UIButton状态

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

UIButtonTypeRoundedRect      
//圆角类型v

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 www.2cto.com

创建UIButton 

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

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

3，设置UIButton标题 [button setTitle:title forState:UIControlStateNormal];      

4，设置UIButton标题颜色 [button setTitleColor:[UIColor blackColor] forState:UIControlStateNormal];   

5，设置UIButton背景图片 [button setBackgroundImage:newImage forState:UIControlStateNormal];   

6，设置UIButton背景颜色 button.backgroundColor = [UIColor clearColor];