自定义按钮

自定义按钮

UIButton *Btn;
CGRect frame;      
 Btn = [[UIButton buttonWithType:UIButtonTypeCustom] retain]; //按钮的类型   
    [Btn setImage:[UIImage imageNamed:@“aaa.png”] forState:UIControlStateNormal];//设置按钮图片 
  Btn.tag = 10;
   frame.size.width = 59;  //设置按钮的宽度 
  frame.size.height = 59;   //设置按钮的高度     
  frame.origin.x =150;   //设置按钮的位置    
   frame.origin.y =260;      
 [Btn setFrame:frame];    
   [Btn setBackgroundColor:[UIColor clearColor]];     
    [Btn addTarget:self action:@selector(btnPressed:)forControlEvents:UIControlEventTouchUpInside];   //按钮的单击事件    
   [self.view addSubview:Btn];     
    [Btn release];
-(void)btnPressed:(id)sender {
    //在这里实现按钮的单击事件
}