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136 lines
3.6 KiB
JavaScript
136 lines
3.6 KiB
JavaScript
/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
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/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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// Make this available to both AMD and CJS environments
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define(function (require, exports, module) {
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const React = require("devtools/client/shared/vendor/react");
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// Shortcuts
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const { input, span, td } = React.DOM;
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const PropTypes = React.PropTypes;
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/**
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* This template represents a cell in TreeView row. It's rendered
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* using <td> element (the row is <tr> and the entire tree is <table>).
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*/
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let TreeCell = React.createClass({
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displayName: "TreeCell",
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// See TreeView component for detailed property explanation.
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propTypes: {
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value: PropTypes.any,
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decorator: PropTypes.object,
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id: PropTypes.string.isRequired,
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member: PropTypes.object.isRequired,
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renderValue: PropTypes.func.isRequired,
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enableInput: PropTypes.bool,
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},
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getInitialState: function () {
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return {
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inputEnabled: false,
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};
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},
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/**
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* Optimize cell rendering. Rerender cell content only if
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* the value or expanded state changes.
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*/
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shouldComponentUpdate: function (nextProps, nextState) {
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return (this.props.value != nextProps.value) ||
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(this.state !== nextState);
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},
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getCellClass: function (object, id) {
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let decorator = this.props.decorator;
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if (!decorator || !decorator.getCellClass) {
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return [];
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}
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// Decorator can return a simple string or array of strings.
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let classNames = decorator.getCellClass(object, id);
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if (!classNames) {
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return [];
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}
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if (typeof classNames == "string") {
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classNames = [classNames];
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}
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return classNames;
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},
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updateInputEnabled: function (evt) {
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this.setState(Object.assign({}, this.state, {
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inputEnabled: evt.target.nodeName !== "input",
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}));
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},
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render: function () {
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let {
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member,
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id,
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value,
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decorator,
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renderValue,
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enableInput,
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} = this.props;
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let type = member.type || "";
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// Compute class name list for the <td> element.
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let classNames = this.getCellClass(member.object, id) || [];
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classNames.push("treeValueCell");
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classNames.push(type + "Cell");
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// Render value using a default render function or custom
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// provided function from props or a decorator.
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renderValue = renderValue || defaultRenderValue;
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if (decorator && decorator.renderValue) {
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renderValue = decorator.renderValue(member.object, id) || renderValue;
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}
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let props = Object.assign({}, this.props, {
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object: value,
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});
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let cellElement;
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if (enableInput && this.state.inputEnabled && type !== "object") {
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classNames.push("inputEnabled");
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cellElement = input({
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autoFocus: true,
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onBlur: this.updateInputEnabled,
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readOnly: true,
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value,
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});
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} else {
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cellElement = span({
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onClick: (type !== "object") ? this.updateInputEnabled : null,
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},
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renderValue(props)
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);
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}
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// Render me!
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return (
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td({ className: classNames.join(" ") },
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cellElement
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)
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);
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}
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});
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// Default value rendering.
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let defaultRenderValue = props => {
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return (
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props.object + ""
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);
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};
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// Exports from this module
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module.exports = TreeCell;
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});
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