[PATCH virt-viewer 20/25] Make the display submenu insensitive if display can't be selected

[Marc-André Lureau <marcandre.lureau@xxxxxxxxx>]

---
 src/virt-viewer-app.c |   18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/src/virt-viewer-app.c b/src/virt-viewer-app.c
index 3d7ff68..a88264b 100644
--- a/src/virt-viewer-app.c
+++ b/src/virt-viewer-app.c
@@ -1635,15 +1635,31 @@ window_update_menu_displays_cb(gpointer key G_GNUC_UNUSED,
     while (tmp) {
         int *nth = tmp->data;
         VirtViewerWindow *vwin = VIRT_VIEWER_WINDOW(g_hash_table_lookup(self->priv->windows, nth));
+        VirtViewerDisplay *display = virt_viewer_window_get_display(vwin);
         GtkWidget *item;
-        gboolean visible;
+        gboolean visible, sensitive = FALSE;
         gchar *label;
 
         label = g_strdup_printf(_("Display %d"), *nth + 1);
         item = gtk_check_menu_item_new_with_label(label);
         g_free(label);
+
         visible = gtk_widget_get_visible(GTK_WIDGET(virt_viewer_window_get_window(vwin)));
         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(item), visible);
+
+        if (display) {
+            guint hint = virt_viewer_display_get_show_hint(display);
+
+            if (hint & VIRT_VIEWER_DISPLAY_SHOW_HINT_READY)
+                sensitive = TRUE;
+
+            if ((hint & VIRT_VIEWER_DISPLAY_SHOW_HINT_DISABLED) &&
+                virt_viewer_display_get_selectable(display))
+                sensitive = TRUE;
+        }
+
+        gtk_widget_set_sensitive(item, sensitive);
+
         g_signal_connect(G_OBJECT(item),
                          "toggled", G_CALLBACK(menu_display_visible_toggled_cb), vwin);
         gtk_menu_shell_append(submenu, item);
-- 
1.7.10.4