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[ios] Crash fix.

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This commit is contained in:
Ilya Grechuhin 2016-08-19 13:59:04 +03:00
parent e390322329
commit 78f1a325e6
1 changed files with 20 additions and 12 deletions

32
iphone/Maps/Classes/CustomViews/MapViewControls/Welcome/PageController/MWMPageController.mm
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@ -113,21 +113,29 @@
self.isAnimatingTransition = YES;
__weak auto weakSelf = self;
NSArray<UIViewController *> * viewControllers = @[ currentController ];
UIPageViewControllerNavigationDirection const direction = UIPageViewControllerNavigationDirectionForward;
UIPageViewControllerNavigationDirection const direction =
UIPageViewControllerNavigationDirectionForward;
// Workaround for crash: http://crashes.to/s/8101d0400f6
// Related discussions: http://stackoverflow.com/questions/14220289/removing-a-view-controller-from-uipageviewcontroller
// http://stackoverflow.com/questions/25740245/assertion-failure-in-uipageviewcontroller
[self setViewControllers:viewControllers
direction:direction
animated:YES
completion:^(BOOL finished)
{
if (finished)
{
dispatch_async(dispatch_get_main_queue(), ^
{
weakSelf.isAnimatingTransition = NO;
[weakSelf setViewControllers:viewControllers direction:direction animated:NO completion:nil];
});
}
}];
completion:^(BOOL finished) {
if (finished)
{
dispatch_async(dispatch_get_main_queue(), ^{
[weakSelf setViewControllers:viewControllers
direction:direction
animated:NO
completion:^(BOOL finished) {
dispatch_async(dispatch_get_main_queue(), ^{
weakSelf.isAnimatingTransition = NO;
});
}];
});
}
}];
}
- (void)setPageControllerDataSource:(MWMPageControllerDataSource *)pageControllerDataSource