Files
vant/packages/toast/src/toast.js
T
2017-03-15 10:10:31 +08:00

60 lines
1.3 KiB
JavaScript

import Vue from 'vue';
const ToastConstructor = Vue.extend(require('./toast.vue'));
let toastPool = [];
let getInstance = () => {
if (toastPool.length > 0) {
let instance = toastPool[0];
toastPool.splice(0, 1);
return instance;
}
return new ToastConstructor({
el: document.createElement('div')
});
};
const returnInstance = instance => {
if (instance) {
toastPool.push(instance);
}
};
const removeDom = event => {
if (event.target.parentNode) {
event.target.parentNode.removeChild(event.target);
}
};
var Toast = (options = {}) => {
const duration = options.duration || 3000;
let instance = getInstance();
instance.closed = false;
clearTimeout(instance.timer);
instance.type = options.type ? options.type : 'text';
instance.message = typeof options === 'string' ? options : options.message;
document.body.appendChild(instance.$el);
Vue.nextTick(function() {
instance.visible = true;
instance.$el.removeEventListener('transitionend', removeDom);
instance.timer = setTimeout(function() {
if (instance.closed) return;
instance.close();
}, duration);
});
return instance;
};
Toast.close = function() {
this.visible = false;
this.$el.addEventListener('transitionend', removeDom);
this.closed = true;
returnInstance(this);
};
export default Toast;