Revision: 9413
http://sourceforge.net/p/skim-app/code/9413
Author: hofman
Date: 2017-04-29 17:22:09 +0000 (Sat, 29 Apr 2017)
Log Message:
-----------
make current active annotation thread safe
Modified Paths:
--------------
trunk/PDFAnnotation_SKExtensions.m
Modified: trunk/PDFAnnotation_SKExtensions.m
===================================================================
--- trunk/PDFAnnotation_SKExtensions.m 2017-04-28 09:00:24 UTC (rev 9412)
+++ trunk/PDFAnnotation_SKExtensions.m 2017-04-29 17:22:09 UTC (rev 9413)
@@ -89,13 +89,19 @@
static PDFAnnotation *currentActiveAnnotation = nil;
+ (PDFAnnotation *)currentActiveAnnotation {
- return currentActiveAnnotation;
+ PDFAnnotation *annotation = nil;
+ @synchronized (self) {
+ annotation = [currentActiveAnnotation retain];
+ }
+ return [annotation autorelease];
}
+ (void)setCurrentActiveAnnotation:(PDFAnnotation *)annotation {
- if (currentActiveAnnotation != annotation) {
- [currentActiveAnnotation release];
- currentActiveAnnotation = [annotation retain];
+ @synchronized (self) {
+ if (currentActiveAnnotation != annotation) {
+ [currentActiveAnnotation release];
+ currentActiveAnnotation = [annotation retain];
+ }
}
}
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