[gtk+/wip/baedert/drawing: 127/156] inspector: Show the GdkWindow before grabbing



commit 44f2a167d86adb0add2eac9ee14fdfc967d4c3e2
Author: Timm Bäder <mail baedert org>
Date:   Sat May 6 16:44:57 2017 +0200

    inspector: Show the GdkWindow before grabbing
    
    Gets rid of a critical when trying to inspect widgets.

 gtk/inspector/inspect-button.c |   11 ++++++++++-
 1 files changed, 10 insertions(+), 1 deletions(-)
---
diff --git a/gtk/inspector/inspect-button.c b/gtk/inspector/inspect-button.c
index e481ec4..728312c 100644
--- a/gtk/inspector/inspect-button.c
+++ b/gtk/inspector/inspect-button.c
@@ -352,6 +352,15 @@ property_query_event (GtkWidget *widget,
   return TRUE;
 }
 
+static void
+prepare_inspect_func (GdkSeat   *seat,
+                      GdkWindow *window,
+                      gpointer   user_data)
+{
+  gdk_window_show (window);
+}
+
+
 void
 gtk_inspector_on_inspect (GtkWidget          *button,
                           GtkInspectorWindow *iw)
@@ -378,7 +387,7 @@ gtk_inspector_on_inspect (GtkWidget          *button,
   status = gdk_seat_grab (gdk_display_get_default_seat (display),
                           gtk_widget_get_window (iw->invisible),
                           GDK_SEAT_CAPABILITY_ALL_POINTING, TRUE,
-                          cursor, NULL, NULL, NULL);
+                          cursor, NULL, prepare_inspect_func, NULL);
   g_object_unref (cursor);
   iw->grabbed = status == GDK_GRAB_SUCCESS;
 


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