From: Vivek Kasireddy <vivek.kasireddy@intel.com>

Pull the code that creates a new window associated with a notebook
tab into a separate function. This new function can be useful not
just when user wants to detach a tab but also in the future when
a new window creation is needed in other scenarios.

Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Marc-André Lureau <marcandre.lureau@redhat.com>
Cc: Daniel P. Berrangé <berrange@redhat.com>
Cc: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Vivek Kasireddy <vivek.kasireddy@intel.com>
Signed-off-by: Dongwon Kim <dongwon.kim@intel.com>
---
 ui/gtk.c | 65 +++++++++++++++++++++++++++++++-------------------------
 1 file changed, 36 insertions(+), 29 deletions(-)

diff --git a/ui/gtk.c b/ui/gtk.c
index 93b13b7a30..3bc84090c8 100644
--- a/ui/gtk.c
+++ b/ui/gtk.c
@@ -1396,6 +1396,41 @@ static gboolean gd_win_grab(void *opaque)
     return TRUE;
 }
 
+static void gd_tab_window_create(VirtualConsole *vc)
+{
+    GtkDisplayState *s = vc->s;
+
+    gtk_widget_set_sensitive(vc->menu_item, false);
+    vc->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+#if defined(CONFIG_OPENGL)
+    if (vc->gfx.esurface) {
+        eglDestroySurface(qemu_egl_display, vc->gfx.esurface);
+        vc->gfx.esurface = NULL;
+    }
+    if (vc->gfx.ectx) {
+        eglDestroyContext(qemu_egl_display, vc->gfx.ectx);
+        vc->gfx.ectx = NULL;
+    }
+#endif
+    gd_widget_reparent(s->notebook, vc->window, vc->tab_item);
+
+    g_signal_connect(vc->window, "delete-event",
+                     G_CALLBACK(gd_tab_window_close), vc);
+    gtk_widget_show_all(vc->window);
+
+    if (qemu_console_is_graphic(vc->gfx.dcl.con)) {
+        GtkAccelGroup *ag = gtk_accel_group_new();
+        gtk_window_add_accel_group(GTK_WINDOW(vc->window), ag);
+
+        GClosure *cb = g_cclosure_new_swap(G_CALLBACK(gd_win_grab),
+                                           vc, NULL);
+        gtk_accel_group_connect(ag, GDK_KEY_g, HOTKEY_MODIFIERS, 0, cb);
+    }
+
+    gd_update_geometry_hints(vc);
+    gd_update_caption(s);
+}
+
 static void gd_menu_untabify(GtkMenuItem *item, void *opaque)
 {
     GtkDisplayState *s = opaque;
@@ -1407,35 +1442,7 @@ static void gd_menu_untabify(GtkMenuItem *item, void *opaque)
                                        FALSE);
     }
     if (!vc->window) {
-        gtk_widget_set_sensitive(vc->menu_item, false);
-        vc->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
-#if defined(CONFIG_OPENGL)
-        if (vc->gfx.esurface) {
-            eglDestroySurface(qemu_egl_display, vc->gfx.esurface);
-            vc->gfx.esurface = NULL;
-        }
-        if (vc->gfx.ectx) {
-            eglDestroyContext(qemu_egl_display, vc->gfx.ectx);
-            vc->gfx.ectx = NULL;
-        }
-#endif
-        gd_widget_reparent(s->notebook, vc->window, vc->tab_item);
-
-        g_signal_connect(vc->window, "delete-event",
-                         G_CALLBACK(gd_tab_window_close), vc);
-        gtk_widget_show_all(vc->window);
-
-        if (qemu_console_is_graphic(vc->gfx.dcl.con)) {
-            GtkAccelGroup *ag = gtk_accel_group_new();
-            gtk_window_add_accel_group(GTK_WINDOW(vc->window), ag);
-
-            GClosure *cb = g_cclosure_new_swap(G_CALLBACK(gd_win_grab),
-                                               vc, NULL);
-            gtk_accel_group_connect(ag, GDK_KEY_g, HOTKEY_MODIFIERS, 0, cb);
-        }
-
-        gd_update_geometry_hints(vc);
-        gd_update_caption(s);
+        gd_tab_window_create(vc);
     }
 }
 
-- 
2.34.1