从新浪博客迁移
方法一：
[self.quitBtn addTarget:self action:@selector(quitBtnAction:) forControlEvents:UIControlEventTouchUpInside];
[self.quitBtn addTarget:self action:@selector(changeColor:) forControlEvents:UIControlEventTouchDown];
- (void)quitBtnAction:(UIButton*)sender{
[self.quitBtn setBackgroundColor:kProjectColorBlue];
}
- (void)changeColor:(UIButton*)sender{
self.quitBtn.backgroundColor = kProjectColorOrange;
}
方法二：
[self.commitBtn setBackgroundImage:[self buttonImageFromColor:kProjectColorOrange]forState:UIControlStateHighlighted];
- (UIImage*)buttonImageFromColor:(UIColor*)color{
CGRectrect = CGRectMake(0,0,100,30);
UIGraphicsBeginImageContext(rect.size);
CGContextRefcontext= UIGraphicsGetCurrentContext(); CGContextSetFillColorWithColor(context,[color CGColor]);
CGContextFillRect(context,rect);
UIImage*img= UIGraphicsGetImageFromCurrentImageContext();
UIGraphicsEndImageContext();
returnimg;
}
