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92 lines
0 B
92 lines
0 B
1 year ago
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// JSToastDialogs.m
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// tongxin
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//
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// Created by ecell on 2021/6/9.
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// Copyright © 2021 xTT. All rights reserved.
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//
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#import "JSToastDialogs.h"
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static int changeCount;
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@implementation JSToastDialogs
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// 实现声明单例方法 GCD
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+ (instancetype)shareInstance {
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static JSToastDialogs *singleton = nil;
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{
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singleton = [[JSToastDialogs alloc] init];
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});
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return singleton;
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}
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// 初始化方法
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- (instancetype)init {
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self = [super init];
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if (self) {
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dialogsLabel = [[DialogsLabel alloc]init];
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countTimer = [NSTimer scheduledTimerWithTimeInterval:1.0 target:self selector:@selector(changeTime) userInfo:nil repeats:YES];
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countTimer.fireDate = [NSDate distantFuture];//关闭定时器
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}
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return self;
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}
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/**
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* 弹出并显示JSToastDialogs
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* @param message 显示的文本内容
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* @param duration 显示时间
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*/
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- (void)makeToast:(NSString *)message duration:(CGFloat)duration{
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if ([message length] == 0) {
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return;
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}
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[dialogsLabel setMessageText:message];
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[[[UIApplication sharedApplication] keyWindow] addSubview:dialogsLabel];
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dialogsLabel.alpha = 0.8;
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countTimer.fireDate = [NSDate distantPast];//开启定时器
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changeCount = duration;
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}
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//定时器回调方法
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- (void)changeTime {
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if(changeCount-- <= 0){
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countTimer.fireDate = [NSDate distantFuture]; //关闭定时器
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[UIView animateWithDuration:0.2f animations:^{
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dialogsLabel.alpha = 0;
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} completion:^(BOOL finished) {
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[dialogsLabel removeFromSuperview];
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}];
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}
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}
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@end
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#pragma mark - DialogsLabel的方法
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@implementation DialogsLabel
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//DialogsLabel初始化，为label设置各种属性
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- (instancetype)init {
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self = [super init];
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if (self) {
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self.layer.cornerRadius = 8;
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self.layer.masksToBounds = YES;
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self.backgroundColor = [UIColor blackColor];
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self.numberOfLines = 0;
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self.textAlignment = NSTextAlignmentCenter;
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self.textColor = [UIColor whiteColor];
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self.font = [UIFont systemFontOfSize:15];
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}
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return self;
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}
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//设置显示的文字
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- (void)setMessageText:(NSString *)text {
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[self setText:text];
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CGRect rect = [self.text boundingRectWithSize:CGSizeMake(ScreenWidth - 20, MAXFLOAT) options:NSStringDrawingUsesLineFragmentOrigin|NSStringDrawingUsesFontLeading attributes:@{NSFontAttributeName:self.font} context:nil];
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CGFloat width = rect.size.width + 20;
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CGFloat height = rect.size.height + 20;
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CGFloat x = (ScreenWidth-width)/2;
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CGFloat y = ScreenHeight-height - 120; // 59-->120
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self.frame = CGRectMake(x, y, width, height);
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}
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@end
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