2004-02-11 Mike Kestner <mkestner@ximian.com>

* gtk/*.custom : return 0 length arrays, not null.

svn path=/trunk/gtk-sharp/; revision=22992

ChangeLog

@@ -1,3 +1,7 @@
+2004-02-11  Mike Kestner  <mkestner@ximian.com>
+
+	* gtk/*.custom : return 0 length arrays, not null.
+
 2004-02-11  Mike Kestner  <mkestner@ximian.com>
 
 	* gtk/Gtk.metadata : hide the GList API

gtk/Container.custom

@@ -11,7 +11,7 @@ public Widget[] Children {
 	get {
 		IntPtr list_ptr = gtk_container_get_children (Handle);
 		if (list_ptr == IntPtr.Zero)
-			return null;
+			return new Widget [0];
 
 		GLib.List list = new GLib.List (list_ptr, typeof (Gtk.Widget));
 		Widget[] result = new Widget [list.Count];
@@ -32,7 +32,7 @@ public Widget[] FocusChain {
 		IntPtr list_ptr;
 		bool success = gtk_container_get_focus_chain (Handle, out list_ptr);
 		if (!success)
-			return null;
+			return new Widget [0];
 
 		GLib.List list = new GLib.List (list_ptr, typeof (Gtk.Widget));
 		Widget[] result = new Widget [list.Count];

gtk/Gtk.metadata

@@ -15,6 +15,7 @@
   <attr path="/api/namespace/boxed[@cname='GtkTextIter']/method[@name='ForwardToTagToggle']/*/*[@type='GtkTextTag*']" name="null_ok">1</attr>
   <attr path="/api/namespace/boxed[@cname='GtkTreePath']/method[@name='GetIndices']" name="hidden">1</attr>
   <attr path="/api/namespace/callback[@cname='GtkClipboardGetFunc']/*/*[@type='GtkSelectionData*']" name="pass_as">ref</attr>
+  <attr path="/api/namespace/class[@cname='GtkAccel_']/method[@name='GroupsFromObject']" name="hidden">1</attr>
   <attr path="/api/namespace/class[@cname='GtkAccelerator_']/method[@name='GetDefaultModMask']/return-type" name="type">GdkModifierType</attr>
   <attr path="/api/namespace/class[@cname='GtkDrag_']/method[@name='DestSet']/*/*[@name='targets']" name="array">1</attr>
   <attr path="/api/namespace/class[@cname='GtkDrag_']/method[@name='DestSet']/*/*[@name='targets']" name="null_ok">1</attr>

gtk/TextChildAnchor.custom

@@ -11,7 +11,7 @@
 			get {
 				IntPtr raw_ret = gtk_text_child_anchor_get_widgets (Handle);
 				if (raw_ret == IntPtr.Zero)
-					return null;
+					return new Widget [0];
 				GLib.List list = new GLib.List(raw_ret, typeof (Widget));
 				Widget[] result = new Widget [list.Count];
 				for (int i = 0; i < list.Count; i++)

gtk/TreeSelection.custom

@@ -13,7 +13,7 @@
 			IntPtr list_ptr = gtk_tree_selection_get_selected_rows (Handle, out model_handle);
 			model = (Gtk.TreeModel) GLib.Object.GetObject(model_handle);
 			if (list_ptr == IntPtr.Zero)
-				return null;
+				return new TreePath [0];
 
 			GLib.List list = new GLib.List (list_ptr, typeof (Gtk.TreePath));
 			TreePath[] result = new TreePath [list.Count];

gtk/TreeView.custom

@@ -22,7 +22,7 @@
 			get {
 				IntPtr raw_ret = gtk_tree_view_get_columns (Handle);
 				if (raw_ret == IntPtr.Zero)
-					return null;
+					return new TreeViewColumn [0];
 				GLib.List list = new GLib.List (raw_ret, typeof (Gtk.TreeViewColumn));
 				TreeViewColumn[] result = new TreeViewColumn [list.Count];
 				for (int i = 0; i < list.Count; i++)

gtk/TreeViewColumn.custom

@@ -39,7 +39,7 @@
 			get {
 				IntPtr raw_ret = gtk_tree_view_column_get_cell_renderers (Handle);
 				if (raw_ret == IntPtr.Zero)
-					return null;
+					return new CellRenderer [0];
 				GLib.List list = new GLib.List (raw_ret, typeof (CellRenderer));
 				CellRenderer[] result = new CellRenderer [list.Count];
 				for (int i = 0; i < list.Count; i++)

gtk/Window.custom

@@ -35,6 +35,8 @@
 		public static Gdk.Pixbuf[] DefaultIconList {
 			get {
 				IntPtr raw_ret = gtk_window_get_default_icon_list();
+				if (raw_ret == IntPtr.Zero)
+					return new Gdk.Pixbuf [0];
 				GLib.List list = new GLib.List(raw_ret, typeof (Gdk.Pixbuf));
 				Gdk.Pixbuf[] result = new Gdk.Pixbuf [list.Count];
 				for (int i = 0; i < list.Count; i++)
@@ -69,6 +71,8 @@
 		public Gdk.Pixbuf[] IconList {
 			get {
 				IntPtr raw_ret = gtk_window_get_icon_list(Handle);
+				if (raw_ret == IntPtr.Zero)
+					return new Gdk.Pixbuf [0];
 				GLib.List list = new GLib.List(raw_ret, typeof (Gdk.Pixbuf));
 				Gdk.Pixbuf[] result = new Gdk.Pixbuf [list.Count];
 				for (int i = 0; i < list.Count; i++)
@@ -110,7 +114,7 @@
 		{
 			IntPtr raw_ret = gtk_window_list_toplevels();
 			if (raw_ret == IntPtr.Zero)
-				return null;
+				return new Window [0];
 
 			GLib.List list = new GLib.List(raw_ret, typeof (Gtk.Window));
 			Window[] result = new Window [list.Count];

gtk/gtk-api.xml

@@ -12236,7 +12236,7 @@
           <parameter type="GdkModifierType" name="accel_mods" />
         </parameters>
       </method>
-      <method name="GroupsFromObject" cname="gtk_accel_groups_from_object" shared="true">
+      <method name="GroupsFromObject" cname="gtk_accel_groups_from_object" shared="true" hidden="1">
         <return-type type="GSList*" />
         <parameters>
           <parameter type="GObject*" name="object" />