ios開發 uiwebview載入網頁時阻止禁止取消圖片下載

標籤：

http://www.icab.de/blog/2009/08/18/url-filtering-with-uiwebview-on-the-iphone/

 

- (NSCachedURLResponse*)cachedResponseForRequest:(NSURLRequest*)request{   NSURL *url = [request URL];   BOOL blockURL = [url.absoluteString hasSuffix:@"jpg"] || [url.absoluteString hasSuffix:@"jpeg"] || [url.absoluteString hasSuffix:@"png"] || [url.absoluteString hasSuffix:@"gif"] || [url.absoluteString hasSuffix:@"ico"] || [url.absoluteString hasSuffix:@"JPG"] || [url.absoluteString hasSuffix:@"JPEG"];   if (blockURL) {     NSURLResponse *response =         [[NSURLResponse alloc] initWithURL:url                                MIMEType:@"text/plain"                       expectedContentLength:1                            textEncodingName:nil];    NSCachedURLResponse *cachedResponse =          [[NSCachedURLResponse alloc] initWithResponse:response                         data:[NSData dataWithBytes:" " length:1]];    [super storeCachedResponse:cachedResponse forRequest:request];    [cachedResponse release];    [response release];}    return [super cachedResponseForRequest:request];}

 

ios開發 uiwebview載入網頁時阻止禁止取消圖片下載