UIButton(改变Title和image位置)

    UIButton *btn = [[UIButton alloc] init];

    [btn setFrame:frame];

    [btn setTitleColor:titleColor forState:UIControlStateNormal];

    [btn setTitle:title forState:UIControlStateNormal];

    [btn addTarget:target action:action forControlEvents:UIControlEventTouchUpInside];

    [btn setImage:normalI forState:UIControlStateNormal];

　　//按钮内容对齐方式

     btn.contentHorizontalAlignment = UIControlContentHorizontalAlignmentRight;

    //按钮title的位置

     btn.titleEdgeInsets = UIEdgeInsetsMake(0,0, 0, VIEW_LEFT_RIGHT_GAP + btn.currentImage.size.width+5);

　　//按钮image位置

     btn.imageEdgeInsets = UIEdgeInsetsMake(0,CGRectGetWidth(btn.frame) - btn.currentImage.size.width - VIEW_LEFT_RIGHT_GAP, 0, 0);

　　//按钮图片自适应

     btn.imageView.contentMode= UIViewContentModeScaleAspectFit;

UIButton(改变Title和image位置)

原文：http://www.cnblogs.com/TheYouth/p/4995911.html