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authorJesús Eduardo <heckyel@hyperbola.info>2017-09-11 17:47:17 -0500
committerJesús Eduardo <heckyel@hyperbola.info>2017-09-11 17:47:17 -0500
commit14738704ede6dfa6ac79f362a9c1f7f40f470cdc (patch)
tree31c83bdd188ae7b64d7169974d6f066ccfe95367 /mvc/widgets/osx/widgetupdates.py
parenteb1896583afbbb622cadcde1a24e17173f61904f (diff)
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rename mvc at lvc
Diffstat (limited to 'mvc/widgets/osx/widgetupdates.py')
-rw-r--r--mvc/widgets/osx/widgetupdates.py72
1 files changed, 0 insertions, 72 deletions
diff --git a/mvc/widgets/osx/widgetupdates.py b/mvc/widgets/osx/widgetupdates.py
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--- a/mvc/widgets/osx/widgetupdates.py
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@@ -1,72 +0,0 @@
-# @Base: Miro - an RSS based video player application
-# Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011
-# Participatory Culture Foundation
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
-#
-# In addition, as a special exception, the copyright holders give
-# permission to link the code of portions of this program with the OpenSSL
-# library.
-#
-# You must obey the GNU General Public License in all respects for all of
-# the code used other than OpenSSL. If you modify file(s) with this
-# exception, you may extend this exception to your version of the file(s),
-# but you are not obligated to do so. If you do not wish to do so, delete
-# this exception statement from your version. If you delete this exception
-# statement from all source files in the program, then also delete it here.
-
-"""widgetupdates.py -- Handle updates to our widgets
-"""
-
-from PyObjCTools import AppHelper
-
-class SizeRequestManager(object):
- """Helper object to manage size requests
-
- If something changes in a widget that makes us want to request a new size,
- we avoid calculating it immediately. The reason is that the
- new-size-request will cascade all the way up the widget tree, and then
- result in our widget being placed. We don't necessary want all of this
- action to happen while we are in the middle of handling an event
- (especially with TableView). It's also inefficient to calculate things
- immediately, since we might do something else to invalidate the size
- request in the current event.
-
- SizeRequestManager stores which widgets need to have their size
- recalculated, then calls do_invalidate_size_request() using callAfter
- """
-
- def __init__(self):
- self.widgets_to_request = set()
- #app.widgetapp.connect("event-processed", self._on_event_processed)
-
- def add_widget(self, widget):
- if len(self.widgets_to_request) == 0:
- AppHelper.callAfter(self._run_requests)
- self.widgets_to_request.add(widget)
-
- def _run_requests(self):
- this_run = self.widgets_to_request
- self.widgets_to_request = set()
- for widget in this_run:
- widget.do_invalidate_size_request()
-
- def _on_event_processed(self, app):
- # once we finishing handling an event, process our size requests ASAP
- # to avoid any potential weirdness. Note: that we also schedule a
- # call using callAfter(), often that will do nothing, but it's
- # possible size requests get scheduled outside of an event
- while self.widgets_to_request:
- self._run_requests()