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- <!doctype html>
- <html>
- <head>
- <meta charset="utf-8"/>
- <title>Network | Manipulation | Edit Edge Without Drag</title>
-
- <style type="text/css">
- body, select {
- font: 10pt sans;
- }
- #mynetwork {
- position:relative;
- width: 800px;
- height: 600px;
- border: 1px solid lightgray;
- }
- table.legend_table {
- font-size: 11px;
- border-width:1px;
- border-color:#d3d3d3;
- border-style:solid;
- }
- table.legend_table,td {
- border-width:1px;
- border-color:#d3d3d3;
- border-style:solid;
- padding: 2px;
- }
- div.table_content {
- width:80px;
- text-align:center;
- }
- div.table_description {
- width:100px;
- }
-
- #operation {
- font-size:28px;
- }
- #node-popUp {
- display:none;
- position:absolute;
- top:350px;
- left:170px;
- z-index:299;
- width:250px;
- height:120px;
- background-color: #f9f9f9;
- border-style:solid;
- border-width:3px;
- border-color: #5394ed;
- padding:10px;
- text-align: center;
- }
- #edge-popUp {
- display:none;
- position:absolute;
- top:350px;
- left:170px;
- z-index:299;
- width:250px;
- height:90px;
- background-color: #f9f9f9;
- border-style:solid;
- border-width:3px;
- border-color: #5394ed;
- padding:10px;
- text-align: center;
- }
- </style>
- <script type="text/javascript" src="../exampleUtil.js"></script>
- <script type="text/javascript" src="../../../dist/vis.js"></script>
- <link href="../../../dist/vis-network.min.css" rel="stylesheet" type="text/css" />
-
- <script type="text/javascript">
- var nodes = null;
- var edges = null;
- var network = null;
- // randomly create some nodes and edges
- var data = getScaleFreeNetwork(25);
- var seed = 2;
-
- function setDefaultLocale() {
- var defaultLocal = navigator.language;
- var select = document.getElementById('locale');
- select.selectedIndex = 0; // set fallback value
- for (var i = 0, j = select.options.length; i < j; ++i) {
- if (select.options[i].getAttribute('value') === defaultLocal) {
- select.selectedIndex = i;
- break;
- }
- }
- }
-
- function destroy() {
- if (network !== null) {
- network.destroy();
- network = null;
- }
- }
-
- function draw() {
- destroy();
- nodes = [];
- edges = [];
-
- // create a network
- var container = document.getElementById('mynetwork');
- var options = {
- layout: {randomSeed:seed}, // just to make sure the layout is the same when the locale is changed
- locale: document.getElementById('locale').value,
- manipulation: {
- addNode: function (data, callback) {
- // filling in the popup DOM elements
- document.getElementById('node-operation').innerHTML = "Add Node";
- editNode(data, clearNodePopUp, callback);
- },
- editNode: function (data, callback) {
- // filling in the popup DOM elements
- document.getElementById('node-operation').innerHTML = "Edit Node";
- editNode(data, cancelNodeEdit, callback);
- },
- addEdge: function (data, callback) {
- if (data.from == data.to) {
- var r = confirm("Do you want to connect the node to itself?");
- if (r != true) {
- callback(null);
- return;
- }
- }
- document.getElementById('edge-operation').innerHTML = "Add Edge";
- editEdgeWithoutDrag(data, callback);
- },
- editEdge: {
- editWithoutDrag: function(data, callback) {
- document.getElementById('edge-operation').innerHTML = "Edit Edge";
- editEdgeWithoutDrag(data,callback);
- }
- }
- }
- };
- network = new vis.Network(container, data, options);
- }
-
- function editNode(data, cancelAction, callback) {
- document.getElementById('node-label').value = data.label;
- document.getElementById('node-saveButton').onclick = saveNodeData.bind(this, data, callback);
- document.getElementById('node-cancelButton').onclick = cancelAction.bind(this, callback);
- document.getElementById('node-popUp').style.display = 'block';
- }
-
- // Callback passed as parameter is ignored
- function clearNodePopUp() {
- document.getElementById('node-saveButton').onclick = null;
- document.getElementById('node-cancelButton').onclick = null;
- document.getElementById('node-popUp').style.display = 'none';
- }
-
- function cancelNodeEdit(callback) {
- clearNodePopUp();
- callback(null);
- }
-
- function saveNodeData(data, callback) {
- data.label = document.getElementById('node-label').value;
- clearNodePopUp();
- callback(data);
- }
-
- function editEdgeWithoutDrag(data, callback) {
- // filling in the popup DOM elements
- document.getElementById('edge-label').value = data.label;
- document.getElementById('edge-saveButton').onclick = saveEdgeData.bind(this, data, callback);
- document.getElementById('edge-cancelButton').onclick = cancelEdgeEdit.bind(this,callback);
- document.getElementById('edge-popUp').style.display = 'block';
- }
-
- function clearEdgePopUp() {
- document.getElementById('edge-saveButton').onclick = null;
- document.getElementById('edge-cancelButton').onclick = null;
- document.getElementById('edge-popUp').style.display = 'none';
- }
-
- function cancelEdgeEdit(callback) {
- clearEdgePopUp();
- callback(null);
- }
-
- function saveEdgeData(data, callback) {
- if (typeof data.to === 'object')
- data.to = data.to.id
- if (typeof data.from === 'object')
- data.from = data.from.id
- data.label = document.getElementById('edge-label').value;
- clearEdgePopUp();
- callback(data);
- }
-
- function init() {
- setDefaultLocale();
- draw();
- }
-
- </script>
-
- </head>
-
- <body onload="init();">
- <h2>Editing the nodes and edges-without-drag (localized)</h2>
- <p style="width: 700px; font-size:14px; text-align: justify;">
- The localization is only relevant to the manipulation buttons.
- </p>
-
- <p>
- <label for="locale">Select a locale:</label>
- <select id="locale" onchange="draw();">
- <option value="en">en</option>
- <option value="de">de</option>
- <option value="es">es</option>
- <option value="it">it</option>
- <option value="nl">nl</option>
- <option value="pt-br">pt</option>
- <option value="ru">ru</option>
- </select>
- </p>
-
- <div id="node-popUp">
- <span id="node-operation">node</span> <br>
- <table style="margin:auto;">
- <tr>
- <td>id</td><td><input id="node-id" value="new value" /></td>
- </tr>
- <tr>
- <td>label</td><td><input id="node-label" value="new value" /></td>
- </tr>
- </table>
- <input type="button" value="save" id="node-saveButton" />
- <input type="button" value="cancel" id="node-cancelButton" />
- </div>
-
- <div id="edge-popUp">
- <span id="edge-operation">edge</span> <br>
- <table style="margin:auto;">
- <tr>
- <td>label</td><td><input id="edge-label" value="new value" /></td>
- </tr></table>
- <input type="button" value="save" id="edge-saveButton" />
- <input type="button" value="cancel" id="edge-cancelButton" />
- </div>
-
- <br />
- <div id="mynetwork"></div>
-
- </body>
- </html>
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