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<html><head><title>mxCompositeLayout</title><link rel="stylesheet" type="text/css" href="../../styles/main.css"><script language=JavaScript src="../../javascript/main.js"></script><script language=JavaScript src="../../javascript/prettify.js"></script><script language=JavaScript src="../../javascript/searchdata.js"></script></head><body class="ContentPage" onLoad="NDOnLoad();prettyPrint();"><script language=JavaScript><!--
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<div id=Content><div class="CClass"><div class=CTopic id=MainTopic><h1 class=CTitle><a name="mxCompositeLayout"></a>mxCompositeLayout</h1><div class=CBody><p>Allows to compose multiple layouts into a single layout. The master layout is the layout that handles move operations if another layout than the first element in <a href="#mxCompositeLayout.layouts" class=LVariable id=link11 onMouseOver="ShowTip(event, 'tt2', 'link11')" onMouseOut="HideTip('tt2')">layouts</a> should be used. The <master> layout is not executed as the code assumes that it is part of <a href="#mxCompositeLayout.layouts" class=LVariable id=link12 onMouseOver="ShowTip(event, 'tt2', 'link12')" onMouseOut="HideTip('tt2')">layouts</a>.</p><h4 class=CHeading>Example</h4><blockquote><pre class="prettyprint">var first = new mxFastOrganicLayout(graph);
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var second = new mxParallelEdgeLayout(graph);
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var layout = new mxCompositeLayout(graph, [first, second], first);
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layout.execute(graph.getDefaultParent());</pre></blockquote><!--START_ND_SUMMARY--><div class=Summary><div class=STitle>Summary</div><div class=SBorder><table border=0 cellspacing=0 cellpadding=0 class=STable><tr class="SMain"><td class=SEntry><a href="#mxCompositeLayout" >mxCompositeLayout</a></td><td class=SDescription>Allows to compose multiple layouts into a single layout. </td></tr><tr class="SGroup SIndent1"><td class=SEntry><a href="#mxCompositeLayout.Functions" >Functions</a></td><td class=SDescription></td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#mxCompositeLayout.mxCompositeLayout" id=link1 onMouseOver="ShowTip(event, 'tt1', 'link1')" onMouseOut="HideTip('tt1')">mxCompositeLayout</a></td><td class=SDescription>Constructs a new layout using the given layouts. </td></tr><tr class="SGroup SIndent1"><td class=SEntry><a href="#mxCompositeLayout.Variables" >Variables</a></td><td class=SDescription></td></tr><tr class="SVariable SIndent2 SMarked"><td class=SEntry><a href="#mxCompositeLayout.layouts" id=link2 onMouseOver="ShowTip(event, 'tt2', 'link2')" onMouseOut="HideTip('tt2')">layouts</a></td><td class=SDescription>Holds the array of <a href="mxGraphLayout-js.html#mxGraphLayout" class=LClass id=link3 onMouseOver="ShowTip(event, 'tt3', 'link3')" onMouseOut="HideTip('tt3')">mxGraphLayouts</a> that this layout contains.</td></tr><tr class="SVariable SIndent2"><td class=SEntry><a href="#mxCompositeLayout.layouts" >layouts</a></td><td class=SDescription>Reference to the <a href="mxGraphLayout-js.html#mxGraphLayout" class=LClass id=link4 onMouseOver="ShowTip(event, 'tt3', 'link4')" onMouseOut="HideTip('tt3')">mxGraphLayouts</a> that handles moves. </td></tr><tr class="SGroup SIndent1"><td class=SEntry><a href="#mxCompositeLayout.Functions" >Functions</a></td><td class=SDescription></td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#mxCompositeLayout.moveCell" id=link5 onMouseOver="ShowTip(event, 'tt4', 'link5')" onMouseOut="HideTip('tt4')">moveCell</a></td><td class=SDescription>Implements <a href="mxGraphLayout-js.html#mxGraphLayout.moveCell" class=LFunction id=link6 onMouseOver="ShowTip(event, 'tt5', 'link6')" onMouseOut="HideTip('tt5')">mxGraphLayout.moveCell</a> by calling move on <master> or the first layout in <a href="#mxCompositeLayout.layouts" class=LVariable id=link7 onMouseOver="ShowTip(event, 'tt2', 'link7')" onMouseOut="HideTip('tt2')">layouts</a>.</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#mxCompositeLayout.execute" id=link8 onMouseOver="ShowTip(event, 'tt6', 'link8')" onMouseOut="HideTip('tt6')">execute</a></td><td class=SDescription>Implements <a href="mxGraphLayout-js.html#mxGraphLayout.execute" class=LFunction id=link9 onMouseOver="ShowTip(event, 'tt7', 'link9')" onMouseOut="HideTip('tt7')">mxGraphLayout.execute</a> by executing all <a href="#mxCompositeLayout.layouts" class=LVariable id=link10 onMouseOver="ShowTip(event, 'tt2', 'link10')" onMouseOut="HideTip('tt2')">layouts</a> in a single transaction.</td></tr></table></div></div><!--END_ND_SUMMARY--></div></div></div>
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<div class="CGroup"><div class=CTopic><h3 class=CTitle><a name="mxCompositeLayout.Functions"></a>Functions</h3></div></div>
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<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="mxCompositeLayout.mxCompositeLayout"></a>mxCompositeLayout</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>function mxCompositeLayout(</td><td class=PParameter nowrap>graph,</td></tr><tr><td></td><td class=PParameter nowrap>layouts,</td></tr><tr><td></td><td class=PParameter nowrap>master</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Constructs a new layout using the given layouts. The graph instance is required for creating the transaction that contains all layouts.</p><h4 class=CHeading>Arguments</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>graph</td><td class=CDLDescription>Reference to the enclosing <a href="../view/mxGraph-js.html#mxGraph" class=LClass id=link13 onMouseOver="ShowTip(event, 'tt8', 'link13')" onMouseOut="HideTip('tt8')">mxGraph</a>.</td></tr><tr><td class=CDLEntry>layouts</td><td class=CDLDescription>Array of <a href="mxGraphLayout-js.html#mxGraphLayout" class=LClass id=link14 onMouseOver="ShowTip(event, 'tt3', 'link14')" onMouseOut="HideTip('tt3')">mxGraphLayouts</a>.</td></tr><tr><td class=CDLEntry>master</td><td class=CDLDescription>Optional layout that handles moves. If no layout is given then the first layout of the above array is used to handle moves.</td></tr></table></div></div></div>
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<div class="CGroup"><div class=CTopic><h3 class=CTitle><a name="mxCompositeLayout.Variables"></a>Variables</h3></div></div>
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<div class="CVariable"><div class=CTopic><h3 class=CTitle><a name="mxCompositeLayout.layouts"></a>layouts</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td>mxCompositeLayout.prototype.layouts</td></tr></table></blockquote><p>Holds the array of <a href="mxGraphLayout-js.html#mxGraphLayout" class=LClass id=link15 onMouseOver="ShowTip(event, 'tt3', 'link15')" onMouseOut="HideTip('tt3')">mxGraphLayouts</a> that this layout contains.</p></div></div></div>
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<div class="CVariable"><div class=CTopic><h3 class=CTitle><a name="mxCompositeLayout.layouts"></a>layouts</h3><div class=CBody><p>Reference to the <a href="mxGraphLayout-js.html#mxGraphLayout" class=LClass id=link16 onMouseOver="ShowTip(event, 'tt3', 'link16')" onMouseOut="HideTip('tt3')">mxGraphLayouts</a> that handles moves. If this is null then the first layout in <a href="#mxCompositeLayout.layouts" class=LVariable id=link17 onMouseOver="ShowTip(event, 'tt2', 'link17')" onMouseOut="HideTip('tt2')">layouts</a> is used.</p></div></div></div>
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<div class="CGroup"><div class=CTopic><h3 class=CTitle><a name="mxCompositeLayout.Functions"></a>Functions</h3></div></div>
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<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="mxCompositeLayout.moveCell"></a>moveCell</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxCompositeLayout.prototype.moveCell = function(</td><td class=PParameter nowrap>cell,</td></tr><tr><td></td><td class=PParameter nowrap>x,</td></tr><tr><td></td><td class=PParameter nowrap>y</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Implements <a href="mxGraphLayout-js.html#mxGraphLayout.moveCell" class=LFunction id=link18 onMouseOver="ShowTip(event, 'tt5', 'link18')" onMouseOut="HideTip('tt5')">mxGraphLayout.moveCell</a> by calling move on <master> or the first layout in <a href="#mxCompositeLayout.layouts" class=LVariable id=link19 onMouseOver="ShowTip(event, 'tt2', 'link19')" onMouseOut="HideTip('tt2')">layouts</a>.</p></div></div></div>
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<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="mxCompositeLayout.execute"></a>execute</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxCompositeLayout.prototype.execute = function(</td><td class=PParameter nowrap>parent</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Implements <a href="mxGraphLayout-js.html#mxGraphLayout.execute" class=LFunction id=link20 onMouseOver="ShowTip(event, 'tt7', 'link20')" onMouseOut="HideTip('tt7')">mxGraphLayout.execute</a> by executing all <a href="#mxCompositeLayout.layouts" class=LVariable id=link21 onMouseOver="ShowTip(event, 'tt2', 'link21')" onMouseOut="HideTip('tt2')">layouts</a> in a single transaction.</p></div></div></div>
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<div id=Menu><div class=MEntry><div class=MFile><a href="../index-txt.html">API Specification</a></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent1')">Editor</a><div class=MGroupContent id=MGroupContent1><div class=MEntry><div class=MFile><a href="../editor/mxDefaultKeyHandler-js.html">mxDefaultKeyHandler</a></div></div><div class=MEntry><div class=MFile><a href="../editor/mxDefaultPopupMenu-js.html">mxDefaultPopupMenu</a></div></div><div class=MEntry><div class=MFile><a href="../editor/mxDefaultToolbar-js.html">mxDefaultToolbar</a></div></div><div class=MEntry><div class=MFile><a href="../editor/mxEditor-js.html">mxEditor</a></div></div></div></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent2')">Handler</a><div class=MGroupContent id=MGroupContent2><div class=MEntry><div class=MFile><a href="../handler/mxCellHighlight-js.html">mxCellHighlight</a></div></div><div class=MEntry><div class=MFile><a href="../handler/mxCellMarker-js.html">mxCellMarker</a></div></div><div class=MEntry><div class=MFile><a href="../handler/mxCellTracker-js.html">mxCellTracker</a></div></div><div class=MEntry><div class=MFile><a href="../handler/mxConnectionHandler-js.html">mxConnectionHandler</a></div></div><div class=MEntry><div class=MFile><a href="../handler/mxConstraintHandler-js.html">mxConstraintHandler</a></div></div><div class=MEntry><div class=MFile><a href="../handler/mxEdgeHandler-js.html">mxEdgeHandler</a></div></div><div class=MEntry><div class=MFile><a href="../handler/mxEdgeSegmentHandler-js.html">mxEdgeSegmentHandler.js</a></div></div><div class=MEntry><div class=MFile><a href="../handler/mxElbowEdgeHandler-js.html">mxElbowEdgeHandler</a></div></div><div class=MEntry><div class=MFile><a href="../handler/mxGraphHandler-js.html">mxGraphHandler</a></div></div><div class=MEntry><div class=MFile><a href="../handler/mxKeyHandler-js.html">mxKeyHandler</a></div></div><div class=MEntry><div class=MFile><a href="../handler/mxPanningHandler-js.html">mxPanningHandler</a></div></div><div class=MEntry><div class=MFile><a href="../handler/mxRubberband-js.html">mxRubberband</a></div></div><div class=MEntry><div class=MFile><a href="../handler/mxSelectionCellsHandler-js.html">mxSelectionCellsHandler</a></div></div><div class=MEntry><div class=MFile><a href="../handler/mxTooltipHandler-js.html">mxTooltipHandler</a></div></div><div class=MEntry><div class=MFile><a href="../handler/mxVertexHandler-js.html">mxVertexHandler</a></div></div></div></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent3')">Io</a><div class=MGroupContent id=MGroupContent3><div class=MEntry><div class=MFile><a href="../io/mxCellCodec-js.html">mxCellCodec</a></div></div><div class=MEntry><div class=MFile><a href="../io/mxChildChangeCodec-js.html">mxChildChangeCodec</a></div></div><div class=MEntry><div class=MFile><a href="../io/mxCodec-js.html">mxCodec</a></div></div><div class=MEntry><div class=MFile><a href="../io/mxCodecRegistry-js.html">mxCodecRegistry</a></div></div><div class=MEntry><div class=MFile><a href="../io/mxDefaultKeyHandlerCodec-js.html">mxDefaultKeyHandlerCodec</a></div></div><div class=MEntry><div class=MFile><a href="../io/mxDefaultPopupMenuCodec-js.html">mxDefaultPopupMenuCodec</a></div></div><div class=MEntry><div class=MFile><a href="../io/mxDefaultToolbarCodec-js.html">mxDefaultToolbarCodec</a></div></div><div class=MEntry><div class=MFile><a href="../io/mxEditorCodec-js.html">mxEditorCodec</a></div></div><div class=MEntry><div class=MFile><a href="../io/mxGenericChangeCodec-js.html">mxGenericChangeCodec</a></div></div><div class=MEntry><div class=MFile><a href="../io/mxGraphCodec-js.html">mxGraphCodec</a></div></div><div class=MEntry><div class=MFile><a href="../io/mxGraphViewCodec-js.html">mxGraphViewCodec</a></div></div><div class=MEntry><div class=MFile><a href="../io/mxModelCodec-js.html">mxModelCodec</a></div></div><div class=MEntry><div class=MFile><a href="../io/mxObjectCodec-js.html">mxObjectCodec</a></div></div><div
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<div class=CToolTip id="tt1"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>function mxCompositeLayout(</td><td class=PParameter nowrap>graph,</td></tr><tr><td></td><td class=PParameter nowrap>layouts,</td></tr><tr><td></td><td class=PParameter nowrap>master</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Constructs a new layout using the given layouts. </div></div><div class=CToolTip id="tt2"><div class=CVariable><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td>mxCompositeLayout.prototype.layouts</td></tr></table></blockquote>Holds the array of mxGraphLayouts that this layout contains.</div></div><div class=CToolTip id="tt3"><div class=CClass>Base class for all layout algorithms in mxGraph. </div></div><div class=CToolTip id="tt4"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxCompositeLayout.prototype.moveCell = function(</td><td class=PParameter nowrap>cell,</td></tr><tr><td></td><td class=PParameter nowrap>x,</td></tr><tr><td></td><td class=PParameter nowrap>y</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Implements mxGraphLayout.moveCell by calling move on master or the first layout in layouts.</div></div><div class=CToolTip id="tt5"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxGraphLayout.prototype.moveCell = function(</td><td class=PParameter nowrap>cell,</td></tr><tr><td></td><td class=PParameter nowrap>x,</td></tr><tr><td></td><td class=PParameter nowrap>y</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Notified when a cell is being moved in a parent that has automatic layout to update the cell state (eg. </div></div><div class=CToolTip id="tt6"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxCompositeLayout.prototype.execute = function(</td><td class=PParameter nowrap>parent</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Implements mxGraphLayout.execute by executing all layouts in a single transaction.</div></div><div class=CToolTip id="tt7"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype prettyprint"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>mxGraphLayout.prototype.execute = function(</td><td class=PParameter nowrap>parent</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Executes the layout algorithm for the children of the given parent.</div></div><div class=CToolTip id="tt8"><div class=CClass>Extends mxEventSource to implement a graph component for the browser. </div></div><!--END_ND_TOOLTIPS-->
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