Bug 643242 – gdk_window_set_background: assertion `GDK_IS_WINDOW (window)' failed

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Bug 643242 - gdk_window_set_background: assertion `GDK_IS_WINDOW (window)' failed


Summary:	gdk_window_set_background: assertion `GDK_IS_WINDOW (window)' failed


Status:	RESOLVED FIXED

Product:	gnome-screensaver
Classification:	Deprecated
Component:	dialog
Version:	unspecified
Hardware:	Other Linux

Importance:	Normal normal
Target Milestone:	---
Assigned To:	gnome-screensaver maintainers
QA Contact:	gnome-screensaver maintainers

URL:
Whiteboard:

Depends on:
Blocks:

Reported:	2011-02-24 22:43 UTC by Colin Walters
Modified:	2011-03-01 19:02 UTC

See Also:
GNOME target:	---
GNOME version:	---

Attachments
gs-window-x11: If not realized, don't clear (989 bytes, patch) 2011-02-24 22:45 UTC, Colin Walters	committed	Details \| Review

Description Colin Walters 2011-02-24 22:43:34 UTC

Getting the following stack:

Program received signal SIGTRAP, Trace/breakpoint trap.
g_logv (log_domain=0xafa4d3 "Gdk", log_level=<optimized out>, format=0xcc8d7c "%s: assertion `%s' failed", 
    args1=0xbfe8805c  <incomplete sequence \361\257>) at gmessages.c:563
563		  g_private_set (g_log_depth, GUINT_TO_POINTER (depth));
(gdb) bt

+ Trace 226102

#0 g_logv
at gmessages.c line 563
#1 g_log
at gmessages.c line 577
#2 g_return_if_fail_warning
#3 gdk_window_set_background
at gdkwindow.c line 6500
#4 clear_widget
at gs-window-x11.c line 264
#5 gs_window_clear
at gs-window-x11.c line 274
#6 gs_manager_set_throttled
at gs-manager.c line 390
#7 g_cclosure_marshal_VOID__BOOLEAN
at gmarshal.c line 113
#8 g_closure_invoke
at gclosure.c line 767
#9 signal_emit_unlocked_R
at gsignal.c line 3252
#10 g_signal_emit_valist
at gsignal.c line 2983
#11 g_signal_emit
at gsignal.c line 3040
#12 gs_listener_set_throttle
at gs-listener-dbus.c line 344
#13 listener_check_throttle
at gs-listener-dbus.c line 358
#14 listener_ref_entry_check
at gs-listener-dbus.c line 599
#15 listener_ref_entry_check
at gs-listener-dbus.c line 591
#16 listener_add_ref_entry
at gs-listener-dbus.c line 726
#17 listener_add_ck_ref_entry
at gs-listener-dbus.c line 872
#18 listener_dbus_handle_system_message
at gs-listener-dbus.c line 1537
#19 listener_dbus_system_filter_function
at gs-listener-dbus.c line 1718
#20 dbus_connection_dispatch
at dbus-connection.c line 4647
#21 message_queue_dispatch
at dbus-gmain.c line 101
#22 g_main_dispatch
at gmain.c line 2440
#23 g_main_context_dispatch
at gmain.c line 3013
#24 g_main_context_iterate
at gmain.c line 3091
#25 g_main_context_iteration
at gmain.c line 3154
#26 gtk_main_iteration
at gtkmain.c line 1449
#27 gs_manager_activate
at gs-manager.c line 1751
#28 gs_manager_set_active
at gs-manager.c line 1798
#29 listener_active_changed_cb
at gs-monitor.c line 245
#30 gs_marshal_BOOLEAN__BOOLEAN
at gs-marshal.c line 161
#31 g_closure_invoke
at gclosure.c line 767
#32 signal_emit_unlocked_R
at gsignal.c line 3252
#33 g_signal_emit_valist
#34 g_signal_emit
at gsignal.c line 3040
#35 gs_listener_set_active
at gs-listener-dbus.c line 416
#36 gs_monitor_lock_screen
at gs-monitor.c line 178
#37 listener_lock_cb
at gs-monitor.c line 201
#38 listener_lock_cb
at gs-monitor.c line 197
#39 g_cclosure_marshal_VOID__VOID
at gmarshal.c line 79
#40 g_closure_invoke
at gclosure.c line 767
#41 signal_emit_unlocked_R
at gsignal.c line 3252
#42 g_signal_emit_valist
at gsignal.c line 2983
#43 g_signal_emit
at gsignal.c line 3040
#44 listener_dbus_handle_session_message
at gs-listener-dbus.c line 1375
#45 listener_dbus_filter_function
at gs-listener-dbus.c line 1691
#46 dbus_connection_dispatch
at dbus-connection.c line 4647
#47 message_queue_dispatch
at dbus-gmain.c line 101
#48 g_main_dispatch
at gmain.c line 2440
#49 g_main_context_dispatch
at gmain.c line 3013
#50 g_main_context_iterate
at gmain.c line 3091
#51 g_main_loop_run
at gmain.c line 3299
#52 gtk_main
at gtkmain.c line 1349
#53 main
at gnome-screensaver.c line 111

Comment 1 Colin Walters 2011-02-24 22:45:57 UTC

Created attachment 181877 [details] [review]
gs-window-x11: If not realized, don't clear

This avoids tripping an assertion I was hitting where the widget
wasn't yet realized, and thus gtk_widget_get_window() returned NULL.

Comment 2 Colin Walters 2011-03-01 19:02:40 UTC

Attachment 181877 [details] pushed as cee2133 - gs-window-x11: If not realized, don't clear