[Qemu-devel] [PATCH] gtk: Add control menu with stop, reset and power-down entries

[Jan Kiszka]

This adds basic guest control commands to a new menu - a nice
added-value for the GTK UI.

Signed-off-by: Jan Kiszka <jan.kis...@siemens.com>
---
 ui/gtk.c |   64 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 files changed, 63 insertions(+), 1 deletions(-)

diff --git a/ui/gtk.c b/ui/gtk.c
index bc4ec67..5445a61 100644
--- a/ui/gtk.c
+++ b/ui/gtk.c
@@ -84,6 +84,12 @@ typedef struct GtkDisplayState
     GtkWidget *file_menu;
     GtkWidget *quit_item;
 
+    GtkWidget *control_menu_item;
+    GtkWidget *control_menu;
+    GtkWidget *stop_item;
+    GtkWidget *reset_item;
+    GtkWidget *powerdown_item;
+
     GtkWidget *view_menu_item;
     GtkWidget *view_menu;
     GtkWidget *full_screen_item;
@@ -117,6 +123,8 @@ typedef struct GtkDisplayState
     GdkCursor *null_cursor;
     Notifier mouse_mode_notifier;
     gboolean free_scale;
+
+    bool external_stop_update;
 } GtkDisplayState;
 
 static GtkDisplayState *global_state;
@@ -160,14 +168,19 @@ static void gd_update_caption(GtkDisplayState *s)
     const char *status = "";
     gchar *title;
     const char *grab = "";
+    bool is_stopped = !runstate_is_running();
 
     if (gd_is_grab_active(s)) {
         grab = " - Press Ctrl+Alt+G to release grab";
     }
 
-    if (!runstate_is_running()) {
+    if (is_stopped) {
         status = " [Stopped]";
     }
+    s->external_stop_update = true;
+    gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->stop_item),
+                                   is_stopped);
+    s->external_stop_update = false;
 
     if (qemu_name) {
         title = g_strdup_printf("QEMU (%s)%s%s", qemu_name, status, grab);
@@ -589,6 +602,30 @@ static void gd_menu_quit(GtkMenuItem *item, void *opaque)
     qmp_quit(NULL);
 }
 
+static void gd_menu_stop(GtkMenuItem *item, void *opaque)
+{
+    GtkDisplayState *s = opaque;
+
+    if (s->external_stop_update) {
+        return;
+    }
+    if (runstate_is_running()) {
+        qmp_stop(NULL);
+    } else {
+        qmp_cont(NULL);
+    }
+}
+
+static void gd_menu_reset(GtkMenuItem *item, void *opaque)
+{
+    qmp_system_reset(NULL);
+}
+
+static void gd_menu_powerdown(GtkMenuItem *item, void *opaque)
+{
+    qmp_system_powerdown(NULL);
+}
+
 static void gd_menu_switch_vc(GtkMenuItem *item, void *opaque)
 {
     GtkDisplayState *s = opaque;
@@ -954,6 +991,12 @@ static void gd_connect_signals(GtkDisplayState *s)
 
     g_signal_connect(s->quit_item, "activate",
                      G_CALLBACK(gd_menu_quit), s);
+    g_signal_connect(s->stop_item, "activate",
+                     G_CALLBACK(gd_menu_stop), s);
+    g_signal_connect(s->reset_item, "activate",
+                     G_CALLBACK(gd_menu_reset), s);
+    g_signal_connect(s->powerdown_item, "activate",
+                     G_CALLBACK(gd_menu_powerdown), s);
     g_signal_connect(s->full_screen_item, "activate",
                      G_CALLBACK(gd_menu_full_screen), s);
     g_signal_connect(s->zoom_in_item, "activate",
@@ -995,6 +1038,22 @@ static void gd_create_menus(GtkDisplayState *s)
                                  "<QEMU>/File/Quit");
     gtk_accel_map_add_entry("<QEMU>/File/Quit", item.keyval, item.modifier);
 
+    s->control_menu = gtk_menu_new();
+    gtk_menu_set_accel_group(GTK_MENU(s->control_menu), accel_group);
+    s->control_menu_item = gtk_menu_item_new_with_mnemonic(_("_Control"));
+
+    s->stop_item = gtk_check_menu_item_new_with_mnemonic(_("_Stop"));
+    gtk_menu_append(GTK_MENU(s->control_menu), s->stop_item);
+
+    separator = gtk_separator_menu_item_new();
+    gtk_menu_append(GTK_MENU(s->control_menu), separator);
+
+    s->reset_item = gtk_image_menu_item_new_with_mnemonic(_("_Reset"));
+    gtk_menu_append(GTK_MENU(s->control_menu), s->reset_item);
+
+    s->powerdown_item = 
gtk_image_menu_item_new_with_mnemonic(_("_Power-down"));
+    gtk_menu_append(GTK_MENU(s->control_menu), s->powerdown_item);
+
     s->view_menu = gtk_menu_new();
     gtk_menu_set_accel_group(GTK_MENU(s->view_menu), accel_group);
     s->view_menu_item = gtk_menu_item_new_with_mnemonic(_("_View"));
@@ -1072,6 +1131,9 @@ static void gd_create_menus(GtkDisplayState *s)
     gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->file_menu_item), s->file_menu);
     gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->file_menu_item);
 
+    gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->control_menu_item), 
s->control_menu);
+    gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->control_menu_item);
+
     gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->view_menu_item), s->view_menu);
     gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->view_menu_item);
 }
-- 
1.7.3.4