[tepl] ApplicationWindow: set_tab_group: notify prop. if TabGroup not empty

[Sébastien Wilmet <swilmet src gnome org>]

commit 1d768e5785c2bd631d5cfe68d28db6e9884f1eb7
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Thu Jul 27 11:53:07 2017 +0200

    ApplicationWindow: set_tab_group: notify prop. if TabGroup not empty
    
    If the TeplTabGroup already contains a TeplTab when calling
    tepl_application_window_set_tab_group(), notify the properties.

 tepl/tepl-application-window.c |   69 +++++++++++++++++++++++++++------------
 1 files changed, 48 insertions(+), 21 deletions(-)
---
diff --git a/tepl/tepl-application-window.c b/tepl/tepl-application-window.c
index 2cec80d..27dd304 100644
--- a/tepl/tepl-application-window.c
+++ b/tepl/tepl-application-window.c
@@ -625,13 +625,9 @@ tepl_application_window_get_application_window (TeplApplicationWindow *tepl_wind
 }
 
 static void
-active_tab_notify_cb (TeplTabGroup          *tab_group,
-                     GParamSpec            *pspec,
-                     TeplApplicationWindow *tepl_window)
+active_tab_changed (TeplApplicationWindow *tepl_window)
 {
        update_edit_actions_sensitivity (tepl_window);
-
-       g_object_notify (G_OBJECT (tepl_window), "active-tab");
 }
 
 static void
@@ -643,19 +639,16 @@ active_view_editable_notify_cb (GtkTextView           *active_view,
 }
 
 static void
-active_view_notify_cb (TeplTabGroup          *tab_group,
-                      GParamSpec            *pspec,
-                      TeplApplicationWindow *tepl_window)
+active_view_changed (TeplApplicationWindow *tepl_window)
 {
        TeplView *active_view;
 
        _tepl_signal_group_clear (&tepl_window->priv->view_signal_group);
 
-       active_view = tepl_tab_group_get_active_view (tab_group);
-
+       active_view = tepl_tab_group_get_active_view (TEPL_TAB_GROUP (tepl_window));
        if (active_view == NULL)
        {
-               goto exit;
+               return;
        }
 
        tepl_window->priv->view_signal_group = _tepl_signal_group_new (G_OBJECT (active_view));
@@ -665,9 +658,6 @@ active_view_notify_cb (TeplTabGroup          *tab_group,
                                                  "notify::editable",
                                                  G_CALLBACK (active_view_editable_notify_cb),
                                                  tepl_window));
-
-exit:
-       g_object_notify (G_OBJECT (tepl_window), "active-view");
 }
 
 static void
@@ -679,19 +669,16 @@ active_buffer_has_selection_notify_cb (GtkTextBuffer         *buffer,
 }
 
 static void
-active_buffer_notify_cb (TeplTabGroup          *tab_group,
-                        GParamSpec            *pspec,
-                        TeplApplicationWindow *tepl_window)
+active_buffer_changed (TeplApplicationWindow *tepl_window)
 {
        TeplBuffer *active_buffer;
 
        _tepl_signal_group_clear (&tepl_window->priv->buffer_signal_group);
 
-       active_buffer = tepl_tab_group_get_active_buffer (tab_group);
-
+       active_buffer = tepl_tab_group_get_active_buffer (TEPL_TAB_GROUP (tepl_window));
        if (active_buffer == NULL)
        {
-               goto exit;
+               goto end;
        }
 
        tepl_window->priv->buffer_signal_group = _tepl_signal_group_new (G_OBJECT (active_buffer));
@@ -702,9 +689,34 @@ active_buffer_notify_cb (TeplTabGroup          *tab_group,
                                                  G_CALLBACK (active_buffer_has_selection_notify_cb),
                                                  tepl_window));
 
-exit:
+end:
        update_edit_actions_sensitivity (tepl_window);
+}
+
+static void
+active_tab_notify_cb (TeplTabGroup          *tab_group,
+                     GParamSpec            *pspec,
+                     TeplApplicationWindow *tepl_window)
+{
+       active_tab_changed (tepl_window);
+       g_object_notify (G_OBJECT (tepl_window), "active-tab");
+}
+
+static void
+active_view_notify_cb (TeplTabGroup          *tab_group,
+                      GParamSpec            *pspec,
+                      TeplApplicationWindow *tepl_window)
+{
+       active_view_changed (tepl_window);
+       g_object_notify (G_OBJECT (tepl_window), "active-view");
+}
 
+static void
+active_buffer_notify_cb (TeplTabGroup          *tab_group,
+                        GParamSpec            *pspec,
+                        TeplApplicationWindow *tepl_window)
+{
+       active_buffer_changed (tepl_window);
        g_object_notify (G_OBJECT (tepl_window), "active-buffer");
 }
 
@@ -726,6 +738,8 @@ void
 tepl_application_window_set_tab_group (TeplApplicationWindow *tepl_window,
                                       TeplTabGroup          *tab_group)
 {
+       TeplTab *active_tab;
+
        g_return_if_fail (TEPL_IS_APPLICATION_WINDOW (tepl_window));
        g_return_if_fail (TEPL_IS_TAB_GROUP (tab_group));
 
@@ -755,6 +769,19 @@ tepl_application_window_set_tab_group (TeplApplicationWindow *tepl_window,
                                 G_CALLBACK (active_buffer_notify_cb),
                                 tepl_window,
                                 0);
+
+       active_tab = tepl_tab_group_get_active_tab (tab_group);
+       if (active_tab != NULL)
+       {
+               active_tab_changed (tepl_window);
+               g_object_notify (G_OBJECT (tepl_window), "active-tab");
+
+               active_view_changed (tepl_window);
+               g_object_notify (G_OBJECT (tepl_window), "active-view");
+
+               active_buffer_changed (tepl_window);
+               g_object_notify (G_OBJECT (tepl_window), "active-buffer");
+       }
 }
 
 /* ex:set ts=8 noet: */