flashisobar's Blog

#import <UIControl+BlocksKit.h>

UIAlertView *alertView = [[UIAlertView alloc] bk_initWithTitle:@"系統訊息" message:@"有新版本可供下載，請即刻更新!!"];
[alertView bk_addButtonWithTitle:@"升級" handler:^{
    //...
}];
[alertView show];

__weak __typeof__(self) weakSelf = self;
if ([btnForRemove bk_hasEventHandlersForControlEvents:UIControlEventTouchUpInside]) {
  [btnForRemove bk_removeEventHandlersForControlEvents:UIControlEventTouchUpInside];
}
[btnForRemove bk_addEventHandler:^(id sender) {
  __strong __typeof__(weakSelf) self = weakSelf;
  AlertForMyCollectsViewController *vc =  [self.storyboard instantiateViewControllerWithIdentifier:@"AlertForMyCollectsViewControllerID"];
  vc.delegate = self;
  if (SYSTEM_VERSION_GREATER_THAN_OR_EQUAL_TO(@"8.0")) {
    [self presentViewController:vc animated:YES completion:nil];
  }
  else {
    // Fixed transparent vc is not working in iOS7
    vc.transitioningDelegate = self;
    vc.modalPresentationStyle = UIModalPresentationCustom;
    [self presentViewController:vc animated:YES completion:nil];
  }
} forControlEvents:UIControlEventTouchUpInside];

[self.webView loadRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:_item.itemUrl]]];
[self.webView bk_setShouldStartLoadBlock:^BOOL(UIWebView *webView, NSURLRequest *request, UIWebViewNavigationType navigationType) {
  NSString *buf = [[request URL] relativePath];
  if ([buf rangeOfString:@"water-video.html"].location != NSNotFound) {
  //...
  }
  return YES;
}];