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toast.component.ts
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toast.component.ts
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import { Component, HostBinding, Input, Output, EventEmitter, OnDestroy, ViewEncapsulation } from '@angular/core';
import { ToastConfig } from './toast.config';
@Component({
selector: 'weui-toast',
template: `
<div class="weui-mask_transparent"></div>
<div class="weui-toast">
<i class="{{icon}} weui-icon_toast"></i>
<p class="weui-toast__content">{{text}}</p>
</div>
`,
host: {
'[hidden]': '!_showd'
},
encapsulation: ViewEncapsulation.None
})
export class ToastComponent implements OnDestroy {
/**
* 类型
* @type { 'success' | 'loading' }
*/
@Input() set type(_t: 'success' | 'loading') {
Object.assign(this, this.DEF[_t]);
}
/**
* 文本
*
* @type {string}
*/
@Input() text: string;
/**
* icon图标Class名
*
* @type {string}
*/
@Input() icon: string;
/**
* 显示时长后自动关闭(单位:ms),0 表示永久
*
* @type {number}
* @default 2000
*/
@Input() time: number = 2000;
/**
* 隐藏后回调
*/
@Output() hide = new EventEmitter();
constructor(private DEF: ToastConfig) {
this.type = 'success';
}
_showd: boolean = false;
private timer: any;
/**
* @docs-private
*/
onShow() {
this._showd = true;
if (this.time > 0) {
this.timer = setTimeout(() => {
this.onHide();
}, this.time);
}
return this;
}
/**
* @docs-private
*/
onHide() {
this._showd = false;
this.hide.emit();
}
ngOnDestroy(): void {
if (this.timer) {
clearTimeout(this.timer);
this.timer = null;
}
}
}