[PATCH 1/2] ui/gtk: detach_all option for making all VCs detached upon starting

[Dongwon Kim]

With "detach-all=on" for display, all VCs are detached from the beginning.
This is useful when there are multiple displays assigned to a guest OS.

Signed-off-by: Dongwon Kim <dongwon....@intel.com>
Signed-off-by: Khairul Anuar Romli <khairul.anuar.ro...@intel.com>
---
 qapi/ui.json | 4 +++-
 ui/gtk.c     | 7 +++++++
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/qapi/ui.json b/qapi/ui.json
index 1052ca9c38..ff14bb2f46 100644
--- a/qapi/ui.json
+++ b/qapi/ui.json
@@ -1141,6 +1141,7 @@
 # @show-cursor:   Force showing the mouse cursor (default: off).
 #                 (since: 5.0)
 # @gl:            Enable OpenGL support (default: off).
+# @detach-all:    Detatch all VirtualConsoles from beginning (default: off).
 #
 # Since: 2.12
 #
@@ -1150,7 +1151,8 @@
                 '*full-screen'   : 'bool',
                 '*window-close'  : 'bool',
                 '*show-cursor'   : 'bool',
-                '*gl'            : 'DisplayGLMode' },
+                '*gl'            : 'DisplayGLMode',
+                '*detach-all'    : 'bool' },
   'discriminator' : 'type',
   'data'    : { 'gtk'            : 'DisplayGTK',
                 'curses'         : 'DisplayCurses',
diff --git a/ui/gtk.c b/ui/gtk.c
index ce885d2ca3..a07e5a049e 100644
--- a/ui/gtk.c
+++ b/ui/gtk.c
@@ -2211,6 +2211,7 @@ static void gtk_display_init(DisplayState *ds, 
DisplayOptions *opts)
     GdkDisplay *window_display;
     GtkIconTheme *theme;
     char *dir;
+    int i;
 
     if (!gtkinit) {
         fprintf(stderr, "gtk initialization failed\n");
@@ -2290,6 +2291,12 @@ static void gtk_display_init(DisplayState *ds, 
DisplayOptions *opts)
         gtk_menu_item_activate(GTK_MENU_ITEM(s->grab_on_hover_item));
     }
     gd_clipboard_init(s);
+
+    if (opts->detach_all) {
+        for (i = 0; i < s->nb_vcs - 1; i++) {
+            gtk_menu_item_activate(GTK_MENU_ITEM(s->untabify_item));
+        }
+    }
 }
 
 static void early_gtk_display_init(DisplayOptions *opts)
-- 
2.17.1