Files
basilisk55/devtools/client/shared/components/reps/event.js
T

107 lines
3.3 KiB
JavaScript

/* -*- 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";
// Make this available to both AMD and CJS environments
define(function (require, exports, module) {
// ReactJS
const React = require("devtools/client/shared/vendor/react");
// Reps
const {
createFactories,
isGrip,
wrapRender,
} = require("./rep-utils");
const { rep } = createFactories(require("./grip").Grip);
/**
* Renders DOM event objects.
*/
let Event = React.createClass({
displayName: "event",
propTypes: {
object: React.PropTypes.object.isRequired
},
getTitle: function (props) {
let preview = props.object.preview;
let title = preview.type;
if (preview.eventKind == "key" && preview.modifiers && preview.modifiers.length) {
title = `${title} ${preview.modifiers.join("-")}`;
}
return title;
},
render: wrapRender(function () {
// Use `Object.assign` to keep `this.props` without changes because:
// 1. JSON.stringify/JSON.parse is slow.
// 2. Immutable.js is planned for the future.
let gripProps = Object.assign({
title: this.getTitle(this.props)
}, this.props);
gripProps.object = Object.assign({}, this.props.object);
gripProps.object.preview = Object.assign({}, this.props.object.preview);
gripProps.object.preview.ownProperties = {};
if (gripProps.object.preview.target) {
Object.assign(gripProps.object.preview.ownProperties, {
target: gripProps.object.preview.target
});
}
Object.assign(gripProps.object.preview.ownProperties,
gripProps.object.preview.properties);
delete gripProps.object.preview.properties;
gripProps.object.ownPropertyLength =
Object.keys(gripProps.object.preview.ownProperties).length;
switch (gripProps.object.class) {
case "MouseEvent":
gripProps.isInterestingProp = (type, value, name) => {
return ["target", "clientX", "clientY", "layerX", "layerY"].includes(name);
};
break;
case "KeyboardEvent":
gripProps.isInterestingProp = (type, value, name) => {
return ["target", "key", "charCode", "keyCode"].includes(name);
};
break;
case "MessageEvent":
gripProps.isInterestingProp = (type, value, name) => {
return ["target", "isTrusted", "data"].includes(name);
};
break;
default:
gripProps.isInterestingProp = (type, value, name) => {
// We want to show the properties in the order they are declared.
return Object.keys(gripProps.object.preview.ownProperties).includes(name);
};
}
return rep(gripProps);
})
});
// Registration
function supportsObject(grip, type) {
if (!isGrip(grip)) {
return false;
}
return (grip.preview && grip.preview.kind == "DOMEvent");
}
// Exports from this module
exports.Event = {
rep: Event,
supportsObject: supportsObject
};
});