+
+  gtkDisposeFileDialogID =
+    (*cp_gtk_gdk_env())->GetMethodID (cp_gtk_gdk_env(),
+                                      gtkfiledialogpeer,
+                                      "gtkDisposeFileDialog", "()V");
+
+  gtkHideFileDialogID =
+    (*cp_gtk_gdk_env())->GetMethodID (cp_gtk_gdk_env(),
+                                      gtkfiledialogpeer,
+                                      "gtkHideFileDialog", "()V");
+
+  gtkSetFilenameID =
+    (*cp_gtk_gdk_env())->GetMethodID (cp_gtk_gdk_env(),
+                                      gtkfiledialogpeer,
+                                      "gtkSetFilename",
+                                      "(Ljava/lang/String;)V");
+
+  filenameFilterCallbackID =
+    (*cp_gtk_gdk_env())->GetMethodID (cp_gtk_gdk_env(),
+                                      gtkfiledialogpeer,
+                                      "filenameFilterCallback",
+                                      "(Ljava/lang/String;)Z");
+}
+
+/*
+ * Make a new file selection dialog
+ */
+
+JNIEXPORT void JNICALL 
+Java_gnu_java_awt_peer_gtk_GtkFileDialogPeer_create 
+  (JNIEnv *env, jobject obj, jobject parent, jint mode)
+{
+  void *parentp;
+  gpointer widget;
+
+  gdk_threads_enter ();
+  
+  /* Create global reference and save it for future use */
+  gtkpeer_set_global_ref (env, obj);
+
+  parentp = gtkpeer_get_widget(env, parent);
+
+  if (mode == AWT_FILEDIALOG_LOAD)
+    widget = gtk_file_chooser_dialog_new
+      ("Open File",
+       GTK_WINDOW(parentp),
+       GTK_FILE_CHOOSER_ACTION_OPEN,
+       GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
+       GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
+       NULL);
+  else
+    {
+      widget = gtk_file_chooser_dialog_new
+        ("Save File",
+         GTK_WINDOW(parentp),
+         GTK_FILE_CHOOSER_ACTION_SAVE,
+         GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
+         GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
+         NULL);
+#if GTK_MINOR_VERSION >= 8
+      gtk_file_chooser_set_do_overwrite_confirmation
+        (GTK_FILE_CHOOSER (widget), TRUE);
+#endif
+    }
+
+
+  /* GtkFileChooserDialog is not modal by default */
+  gtk_window_set_modal (GTK_WINDOW (widget), TRUE);
+
+  /* We must add this window to the group so input in the others are
+     disable while it is being shown */
+  gtk_window_group_add_window (cp_gtk_global_window_group,
+                               GTK_WINDOW (widget));
+
+  gtkpeer_set_widget (env, obj, widget);
+
+  gdk_threads_leave ();
+}
+
+JNIEXPORT void JNICALL 
+Java_gnu_java_awt_peer_gtk_GtkFileDialogPeer_connectSignals
+  (JNIEnv *env, jobject obj)
+{
+  void *ptr = NULL;
+  jobject gref;
+
+  gdk_threads_enter ();
+
+  ptr = gtkpeer_get_widget (env, obj);
+  gref = gtkpeer_get_global_ref (env, obj);
+
+  /* FileDialog signals */
+  g_signal_connect (G_OBJECT (ptr), "response",
+		    G_CALLBACK (handle_response_cb), gref);
+
+  /* Component signals */
+  cp_gtk_component_connect_signals (G_OBJECT (ptr), gref);
+
+  gdk_threads_leave ();
+}
+
+JNIEXPORT jstring JNICALL 
+Java_gnu_java_awt_peer_gtk_GtkFileDialogPeer_nativeGetDirectory
+    (JNIEnv *env, jobject obj)
+{
+  void *ptr;
+  const char *str;
+
+  gdk_threads_enter ();
+
+  ptr = gtkpeer_get_widget (env, obj);
+
+  str = gtk_file_chooser_get_current_folder (GTK_FILE_CHOOSER(ptr));
+
+  gdk_threads_leave ();
+
+  return (*env)->NewStringUTF(env, str);
+}
+
+
+/* This function interfaces with the Java callback method of the same name.
+   This function extracts the filename from the GtkFileFilterInfo object,
+   and passes it to the Java method.  The Java method will call the filter's
+   accept() method and will give back the return value. */
+static gboolean filename_filter_cb (const GtkFileFilterInfo *filter_info,
+					gpointer obj)
+{
+  jstring *filename;
+  gboolean accepted;
+
+  filename = (*cp_gtk_gdk_env())->NewStringUTF(cp_gtk_gdk_env(), filter_info->filename);
+
+  accepted = (*cp_gtk_gdk_env())->CallBooleanMethod(cp_gtk_gdk_env(), obj,
+                                                    filenameFilterCallbackID,
+                                                    filename);
+
+  return accepted;
+}
+
+JNIEXPORT void JNICALL 
+Java_gnu_java_awt_peer_gtk_GtkFileDialogPeer_nativeSetFilenameFilter
+    (JNIEnv *env, jobject obj, jobject filter_obj __attribute__((unused)))
+{
+  void *ptr;
+  GtkFileFilter *filter;
+
+  gdk_threads_enter ();
+
+  ptr = gtkpeer_get_widget (env, obj);
+
+  filter = gtk_file_filter_new();
+  gtk_file_filter_add_custom(filter, GTK_FILE_FILTER_FILENAME,
+			     filename_filter_cb, obj, NULL);
+
+  gtk_file_chooser_set_filter(GTK_FILE_CHOOSER(ptr), filter);
+
+  gdk_threads_leave ();
+}
+
+JNIEXPORT void JNICALL 
+Java_gnu_java_awt_peer_gtk_GtkFileDialogPeer_nativeSetDirectory
+    (JNIEnv *env, jobject obj, jstring directory)
+{
+  void *ptr;
+  const char *str;
+
+  gdk_threads_enter ();
+
+  ptr = gtkpeer_get_widget (env, obj);
+
+  str = (*env)->GetStringUTFChars (env, directory, 0);
+
+  gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER(ptr), str);
+
+  (*env)->ReleaseStringUTFChars (env, directory, str);
+
+  gdk_threads_leave ();
+}
+
+JNIEXPORT void JNICALL 
+Java_gnu_java_awt_peer_gtk_GtkFileDialogPeer_nativeSetFile 
+    (JNIEnv *env, jobject obj, jstring filename)
+{
+  void *ptr;
+  const char *str;
+
+  gdk_threads_enter ();
+
+  ptr = gtkpeer_get_widget (env, obj);
+    
+  str = (*env)->GetStringUTFChars (env, filename, 0);
+     
+  gtk_file_chooser_set_filename (GTK_FILE_CHOOSER (ptr), str);
+
+  (*env)->ReleaseStringUTFChars (env, filename, str);
+
+  gdk_threads_leave ();
+}
+
+static void
+handle_response_cb (GtkDialog *dialog __attribute__((unused)),
+                    gint responseId,
+                    jobject peer_obj)
+{
+  void *ptr;
+  G_CONST_RETURN gchar *fileName;
+  jstring str_fileName = NULL;
+
+  /* We only need this for the case when the user closed the window,
+     or clicked ok or cancel. */
+  if (responseId != GTK_RESPONSE_DELETE_EVENT
+      && responseId != GTK_RESPONSE_ACCEPT
+      && responseId != GTK_RESPONSE_CANCEL)
+    return;
+
+  ptr = gtkpeer_get_widget (cp_gtk_gdk_env(), peer_obj);
+
+  if (responseId == GTK_RESPONSE_DELETE_EVENT)
+  {
+    /* We can dispose of the dialog now (and unblock show) */
+    (*cp_gtk_gdk_env())->CallVoidMethod (cp_gtk_gdk_env(), peer_obj,
+                                         gtkDisposeFileDialogID);
+
+    return;
+  }
+
+  if (responseId == GTK_RESPONSE_ACCEPT)
+    {
+      fileName = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (GTK_WIDGET (ptr)));
+      str_fileName = (*cp_gtk_gdk_env())->NewStringUTF (cp_gtk_gdk_env(), fileName);
+    }
+
+  /* Set the Java object field 'file' with this value. */
+  (*cp_gtk_gdk_env())->CallVoidMethod (cp_gtk_gdk_env(), peer_obj,
+                                       gtkSetFilenameID, str_fileName);
+
+  /* We can hide the dialog now (and unblock show) */
+  (*cp_gtk_gdk_env())->CallVoidMethod (cp_gtk_gdk_env(), peer_obj,
+                                       gtkHideFileDialogID);
+}