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timeline: grab when scrolling in TimelineWidget

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Also use gdk_event_request_motions.
This commit is contained in:
René Stadler 2012-09-20 20:20:58 +02:00 committed by Stefan Sauer
parent bff238279d
commit c8dc50da40
1 changed files with 17 additions and 1 deletions
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18
debug-viewer/GstDebugViewer/Plugins/Timeline.py
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@ -422,7 +422,8 @@ class TimelineWidget (gtk.DrawingArea):
self.logger = logging.getLogger ("ui.timeline")
self.add_events (gtk.gdk.BUTTON1_MOTION_MASK |
gtk.gdk.BUTTON_PRESS_MASK)
gtk.gdk.BUTTON_PRESS_MASK |
gtk.gdk.BUTTON_RELEASE_MASK)
self.process = UpdateProcess (None, None)
self.process.handle_sentinel_progress = self.__handle_sentinel_progress
@ -759,10 +760,23 @@ class TimelineWidget (gtk.DrawingArea):
# TODO: Check if clicked inside a warning/error indicator triangle and
# navigate there.
if not self.has_grab ():
self.grab_add ()
pos = int (event.x)
self.emit ("change-position", pos)
return True
def do_button_release_event (self, event):
if event.button != 1:
return False
if self.has_grab ():
self.grab_remove ()
return True
def do_motion_notify_event (self, event):
x = event.x
@ -770,9 +784,11 @@ class TimelineWidget (gtk.DrawingArea):
if event.state & gtk.gdk.BUTTON1_MASK:
self.emit ("change-position", int (x))
gtk.gdk.event_request_motions (event)
return True
else:
self._handle_motion (x, y)
gtk.gdk.event_request_motions (event)
return False
def _handle_motion (self, x, y):