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修复动态加载新Link不绑定scroll事件的问题 #34

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merged 1 commit into from
Jul 19, 2018
Merged

修复动态加载新Link不绑定scroll事件的问题 #34

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30 changes: 17 additions & 13 deletions src/EventDispatcher.js
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Original file line number Diff line number Diff line change
Expand Up @@ -10,12 +10,13 @@ EventDispatcher.prototype = {
const types = type.split('.');
const _type = types[0];
const namespaces = types[1];
let list = this._listeners[_type];
const listName = `${_type}${target ? target.getAttribute('id') : ''}`;
let list = this._listeners[listName];
let index = 0;
let listener;
let i;
if (!list) {
this._listeners[_type] = list = [];
this._listeners[listName] = list = [];
}
i = list.length;

Expand All @@ -29,12 +30,12 @@ EventDispatcher.prototype = {
}

list.splice(index, 0, { c: callback, n: namespaces, t: _type });
if (!this._listFun[_type]) {
this._listFun[_type] = this._listFun[_type] || this.dispatchEvent.bind(this, _type);
if (!this._listFun[listName]) {
this._listFun[listName] = this._listFun[listName] || this.dispatchEvent.bind(this, _type, target);
if (this._eventTarget.addEventListener) {
(target || this._eventTarget).addEventListener(_type, this._listFun[_type], false);
(target || this._eventTarget).addEventListener(_type, this._listFun[listName], false);
} else if (this._eventTarget.attachEvent) {
(target || this._eventTarget).attachEvent(`on${_type}`, this._listFun[_type]);
(target || this._eventTarget).attachEvent(`on${_type}`, this._listFun[listName]);
}
}
},
Expand All @@ -43,7 +44,8 @@ EventDispatcher.prototype = {
const types = type.split('.');
const _type = types[0];
const namespaces = types[1];
const list = this._listeners[_type];
const listName = `${_type}${target ? target.getAttribute('id') : ''}`;
const list = this._listeners[listName];
let i;
let _force = force;
if (!namespaces) {
Expand All @@ -55,9 +57,9 @@ EventDispatcher.prototype = {
if (list[i].c === callback && (_force || list[i].n === namespaces)) {
list.splice(i, 1);
if (!list.length) {
const func = this._listFun[_type];
delete this._listeners[_type];
delete this._listFun[_type];
const func = this._listFun[listName];
delete this._listeners[listName];
delete this._listFun[listName];
if (this._eventTarget.removeEventListener) {
(target || this._eventTarget).removeEventListener(_type, func);
} else if (this._eventTarget.detachEvent) {
Expand All @@ -72,8 +74,9 @@ EventDispatcher.prototype = {
}
},

dispatchEvent(type, e) {
const list = this._listeners[type];
dispatchEvent(type, target, e) {
const listName = `${type}${target ? target.getAttribute('id') : ''}`;
const list = this._listeners[listName];
let i;
let t;
let listener;
Expand All @@ -93,7 +96,8 @@ EventDispatcher.prototype = {
const types = type.split('.');
const _type = types[0];
const namespaces = types[1];
const list = this._listeners[_type];
const listName = `${type}${target ? target.getAttribute('id') : ''}`;
const list = this._listeners[listName];
this.recoverLists = this.recoverLists.concat(dataToArray(list).filter(item =>
item.n && item.n.match(namespaces)
));
Expand Down