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<html>
<head>
<title>bpmn-js interaction demo</title>
<link rel="stylesheet" href="https://unpkg.com/[email protected]/dist/assets/diagram-js.css" />
<style>
.console {
width: 100%;
min-height: 80px;
border: none;
padding: 0;
}
.console textarea {
width: 100%;
min-height: 80px;
}
</style>
</head>
<body>
<div class="header">
<h1>bpmn-js diagram interaction example</h1>
<p>
interact with the diagram using your mouse and see what happens,
click the end event for a special alert.
</p>
</div>
<hr>
<div class="canvas">
<h3>diagram</h3>
<div id="js-canvas"></div>
</div>
<hr>
<div class="console">
<h3>console</h3>
<textarea id="js-console"></textarea>
</div>
<!-- viewer -->
<script src="https://unpkg.com/[email protected]/dist/bpmn-viewer.development.js"></script>
<!-- app -->
<script>
var console = document.querySelector('#js-console');
function log() {
console.value += Array.prototype.slice.call(arguments).map(function(e) {
return String(e);
}).join(' ');
console.value += '\n';
console.scrollTop = console.scrollHeight;
}
// the diagram to display
// you may load it asynchronously via ajax, too
var diagramXML = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n<definitions xmlns=\"http://www.omg.org/spec/BPMN/20100524/MODEL\"\r\n xmlns:bpmndi=\"http://www.omg.org/spec/BPMN/20100524/DI\"\r\n xmlns:omgdc=\"http://www.omg.org/spec/DD/20100524/DC\"\r\n xmlns:omgdi=\"http://www.omg.org/spec/DD/20100524/DI\"\r\n xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\"\r\n expressionLanguage=\"http://www.w3.org/1999/XPath\"\r\n typeLanguage=\"http://www.w3.org/2001/XMLSchema\"\r\n targetNamespace=\"\"\r\n xsi:schemaLocation=\"http://www.omg.org/spec/BPMN/20100524/MODEL http://www.omg.org/spec/BPMN/2.0/20100501/BPMN20.xsd\">\r\n<collaboration id=\"sid-c0e745ff-361e-4afb-8c8d-2a1fc32b1424\">\r\n <participant id=\"sid-87F4C1D6-25E1-4A45-9DA7-AD945993D06F\" name=\"Customer\" processRef=\"sid-C3803939-0872-457F-8336-EAE484DC4A04\">\r\n </participant>\r\n</collaboration>\r\n<process id=\"sid-C3803939-0872-457F-8336-EAE484DC4A04\" isClosed=\"false\" isExecutable=\"false\" name=\"Customer\" processType=\"None\">\r\n <extensionElements/>\r\n <laneSet id=\"sid-b167d0d7-e761-4636-9200-76b7f0e8e83a\">\r\n <lane id=\"sid-57E4FE0D-18E4-478D-BC5D-B15164E93254\">\r\n <flowNodeRef>sid-D7F237E8-56D0-4283-A3CE-4F0EFE446138</flowNodeRef>\r\n <flowNodeRef>sid-52EB1772-F36E-433E-8F5B-D5DFD26E6F26</flowNodeRef>\r\n <flowNodeRef>SCAN_OK</flowNodeRef>\r\n <flowNodeRef>sid-E49425CF-8287-4798-B622-D2A7D78EF00B</flowNodeRef>\r\n <flowNodeRef>END_EVENT</flowNodeRef>\r\n <flowNodeRef>sid-5134932A-1863-4FFA-BB3C-A4B4078B11A9</flowNodeRef>\r\n </lane>\r\n </laneSet>\r\n <startEvent id=\"sid-D7F237E8-56D0-4283-A3CE-4F0EFE446138\" name=\"Notices QR code\">\r\n <outgoing>sid-7B791A11-2F2E-4D80-AFB3-91A02CF2B4FD</outgoing>\r\n </startEvent>\r\n <task completionQuantity=\"1\" id=\"sid-52EB1772-F36E-433E-8F5B-D5DFD26E6F26\" isForCompensation=\"false\" name=\"Scan QR code\" startQuantity=\"1\">\r\n <incoming>sid-4DC479E5-5C20-4948-BCFC-9EC5E2F66D8D</incoming>\r\n <outgoing>sid-EE8A7BA0-5D66-4F8B-80E3-CC2751B3856A</outgoing>\r\n </task>\r\n <exclusiveGateway gatewayDirection=\"Diverging\" id=\"SCAN_OK\" name=\"Scan successful? \">\r\n <incoming>sid-EE8A7BA0-5D66-4F8B-80E3-CC2751B3856A</incoming>\r\n <outgoing>sid-8B820AF5-DC5C-4618-B854-E08B71FB55CB</outgoing>\r\n <outgoing>sid-337A23B9-A923-4CCE-B613-3E247B773CCE</outgoing>\r\n </exclusiveGateway>\r\n <task completionQuantity=\"1\" id=\"sid-E49425CF-8287-4798-B622-D2A7D78EF00B\" isForCompensation=\"false\" name=\"Open product information in mobile app\" startQuantity=\"1\">\r\n <incoming>sid-8B820AF5-DC5C-4618-B854-E08B71FB55CB</incoming>\r\n <outgoing>sid-57EB1F24-BD94-479A-BF1F-57F1EAA19C6C</outgoing>\r\n </task>\r\n <endEvent id=\"END_EVENT\" name=\"Is informed\">\r\n <incoming>sid-57EB1F24-BD94-479A-BF1F-57F1EAA19C6C</incoming>\r\n </endEvent>\r\n <exclusiveGateway gatewayDirection=\"Converging\" id=\"sid-5134932A-1863-4FFA-BB3C-A4B4078B11A9\">\r\n <incoming>sid-7B791A11-2F2E-4D80-AFB3-91A02CF2B4FD</incoming>\r\n <incoming>sid-337A23B9-A923-4CCE-B613-3E247B773CCE</incoming>\r\n <outgoing>sid-4DC479E5-5C20-4948-BCFC-9EC5E2F66D8D</outgoing>\r\n </exclusiveGateway>\r\n <sequenceFlow id=\"sid-7B791A11-2F2E-4D80-AFB3-91A02CF2B4FD\" sourceRef=\"sid-D7F237E8-56D0-4283-A3CE-4F0EFE446138\" targetRef=\"sid-5134932A-1863-4FFA-BB3C-A4B4078B11A9\"/>\r\n <sequenceFlow id=\"sid-EE8A7BA0-5D66-4F8B-80E3-CC2751B3856A\" sourceRef=\"sid-52EB1772-F36E-433E-8F5B-D5DFD26E6F26\" targetRef=\"SCAN_OK\"/>\r\n <sequenceFlow id=\"sid-57EB1F24-BD94-479A-BF1F-57F1EAA19C6C\" sourceRef=\"sid-E49425CF-8287-4798-B622-D2A7D78EF00B\" targetRef=\"END_EVENT\"/>\r\n <sequenceFlow id=\"sid-8B820AF5-DC5C-4618-B854-E08B71FB55CB\" name=\"Yes\" sourceRef=\"SCAN_OK\" targetRef=\"sid-E49425CF-8287-4798-B622-D2A7D78EF00B\"/>\r\n <sequenceFlow id=\"sid-4DC479E5-5C20-4948-BCFC-9EC5E2F66D8D\" sourceRef=\"sid-5134932A-1863-4FFA-BB3C-A4B4078B11A9\" targetRef=\"sid-52EB1772-F36E-433E-8F5B-D5DFD26E6F26\"/>\r\n <sequenceFlow id=\"sid-337A23B9-A923-4CCE-B613-3E247B773CCE\" name=\"No\" sourceRef=\"SCAN_OK\" targetRef=\"sid-5134932A-1863-4FFA-BB3C-A4B4078B11A9\"/>\r\n</process>\r\n<bpmndi:BPMNDiagram id=\"sid-74620812-92c4-44e5-949c-aa47393d3830\">\r\n <bpmndi:BPMNPlane bpmnElement=\"sid-c0e745ff-361e-4afb-8c8d-2a1fc32b1424\" id=\"sid-cdcae759-2af7-4a6d-bd02-53f3352a731d\">\r\n <bpmndi:BPMNShape bpmnElement=\"sid-87F4C1D6-25E1-4A45-9DA7-AD945993D06F\" id=\"sid-87F4C1D6-25E1-4A45-9DA7-AD945993D06F_gui\" isHorizontal=\"true\">\r\n <omgdc:Bounds height=\"250.0\" width=\"933.0\" x=\"42.5\" y=\"75.0\"/>\r\n <bpmndi:BPMNLabel labelStyle=\"sid-84cb49fd-2f7c-44fb-8950-83c3fa153d3b\">\r\n <omgdc:Bounds height=\"59.142852783203125\" width=\"12.000000000000014\" x=\"47.49999999999999\" y=\"170.42857360839844\"/>\r\n </bpmndi:BPMNLabel>\r\n </bpmndi:BPMNShape>\r\n <bpmndi:BPMNShape bpmnElement=\"sid-57E4FE0D-18E4-478D-BC5D-B15164E93254\" id=\"sid-57E4FE0D-18E4-478D-BC5D-B15164E93254_gui\" isHorizontal=\"true\">\r\n <omgdc:Bounds height=\"250.0\" width=\"903.0\" x=\"72.5\" y=\"75.0\"/>\r\n </bpmndi:BPMNShape>\r\n <bpmndi:BPMNShape bpmnElement=\"sid-D7F237E8-56D0-4283-A3CE-4F0EFE446138\" id=\"sid-D7F237E8-56D0-4283-A3CE-4F0EFE446138_gui\">\r\n <omgdc:Bounds height=\"30.0\" width=\"30.0\" x=\"150.0\" y=\"165.0\"/>\r\n <bpmndi:BPMNLabel labelStyle=\"sid-e0502d32-f8d1-41cf-9c4a-cbb49fecf581\">\r\n <omgdc:Bounds height=\"22.0\" width=\"46.35714340209961\" x=\"141.8214282989502\" y=\"197.0\"/>\r\n </bpmndi:BPMNLabel>\r\n </bpmndi:BPMNShape>\r\n <bpmndi:BPMNShape bpmnElement=\"sid-52EB1772-F36E-433E-8F5B-D5DFD26E6F26\" id=\"sid-52EB1772-F36E-433E-8F5B-D5DFD26E6F26_gui\">\r\n <omgdc:Bounds height=\"80.0\" width=\"100.0\" x=\"352.5\" y=\"140.0\"/>\r\n <bpmndi:BPMNLabel labelStyle=\"sid-84cb49fd-2f7c-44fb-8950-83c3fa153d3b\">\r\n <omgdc:Bounds height=\"12.0\" width=\"84.0\" x=\"360.5\" y=\"172.0\"/>\r\n </bpmndi:BPMNLabel>\r\n </bpmndi:BPMNShape>\r\n <bpmndi:BPMNShape bpmnElement=\"SCAN_OK\" id=\"SCAN_OK_gui\" isMarkerVisible=\"true\">\r\n <omgdc:Bounds height=\"40.0\" width=\"40.0\" x=\"550.0\" y=\"160.0\"/>\r\n <bpmndi:BPMNLabel labelStyle=\"sid-e0502d32-f8d1-41cf-9c4a-cbb49fecf581\">\r\n <omgdc:Bounds height=\"12.0\" width=\"102.0\" x=\"521.0\" y=\"127.0\"/>\r\n </bpmndi:BPMNLabel>\r\n </bpmndi:BPMNShape>\r\n <bpmndi:BPMNShape bpmnElement=\"sid-E49425CF-8287-4798-B622-D2A7D78EF00B\" id=\"sid-E49425CF-8287-4798-B622-D2A7D78EF00B_gui\">\r\n <omgdc:Bounds height=\"80.0\" width=\"100.0\" x=\"687.5\" y=\"140.0\"/>\r\n <bpmndi:BPMNLabel labelStyle=\"sid-84cb49fd-2f7c-44fb-8950-83c3fa153d3b\">\r\n <omgdc:Bounds height=\"36.0\" width=\"83.14285278320312\" x=\"695.9285736083984\" y=\"162.0\"/>\r\n </bpmndi:BPMNLabel>\r\n </bpmndi:BPMNShape>\r\n <bpmndi:BPMNShape bpmnElement=\"END_EVENT\" id=\"END_EVENT_gui\">\r\n <omgdc:Bounds height=\"28.0\" width=\"28.0\" x=\"865.0\" y=\"166.0\"/>\r\n <bpmndi:BPMNLabel labelStyle=\"sid-e0502d32-f8d1-41cf-9c4a-cbb49fecf581\">\r\n <omgdc:Bounds height=\"11.0\" width=\"62.857147216796875\" x=\"847.5714263916016\" y=\"196.0\"/>\r\n </bpmndi:BPMNLabel>\r\n </bpmndi:BPMNShape>\r\n <bpmndi:BPMNShape bpmnElement=\"sid-5134932A-1863-4FFA-BB3C-A4B4078B11A9\" id=\"sid-5134932A-1863-4FFA-BB3C-A4B4078B11A9_gui\" isMarkerVisible=\"true\">\r\n <omgdc:Bounds height=\"40.0\" width=\"40.0\" x=\"240.0\" y=\"160.0\"/>\r\n </bpmndi:BPMNShape>\r\n <bpmndi:BPMNEdge bpmnElement=\"sid-EE8A7BA0-5D66-4F8B-80E3-CC2751B3856A\" id=\"sid-EE8A7BA0-5D66-4F8B-80E3-CC2751B3856A_gui\">\r\n <omgdi:waypoint x=\"452.5\" y=\"180\"/>\r\n <omgdi:waypoint x=\"550.0\" y=\"180\"/>\r\n </bpmndi:BPMNEdge>\r\n <bpmndi:BPMNEdge bpmnElement=\"sid-8B820AF5-DC5C-4618-B854-E08B71FB55CB\" id=\"sid-8B820AF5-DC5C-4618-B854-E08B71FB55CB_gui\">\r\n <omgdi:waypoint x=\"590.0\" y=\"180\"/>\r\n <omgdi:waypoint x=\"687.5\" y=\"180\"/>\r\n <bpmndi:BPMNLabel labelStyle=\"sid-e0502d32-f8d1-41cf-9c4a-cbb49fecf581\">\r\n <omgdc:Bounds height=\"12.048704338048935\" width=\"16.32155963195521\" x=\"597.8850936986571\" y=\"155\"/>\r\n </bpmndi:BPMNLabel>\r\n </bpmndi:BPMNEdge>\r\n <bpmndi:BPMNEdge bpmnElement=\"sid-7B791A11-2F2E-4D80-AFB3-91A02CF2B4FD\" id=\"sid-7B791A11-2F2E-4D80-AFB3-91A02CF2B4FD_gui\">\r\n <omgdi:waypoint x=\"180.0\" y=\"180\"/>\r\n <omgdi:waypoint x=\"240.0\" y=\"180\"/>\r\n </bpmndi:BPMNEdge>\r\n <bpmndi:BPMNEdge bpmnElement=\"sid-4DC479E5-5C20-4948-BCFC-9EC5E2F66D8D\" id=\"sid-4DC479E5-5C20-4948-BCFC-9EC5E2F66D8D_gui\">\r\n <omgdi:waypoint x=\"280.0\" y=\"180\"/>\r\n <omgdi:waypoint x=\"352.5\" y=\"180\"/>\r\n </bpmndi:BPMNEdge>\r\n <bpmndi:BPMNEdge bpmnElement=\"sid-57EB1F24-BD94-479A-BF1F-57F1EAA19C6C\" id=\"sid-57EB1F24-BD94-479A-BF1F-57F1EAA19C6C_gui\">\r\n <omgdi:waypoint x=\"787.5\" y=\"180.0\"/>\r\n <omgdi:waypoint x=\"865.0\" y=\"180.0\"/>\r\n </bpmndi:BPMNEdge>\r\n <bpmndi:BPMNEdge bpmnElement=\"sid-337A23B9-A923-4CCE-B613-3E247B773CCE\" id=\"sid-337A23B9-A923-4CCE-B613-3E247B773CCE_gui\">\r\n <omgdi:waypoint x=\"570.5\" y=\"200.0\"/>\r\n <omgdi:waypoint x=\"570.5\" y=\"269.0\"/>\r\n <omgdi:waypoint x=\"260.5\" y=\"269.0\"/>\r\n <omgdi:waypoint x=\"260.5\" y=\"200.0\"/>\r\n <bpmndi:BPMNLabel labelStyle=\"sid-e0502d32-f8d1-41cf-9c4a-cbb49fecf581\">\r\n <omgdc:Bounds height=\"21.4285888671875\" width=\"12.0\" x=\"550\" y=\"205\"/>\r\n </bpmndi:BPMNLabel>\r\n </bpmndi:BPMNEdge>\r\n </bpmndi:BPMNPlane>\r\n <bpmndi:BPMNLabelStyle id=\"sid-e0502d32-f8d1-41cf-9c4a-cbb49fecf581\">\r\n <omgdc:Font isBold=\"false\" isItalic=\"false\" isStrikeThrough=\"false\" isUnderline=\"false\" name=\"Arial\" size=\"11.0\"/>\r\n </bpmndi:BPMNLabelStyle>\r\n <bpmndi:BPMNLabelStyle id=\"sid-84cb49fd-2f7c-44fb-8950-83c3fa153d3b\">\r\n <omgdc:Font isBold=\"false\" isItalic=\"false\" isStrikeThrough=\"false\" isUnderline=\"false\" name=\"Arial\" size=\"12.0\"/>\r\n </bpmndi:BPMNLabelStyle>\r\n</bpmndi:BPMNDiagram>\r\n</definitions>\r\n\r\n";
var viewer = new BpmnJS({
container: document.querySelector('#js-canvas'),
height: 400
});
viewer.importXML(diagramXML).then(function(){
// diagram is loaded, add interaction to it
// Option 1:
// directly hook into internal diagram events
// this allows you to access the clicked element directly
var eventBus = viewer.get('eventBus');
// you may hook into any of the following events
var events = [
'element.hover',
'element.out',
'element.click',
'element.dblclick',
'element.mousedown',
'element.mouseup'
];
events.forEach(function(event) {
eventBus.on(event, function(e) {
// e.element = the model element
// e.gfx = the graphical element
log(event, 'on', e.element.id);
});
});
// Option 2:
// directly attach an event listener to an elements graphical representation
// each model element a data-element-id attribute attached to it in HTML
// select the end event
var endEventNode = document.querySelector('#js-canvas [data-element-id=END_EVENT]');
endEventNode.addEventListener('click', function(e) {
alert('clicked the end event!');
});
}).catch(function(err) {
console.error('failed to load diagram');
console.error(err);
return log('failed to load diagram', err);
});
</script>
</html>