From 7776c87f3f6a1c521646f825e82f8990215b35e9 Mon Sep 17 00:00:00 2001 From: Alexander Larsson Date: Mon, 2 Feb 2009 16:37:10 +0100 Subject: [PATCH] enable motion hints - use last sent request We were using the next request, but there is no guarantee on is sent. This caused trouble in e.g. the handlebox dragging. --- gdk/gdkdisplay.c | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) diff --git a/gdk/gdkdisplay.c b/gdk/gdkdisplay.c index d3cb8455ab..ae9c8f92dc 100644 --- a/gdk/gdkdisplay.c +++ b/gdk/gdkdisplay.c @@ -447,13 +447,19 @@ _gdk_get_sm_client_id (void) void _gdk_display_enable_motion_hints (GdkDisplay *display) { - gulong next_serial; + gulong serial; if (display->pointer_info.motion_hint_serial != 0) { - next_serial = _gdk_windowing_window_get_next_serial (display); - if (next_serial < display->pointer_info.motion_hint_serial) - display->pointer_info.motion_hint_serial = next_serial; + serial = _gdk_windowing_window_get_next_serial (display); + /* We might not actually generate the next request, so + make sure this triggers always, this may cause it to + trigger slightly to early, but this is just a hint + anyway. */ + if (serial > 0) + serial--; + if (serial < display->pointer_info.motion_hint_serial) + display->pointer_info.motion_hint_serial = serial; } } -- 2.30.2