#pragma mark 按钮图片文字垂直居中排列

-(void)setButtonContentCenter:(UIButton *)button

{

    CGSize imgViewSize,titleSize,btnSize;

    UIEdgeInsets imageViewEdge,titleEdge;

    CGFloat heightSpace = 10.0f;  

    //设置按钮内边距

    imgViewSize = button.imageView.bounds.size;

    titleSize = button.titleLabel.bounds.size;

    btnSize = button.bounds.size;  

    imageViewEdge = UIEdgeInsetsMake(heightSpace,0.0, btnSize.height -imgViewSize.height - heightSpace, - titleSize.width);

    [button setImageEdgeInsets:imageViewEdge];

    titleEdge = UIEdgeInsetsMake(imgViewSize.height +heightSpace, - imgViewSize.width, 0.0, 0.0);

    [button setTitleEdgeInsets:titleEdge];

} 

[Btn setImage:[UIImage imageNamed:@"test.png"] forState:UIControlStateNormal];

[Btn setTitle:@"测试" forState:UIControlStateNormal];

[Btn setTitleColor:[UIColor lightGrayColor] forState:UIControlStateNormal];

[self setButtonContentCenter:Btn];