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remote: return webcontents instance from cache

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This commit is contained in:
Robo 2016-02-17 13:27:46 +05:30
parent 25156dbd53
commit 0d77fd4a2c
2 changed files with 15 additions and 0 deletions
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7
atom/renderer/api/lib/remote.js
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@ -1,11 +1,14 @@
const ipcRenderer = require('electron').ipcRenderer;
const CallbacksRegistry = require('electron').CallbacksRegistry;
const v8Util = process.atomBinding('v8_util');
const IDWeakMap = process.atomBinding('id_weak_map').IDWeakMap;
const callbacksRegistry = new CallbacksRegistry;
var includes = [].includes;
var remoteObjectCache = new IDWeakMap;
// Check for circular reference.
var isCircular = function(field, visited) {
if (typeof field === 'object') {
@ -154,6 +157,9 @@ var metaToValue = function(meta) {
}
}
if (remoteObjectCache.has(meta.id))
return remoteObjectCache.get(meta.id);
// Track delegate object's life time, and tell the browser to clean up
// when the object is GCed.
v8Util.setDestructor(ret, function() {
@ -162,6 +168,7 @@ var metaToValue = function(meta) {
// Remember object's id.
v8Util.setHiddenValue(ret, 'atomId', meta.id);
remoteObjectCache.set(meta.id, ret);
return ret;
}
};