2012-12-20 02:22:09 +08:00
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/*!
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2012-11-01 05:16:07 +08:00
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* @file app.js
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*
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* @brief
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* JSONEditor is an editor to display and edit JSON data in a treeview.
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*
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* Supported browsers: Chrome, Firefox, Safari, Opera, Internet Explorer 8+
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*
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* @license
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* This json editor is open sourced with the intention to use the editor as
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* a component in your own application. Not to just copy and monetize the editor
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* as it is.
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not
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* use this file except in compliance with the License. You may obtain a copy
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* of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations under
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* the License.
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*
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2013-01-02 03:54:07 +08:00
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* Copyright (C) 2011-2013 Jos de Jong, http://jsoneditoronline.org
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2012-11-01 05:16:07 +08:00
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*
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* @author Jos de Jong, <wjosdejong@gmail.com>
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2013-02-20 15:04:18 +08:00
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* @date 2013-02-20
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2012-11-01 05:16:07 +08:00
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*/
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var editor = null;
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var formatter = null;
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var app = {};
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/**
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* Get the JSON from the formatter and load it in the editor
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*/
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app.formatterToEditor = function() {
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try {
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editor.set(formatter.get());
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}
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catch (err) {
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2012-11-03 21:35:01 +08:00
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app.notify.showError(err);
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2012-11-01 05:16:07 +08:00
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}
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};
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/**
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* Get the JSON from the editor and load it into the formatter
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*/
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app.editorToFormatter = function () {
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try {
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formatter.set(editor.get());
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}
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catch (err) {
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2012-11-03 21:35:01 +08:00
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app.notify.showError(err);
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2012-11-01 05:16:07 +08:00
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}
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};
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/**
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* Load the interface (editor, formatter, splitter)
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*/
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// TODO: split the method load in multiple methods, it is too large
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app.load = function() {
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2012-11-03 18:18:38 +08:00
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try {
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2012-11-01 05:16:07 +08:00
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// notification handler
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2012-11-03 21:35:01 +08:00
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app.notify = new Notify();
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2012-11-01 05:16:07 +08:00
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// retriever for loading/saving files
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app.retriever = new FileRetriever({
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2012-11-03 21:35:01 +08:00
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scriptUrl: 'fileretriever.php',
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notify: app.notify
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2012-11-01 05:16:07 +08:00
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});
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// default json document
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var json = {
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2012-12-30 22:04:14 +08:00
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"array": [1, 2, 3],
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"boolean": true,
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"null": null,
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"number": 123,
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"object": {"a": "b", "c": "d", "e": "f"},
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"string": "Hello World"
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2012-11-01 05:16:07 +08:00
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};
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2012-11-03 22:20:15 +08:00
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// load url if query parameters contains a url
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if (window.QueryParams) {
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var qp = new QueryParams();
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var url = qp.getValue('url');
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2012-11-01 05:16:07 +08:00
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if (url) {
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json = {};
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app.openUrl(url);
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}
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}
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2012-11-03 18:18:38 +08:00
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// Store whether editor or formatter is last changed
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app.lastChanged = undefined;
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2012-11-01 05:16:07 +08:00
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// formatter
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var container = document.getElementById("jsonformatter");
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2013-01-05 21:32:40 +08:00
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formatter = new jsoneditor.JSONFormatter(container, {
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2012-11-03 18:18:38 +08:00
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change: function () {
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app.lastChanged = formatter;
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}
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});
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2012-11-01 05:16:07 +08:00
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formatter.set(json);
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formatter.onError = function (err) {
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2012-11-03 21:35:01 +08:00
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app.notify.showError(err);
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2012-11-01 05:16:07 +08:00
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};
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// editor
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container = document.getElementById("jsoneditor");
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2013-01-05 21:32:40 +08:00
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editor = new jsoneditor.JSONEditor(container, {
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2012-11-03 18:18:38 +08:00
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change: function () {
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app.lastChanged = editor;
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2013-01-06 06:18:56 +08:00
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}
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2012-11-03 18:18:38 +08:00
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});
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2012-11-01 05:16:07 +08:00
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editor.set(json);
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2012-11-03 21:35:01 +08:00
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// TODO: automatically synchronize data of formatter and editor? (editor should keep its state though)
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2012-11-01 05:16:07 +08:00
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// splitter
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var domSplitter = document.getElementById('splitter');
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app.splitter = new Splitter({
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container: domSplitter,
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change: function () {
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app.resize();
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}
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});
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// button Formatter-to-Editor
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domSplitter.appendChild(document.createElement('br'));
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domSplitter.appendChild(document.createElement('br'));
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domSplitter.appendChild(document.createElement('br'));
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var toForm = document.createElement('button');
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toForm.id = 'toForm';
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toForm.title = 'JSON to Editor';
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toForm.className = 'convert';
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toForm.innerHTML = '<div class="convert-right"></div>';
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toForm.onclick = function () {
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this.focus();
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app.formatterToEditor();
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};
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domSplitter.appendChild(toForm);
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// button Editor-to-Formatter
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domSplitter.appendChild(document.createElement('br'));
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domSplitter.appendChild(document.createElement('br'));
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var toJSON = document.createElement('button');
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toJSON.id = 'toJSON';
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toJSON.title = 'Editor to JSON';
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toJSON.className = 'convert';
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toJSON.innerHTML = '<div class="convert-left"></div>';
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toJSON.onclick = function () {
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this.focus();
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app.editorToFormatter();
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};
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domSplitter.appendChild(toJSON);
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// web page resize handler
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2013-01-05 21:32:40 +08:00
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jsoneditor.util.addEventListener(window, 'resize', app.resize);
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2012-11-01 05:16:07 +08:00
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// clear button
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var domClear = document.getElementById('clear');
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domClear.onclick = app.clearFile;
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/* TODO: enable clicking on open to execute the default, "open file"
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// open button
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var domOpen = document.getElementById('open');
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var domOpenMenuButton = document.getElementById('openMenuButton');
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domOpen.onclick = function (event) {
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event = event || window.event; // for IE8
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var target = event.target || event.srcElement;
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if (target == domOpenMenuButton ||
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(event.offsetX > domOpen.offsetWidth - domOpenMenuButton.offsetWidth)) {
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// clicked on the menu button
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}
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else {
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app.openFile();
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}
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};
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*/
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// menu button open file
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var domMenuOpenFile = document.getElementById('menuOpenFile');
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domMenuOpenFile.onclick = function (event) {
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app.openFile();
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2013-01-05 21:32:40 +08:00
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jsoneditor.util.stopPropagation(event);
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jsoneditor.util.preventDefault(event);
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2012-11-01 05:16:07 +08:00
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};
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// menu button open url
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var domMenuOpenUrl = document.getElementById('menuOpenUrl');
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domMenuOpenUrl.onclick = function (event) {
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app.openUrl();
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2013-01-05 21:32:40 +08:00
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jsoneditor.util.stopPropagation(event);
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jsoneditor.util.preventDefault(event);
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2012-11-01 05:16:07 +08:00
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};
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// save button
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var domSave = document.getElementById('save');
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domSave.onclick = app.saveFile;
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// TODO: implement a focus method
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formatter.textarea.focus();
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// enforce FireFox to not do spell checking on any input field
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document.body.spellcheck = false;
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2012-11-03 18:18:38 +08:00
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} catch (err) {
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2012-11-03 21:35:01 +08:00
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app.notify.showError(err);
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2012-11-03 18:18:38 +08:00
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}
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2012-11-01 05:16:07 +08:00
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};
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/**
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* Callback method called when a file or url is opened.
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* @param {Error} err
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* @param {String} data
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*/
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app.openCallback = function (err, data) {
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if (!err) {
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if (data != undefined) {
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formatter.setText(data);
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try {
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2013-01-05 21:32:40 +08:00
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var json = jsoneditor.util.parse(data);
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2012-11-01 05:16:07 +08:00
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editor.set(json);
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}
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catch (err) {
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editor.set({});
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2012-11-03 21:35:01 +08:00
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app.notify.showError(err);
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2012-11-01 05:16:07 +08:00
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}
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}
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}
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else {
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2012-11-03 21:35:01 +08:00
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app.notify.showError(err);
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2012-11-01 05:16:07 +08:00
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}
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};
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/**
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* Open a file explorer to select a file and open the file
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*/
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app.openFile = function() {
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app.retriever.loadFile(app.openCallback);
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};
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/**
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* Open a url. If no url is provided as parameter, a dialog will be opened
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* to select a url.
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* @param {String} [url]
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*/
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app.openUrl = function (url) {
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if (!url) {
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app.retriever.loadUrlDialog(app.openCallback);
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}
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else {
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app.retriever.loadUrl(url, app.openCallback);
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}
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};
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/**
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* Open a file explorer to save the file.
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*/
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app.saveFile = function () {
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2012-11-03 18:18:38 +08:00
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// first synchronize the editors and formatters contents
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if (app.lastChanged == editor) {
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app.editorToFormatter();
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}
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/* TODO: also sync from formatter to editor? will clear the history ...
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if (app.lastChanged == formatter) {
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app.formatterToEditor();
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}
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*/
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app.lastChanged = undefined;
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// save the text from the formatter
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2012-11-01 05:16:07 +08:00
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// TODO: show a 'saving...' notification
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var data = formatter.getText();
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app.retriever.saveFile(data, function (err) {
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if (err) {
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2012-11-03 21:35:01 +08:00
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app.notify.showError(err);
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2012-11-01 05:16:07 +08:00
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}
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});
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};
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/**
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* Clear the current file
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*/
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app.clearFile = function () {
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var json = {};
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formatter.set(json);
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editor.set(json);
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};
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app.resize = function() {
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var domEditor = document.getElementById('jsoneditor');
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var domFormatter = document.getElementById('jsonformatter');
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var domSplitter = document.getElementById('splitter');
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var domAd = document.getElementById('ad');
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var domAdInfo = document.getElementById('adInfo');
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var width = window.innerWidth || document.body.offsetWidth || document.documentElement.offsetWidth;
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var height = window.innerHeight || document.body.offsetHeight || document.documentElement.offsetHeight;
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var adWidth = domAd ? domAd.clientWidth : 0;
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var splitterWidth = domSplitter.clientWidth;
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if (adWidth) {
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width -= (adWidth + 15); // Not so nice, +15 here for the margin
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}
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2013-01-06 05:19:10 +08:00
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if (app.splitter) {
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var splitterLeft = width * app.splitter.getValue();
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2012-11-01 05:16:07 +08:00
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2013-01-06 05:19:10 +08:00
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// resize formatter
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domFormatter.style.width = Math.round(splitterLeft) + 'px';
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2012-11-01 05:16:07 +08:00
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2013-01-06 05:19:10 +08:00
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// resize editor
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// the width has a -1 to prevent the width from being just half a pixel
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// wider than the window, causing the content elements to wrap...
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domEditor.style.left = Math.round(splitterLeft + splitterWidth) + 'px';
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domEditor.style.width = Math.round(width - splitterLeft - splitterWidth - 1) + 'px';
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}
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2012-11-01 05:16:07 +08:00
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// resize ad text
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if (domAdInfo && domAd) {
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var infoHeight = domAdInfo.clientHeight;
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domAd.style.paddingTop = infoHeight + 'px';
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}
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};
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