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84 lines
4.1 KiB
HTML
84 lines
4.1 KiB
HTML
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8">
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<!-- leftjoinmodel.cpp -->
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<title>LeftJoinModel QML Type | QtModelsToolkit</title>
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<link rel="stylesheet" type="text/css" href="style/docs-styling.css" />
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</head>
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<body>
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<div class="sidebar">
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<div class="toc">
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<h3><a name="toc">Contents</a></h3>
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<ul>
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<li class="level1"><a href="#properties">Properties</a></li>
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<li class="level1"><a href="#details">Detailed Description</a></li>
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</ul>
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</div>
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<div class="sidebar-content" id="sidebar-content"></div></div>
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<h1 class="title">LeftJoinModel QML Type</h1>
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<span class="subtitle"></span>
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<!-- $$$LeftJoinModel-brief -->
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<p>Proxy model joining two models in a SQL LEFT JOIN fasion. <a href="#details">More...</a></p>
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<!-- @@@LeftJoinModel -->
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<div class="table"><table class="alignedsummary">
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<tr><td class="memItemLeft rightAlign topAlign"> Import Statement:</td><td class="memItemRight bottomAlign"> import QtModelsToolkit .</td></tr></table></div><ul>
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<li><a href="qml-qtmodelstoolkit-leftjoinmodel-members.html">List of all members, including inherited members</a></li>
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</ul>
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<a name="properties"></a>
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<h2 id="properties">Properties</h2>
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<ul>
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<li class="fn"><b><b><a href="qml-qtmodelstoolkit-leftjoinmodel.html#joinRole-prop">joinRole</a></b></b> : any</li>
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<li class="fn"><b><b><a href="qml-qtmodelstoolkit-leftjoinmodel.html#leftModel-prop">leftModel</a></b></b> : any</li>
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<li class="fn"><b><b><a href="qml-qtmodelstoolkit-leftjoinmodel.html#rightModel-prop">rightModel</a></b></b> : any</li>
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<li class="fn"><b><b><a href="qml-qtmodelstoolkit-leftjoinmodel.html#rolesToJoin-prop">rolesToJoin</a></b></b> : any</li>
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</ul>
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<!-- $$$LeftJoinModel-description -->
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<a name="details"></a>
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<h2 id="details">Detailed Description</h2>
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<p>It allows joining two models similarly as two tables can be joined in SQL using LEFT JOIN operation. Established join is fully dynamic - all changes in source models are reflected in the output model.</p>
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<!-- @@@LeftJoinModel -->
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<h2>Property Documentation</h2>
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<!-- $$$joinRole -->
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<div class="qmlitem"><div class="qmlproto">
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<div class="table"><table class="qmlname">
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<tr valign="top" class="odd" id="joinRole-prop">
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<td class="tblQmlPropNode"><p>
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<a name="joinRole-prop"></a><span class="name">joinRole</span> : <span class="type">any</span></p></td></tr>
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</table></div></div>
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<div class="qmldoc"><p>This property holds the name of the role used for matching between left and right model. Both left and right models must contain role of that name.</p>
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</div></div><!-- @@@joinRole -->
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<br/>
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<!-- $$$leftModel -->
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<div class="qmlitem"><div class="qmlproto">
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<div class="table"><table class="qmlname">
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<tr valign="top" class="odd" id="leftModel-prop">
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<td class="tblQmlPropNode"><p>
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<a name="leftModel-prop"></a><span class="name">leftModel</span> : <span class="type">any</span></p></td></tr>
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</table></div></div>
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<div class="qmldoc"><p>This property holds the left model used for the join. It's also base model because the proxy contains all data from the left model and the same row count.</p>
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</div></div><!-- @@@leftModel -->
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<br/>
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<!-- $$$rightModel -->
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<div class="qmlitem"><div class="qmlproto">
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<div class="table"><table class="qmlname">
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<tr valign="top" class="odd" id="rightModel-prop">
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<td class="tblQmlPropNode"><p>
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<a name="rightModel-prop"></a><span class="name">rightModel</span> : <span class="type">any</span></p></td></tr>
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</table></div></div>
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<div class="qmldoc"><p>This property holds the right model used for the join. Only the rows that match the left model are used.</p>
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</div></div><!-- @@@rightModel -->
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<br/>
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<!-- $$$rolesToJoin -->
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<div class="qmlitem"><div class="qmlproto">
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<div class="table"><table class="qmlname">
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<tr valign="top" class="odd" id="rolesToJoin-prop">
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<td class="tblQmlPropNode"><p>
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<a name="rolesToJoin-prop"></a><span class="name">rolesToJoin</span> : <span class="type">any</span></p></td></tr>
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</table></div></div>
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<div class="qmldoc"><p>This property holds the names of the roles intended to be joined from the right model. Those names must be different than role names of the left model.</p>
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</div></div><!-- @@@rolesToJoin -->
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<br/>
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</body>
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</html>
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