IPhone UIButton 属性

http://blog.youkuaiyun.com/yan_daoqiu/article/details/7332973

UIButton状态:

UIControlStateNormal          // 正常状态   

UIControlStateHighlighted     // 高亮状态   

UIControlStateDisabled        // 禁用状态    

UIControlStateSelected        // 选中状态    

UIControlStateApplication     //     

UIControlStateReserved        // 保留状态

UIButton类型:

UIButtonTypeCustom            //自定义类型

 添加图片：  灰色背景颜色：

UIButtonTypeRoundedRect       //圆角类型

UIButtonTypeDetailDisclosure   //细节展示按钮

UIButtonTypeInfoLight          //浅色背景的信息按钮

UIButtonTypeInfoDark           //暗色背景的信息按钮

UIButtonTypeContactAdd         // 添加按钮

创建UIButton

1. UIButton *button = [[UIButton alloc] initWithFrame: CGRectMake (x, y, Width, Height)];    

2. UIButton *button = [[UIButton buttonWithType:UIButtonTypeCustom] retain];  

设置UIButton标题

[button setTitle:title forState:UIControlStateNormal];    

设置UIButton标题颜色

[button setTitleColor:[UIColor blackColor] forState:UIControlStateNormal];

设置UIButton背景图片

[button setBackgroundImage:newImage forState:UIControlStateNormal];

设置UIButton背景颜色

button.backgroundColor = [UIColor clearColor];