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fix announce cache memory collection.

This commit is contained in:
Rintim 2023-10-05 20:10:06 +08:00
parent 608f396d71
commit e50f757d77
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GPG Key ID: BE9E1EA615BACFCF
1 changed files with 18 additions and 10 deletions
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28
game/game.js
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@ -339,7 +339,7 @@
announce:{
init(){
_status._announce=document.createElement("Announce");
_status._announce_cache=new WeakMap();
_status._announce_cache=new Map();
delete lib.announce.init;
},
//推送一个对象给所有监听了name的订阅者。
@ -350,18 +350,20 @@
return values;
},
//订阅name相关的事件。
subscribe(name,method,once){
subscribe(name,method){
if(_status._announce&&_status._announce_cache) {
let subscribeFunction;
if(_status._announce_cache.has(method)){
subscribeFunction=_status._announce_cache.get(method);
let records=_status._announce_cache.get(method);
subscribeFunction=records.get("Listener");
records.get("EventTargets").add(name);
}
else{
subscribeFunction=event=>{
method(event.detail);
if(once) _status._announce.removeEventListener(subscribeFunction);
};
_status._announce_cache.set(method,subscribeFunction);
subscribeFunction=event=>method(event.detail);
let records=new Map();
records.set("Listener",subscribeFunction);
records.set("EventTargets",[name]);
_status._announce_cache.set(method,records);
}
_status._announce.addEventListener(name,subscribeFunction);
}
@ -369,8 +371,14 @@
},
//取消对事件name的订阅
unsubscribe(name,method){
if(_status._announce&&_status._announce_cache&&_status._announce_cache.has(method))
_status._announce.removeEventListener(name,_status._announce_cache.get(method));
if(_status._announce&&_status._announce_cache&&_status._announce_cache.has(method)){
let records=_status._announce_cache.get(method);
const listener=records.get("Listener");
let eventTargets=records.get("EventTargets");
eventTargets.remove(name);
if(eventTargets.length<=0) _status._announce_cache.remove(method);
_status._announce.removeEventListener(name,listener);
}
return method;
}
},