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demo.html
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<!DOCTYPE>
<html>
<head>
<title>cytoscape-context-menus.js demo</title>
<meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1, maximum-scale=1">
<link href="cytoscape-context-menus.css" rel="stylesheet" type="text/css" />
<script src="https://code.jquery.com/jquery-2.0.3.min.js"></script>
<script src="https://unpkg.com/cytoscape/dist/cytoscape.min.js"></script>
<!-- for testing with local version of cytoscape.js -->
<!--<script src="../cytoscape.js/build/cytoscape.js"></script>-->
<script src="cytoscape-context-menus.js"></script>
<style>
body {
font-family: helvetica neue, helvetica, liberation sans, arial, sans-serif;
font-size: 14px;
}
#cy {
position: absolute;
left: 0;
top: 0;
bottom: 0;
right: 0;
z-index: 999;
}
h1 {
opacity: 0.5;
font-size: 1em;
font-weight: bold;
}
</style>
<script>
document.addEventListener('DOMContentLoaded', function(){
var cy = window.cy = cytoscape({
container: document.getElementById('cy'),
style: [
{
selector: 'node',
style: {
'content': 'data(name)'
}
},
{
selector: 'edge',
style: {
'target-arrow-shape': 'triangle'
}
},
{
selector: ':selected',
style: {
}
}
],
elements: {
nodes: [
{ data: { id: 'j', name: 'Jerry' } },
{ data: { id: 'e', name: 'Elaine' } },
{ data: { id: 'k', name: 'Kramer' } },
{ data: { id: 'g', name: 'George' } }
],
edges: [
{ data: { source: 'j', target: 'e' } },
{ data: { source: 'j', target: 'k' } },
{ data: { source: 'j', target: 'g' } },
{ data: { source: 'e', target: 'j' } },
{ data: { source: 'e', target: 'k' } },
{ data: { source: 'k', target: 'j' } },
{ data: { source: 'k', target: 'e' } },
{ data: { source: 'k', target: 'g' } },
{ data: { source: 'g', target: 'j' } }
]
},
});
var selectAllOfTheSameType = function(ele) {
cy.elements().unselect();
if(ele.isNode()) {
cy.nodes().select();
}
else if(ele.isEdge()) {
cy.edges().select();
}
};
// demo your core ext
cy.contextMenus({
menuItems: [
{
id: 'remove',
content: 'remove',
tooltipText: 'remove',
image: {src : "remove.svg", width : 12, height : 12, x : 6, y : 4},
selector: 'node, edge',
onClickFunction: function (event) {
var target = event.target || event.cyTarget;
target.remove();
},
hasTrailingDivider: true
},
{
id: 'hide',
content: 'hide',
tooltipText: 'hide',
selector: '*',
onClickFunction: function (event) {
var target = event.target || event.cyTarget;
target.hide();
},
disabled: false
},
{
id: 'add-node',
content: 'add node',
tooltipText: 'add node',
image: {src : "add.svg", width : 12, height : 12, x : 6, y : 4},
coreAsWell: true,
onClickFunction: function (event) {
var data = {
group: 'nodes'
};
var pos = event.position || event.cyPosition;
cy.add({
data: data,
position: {
x: pos.x,
y: pos.y
}
});
}
},
{
id: 'remove-selected',
content: 'remove selected',
tooltipText: 'remove selected',
image: {src : "remove.svg", width : 12, height : 12, x : 6, y : 6},
coreAsWell: true,
onClickFunction: function (event) {
cy.$(':selected').remove();
}
},
{
id: 'select-all-nodes',
content: 'select all nodes',
tooltipText: 'select all nodes',
selector: 'node',
onClickFunction: function (event) {
selectAllOfTheSameType(event.target || event.cyTarget);
}
},
{
id: 'select-all-edges',
content: 'select all edges',
tooltipText: 'select all edges',
selector: 'edge',
onClickFunction: function (event) {
selectAllOfTheSameType(event.target || event.cyTarget);
}
}
]
});
});
</script>
</head>
<body>
<h1>cytoscape-context-menus demo</h1>
<div id="cy"></div>
</body>
</html>