virt-viewer/virt-viewer-0.0.3-keyboard-grab.patch

Only in virt-viewer-0.0.3.orig/src: .#main.c
Only in virt-viewer-0.0.3.orig/src: #main.c#
diff -rup virt-viewer-0.0.3.orig/src/main.c virt-viewer-0.0.3.new/src/main.c
--- virt-viewer-0.0.3.orig/src/main.c	2009-05-07 12:40:03.000000000 +0100
+++ virt-viewer-0.0.3.new/src/main.c	2009-05-07 12:49:34.000000000 +0100
@@ -81,16 +81,21 @@ struct menuItem {
 	guint menu;
 	GtkWidget *label;
 	const char *ungrabbed_text;
-	const char *grabbed_text;
 };
 
 static struct menuItem menuItems[] = {
-	{ FILE_MENU, NULL, "_File", "File" },
-	{ VIEW_MENU, NULL, "_View", "View" },
-	{ SEND_KEY_MENU, NULL, "_Send Key", "Send Key" },
-	{ HELP_MENU, NULL, "_Help", "Help" }
+	{ FILE_MENU, NULL, "_File" },
+	{ VIEW_MENU, NULL, "_View" },
+	{ SEND_KEY_MENU, NULL, "_Send Key"},
+	{ HELP_MENU, NULL, "_Help" },
 };
 
+static gboolean accelEnabled = TRUE;
+static GValue accelSetting;
+static GSList *accelList = NULL;
+static int accelMenuSig[LAST_MENU];
+
+
 static void viewer_set_title(VncDisplay *vnc G_GNUC_UNUSED, GtkWidget *window, gboolean grabbed)
 {
 	char title[1024];
@@ -109,24 +114,89 @@ static void viewer_set_title(VncDisplay 
 
 static void viewer_grab(GtkWidget *vnc, GtkWidget *window)
 {
+	viewer_set_title(VNC_DISPLAY(vnc), window, TRUE);
+}
+
+static void viewer_ungrab(GtkWidget *vnc, GtkWidget *window)
+{
+	viewer_set_title(VNC_DISPLAY(vnc), window, FALSE);
+}
+
+static void viewer_ignore_accel(GtkWidget *menu G_GNUC_UNUSED,
+				GtkWindow *window G_GNUC_UNUSED)
+{
+	/* ignore accelerator */
+}
+
+
+static void viewer_disable_modifiers(GtkWindow *window)
+{
+	GtkSettings *settings = gtk_settings_get_default();
+	GValue empty;
+	GSList *accels;
 	int i;
 
-	viewer_set_title(VNC_DISPLAY(vnc), window, TRUE);
+	if (!accelEnabled)
+		return;
+
+	/* This stops F10 activating menu bar */
+	memset(&empty, 0, sizeof empty);
+	g_value_init(&empty, G_TYPE_STRING);
+	g_object_get_property(G_OBJECT(settings), "gtk-menu-bar-accel", &accelSetting);
+	g_object_set_property(G_OBJECT(settings), "gtk-menu-bar-accel", &empty);
+
+	/* This stops global accelerators like Ctrl+Q == Quit */
+	for (accels = accelList ; accels ; accels = accels->next) {
+		gtk_window_remove_accel_group(GTK_WINDOW(window), accels->data);
+	}
 
-	for (i = 0 ; i < LAST_MENU; i++) {
-		gtk_label_set_text_with_mnemonic(GTK_LABEL(menuItems[i].label), menuItems[i].grabbed_text);
+	/* This stops menu bar shortcuts like Alt+F == File */
+	for (i = 0 ; i < LAST_MENU ; i++) {
+		GtkWidget *menu = menuItems[i].label;
+		accelMenuSig[i] =
+			g_signal_connect(GTK_OBJECT(menu), "mnemonic-activate",
+					 GTK_SIGNAL_FUNC(viewer_ignore_accel), window);
 	}
+
+	accelEnabled = FALSE;
 }
 
-static void viewer_ungrab(GtkWidget *vnc, GtkWidget *window)
+
+static void viewer_enable_modifiers(GtkWindow *window)
 {
+	GtkSettings *settings = gtk_settings_get_default();
+        GSList *accels;
 	int i;
 
-	viewer_set_title(VNC_DISPLAY(vnc), window, FALSE);
+	if (accelEnabled)
+		return;
+
+	/* This allows F10 activating menu bar */
+	g_object_set_property(G_OBJECT(settings), "gtk-menu-bar-accel", &accelSetting);
 
-	for (i = 0 ; i < LAST_MENU; i++) {
-		gtk_label_set_text_with_mnemonic(GTK_LABEL(menuItems[i].label), menuItems[i].ungrabbed_text);
+	/* This allows global accelerators like Ctrl+Q == Quit */
+	for (accels = accelList ; accels ; accels = accels->next) {
+		gtk_window_add_accel_group(GTK_WINDOW(window), accels->data);
 	}
+
+	/* This allows menu bar shortcuts like Alt+F == File */
+	for (i = 0 ; i < LAST_MENU ; i++) {
+		GtkWidget *menu = menuItems[i].label;
+		g_signal_handler_disconnect(GTK_OBJECT(menu),
+					    accelMenuSig[i]);
+	}
+
+	accelEnabled = TRUE;
+}
+
+static void viewer_key_grab(GtkWidget *vnc G_GNUC_UNUSED, GtkWidget *window)
+{
+	viewer_disable_modifiers(GTK_WINDOW(window));
+}
+
+static void viewer_key_ungrab(GtkWidget *vnc G_GNUC_UNUSED, GtkWidget *window)
+{
+	viewer_enable_modifiers(GTK_WINDOW(window));
 }
 
 static void viewer_shutdown(GtkWidget *src G_GNUC_UNUSED, void *dummy G_GNUC_UNUSED, GtkWidget *vnc)
@@ -528,11 +598,19 @@ static GtkWidget *viewer_build_window(Vn
 	gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
 
 	if (with_menubar) {
+		GSList *accels;
 		layout = gtk_vbox_new(FALSE, 3);
 		menubar = viewer_build_menu(vnc, window, gtk_widget_is_composited(window));
 		gtk_container_add(GTK_CONTAINER(window), layout);
 		gtk_container_add_with_properties(GTK_CONTAINER(layout), menubar, "expand", FALSE, NULL);
 		gtk_container_add_with_properties(GTK_CONTAINER(layout), GTK_WIDGET(vnc), "expand", TRUE, NULL);
+
+		accels = gtk_accel_groups_from_object(G_OBJECT(window));
+		for ( ; accels ; accels = accels->next) {
+			accelList = g_slist_append(accelList, accels->data);
+			g_object_ref(G_OBJECT(accels->data));
+		}
+
 	} else
 		gtk_container_add(GTK_CONTAINER(window), GTK_WIDGET(vnc));
 
@@ -541,6 +619,11 @@ static GtkWidget *viewer_build_window(Vn
 	gtk_signal_connect(GTK_OBJECT(vnc), "vnc-pointer-ungrab",
 			   GTK_SIGNAL_FUNC(viewer_ungrab), window);
 
+	gtk_signal_connect(GTK_OBJECT(vnc), "vnc-keyboard-grab",
+			   GTK_SIGNAL_FUNC(viewer_key_grab), window);
+	gtk_signal_connect(GTK_OBJECT(vnc), "vnc-keyboard-ungrab",
+			   GTK_SIGNAL_FUNC(viewer_key_ungrab), window);
+
 	gtk_signal_connect(GTK_OBJECT(window), "delete-event",
 			   GTK_SIGNAL_FUNC(viewer_shutdown), vnc);