fix crash when opening an already opened side

ViewDeck · Nov 22, 2016 · 383ec9c · 383ec9c
1 parent 6322607
commit 383ec9c
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,9 +1,13 @@
 # Changelog
 
+## 3.0.1
+
+* Fixes a crash that occured when triggering the swipe gesture on an already opened side multiple times.
+
 ## 3.0
 
 This is a complete rewrite, listing all changes would be too much here. Basically everything changed. Some key facts:
 
-- New example app
-- New view controller containment system
-- Customizable presentation animations
+* New example app
+* New view controller containment system
+* Customizable presentation animations
diff --git a/ViewDeck/IIViewDeckController.mm b/ViewDeck/IIViewDeckController.mm
@@ -367,8 +367,11 @@ - (void)interactiveTransitionRecognized:(UIGestureRecognizer *)recognizer {
 
             [self openSide:side animated:YES notify:YES completion:^(BOOL cancelled){
                 // cancel gesture recognizer:
-                recognizer.enabled = NO;
-                recognizer.enabled = YES;
+                if (cancelled) {
+                    BOOL recognizerState = recognizer.enabled;
+                    recognizer.enabled = NO;
+                    recognizer.enabled = recognizerState;
+                }
                 self.currentInteractiveGesture = nil;
             }];
         } break;