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Update for #1802 - made sure we don’t get into problems when checking for self.activityIndicator on one thread and allocating on another. Also, made sure `sd_removeActivityIndicator` executes on the main queue

This commit is contained in:
Bogdan Poplauschi 2017-02-19 14:15:59 +02:00
parent 7bf69862aa
commit a6af214ee8
1 changed files with 9 additions and 10 deletions
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19
SDWebImage/UIView+WebCache.m
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@ -156,8 +156,8 @@ static char TAG_ACTIVITY_SHOW;
- (void)sd_addActivityIndicator {
#if SD_UIKIT
if (!self.activityIndicator) {
dispatch_main_async_safe(^{
dispatch_main_async_safe(^{
if (!self.activityIndicator) {
self.activityIndicator = [[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:[self sd_getIndicatorStyle]];
self.activityIndicator.translatesAutoresizingMaskIntoConstraints = NO;
@ -177,10 +177,7 @@ static char TAG_ACTIVITY_SHOW;
attribute:NSLayoutAttributeCenterY
multiplier:1.0
constant:0.0]];
});
}
dispatch_main_async_safe(^{
}
[self.activityIndicator startAnimating];
});
#endif
@ -188,10 +185,12 @@ static char TAG_ACTIVITY_SHOW;
- (void)sd_removeActivityIndicator {
#if SD_UIKIT
if (self.activityIndicator) {
[self.activityIndicator removeFromSuperview];
self.activityIndicator = nil;
}
dispatch_main_async_safe(^{
if (self.activityIndicator) {
[self.activityIndicator removeFromSuperview];
self.activityIndicator = nil;
}
});
#endif
}