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zhishifufei_php/public/pc/element-ui/lib/mixins/emitter.js

36 lines
1008 B

10 months ago
"use strict";
exports.__esModule = true;
function _broadcast(componentName, eventName, params) {
this.$children.forEach(function (child) {
var name = child.$options.componentName;
if (name === componentName) {
child.$emit.apply(child, [eventName].concat(params));
} else {
_broadcast.apply(child, [componentName, eventName].concat([params]));
}
});
}
exports.default = {
methods: {
dispatch: function dispatch(componentName, eventName, params) {
var parent = this.$parent || this.$root;
var name = parent.$options.componentName;
while (parent && (!name || name !== componentName)) {
parent = parent.$parent;
if (parent) {
name = parent.$options.componentName;
}
}
if (parent) {
parent.$emit.apply(parent, [eventName].concat(params));
}
},
broadcast: function broadcast(componentName, eventName, params) {
_broadcast.call(this, componentName, eventName, params);
}
}
};