我正在尝试禁用 iOS UIwebview 上的超链接和复制/粘贴菜单,所以我用谷歌搜索了很多答案。然后我遇到了另一个问题“未调用 webviewdidfinishload”,所以我添加了我的代码来寻求您的帮助。(我确定我正确连接了 IBOutlet)
另外,我仍然没有想到将 mainWebView.delegate = self 而不是 self.mainWebView.delegate = self 任何人都可以解释其中的区别吗?所以我不确定我的其他功能,例如 [[[mainWebView subviews] lastObject] setScrollEnabled:YES] [[[mainWebView subviews] lastObject] setScrollsToTop:NO]
mainWebView.scalesPageToFit = YES 这些是否有效。
它应该适用于 ios5 到 ios6.1 谢谢
在 .h 文件中
@interface HRViewController : UIViewController <UIWebViewDelegate>
{
UIWebView *mainWebView;
}
@property (strong, nonatomic) IBOutlet UIWebView *mainWebView;
@end
在 .m 文件中
@interface HRViewController ()
@end
@implementation HRViewController
@synthesize mainWebView;
- (void)viewDidLoad
{
[self startWebView];
[super viewDidLoad];
}
- (void)startWebView
{
mainWebView.delegate = self;
[[[mainWebView subviews] lastObject] setScrollEnabled:YES];
[[[mainWebView subviews] lastObject] setScrollsToTop:NO];
mainWebView.scalesPageToFit = YES;
mainWebView = [[UIWebView alloc] initWithFrame:self.view.bounds];
mainWebView.scalesPageToFit = YES;
[self.view addSubview:self.mainWebView];
NSURL *url = [NSURL URLWithString:/" @"http://www.mysite.com" "/];
NSURLRequest *request = [NSURLRequest requestWithURL:url];
[mainWebView loadRequest:request];
}
- (void)webViewDidFinishLoad:(UIWebView *)WebView {
NSLog(@"finish");
[WebView stringByEvaluatingJavaScriptFromString: @"document.documentElement.style.webkitUserSelect='none';"];
[WebView stringByEvaluatingJavaScriptFromString: @"document.documentElement.style.webkitTouchCallout='none';"];
}
- (void)webViewDidStartLoad:(UIWebView *)mainWebView {
NSLog(@"start");
}
- (void)webView:(UIWebView *)webView didFailLoadWithError:(NSError *)error {
NSLog(@"Error for WEBVIEW: %@", [error description]);
}
EDIED 我使用了下面的代码,但仍然不起作用......这些都不起作用!!!!!!!
- (BOOL)canPerformAction:(SEL)action withSender:(id)sender
{
NSLog(@"canPerformAction: %@",NSStringFromSelector(action));
if (action == @selector(copy:) ||
action == @selector(paste:)||
action == @selector(cut:)) {
return NO;
}
return NO;
}
还有这个
- (BOOL)canPerformAction:(SEL)action withSender:(id)sender
{
UIMenuController *menuController = [UIMenuController sharedMenuController];
if (menuController) {
[UIMenuController sharedMenuController].menuVisible = NO;
}
return NO;
}
即使这样 - (void)viewDidLoad { mainWebView.delegate = self; }
- (void)webViewDidFinishLoad:(UIWebView *)webView {
NSLog(@"finish");
// Disable user selection
[webView stringByEvaluatingJavaScriptFromString:@"document.documentElement.style.webkitUserSelect='none';"];
// Disable callout
[webView stringByEvaluatingJavaScriptFromString:@"document.documentElement.style.webkitTouchCallout='none';"];
}
还有这个 - (void)viewDidLoad { [self longPress:self.mainWebView]; }
- (void)longPress:(UIView *)webView {
UILongPressGestureRecognizer* longPress = [[UILongPressGestureRecognizer alloc] initWithTarget:self action:@selector(handleLongPress)];
longPress.allowableMovement=100;
longPress.minimumPressDuration=0.3;
longPress.delaysTouchesBegan=YES;
longPress.cancelsTouchesInView=YES;
[webView addGestureRecognizer:longPress];
}
// I just need this for the selector in the gesture recognizer.
- (void)handleLongPress {
}
请帮帮我..这让我疯了一个星期..