Gun*_*nds 13
我通常使用这些方法来设置UIWebview
框架的内容大小:
- (void)webViewDidStartLoad:(UIWebView *)webView {
CGRect frame = webView.frame;
frame.size.height = 5.0f;
webView.frame = frame;
}
- (void)webViewDidFinishLoad:(UIWebView *)webView {
CGSize mWebViewTextSize = [webView sizeThatFits:CGSizeMake(1.0f, 1.0f)]; // Pass about any size
CGRect mWebViewFrame = webView.frame;
mWebViewFrame.size.height = mWebViewTextSize.height;
webView.frame = mWebViewFrame;
//Disable bouncing in webview
for (id subview in webView.subviews) {
if ([[subview class] isSubclassOfClass: [UIScrollView class]]) {
[subview setBounces:NO];
}
}
}
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它们被自动调用(如果你设置webView
了这个类的委托),什么时候WebView
加载它的内容.
好吧,每个Web视图都内置了一个UIScrollView,所以我会尝试等待页面加载,然后点击滚动视图的contentSize属性来获取页面的高度.
- (void)webViewDidFinishLoad:(UIWebView *)webView
{
CGFloat height = webView.scrollView.contentSize.height;
}
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小智 7
试试这个代码
- (void)webViewDidFinishLoad:(UIWebView *)webView
{
height= [[self.webView stringByEvaluatingJavaScriptFromString:@"document.body.scrollHeight"] floatValue];
}
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