Mercurial > MadButterfly

changeset 1252:71222a6b4c06

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Implement lock for domview_ui
author Thinker K.F. Li <thinker@codemud.net>
date Tue, 11 Jan 2011 10:36:39 +0800
parents fb5ad43c13eb
children 07e0cb1e051d
files pyink/domview_ui.py
diffstat 1 files changed, 5 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- a/pyink/domview_ui.py	Tue Jan 11 10:33:46 2011 +0800
+++ b/pyink/domview_ui.py	Tue Jan 11 10:36:39 2011 +0800
@@ -361,6 +361,7 @@
 	self._dom = domview()
         self._doc = None
         self._root = None
+        self._lock = False
 	pass
 
     ## \brief Update content of a frameline from scenes of respective layer.
@@ -641,9 +642,13 @@
         return self._root
 
     def lock(self):
+        if self._lock:
+            return False
+        self._lock = True
         return True
 
     def unlock(self):
+        self._lock = False
         return True
     pass