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/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
/* 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 { Cc, Ci, Cu, Cr } = require("chrome");
const promise = require("promise");
const EventEmitter = require("devtools/shared/event-emitter");
const { WebGLFront } = require("devtools/shared/fronts/webgl");
const DevToolsUtils = require("devtools/shared/DevToolsUtils");
function ShaderEditorPanel(iframeWindow, toolbox) {
this.panelWin = iframeWindow;
this._toolbox = toolbox;
this._destroyer = null;
EventEmitter.decorate(this);
}
exports.ShaderEditorPanel = ShaderEditorPanel;
ShaderEditorPanel.prototype = {
/**
* Open is effectively an asynchronous constructor.
*
* @return object
* A promise that is resolved when the Shader Editor completes opening.
*/
open: function () {
let targetPromise;
// Local debugging needs to make the target remote.
if (!this.target.isRemote) {
targetPromise = this.target.makeRemote();
} else {
targetPromise = promise.resolve(this.target);
}
return targetPromise
.then(() => {
this.panelWin.gToolbox = this._toolbox;
this.panelWin.gTarget = this.target;
this.panelWin.gFront = new WebGLFront(this.target.client, this.target.form);
return this.panelWin.startupShaderEditor();
})
.then(() => {
this.isReady = true;
this.emit("ready");
return this;
})
.then(null, function onError(aReason) {
DevToolsUtils.reportException("ShaderEditorPanel.prototype.open", aReason);
});
},
// DevToolPanel API
get target() {
return this._toolbox.target;
},
destroy: function () {
// Make sure this panel is not already destroyed.
if (this._destroyer) {
return this._destroyer;
}
return this._destroyer = this.panelWin.shutdownShaderEditor().then(() => {
// Destroy front to ensure packet handler is removed from client
this.panelWin.gFront.destroy();
this.emit("destroyed");
});
}
};
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