UIMenuController使用

- (void)bubbleDidLongPress:(UILongPressGestureRecognizer *)gestureRecognizer
{
    if(gestureRecognizer.state == UIGestureRecognizerStateBegan) {
　　　　　　//必须
        [self becomeFirstResponder];

　　　　　//普通部分
        UIMenuItem *menuItem1 = [[UIMenuItem alloc] initWithTitle:NSLocalizedString(@"copy", @"复制") action:@selector(menuItemDidClickCopy:)];
        UIMenuItem *menuItem2 = [[UIMenuItem alloc] initWithTitle:NSLocalizedString(@"transmit", @"转发") action:@selector(menuItemDidClickTransmit:)];
        UIMenuItem *menuItem3 = [[UIMenuItem alloc] initWithTitle:NSLocalizedString(@"more", @"更多") action:@selector(menuItemDidClickMore:)];
        UIMenuController *menuController = [[UIMenuController alloc] init];
        menuController.menuItems = [NSArray arrayWithObjects:menuItem1, menuItem2, menuItem3, nil];

        [menuController setTargetRect:self.bubbleImageView.frame inView:self];
        [menuController setMenuVisible:YES animated:YES];

    }
}

//必须
- (BOOL)canBecomeFirstResponder{
    return YES;
}

//必须
- (BOOL)canPerformAction:(SEL)action withSender:(id)sender
{
　　//筛选, 必须写
    if(action == @selector(menuItemDidClickCopy:)){
        return YES;
    }

    return NO;
}