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| // 对外暴露两个方法供调用
+ (void)showToast:(NSString *)text;
+ (void)showToast:(NSString *)text inView:(UIView *)superView;
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| // 实现方法
+ (void)showToast:(NSString *)text{
[ToastUtil showToast:text inView:[UIApplication sharedApplication].windows.lastObject];
}
+ (void)showToast:(NSString *)text inView:(UIView *)superView {
if (!superView) {
return;
}
CGSize labelSize = [text sizeWithAttributes:@{NSFontAttributeName:[UIFont systemFontOfSize:20.f]}];
UILabel *label = [[UILabel alloc] init];
label.font = [UIFont systemFontOfSize:18.f];
label.text = text;
label.textAlignment = NSTextAlignmentCenter;
label.layer.cornerRadius = labelSize.height/4;
label.layer.masksToBounds = YES;
label.backgroundColor = [UIColor colorWithRed:38/255.f green:187/255.f blue:251/255.f alpha:1.f];
label.textColor = [UIColor whiteColor];
label.frame = CGRectMake((superView.bounds.size.width - labelSize.width)/2, 0, labelSize.width, labelSize.height);
[superView addSubview:label];
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(2.0 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
[label removeFromSuperview];
});
}
|
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