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							- import { VantComponent } from '../common/component';
 
- import { WHITE } from '../common/color';
 
- import { getSystemInfoSync } from '../common/utils';
 
- VantComponent({
 
-     props: {
 
-         message: String,
 
-         background: String,
 
-         type: {
 
-             type: String,
 
-             value: 'danger',
 
-         },
 
-         color: {
 
-             type: String,
 
-             value: WHITE,
 
-         },
 
-         duration: {
 
-             type: Number,
 
-             value: 3000,
 
-         },
 
-         zIndex: {
 
-             type: Number,
 
-             value: 110,
 
-         },
 
-         safeAreaInsetTop: {
 
-             type: Boolean,
 
-             value: false,
 
-         },
 
-         top: null,
 
-     },
 
-     data: {
 
-         show: false,
 
-         onOpened: null,
 
-         onClose: null,
 
-         onClick: null,
 
-     },
 
-     created() {
 
-         const { statusBarHeight } = getSystemInfoSync();
 
-         this.setData({ statusBarHeight });
 
-     },
 
-     methods: {
 
-         show() {
 
-             const { duration, onOpened } = this.data;
 
-             clearTimeout(this.timer);
 
-             this.setData({ show: true });
 
-             wx.nextTick(onOpened);
 
-             if (duration > 0 && duration !== Infinity) {
 
-                 this.timer = setTimeout(() => {
 
-                     this.hide();
 
-                 }, duration);
 
-             }
 
-         },
 
-         hide() {
 
-             const { onClose } = this.data;
 
-             clearTimeout(this.timer);
 
-             this.setData({ show: false });
 
-             wx.nextTick(onClose);
 
-         },
 
-         onTap(event) {
 
-             const { onClick } = this.data;
 
-             if (onClick) {
 
-                 onClick(event.detail);
 
-             }
 
-         },
 
-     },
 
- });
 
 
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