2012-05-21 20:32:26 +00:00
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<!--
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2013-10-28 08:56:36 +00:00
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Copyright (c) 2006-2013, JGraph Ltd
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2012-05-21 20:32:26 +00:00
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Monitor example for mxGraph. This eample demonstrates using a
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graph to display the current state of a workflow.
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-->
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<html>
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<head>
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<title>mxGraph Workflow Monitor</title>
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<!-- Sets the basepath for the library if not in same directory -->
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<script type="text/javascript">
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mxBasePath = '../src';
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</script>
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<!-- Loads and initializes the library -->
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<script type="text/javascript" src="../src/js/mxClient.js"></script>
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<!-- Example code -->
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<script type="text/javascript">
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// Program starts here. Creates a sample graph in the
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// DOM node with the specified ID. This function is invoked
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// from the onLoad event handler of the document (see below).
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function main(container)
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{
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// Checks if the browser is supported
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if (!mxClient.isBrowserSupported())
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{
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// Displays an error message if the browser is not supported.
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mxUtils.error('Browser is not supported!', 200, false);
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}
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else
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{
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2013-05-23 16:14:48 +00:00
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mxConstants.SHADOWCOLOR = '#e0e0e0';
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2012-05-21 20:32:26 +00:00
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// Creates the graph inside the given container
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var graph = createGraph(container);
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// Creates a process display using the activity names as IDs to refer to the elements
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var xml = '<mxGraphModel><root><mxCell id="0"/><mxCell id="1" parent="0"/>'+
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'<mxCell id="2" value="Claim Handling Process" style="swimlane" vertex="1" parent="1"><mxGeometry x="1" width="850" height="400" as="geometry"/></mxCell>'+
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'<mxCell id="3" value="Claim Manager" style="swimlane" vertex="1" parent="2"><mxGeometry x="30" width="820" height="200" as="geometry"/></mxCell>'+
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2012-05-21 20:32:26 +00:00
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'<mxCell id="5" value="" style="start" vertex="1" parent="3"><mxGeometry x="40" y="85" width="30" height="30" as="geometry"/></mxCell>'+
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'<mxCell id="AuthorizeClaim" value="Authorize
Claim" vertex="1" parent="3"><mxGeometry x="90" y="80" width="100" height="40" as="geometry"/></mxCell>'+
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'<mxCell id="6" value="X" style="step" vertex="1" parent="3"><mxGeometry x="210" y="85" width="30" height="30" as="geometry"/></mxCell>'+
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'<mxCell id="ApproveClaim" value="Approve
Claim" vertex="1" parent="3"><mxGeometry x="260" y="80" width="100" height="40" as="geometry"/></mxCell>'+
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'<mxCell id="7" value="X" style="step" vertex="1" parent="3"><mxGeometry x="380" y="85" width="30" height="30" as="geometry"/></mxCell>'+
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'<mxCell id="8" value="" edge="1" parent="3" source="5" target="AuthorizeClaim"><mxGeometry relative="1" as="geometry"/></mxCell>'+
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'<mxCell id="9" value="" edge="1" parent="3" source="AuthorizeClaim" target="6"><mxGeometry relative="1" as="geometry"/></mxCell>'+
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'<mxCell id="10" value="" edge="1" parent="3" source="6" target="ApproveClaim"><mxGeometry relative="1" as="geometry"/></mxCell>'+
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'<mxCell id="11" value="" edge="1" parent="3" source="ApproveClaim" target="7"><mxGeometry relative="1" as="geometry"/></mxCell>'+
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'<mxCell id="12" value="" edge="1" parent="3" source="7" target="AuthorizeClaim"><mxGeometry relative="1" as="geometry"><Array as="points"><mxPoint x="140" y="40"/></Array></mxGeometry></mxCell>'+
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'<mxCell id="ReviewClaim" value="Review
Claim" vertex="1" parent="3"><mxGeometry x="480" y="80" width="100" height="40" as="geometry"/></mxCell>'+
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'<mxCell id="22" value="X" style="step" vertex="1" parent="3"><mxGeometry x="600" y="85" width="30" height="30" as="geometry"/></mxCell>'+
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'<mxCell id="23" value="" edge="1" parent="3" source="ReviewClaim" target="22"><mxGeometry relative="1" as="geometry"/></mxCell>'+
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'<mxCell id="ApproveReviewedClaim" value="Approve Rev.
Claim" vertex="1" parent="3"><mxGeometry x="650" y="80" width="100" height="40" as="geometry"/></mxCell>'+
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'<mxCell id="26" value="" edge="1" parent="3" source="22" target="ApproveReviewedClaim"><mxGeometry relative="1" as="geometry"/></mxCell>'+
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'<mxCell id="27" value="X" style="step" vertex="1" parent="3"><mxGeometry x="770" y="85" width="30" height="30" as="geometry"/></mxCell>'+
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'<mxCell id="28" value="" edge="1" target="27" parent="3" source="ApproveReviewedClaim"><mxGeometry relative="1" as="geometry"><mxPoint x="740" y="100" as="sourcePoint"/><mxPoint x="760" y="100" as="targetPoint"/></mxGeometry></mxCell>'+
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'<mxCell id="32" value="" edge="1" parent="3" source="27" target="ReviewClaim"><mxGeometry relative="1" as="geometry"><Array as="points"><mxPoint x="665" y="160"/></Array></mxGeometry></mxCell>'+
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'<mxCell id="4" value="Accountant" style="swimlane" vertex="1" parent="2"><mxGeometry x="30" y="200" width="820" height="200" as="geometry"/></mxCell>'+
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'<mxCell id="EnterAccountingData" value="Enter
Data" vertex="1" parent="4"><mxGeometry x="430" y="80" width="100" height="40" as="geometry"/></mxCell>'+
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'<mxCell id="14" value="X" style="step" vertex="1" parent="4"><mxGeometry x="550" y="85" width="30" height="30" as="geometry"/></mxCell>'+
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'<mxCell id="15" value="" edge="1" parent="4" source="EnterAccountingData" target="14"><mxGeometry relative="1" as="geometry"/></mxCell>'+
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'<mxCell id="CheckAccountingData" value="Check
Data" vertex="1" parent="4"><mxGeometry x="600" y="80" width="100" height="40" as="geometry"/></mxCell>'+
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'<mxCell id="16" value="" edge="1" parent="4" source="14" target="CheckAccountingData"><mxGeometry relative="1" as="geometry"/></mxCell>'+
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'<mxCell id="17" value="X" style="step" vertex="1" parent="4"><mxGeometry x="720" y="85" width="30" height="30" as="geometry"/></mxCell>'+
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'<mxCell id="18" value="" edge="1" parent="4" source="CheckAccountingData" target="17"><mxGeometry relative="1" as="geometry"/></mxCell>'+
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'<mxCell id="19" value="" style="end" vertex="1" parent="4"><mxGeometry x="770" y="85" width="30" height="30" as="geometry"/></mxCell>'+
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'<mxCell id="20" value="" edge="1" parent="4" source="17" target="19"><mxGeometry relative="1" as="geometry"/></mxCell>'+
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'<mxCell id="31" value="" edge="1" parent="4" source="17" target="EnterAccountingData"><mxGeometry relative="1" as="geometry"><Array as="points"><mxPoint x="625" y="160"/></Array></mxGeometry></mxCell>'+
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'<mxCell id="13" value="" edge="1" parent="2" source="7" target="EnterAccountingData"><mxGeometry relative="1" as="geometry"/></mxCell>'+
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'<mxCell id="24" value="" edge="1" parent="2" source="14" target="ReviewClaim" style="edgeStyle=none"><mxGeometry relative="1" as="geometry"><Array as="points"><mxPoint x="595" y="180"/><mxPoint x="480" y="180"/><mxPoint x="480" y="100"/></Array></mxGeometry></mxCell>'+
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2012-05-21 20:32:26 +00:00
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'<mxCell id="29" value="" edge="1" parent="2" source="22" target="EnterAccountingData"><mxGeometry relative="1" as="geometry"><Array as="points"><mxPoint x="469" y="40"/></Array></mxGeometry></mxCell>'+
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'<mxCell id="30" value="" edge="1" parent="2" source="27" target="EnterAccountingData"><mxGeometry relative="1" as="geometry"><Array as="points"><mxPoint x="469" y="40"/></Array></mxGeometry></mxCell>'+
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'<mxCell id="33" value="" edge="1" parent="2" source="6" target="EnterAccountingData"><mxGeometry relative="1" as="geometry"><Array as="points"><mxPoint x="255" y="200"/></Array></mxGeometry></mxCell>'+
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'</root></mxGraphModel>';
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var doc = mxUtils.parseXml(xml);
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var codec = new mxCodec(doc);
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codec.decode(doc.documentElement, graph.getModel());
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}
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// Creates a button to invoke the refresh function
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document.body.appendChild(mxUtils.button('Update', function(evt)
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{
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// XML is normally fetched from URL at server using mxUtils.get - this is a client-side
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// string with randomized states to demonstrate the idea of the workflow monitor
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var xml = '<process><update id="ApproveClaim" state="'+getState()+'"/><update id="AuthorizeClaim" state="'+getState()+'"/>'+
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'<update id="CheckAccountingData" state="'+getState()+'"/><update id="ReviewClaim" state="'+getState()+'"/>'+
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'<update id="ApproveReviewedClaim" state="'+getState()+'"/><update id="EnterAccountingData" state="'+getState()+'"/></process>';
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update(graph, xml);
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}));
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};
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/**
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* Updates the display of the given graph using the XML data
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*/
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function update(graph, xml)
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{
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if (xml != null &&
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xml.length > 0)
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{
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var doc = mxUtils.parseXml(xml);
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if (doc != null &&
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doc.documentElement != null)
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{
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var model = graph.getModel();
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var nodes = doc.documentElement.getElementsByTagName('update');
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if (nodes != null &&
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nodes.length > 0)
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{
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model.beginUpdate();
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try
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{
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for (var i = 0; i < nodes.length; i++)
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{
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// Processes the activity nodes inside the process node
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var id = nodes[i].getAttribute('id');
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var state = nodes[i].getAttribute('state');
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// Gets the cell for the given activity name from the model
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var cell = model.getCell(id);
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// Updates the cell color and adds some tooltip information
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if (cell != null)
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{
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// Resets the fillcolor and the overlay
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graph.setCellStyles(mxConstants.STYLE_FILLCOLOR, 'white', [cell]);
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graph.removeCellOverlays(cell);
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// Changes the cell color for the known states
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if (state == 'Running')
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{
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graph.setCellStyles(mxConstants.STYLE_FILLCOLOR, '#f8cecc', [cell]);
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}
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else if (state == 'Waiting')
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{
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graph.setCellStyles(mxConstants.STYLE_FILLCOLOR, '#fff2cc', [cell]);
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}
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else if (state == 'Completed')
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{
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graph.setCellStyles(mxConstants.STYLE_FILLCOLOR, '#d4e1f5', [cell]);
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}
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// Adds tooltip information using an overlay icon
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if (state != 'Init')
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{
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// Sets the overlay for the cell in the graph
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graph.addCellOverlay(cell, createOverlay(graph.warningImage, 'State: '+state));
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}
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}
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} // for
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}
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finally
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{
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model.endUpdate();
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}
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}
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}
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}
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};
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/**
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* Creates an overlay object using the given tooltip and text for the alert window
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* which is being displayed on click.
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*/
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function createOverlay(image, tooltip)
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{
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var overlay = new mxCellOverlay(image, tooltip);
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// Installs a handler for clicks on the overlay
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overlay.addListener(mxEvent.CLICK, function(sender, evt)
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{
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mxUtils.alert(tooltip + '\nLast update: ' + new Date());
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});
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return overlay;
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};
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/**
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* Creates and returns an empty graph inside the given container.
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*/
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function createGraph(container)
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{
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var graph = new mxGraph(container);
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graph.setTooltips(true);
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graph.setEnabled(false);
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// Disables folding
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graph.isCellFoldable = function(cell, collapse)
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{
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return false;
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};
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// Creates the stylesheet for the process display
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var style = graph.getStylesheet().getDefaultVertexStyle();
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style[mxConstants.STYLE_FONTSIZE] = 11;
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style[mxConstants.STYLE_FONTCOLOR] = 'black';
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style[mxConstants.STYLE_STROKECOLOR] = '#808080';
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style[mxConstants.STYLE_FILLCOLOR] = 'white';
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style[mxConstants.STYLE_GRADIENTCOLOR] = 'white';
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style[mxConstants.STYLE_GRADIENT_DIRECTION] = mxConstants.DIRECTION_EAST;
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style[mxConstants.STYLE_ROUNDED] = true;
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style[mxConstants.STYLE_SHADOW] = true;
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style[mxConstants.STYLE_FONTSTYLE] = 1;
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style = graph.getStylesheet().getDefaultEdgeStyle();
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style[mxConstants.STYLE_EDGE] = mxEdgeStyle.ElbowConnector;
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style[mxConstants.STYLE_STROKECOLOR] = '#808080';
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style[mxConstants.STYLE_ROUNDED] = true;
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style[mxConstants.STYLE_SHADOW] = true;
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style = [];
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style[mxConstants.STYLE_SHAPE] = mxConstants.SHAPE_SWIMLANE;
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style[mxConstants.STYLE_PERIMETER] = mxPerimeter.RectanglePerimeter;
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style[mxConstants.STYLE_STROKECOLOR] = '#a0a0a0';
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style[mxConstants.STYLE_FONTCOLOR] = '#606060';
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style[mxConstants.STYLE_FILLCOLOR] = '#E0E0DF';
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style[mxConstants.STYLE_GRADIENTCOLOR] = 'white';
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style[mxConstants.STYLE_STARTSIZE] = 30;
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style[mxConstants.STYLE_ROUNDED] = false;
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style[mxConstants.STYLE_FONTSIZE] = 12;
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style[mxConstants.STYLE_FONTSTYLE] = 0;
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style[mxConstants.STYLE_HORIZONTAL] = false;
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// To improve text quality for vertical labels in some old IE versions...
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style[mxConstants.STYLE_LABEL_BACKGROUNDCOLOR] = '#efefef';
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graph.getStylesheet().putCellStyle('swimlane', style);
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style = [];
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style[mxConstants.STYLE_SHAPE] = mxConstants.SHAPE_RHOMBUS;
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style[mxConstants.STYLE_PERIMETER] = mxPerimeter.RhombusPerimeter;
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style[mxConstants.STYLE_STROKECOLOR] = '#91BCC0';
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style[mxConstants.STYLE_FONTCOLOR] = 'gray';
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style[mxConstants.STYLE_FILLCOLOR] = '#91BCC0';
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style[mxConstants.STYLE_GRADIENTCOLOR] = 'white';
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style[mxConstants.STYLE_ALIGN] = mxConstants.ALIGN_CENTER;
|
|
|
|
|
style[mxConstants.STYLE_VERTICAL_ALIGN] = mxConstants.ALIGN_MIDDLE;
|
2013-05-23 16:14:48 +00:00
|
|
|
style[mxConstants.STYLE_FONTSIZE] = 16;
|
2012-05-21 20:32:26 +00:00
|
|
|
graph.getStylesheet().putCellStyle('step', style);
|
|
|
|
|
|
|
|
|
|
style = [];
|
|
|
|
|
style[mxConstants.STYLE_SHAPE] = mxConstants.SHAPE_ELLIPSE;
|
|
|
|
|
style[mxConstants.STYLE_PERIMETER] = mxPerimeter.EllipsePerimeter;
|
|
|
|
|
style[mxConstants.STYLE_FONTCOLOR] = 'gray';
|
|
|
|
|
style[mxConstants.STYLE_FILLCOLOR] = '#A0C88F';
|
|
|
|
|
style[mxConstants.STYLE_GRADIENTCOLOR] = 'white';
|
2013-05-23 16:14:48 +00:00
|
|
|
style[mxConstants.STYLE_STROKECOLOR] = '#A0C88F';
|
2012-05-21 20:32:26 +00:00
|
|
|
style[mxConstants.STYLE_ALIGN] = mxConstants.ALIGN_CENTER;
|
|
|
|
|
style[mxConstants.STYLE_VERTICAL_ALIGN] = mxConstants.ALIGN_MIDDLE;
|
2013-05-23 16:14:48 +00:00
|
|
|
style[mxConstants.STYLE_FONTSIZE] = 16;
|
2012-05-21 20:32:26 +00:00
|
|
|
graph.getStylesheet().putCellStyle('start', style);
|
|
|
|
|
|
|
|
|
|
style = mxUtils.clone(style);
|
|
|
|
|
style[mxConstants.STYLE_FILLCOLOR] = '#DACCBC';
|
|
|
|
|
style[mxConstants.STYLE_STROKECOLOR] = '#AF7F73';
|
|
|
|
|
graph.getStylesheet().putCellStyle('end', style);
|
|
|
|
|
|
|
|
|
|
return graph;
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Returns a random state.
|
|
|
|
|
*/
|
|
|
|
|
function getState()
|
|
|
|
|
{
|
|
|
|
|
var state = 'Init';
|
|
|
|
|
var rnd = Math.random() * 4;
|
|
|
|
|
|
|
|
|
|
if (rnd > 3)
|
|
|
|
|
{
|
|
|
|
|
state = 'Completed';
|
|
|
|
|
}
|
|
|
|
|
else if (rnd > 2)
|
|
|
|
|
{
|
|
|
|
|
state = 'Running';
|
|
|
|
|
}
|
|
|
|
|
else if (rnd > 1)
|
|
|
|
|
{
|
|
|
|
|
state = 'Waiting';
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return state;
|
|
|
|
|
};
|
|
|
|
|
</script>
|
|
|
|
|
</head>
|
|
|
|
|
|
|
|
|
|
<!-- Page passes the container and control to the main function -->
|
|
|
|
|
<body onload="main(document.getElementById('graphContainer'));">
|
|
|
|
|
|
|
|
|
|
<!-- Acts as a container for the graph -->
|
2012-12-18 13:09:38 +00:00
|
|
|
<div id="graphContainer" style="overflow:hidden;position:relative;width:861px;height:406px;cursor:default;">
|
2012-05-21 20:32:26 +00:00
|
|
|
</div>
|
|
|
|
|
<br>
|
|
|
|
|
</body>
|
|
|
|
|
</html>
|
