#import "UIButton+CountDown.h"
@implementationUIButton (CountDown)
- (void)startWithTime:(NSInteger)timeLine title:(NSString *)title countDownTitle:(NSString *)subTitle mainColor:(UIColor *)mColor countColor:(UIColor *)color {
// 倒计时时间
__blockNSInteger timeOut = timeLine;
dispatch_queue_t queue = dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT,0);
dispatch_source_t _timer = dispatch_source_create(DISPATCH_SOURCE_TYPE_TIMER,0,0, queue);
// 每秒执行一次
dispatch_source_set_timer(_timer, dispatch_walltime(NULL,0),1.0* NSEC_PER_SEC,0);
dispatch_source_set_event_handler(_timer, ^{
// 倒计时结束，关闭
if(timeOut <=0) {
NSLog(@" ---------- ");
dispatch_source_cancel(_timer);
dispatch_async(dispatch_get_main_queue(), ^{
self.backgroundColor = mColor;
[selfsetTitle:title forState:UIControlStateNormal];
self.userInteractionEnabled =YES;
});
}else{
NSLog(@" +++++++++++ ");
if(timeOut >=60) {
timeOut = timeOut %60+60;
}else{
timeOut = timeOut;
}
intseconds = (int)timeOut;
NSString * timeStr = [NSString stringWithFormat:@"%0.2d", seconds];
dispatch_async(dispatch_get_main_queue(), ^{
self.backgroundColor = color;
[selfsetTitle:[NSString stringWithFormat:@"%@%@", timeStr, subTitle] forState:UIControlStateNormal];
self.userInteractionEnabled =NO;
});
timeOut--;
}
});
dispatch_resume(_timer);
}
@end
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btn倒计时 （CountDown）
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平台声明：文章内容（如有图片或视频亦包括在内）由作者上传并发布，文章内容仅代表作者本人观点，简书系信息发布平台，仅提供信息存储服务。
