From d18f49f0047221b431fc5ba3a89d1fd60e4198e5 Mon Sep 17 00:00:00 2001 From: Richard Wilson Date: Sun, 3 Dec 2006 18:17:56 +0000 Subject: Guard against using invalid data. svn path=/trunk/netsurf/; revision=3099 --- riscos/gui.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) (limited to 'riscos') diff --git a/riscos/gui.c b/riscos/gui.c index 3e4b3c4b8..534c02088 100644 --- a/riscos/gui.c +++ b/riscos/gui.c @@ -1084,8 +1084,11 @@ void ro_gui_pointer_leaving_window(wimp_leaving *leaving) break; default: + if (gui_track_gui_window) + gui_window_set_pointer(gui_track_gui_window, GUI_POINTER_DEFAULT); + gui_track_wimp_w = 0; + gui_track_gui_window = NULL; gui_track = false; - gui_window_set_pointer(gui_track_gui_window, GUI_POINTER_DEFAULT); break; } } @@ -1157,10 +1160,12 @@ void ro_gui_drag_end(wimp_dragged *drag) { switch (gui_current_drag_type) { case GUI_DRAG_SELECTION: + assert(gui_track_gui_window); ro_gui_selection_drag_end(gui_track_gui_window, drag); break; case GUI_DRAG_SCROLL: + assert(gui_track_gui_window); ro_gui_window_scroll_end(gui_track_gui_window, drag); break; @@ -1188,6 +1193,7 @@ void ro_gui_drag_end(wimp_dragged *drag) break; case GUI_DRAG_FRAME: + assert(gui_track_gui_window); ro_gui_window_frame_resize_end(gui_track_gui_window, drag); break; -- cgit v1.2.3