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Code Issues Releases Wiki Activity

Tooltip: avoid adding handler repeatedly

pull/6907/merge
Leopoldthecoder 2017-09-12 11:56:09 +08:00 committed by 杨奕
parent bd7ef92583
commit 2057604e24
1 changed files with 8 additions and 1 deletions
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9
packages/tooltip/src/main.js
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@ -42,6 +42,12 @@ export default {
} }
}, },
data() {
return {
handlerAdded: false
};
},
beforeCreate() { beforeCreate() {
if (this.$isServer) return; if (this.$isServer) return;
@ -77,7 +83,7 @@ export default {
if (!this.$slots.default || !this.$slots.default.length) return this.$slots.default; if (!this.$slots.default || !this.$slots.default.length) return this.$slots.default;
const vnode = getFirstComponentChild(this.$slots.default); const vnode = getFirstComponentChild(this.$slots.default);
if (!vnode) return vnode; if (!vnode || this.handlerAdded) return vnode;
const data = vnode.data = vnode.data || {}; const data = vnode.data = vnode.data || {};
const on = vnode.data.on = vnode.data.on || {}; const on = vnode.data.on = vnode.data.on || {};
const nativeOn = vnode.data.nativeOn = vnode.data.nativeOn || {}; const nativeOn = vnode.data.nativeOn = vnode.data.nativeOn || {};
@ -97,6 +103,7 @@ export default {
methods: { methods: {
addEventHandle(old, fn) { addEventHandle(old, fn) {
this.handlerAdded = true;
return old ? Array.isArray(old) ? old.concat(fn) : [old, fn] : fn; return old ? Array.isArray(old) ? old.concat(fn) : [old, fn] : fn;
}, },