小编Gya*_*ani的帖子

我正在使用directoryContentsAtPath:哪个在iOS 4中被弃用了什么而不是这个？

谢谢

如何UILabel在运行时更改位置？

谢谢.

我想知道为什么select file或choose file在iphone safari中查看网页时禁用按钮.

任何人都可以告诉我为什么会发生这种情况有没有办法启用它？

谢谢

如何制作UIlabel roundRect形状？通过改变UILabel的背景颜色,它看起来像一个形状的矩形,我想让它看起来像一个圆形的形状.

谢谢.

这里的代码:

- (void)addAnswerWithNumber:(NSString *)numberAnswer
{    
    UIButton *aButton = [[UIButton buttonWithType:UIButtonTypeCustom] retain];
    [aButton setBackgroundImage:[UIImage imageNamed:@"roundBlue.png"] forState:UIControlStateNormal];
    [aButton addTarget:self action:@selector(removeAnswer:) forControlEvents:UIControlEventTouchUpInside];
    [aButton setTitle:numberAnswer forState:UIControlStateNormal];
    aButton.enabled = YES;
    aButton.titleLabel.font = [UIFont fontWithName:@"HelveticaNeue-Bold" size:18.0];
    aButton.titleLabel.textColor = [UIColor whiteColor];
    aButton.titleLabel.textAlignment = UITextAlignmentCenter;
    [dropableZone addSubview:aButton];
    [buttonList addObject:aButton];
    [aButton release];
    [aButton release];
    if ([buttonList count] > 0) {
        dropHereLabel.text = @"";
        [self repositionRoundButton];
    }else
    {
        dropHereLabel.text = @"Déposez votre ou vos Réponse(s) ici";
    }

}

- (void)repositionRoundButton
{
    int yPos =  ((890 / 2) - (([buttonList count] …