[sysprof] window: stop the profiler when closing the window

[Christian Hergert <chergert src gnome org>]

commit 82bdda6f6fddb768f298940ee34efcb656b54b6a
Author: Christian Hergert <chergert redhat com>
Date:   Thu Apr 14 05:49:01 2016 -0700

    window: stop the profiler when closing the window
    
    This is probably more useful when having multiple windows up, so try to
    clean things up by stopping the profiler and delaying the close.

 src/sp-window.c |   34 ++++++++++++++++++++++++++++++++++
 1 files changed, 34 insertions(+), 0 deletions(-)
---
diff --git a/src/sp-window.c b/src/sp-window.c
index f9a4cfd..d175eb8 100644
--- a/src/sp-window.c
+++ b/src/sp-window.c
@@ -50,6 +50,8 @@ struct _SpWindow
   GtkStack             *view_stack;
 
   guint                 stats_handler;
+
+  guint                 closing : 1;
 };
 
 G_DEFINE_TYPE (SpWindow, sp_window, GTK_TYPE_APPLICATION_WINDOW)
@@ -425,6 +427,12 @@ sp_window_profiler_stopped (SpWindow   *self,
 
   sp_window_disable_stats (self);
 
+  if (self->closing)
+    {
+      gtk_window_close (GTK_WINDOW (self));
+      return;
+    }
+
   if (self->state == SP_WINDOW_STATE_FAILED)
     return;
 
@@ -650,6 +658,31 @@ sp_window_screenshot (GSimpleAction *action,
   gtk_window_present (window);
 }
 
+static gboolean
+sp_window_delete_event (GtkWidget   *widget,
+                        GdkEventAny *event)
+{
+  SpWindow *self = (SpWindow *)widget;
+
+  g_assert (SP_IS_WINDOW (self));
+  g_assert (event != NULL);
+
+  if (self->state == SP_WINDOW_STATE_RECORDING)
+    {
+      if (self->profiler != NULL)
+        {
+          if (self->closing == FALSE)
+            {
+              self->closing = TRUE;
+              sp_profiler_stop (self->profiler);
+              return GDK_EVENT_STOP;
+            }
+        }
+    }
+
+  return GDK_EVENT_PROPAGATE;
+}
+
 static void
 sp_window_destroy (GtkWidget *widget)
 {
@@ -685,6 +718,7 @@ sp_window_class_init (SpWindowClass *klass)
 
   object_class->constructed = sp_window_constructed;
 
+  widget_class->delete_event = sp_window_delete_event;
   widget_class->destroy = sp_window_destroy;
 
   signals [START_RECORDING] =