Fix #447: Preferences Enable Delete key

#447

The preference "Enable Delete key" is now used in the main window

src/layout_util.c

@@ -308,6 +308,16 @@ static void layout_menu_delete_cb(GtkAction *action, gpointer data)
 	file_util_delete(NULL, layout_selection_list(lw), layout_window(lw));
 }
 
+static void layout_menu_delete_key_cb(GtkAction *action, gpointer data)
+{
+	LayoutWindow *lw = data;
+
+	if (options->file_ops.enable_delete_key)
+		{
+		file_util_delete(NULL, layout_selection_list(lw), layout_window(lw));
+		}
+}
+
 static void layout_menu_disable_grouping_cb(GtkAction *action, gpointer data)
 {
 	LayoutWindow *lw = data;
@@ -1480,8 +1490,8 @@ static GtkActionEntry menu_entries[] = {
   { "Move",		NULL,			N_("_Move..."),				"<control>M",		N_("Move..."),				CB(layout_menu_move_cb) },
   { "Rename",		NULL,			N_("_Rename..."),			"<control>R",		N_("Rename..."),			CB(layout_menu_rename_cb) },
   { "Delete",		GTK_STOCK_DELETE,	N_("_Delete..."),			"<control>D",		N_("Delete..."),			CB(layout_menu_delete_cb) },
-  { "DeleteAlt1",	GTK_STOCK_DELETE,	N_("_Delete..."),			"Delete",		N_("Delete..."),			CB(layout_menu_delete_cb) },
-  { "DeleteAlt2",	GTK_STOCK_DELETE,	N_("_Delete..."),			"KP_Delete",		N_("Delete..."),			CB(layout_menu_delete_cb) },
+  { "DeleteAlt1",	GTK_STOCK_DELETE,	N_("_Delete..."),			"Delete",		N_("Delete..."),			CB(layout_menu_delete_key_cb) },
+  { "DeleteAlt2",	GTK_STOCK_DELETE,	N_("_Delete..."),			"KP_Delete",		N_("Delete..."),			CB(layout_menu_delete_key_cb) },
   { "EnableGrouping",	NULL,			N_("Enable file _grouping"),		NULL,			N_("Enable file grouping"),		CB(layout_menu_enable_grouping_cb) },
   { "DisableGrouping",	NULL,			N_("Disable file groupi_ng"),		NULL,			N_("Disable file grouping"),		CB(layout_menu_disable_grouping_cb) },
   { "CopyPath",		NULL,			N_("_Copy path to clipboard"),		NULL,			N_("Copy path to clipboard"),		CB(layout_menu_copy_path_cb) },