[gimp] app: invoke the right action when the quick mask button is clicked

[Michael Natterer <mitch src gnome org>]

commit aa0afe0d011b5b934368d4d58135d5cb2d4f1944
Author: Michael Natterer <mitch gimp org>
Date:   Sat Oct 1 01:06:02 2016 +0200

    app: invoke the right action when the quick mask button is clicked
    
    instead of implementing the toggling in display/. One more bit
    moved to actiona/.

 app/display/gimpdisplayshell-callbacks.c |   11 +++++++++--
 app/widgets/gimpuimanager.c              |   19 +++++++++++++++++++
 app/widgets/gimpuimanager.h              |    4 ++++
 3 files changed, 32 insertions(+), 2 deletions(-)
---
diff --git a/app/display/gimpdisplayshell-callbacks.c b/app/display/gimpdisplayshell-callbacks.c
index ba3064a..b8834a3 100644
--- a/app/display/gimpdisplayshell-callbacks.c
+++ b/app/display/gimpdisplayshell-callbacks.c
@@ -306,9 +306,16 @@ gimp_display_shell_quick_mask_toggled (GtkWidget        *widget,
 
   if (active != gimp_image_get_quick_mask_state (image))
     {
-      gimp_image_set_quick_mask_state (image, active);
+      GimpImageWindow *window = gimp_display_shell_get_window (shell);
+
+      if (window)
+        {
+          GimpUIManager *manager = gimp_image_window_get_ui_manager (window);
 
-      gimp_image_flush (image);
+          gimp_ui_manager_toggle_action (manager,
+                                         "quick-mask", "quick-mask-toggle",
+                                         active);
+        }
     }
 }
 
diff --git a/app/widgets/gimpuimanager.c b/app/widgets/gimpuimanager.c
index a66f3dc..7c26e29 100644
--- a/app/widgets/gimpuimanager.c
+++ b/app/widgets/gimpuimanager.c
@@ -522,6 +522,25 @@ gimp_ui_manager_activate_action (GimpUIManager *manager,
   return (action != NULL);
 }
 
+gboolean
+gimp_ui_manager_toggle_action (GimpUIManager *manager,
+                               const gchar   *group_name,
+                               const gchar   *action_name,
+                               gboolean       active)
+{
+  GtkAction *action;
+
+  g_return_val_if_fail (GIMP_IS_UI_MANAGER (manager), FALSE);
+  g_return_val_if_fail (action_name != NULL, FALSE);
+
+  action = gimp_ui_manager_find_action (manager, group_name, action_name);
+
+  if (GTK_IS_TOGGLE_ACTION (action))
+    gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action),
+                                  active ? TRUE : FALSE);
+
+  return GTK_IS_TOGGLE_ACTION (action);
+}
 
 void
 gimp_ui_manager_ui_register (GimpUIManager          *manager,
diff --git a/app/widgets/gimpuimanager.h b/app/widgets/gimpuimanager.h
index 712cd50..252de05 100644
--- a/app/widgets/gimpuimanager.h
+++ b/app/widgets/gimpuimanager.h
@@ -89,6 +89,10 @@ GtkAction     * gimp_ui_manager_find_action     (GimpUIManager      *manager,
 gboolean        gimp_ui_manager_activate_action (GimpUIManager      *manager,
                                                  const gchar        *group_name,
                                                  const gchar        *action_name);
+gboolean        gimp_ui_manager_toggle_action   (GimpUIManager      *manager,
+                                                 const gchar        *group_name,
+                                                 const gchar        *action_name,
+                                                 gboolean            active);
 
 void            gimp_ui_manager_ui_register (GimpUIManager          *manager,
                                              const gchar            *ui_path,