fune/devtools/client/memory/components/tree-map.js
2016-12-21 15:21:24 +01:00

71 lines
1.6 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 { DOM: dom, createClass } = require("devtools/client/shared/vendor/react");
const { treeMapModel } = require("../models");
const startVisualization = require("./tree-map/start");
module.exports = createClass({
displayName: "TreeMap",
propTypes: {
treeMap: treeMapModel
},
getInitialState() {
return {};
},
componentDidMount() {
const { treeMap } = this.props;
if (treeMap && treeMap.report) {
this._startVisualization();
}
},
shouldComponentUpdate(nextProps) {
const oldTreeMap = this.props.treeMap;
const newTreeMap = nextProps.treeMap;
return oldTreeMap !== newTreeMap;
},
componentDidUpdate(prevProps) {
this._stopVisualization();
if (this.props.treeMap && this.props.treeMap.report) {
this._startVisualization();
}
},
componentWillUnmount() {
if (this.state.stopVisualization) {
this.state.stopVisualization();
}
},
_stopVisualization() {
if (this.state.stopVisualization) {
this.state.stopVisualization();
this.setState({ stopVisualization: null });
}
},
_startVisualization() {
const { container } = this.refs;
const { report } = this.props.treeMap;
const stopVisualization = startVisualization(container, report);
this.setState({ stopVisualization });
},
render() {
return dom.div(
{
ref: "container",
className: "tree-map-container"
}
);
}
});