//第1种方法
- (BOOL)canPerformAction:(SEL)action withSender:(id)sender
{
if (action == @selector(paste:))//禁止粘贴
return NO;
if (action == @selector(select:))//禁止选择
return NO;
if (action == @selector(selectAll:))//禁止全选
return NO;
return [supercanPerformAction:action withSender:sender];
}
//第2种方法
//-(BOOL)canPerformAction:(SEL)action withSender:(id)sender {
// UIMenuController *menuController = [UIMenuController sharedMenuController];
// if (menuController) {
// [UIMenuController sharedMenuController].menuVisible = NO;
// }
// return NO;
//}