зеркало из https://github.com/mozilla/gecko-dev.git
74 строки
2.0 KiB
JavaScript
74 строки
2.0 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
"use strict";
|
|
|
|
const { Task } = require("devtools/shared/task");
|
|
const EventEmitter = require("devtools/shared/event-emitter");
|
|
const { MemoryFront } = require("devtools/shared/fronts/memory");
|
|
const HeapAnalysesClient = require("devtools/shared/heapsnapshot/HeapAnalysesClient");
|
|
|
|
function MemoryPanel(iframeWindow, toolbox) {
|
|
this.panelWin = iframeWindow;
|
|
this._toolbox = toolbox;
|
|
|
|
EventEmitter.decorate(this);
|
|
}
|
|
|
|
MemoryPanel.prototype = {
|
|
open: Task.async(function* () {
|
|
if (this._opening) {
|
|
return this._opening;
|
|
}
|
|
|
|
this.panelWin.gToolbox = this._toolbox;
|
|
this.panelWin.gTarget = this.target;
|
|
|
|
const rootForm = yield this.target.root;
|
|
this.panelWin.gFront = new MemoryFront(this.target.client,
|
|
this.target.form,
|
|
rootForm);
|
|
this.panelWin.gHeapAnalysesClient = new HeapAnalysesClient();
|
|
|
|
yield this.panelWin.gFront.attach();
|
|
|
|
this._opening = this.panelWin.initialize().then(() => {
|
|
this.isReady = true;
|
|
this.emit("ready");
|
|
return this;
|
|
});
|
|
|
|
return this._opening;
|
|
}),
|
|
|
|
// DevToolPanel API
|
|
|
|
get target() {
|
|
return this._toolbox.target;
|
|
},
|
|
|
|
destroy: Task.async(function* () {
|
|
// Make sure this panel is not already destroyed.
|
|
if (this._destroyer) {
|
|
return this._destroyer;
|
|
}
|
|
|
|
yield this.panelWin.gFront.detach();
|
|
|
|
this._destroyer = this.panelWin.destroy().then(() => {
|
|
// Destroy front to ensure packet handler is removed from client
|
|
this.panelWin.gFront.destroy();
|
|
this.panelWin.gHeapAnalysesClient.destroy();
|
|
this.panelWin = null;
|
|
this._opening = null;
|
|
this.isReady = false;
|
|
this.emit("destroyed");
|
|
});
|
|
|
|
return this._destroyer;
|
|
})
|
|
};
|
|
|
|
exports.MemoryPanel = MemoryPanel;
|