// // PhoneCodeButton.m // CodingMart // // Created by Ease on 15/12/15. // Copyright © 2015年 net.coding. All rights reserved. // #import "PhoneCodeButton.h" @interface PhoneCodeButton () @property (nonatomic, strong, readwrite) NSTimer *timer; @property (assign, nonatomic) NSTimeInterval durationToValidity; //@property (strong, nonatomic) UIView *lineView; @end @implementation PhoneCodeButton - (instancetype)initWithFrame:(CGRect)frame { self = [super initWithFrame:frame]; if (self) { self.titleLabel.font = [UIFont systemFontOfSize:15]; self.enabled = YES; // _lineView = [[UIView alloc] initWithFrame:CGRectMake(-10, 5, 0.5, CGRectGetHeight(frame) - 2*5)]; // _lineView.backgroundColor = [UIColor colorWithHexString:@"0xD8D8D8"]; // [self addSubview:_lineView]; } return self; } - (void)setEnabled:(BOOL)enabled{ [super setEnabled:enabled]; UIColor *foreColor = enabled? kColorDark2: kColorDarkA; [self setTitleColor:foreColor forState:UIControlStateNormal]; if (enabled) { [self setTitle:@"发送验证码" forState:UIControlStateNormal]; }else if ([self.titleLabel.text isEqualToString:@"发送验证码"]){ [self setTitle:@"正在发送..." forState:UIControlStateNormal]; } } - (void)startUpTimer{ _durationToValidity = 60; if (self.isEnabled) { self.enabled = NO; } [self setTitle:[NSString stringWithFormat:@"%.0f 秒", _durationToValidity] forState:UIControlStateNormal]; self.timer = [NSTimer scheduledTimerWithTimeInterval:1 target:self selector:@selector(redrawTimer:) userInfo:nil repeats:YES]; } - (void)invalidateTimer{ if (!self.isEnabled) { self.enabled = YES; } [self.timer invalidate]; self.timer = nil; } - (void)redrawTimer:(NSTimer *)timer { _durationToValidity--; if (_durationToValidity > 0) { self.titleLabel.text = [NSString stringWithFormat:@"%.0f 秒", _durationToValidity];//防止 button_title 闪烁 [self setTitle:[NSString stringWithFormat:@"%.0f 秒", _durationToValidity] forState:UIControlStateNormal]; }else{ [self invalidateTimer]; } } @end