CGColorRef colorref = CGColorCreate(colorSpace,(CGFloat[]){ 1, 0, 0, 1 });
[signBtn.layer setBorderColor:colorref];//边框颜色
[signBtnsetTitle:@"还 原"forState:UIControlStateNormal];//button title
[signBtn setTitleColor:[UIColor blackColor] forState:UIControlStateNormal];//title color
[signBtn addTarget:self action:@selector(buttonDonwRecover:) forControlEvents:UIControlEventTouchUpInside];//button 点击回调方法
signBtn.backgroundColor = [UIColor whiteColor];
- (void)buttonDonwRecover:(id)sender
{
UIButton *btn = (UIButton *)sender;
}
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