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键盘事件监听 UIKeyboardWillShowNotification
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShown:) name:UIKeyboardWillShowNotification object:nil];
keyboardWillShown 方法中NSValue *value = [info objectForKey:UIKeyboardFrameEndUserInfoKey];
[value CGRectValue].size; 键盘大小
网页是否包含视频
NSString * hasVideoTestString = @"document.documentElement.getElementsByTagName(\"video\").length"; NSString * result = [self stringByEvaluatingJavaScriptFromString:hasVideoTestString]; hasVideoTag = [result integerValue] >= 1? YES : NO;
@"document.documentElement.getElementsByTagName(\"video\")[0].play()"
//为了捕获到滚动事件 获取<span style="font-family: Arial, Helvetica, sans-serif;">webView的滚动事件</span> NSArray* arr = [self.webView subviews]; UIScrollView* sView = [arr objectAtIndex:0]; [sView setOpaque:NO]; sView.delegate = self;
[[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleLightContent animated:NO];
[webView stopLoading];
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原文地址:http://blog.csdn.net/ydc__/article/details/42553433