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</script><table class="titleTable" cellpadding="0" cellspacing="0" id="titleTable" style="display:none"><tr><td class="titleTableTitle" align="left">Apache Flex 4.16.1 API Reference </td><td class="titleTableTopNav" align="right"><a href="../../package-summary.html" onclick="loadClassListFrame('../../all-classes.html')">All Packages</a>&nbsp;|&nbsp;<a href="../../class-summary.html" onclick="loadClassListFrame('../../all-classes.html')">All Classes</a>&nbsp;|&nbsp;<a href="../../all-index-A.html" onclick="loadClassListFrame('../../index-list.html')">Index</a>&nbsp;|&nbsp;<a id="framesLink1" href="../../index.html?spark/layouts/TileLayout.html&amp;spark/layouts/class-list.html">Frames</a><a id="noFramesLink1" style="display:none" href="" onclick="parent.location=document.location"> No Frames </a></td><td class="titleTableLogo" align="right" rowspan="3"><img src="../../images/logo.jpg" class="logoImage" alt="AdobeLogo" title="AdobeLogo"></td></tr><tr class="titleTableRow2"><td class="titleTableSubTitle" id="subTitle" align="left">TileLayout</td><td class="titleTableSubNav" id="subNav" align="right"><a href="#propertySummary">Properties</a>&nbsp;| <a href="#methodSummary">Methods</a></td></tr><tr class="titleTableRow3"><td colspan="3">&nbsp;</td></tr></table><script language="javascript" type="text/javascript" xml:space="preserve">
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</script><div xmlns:fn="http://www.w3.org/2005/xpath-functions" class="MainContent"><table class="classHeaderTable" cellpadding="0" cellspacing="0"><tr><td class="classHeaderTableLabel">Package</td><td><a href="package-detail.html" onclick="javascript:loadClassListFrame('class-list.html')">spark.layouts</a></td></tr><tr><td class="classHeaderTableLabel">Class</td><td class="classSignature">public class TileLayout</td></tr><tr><td class="classHeaderTableLabel">Inheritance</td><td class="inheritanceList">TileLayout <img src="../../images/inherit-arrow.gif" title="Inheritance" alt="Inheritance" class="inheritArrow"> <a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a> <img src="../../images/inherit-arrow.gif" title="Inheritance" alt="Inheritance" class="inheritArrow"> <a href="../../mx/utils/OnDemandEventDispatcher.html">OnDemandEventDispatcher</a> <img src="../../images/inherit-arrow.gif" title="Inheritance" alt="Inheritance" class="inheritArrow"> Object</td></tr></table><p></p><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Language Version :&nbsp;</b></td><td>ActionScript 3.0</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Product Version :&nbsp;</b></td><td>Flex 4</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Runtime Versions :&nbsp;</b></td><td>Flash Player 10, AIR 1.5</td></tr></table><p></p><p></p><p></p><p></p>
The TileLayout class arranges layout elements in columns and rows
of equally-sized cells.
The TileLayout class uses a number of properties that control orientation,
count, size, gap and justification of the columns and the rows
as well as element alignment within the cells.
<p>Per-element supported constraints are
<code>percentWidth</code> and <code>percentHeight</code>.
Element's minimum and maximum sizes are always be respected and
where possible, an element's size is limited to less then or equal
of the cell size.</p>
<p>When not explicitly set, the <code>columnWidth</code> property
is calculated as the maximum preferred bounds width of all elements
and the <code>columnHeight</code> property is calculated
as the maximum preferred bounds height of all elements.</p>
<p>When not explicitly set, the <code>columnCount</code> and
<code>rowCount</code> properties are calculated from
any explicit width and height settings for the layout target,
and <code>columnWidth</code> and <code>columnHeight</code>.
In case none is specified, the <code>columnCount</code> and <code>rowCount</code>
values are picked so that the resulting pixel area is as square as possible.</p>
<p> The measured size is calculated from the <code>columnCount</code>, <code>rowCount</code>,
<code>columnWidth</code>, <code>rowHeight</code> properties and the gap sizes.</p>
<p>The default measured size, when no properties were explicitly set, is
as square as possible area and is large enough to fit all elements.</p>
<p>In other cases the measured size may not be big enough to fit all elements.
For example, when both <code>columnCount</code> and <code>rowCount</code> are explicitly set to values
such that <code>columnCount</code> * <code>rowCount</code> &lt; element count.</p>
<p>The minimum measured size is calculated the same way as the measured size but
it's guaranteed to encompass enough rows and columns along the minor axis to fit
all elements.</p>
<p></p><a name="mxmlSyntaxSummary"></a><span class="classHeaderTableLabel">MXML Syntax</span><span id="showMxmlLink" style="display:none"><a href="#mxmlSyntaxSummary" onclick="toggleMXMLOnly();"><img src="../../images/collapsed.gif" title="collapsed" alt="collapsed" class="collapsedImage">Show MXML Syntax</a><br/></span><span id="hideMxmlLink"><a href="#mxmlSyntaxSummary" onclick="toggleMXMLOnly();"><img src="../../images/expanded.gif" title="expanded" alt="expanded" class="expandedImage">Hide MXML Syntax</a></span><div id="mxmlSyntax" class="mxmlSyntax">
<p>The <code>&lt;s:TileLayout&gt;</code> tag inherits all of the tag
attributes of its superclass and adds the following tag attributes:</p>
<pre>
&lt;s:TileLayout
<strong>Properties</strong>
columnAlign="left"
columnWidth="NaN"
horizontalAlign="justify"
horizontalGap="6"
orientation="rows"
requestedColumnCount="-1"
requestedRowCount="-1"
rowAlign="top"
rowCount="-1"
rowHeight="NaN"
verticalAlign="justify"
verticalGap="6"
padding="0"
/&gt;
</pre>
</div><script language="javascript" type="text/javascript"><!--
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If true, specifies to clip the children to the boundaries of the viewport.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr><tr class=""><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><td class="summaryTableSignatureCol"><a href="#columnAlign" class="signatureLink">columnAlign</a> : String<div class="summaryTableDescription">
Specifies how to justify the fully visible columns to the container width.</div></td><td class="summaryTableOwnerCol">TileLayout</td></tr><tr class=""><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><td class="summaryTableSignatureCol"><a href="#columnCount" class="signatureLink">columnCount</a> : int<div class="summaryTableDescription">[read-only]
Contain the actual column count.</div></td><td class="summaryTableOwnerCol">TileLayout</td></tr><tr class=""><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><td class="summaryTableSignatureCol"><a href="#columnWidth" class="signatureLink">columnWidth</a> : Number<div class="summaryTableDescription">
Contain the actual column width, in pixels.</div></td><td class="summaryTableOwnerCol">TileLayout</td></tr><tr class="hideInheritedProperty"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html#dropIndicator" class="signatureLink">dropIndicator</a> : DisplayObject<div class="summaryTableDescription">
The DisplayObject that this layout uses for
the drop indicator during a drag-and-drop operation.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr><tr class=""><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><td class="summaryTableSignatureCol"><a href="#horizontalAlign" class="signatureLink">horizontalAlign</a> : String<div class="summaryTableDescription">
Specifies how to align the elements within the cells in the horizontal direction.</div></td><td class="summaryTableOwnerCol">TileLayout</td></tr><tr class=""><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><td class="summaryTableSignatureCol"><a href="#horizontalGap" class="signatureLink">horizontalGap</a> : Number<div class="summaryTableDescription">
Horizontal space between columns, in pixels.</div></td><td class="summaryTableOwnerCol">TileLayout</td></tr><tr class="hideInheritedProperty"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html#horizontalScrollPosition" class="signatureLink">horizontalScrollPosition</a> : Number<div class="summaryTableDescription">
The x coordinate of the origin of the viewport in the component's coordinate system,
where the default value is (0,0) corresponding to the upper-left corner of the component.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr><tr class=""><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><td class="summaryTableSignatureCol"><a href="#orientation" class="signatureLink">orientation</a> : String<div class="summaryTableDescription">
Specifies whether elements are arranged row by row or
column by column.</div></td><td class="summaryTableOwnerCol">TileLayout</td></tr><tr class=""><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><td class="summaryTableSignatureCol"><a href="#padding" class="signatureLink">padding</a> : Number<div class="summaryTableDescription">
The minimum number of pixels between the container's edges and
the edges of the layout element.</div></td><td class="summaryTableOwnerCol">TileLayout</td></tr><tr class=""><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><td class="summaryTableSignatureCol"><a href="#paddingBottom" class="signatureLink">paddingBottom</a> : Number<div class="summaryTableDescription">
Number of pixels between the container's bottom edge
and the bottom edge of the last layout element.</div></td><td class="summaryTableOwnerCol">TileLayout</td></tr><tr class=""><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><td class="summaryTableSignatureCol"><a href="#paddingLeft" class="signatureLink">paddingLeft</a> : Number<div class="summaryTableDescription">
The minimum number of pixels between the container's left edge and
the left edge of the layout element.</div></td><td class="summaryTableOwnerCol">TileLayout</td></tr><tr class=""><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><td class="summaryTableSignatureCol"><a href="#paddingRight" class="signatureLink">paddingRight</a> : Number<div class="summaryTableDescription">
The minimum number of pixels between the container's right edge and
the right edge of the layout element.</div></td><td class="summaryTableOwnerCol">TileLayout</td></tr><tr class=""><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><td class="summaryTableSignatureCol"><a href="#paddingTop" class="signatureLink">paddingTop</a> : Number<div class="summaryTableDescription">
Number of pixels between the container's top edge
and the top edge of the first layout element.</div></td><td class="summaryTableOwnerCol">TileLayout</td></tr><tr class=""><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><td class="summaryTableSignatureCol"><a href="#requestedColumnCount" class="signatureLink">requestedColumnCount</a> : int<div class="summaryTableDescription">
Number of columns to be displayed.</div></td><td class="summaryTableOwnerCol">TileLayout</td></tr><tr class=""><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><td class="summaryTableSignatureCol"><a href="#requestedRowCount" class="signatureLink">requestedRowCount</a> : int<div class="summaryTableDescription">
Number of rows to be displayed.</div></td><td class="summaryTableOwnerCol">TileLayout</td></tr><tr class=""><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><td class="summaryTableSignatureCol"><a href="#rowAlign" class="signatureLink">rowAlign</a> : String<div class="summaryTableDescription">
Specifies how to justify the fully visible rows to the container height.</div></td><td class="summaryTableOwnerCol">TileLayout</td></tr><tr class=""><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><td class="summaryTableSignatureCol"><a href="#rowCount" class="signatureLink">rowCount</a> : int<div class="summaryTableDescription">[read-only]
The row count.</div></td><td class="summaryTableOwnerCol">TileLayout</td></tr><tr class=""><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><td class="summaryTableSignatureCol"><a href="#rowHeight" class="signatureLink">rowHeight</a> : Number<div class="summaryTableDescription">
The row height, in pixels.</div></td><td class="summaryTableOwnerCol">TileLayout</td></tr><tr class="hideInheritedProperty"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html#target" class="signatureLink">target</a> : <a href="../../spark/components/supportClasses/GroupBase.html">GroupBase</a><div class="summaryTableDescription">
The GroupBase container whose elements are measured, sized and positioned
by this layout.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr><tr class="hideInheritedProperty"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html#typicalLayoutElement" class="signatureLink">typicalLayoutElement</a> : <a href="../../mx/core/ILayoutElement.html">ILayoutElement</a><div class="summaryTableDescription">
Used by layouts when fixed row/column sizes are requested but
a specific size isn't specified.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr><tr class="hideInheritedProperty"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html#useVirtualLayout" class="signatureLink">useVirtualLayout</a> : Boolean<div class="summaryTableDescription">
A container can hold any number of children.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr><tr class=""><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><td class="summaryTableSignatureCol"><a href="#verticalAlign" class="signatureLink">verticalAlign</a> : String<div class="summaryTableDescription">
Specifies how to align the elements within the cells in the vertical direction.</div></td><td class="summaryTableOwnerCol">TileLayout</td></tr><tr class=""><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><td class="summaryTableSignatureCol"><a href="#verticalGap" class="signatureLink">verticalGap</a> : Number<div class="summaryTableDescription">
Vertical space between rows, in pixels.</div></td><td class="summaryTableOwnerCol">TileLayout</td></tr><tr class="hideInheritedProperty"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html#verticalScrollPosition" class="signatureLink">verticalScrollPosition</a> : Number<div class="summaryTableDescription">
The y coordinate of the origin of the viewport in the component's coordinate system,
where the default value is (0,0) corresponding to the upper-left corner of the component.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr></table></div><a name="methodSummary"></a><div class="summarySection"><div class="summaryTableTitle">Public Methods </div><div class="showHideLinks"><div id="hideInheritedMethod" class="hideInheritedMethod"><a class="showHideLink" href="#methodSummary" onclick="javascript:setInheritedVisible(false,'Method');"><img class="showHideLinkImage" src="../../images/expanded.gif"> Hide Inherited Public Methods</a></div><div id="showInheritedMethod" class="showInheritedMethod"><a class="showHideLink" href="#methodSummary" onclick="javascript:setInheritedVisible(true,'Method');"><img class="showHideLinkImage" src="../../images/collapsed.gif"> Show Inherited Public Methods</a></div></div><table cellspacing="0" cellpadding="3" class="summaryTable " id="summaryTableMethod"><tr><th>&nbsp;</th><th colspan="2">Method</th><th class="summaryTableOwnerCol">Defined By</th></tr><tr class=""><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="#TileLayout()" class="signatureLink">TileLayout</a>()</div><div class="summaryTableDescription">
Constructor.</div></td><td class="summaryTableOwnerCol">TileLayout</td></tr><tr class="hideInheritedMethod"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="../../mx/utils/OnDemandEventDispatcher.html#addEventListener()" class="signatureLink">addEventListener</a>(type:String, listener:Function, useCapture:Boolean = false, priority:int = 0, useWeakReference:Boolean = false):void</div><div class="summaryTableDescription">
</div></td><td class="summaryTableOwnerCol"><a href="../../mx/utils/OnDemandEventDispatcher.html">OnDemandEventDispatcher</a></td></tr><tr class="hideInheritedMethod"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="../../spark/layouts/supportClasses/LayoutBase.html#calculateDropLocation()" class="signatureLink">calculateDropLocation</a>(dragEvent:<a href="../../mx/events/DragEvent.html">DragEvent</a>):<a href="../../spark/layouts/supportClasses/DropLocation.html">DropLocation</a></div><div class="summaryTableDescription">
Calculates the drop location in the data provider of the drop target for
the specified dragEvent.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr><tr class="hideInheritedMethod"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="../../spark/layouts/supportClasses/LayoutBase.html#clearVirtualLayoutCache()" class="signatureLink">clearVirtualLayoutCache</a>():void</div><div class="summaryTableDescription">
When useVirtualLayout is true,
this method can be used by the layout target
to clear cached layout information when the target changes.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr><tr class="hideInheritedMethod"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="../../mx/utils/OnDemandEventDispatcher.html#dispatchEvent()" class="signatureLink">dispatchEvent</a>(event:Event):Boolean</div><div class="summaryTableDescription">
</div></td><td class="summaryTableOwnerCol"><a href="../../mx/utils/OnDemandEventDispatcher.html">OnDemandEventDispatcher</a></td></tr><tr class="hideInheritedMethod"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="../../spark/layouts/supportClasses/LayoutBase.html#elementAdded()" class="signatureLink">elementAdded</a>(index:int):void</div><div class="summaryTableDescription">
Called by the target after a layout element
has been added and before the target's size and display list are
validated.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr><tr class="hideInheritedMethod"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="../../spark/layouts/supportClasses/LayoutBase.html#elementRemoved()" class="signatureLink">elementRemoved</a>(index:int):void</div><div class="summaryTableDescription">
This method must is called by the target after a layout element
has been removed and before the target's size and display list are
validated.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr><tr class="hideInheritedMethod"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="../../spark/layouts/supportClasses/LayoutBase.html#getElementBounds()" class="signatureLink">getElementBounds</a>(index:int):Rectangle</div><div class="summaryTableDescription">
Returns the specified element's layout bounds as a Rectangle or null
if the index is invalid, the corresponding element is null,
includeInLayout=false,
or if this layout's target property is null.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr><tr class="hideInheritedMethod"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="../../spark/layouts/supportClasses/LayoutBase.html#getHorizontalScrollPositionDelta()" class="signatureLink">getHorizontalScrollPositionDelta</a>(navigationUnit:uint):Number</div><div class="summaryTableDescription">
Returns the change to the horizontal scroll position to handle
different scrolling options.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr><tr class="hideInheritedMethod"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="../../spark/layouts/supportClasses/LayoutBase.html#getNavigationDestinationIndex()" class="signatureLink">getNavigationDestinationIndex</a>(currentIndex:int, navigationUnit:uint, arrowKeysWrapFocus:Boolean):int</div><div class="summaryTableDescription">
Delegation method that determines which item
to navigate to based on the current item in focus
and user input in terms of NavigationUnit.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr><tr class="hideInheritedMethod"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="../../spark/layouts/supportClasses/LayoutBase.html#getScrollPositionDeltaToElement()" class="signatureLink">getScrollPositionDeltaToElement</a>(index:int):Point</div><div class="summaryTableDescription">
Computes the verticalScrollPosition and
horizontalScrollPosition deltas needed to
scroll the element at the specified index into view.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr><tr class="hideInheritedMethod"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="../../spark/layouts/supportClasses/LayoutBase.html#getVerticalScrollPositionDelta()" class="signatureLink">getVerticalScrollPositionDelta</a>(navigationUnit:uint):Number</div><div class="summaryTableDescription">
Returns the change to the vertical scroll position to handle
different scrolling options.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr><tr class="hideInheritedMethod"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="../../mx/utils/OnDemandEventDispatcher.html#hasEventListener()" class="signatureLink">hasEventListener</a>(type:String):Boolean</div><div class="summaryTableDescription">
</div></td><td class="summaryTableOwnerCol"><a href="../../mx/utils/OnDemandEventDispatcher.html">OnDemandEventDispatcher</a></td></tr><tr class="hideInheritedMethod"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="../../spark/layouts/supportClasses/LayoutBase.html#hideDropIndicator()" class="signatureLink">hideDropIndicator</a>():void</div><div class="summaryTableDescription">
Hides the previously shown drop indicator,
created by the showDropIndicator() method,
removes it from the display list and also stops the drag scrolling.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr><tr class="hideInheritedMethod"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="../../spark/layouts/supportClasses/LayoutBase.html#measure()" class="signatureLink">measure</a>():void</div><div class="summaryTableDescription">
Measures the target's default size based on its content, and optionally
measures the target's default minimum size.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr><tr class="hideInheritedMethod"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="../../mx/utils/OnDemandEventDispatcher.html#removeEventListener()" class="signatureLink">removeEventListener</a>(type:String, listener:Function, useCapture:Boolean = false):void</div><div class="summaryTableDescription">
</div></td><td class="summaryTableOwnerCol"><a href="../../mx/utils/OnDemandEventDispatcher.html">OnDemandEventDispatcher</a></td></tr><tr class="hideInheritedMethod"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="../../spark/layouts/supportClasses/LayoutBase.html#showDropIndicator()" class="signatureLink">showDropIndicator</a>(dropLocation:<a href="../../spark/layouts/supportClasses/DropLocation.html">DropLocation</a>):void</div><div class="summaryTableDescription">
Sizes, positions and parents the drop indicator based on the specified
drop location.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr><tr class="hideInheritedMethod"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="../../spark/layouts/supportClasses/LayoutBase.html#updateDisplayList()" class="signatureLink">updateDisplayList</a>(width:Number, height:Number):void</div><div class="summaryTableDescription">
Sizes and positions the target's elements.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr><tr class="hideInheritedMethod"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="../../spark/layouts/supportClasses/LayoutBase.html#updateScrollRect()" class="signatureLink">updateScrollRect</a>(w:Number, h:Number):void</div><div class="summaryTableDescription">
Called by the target at the end of its updateDisplayList
to have the layout update its scrollRect.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr><tr class="hideInheritedMethod"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="../../mx/utils/OnDemandEventDispatcher.html#willTrigger()" class="signatureLink">willTrigger</a>(type:String):Boolean</div><div class="summaryTableDescription">
</div></td><td class="summaryTableOwnerCol"><a href="../../mx/utils/OnDemandEventDispatcher.html">OnDemandEventDispatcher</a></td></tr></table></div><a name="methodSummary"></a><a name="protectedMethodSummary"></a><div class="summarySection"><div class="summaryTableTitle">Protected Methods </div><div class="showHideLinks"><div id="hideInheritedProtectedMethod" class="hideInheritedProtectedMethod"><a class="showHideLink" href="#protectedMethodSummary" onclick="javascript:setInheritedVisible(false,'ProtectedMethod');"><img class="showHideLinkImage" src="../../images/expanded.gif"> Show Inherited Protected Methods</a></div><div id="showInheritedProtectedMethod" class="showInheritedProtectedMethod"><a class="showHideLink" href="#protectedMethodSummary" onclick="javascript:setInheritedVisible(true,'ProtectedMethod');"><img class="showHideLinkImage" src="../../images/collapsed.gif"> Show Inherited Protected Methods</a></div></div><table cellspacing="0" cellpadding="3" class="summaryTable " id="summaryTableProtectedMethod"><tr><th>&nbsp;</th><th colspan="2">Method</th><th class="summaryTableOwnerCol">Defined By</th></tr><tr class="hideInheritedProtectedMethod"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="../../spark/layouts/supportClasses/LayoutBase.html#calculateDragScrollDelta()" class="signatureLink">calculateDragScrollDelta</a>(dropLocation:<a href="../../spark/layouts/supportClasses/DropLocation.html">DropLocation</a>, elapsedTime:Number):Point</div><div class="summaryTableDescription">
Calculates how much to scroll for the specified dropLocation
during a drag and drop gesture.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr><tr class=""><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="#calculateDropIndex()" class="signatureLink">calculateDropIndex</a>(x:Number, y:Number):int</div><div class="summaryTableDescription">[override]
Returns the index where a new item should be inserted if
the user releases the mouse at the specified coordinates
while completing a drag and drop gesture.</div></td><td class="summaryTableOwnerCol">TileLayout</td></tr><tr class=""><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="#calculateDropIndicatorBounds()" class="signatureLink">calculateDropIndicatorBounds</a>(dropLocation:<a href="../../spark/layouts/supportClasses/DropLocation.html">DropLocation</a>):Rectangle</div><div class="summaryTableDescription">[override]
Calculates the bounds for the drop indicator that provides visual feedback
to the user of where the items will be inserted at the end of a drag and drop
gesture.</div></td><td class="summaryTableOwnerCol">TileLayout</td></tr><tr class="hideInheritedProtectedMethod"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="../../spark/layouts/supportClasses/LayoutBase.html#getElementBoundsAboveScrollRect()" class="signatureLink">getElementBoundsAboveScrollRect</a>(scrollRect:Rectangle):Rectangle</div><div class="summaryTableDescription">
Returns the bounds of the first layout element that either spans or
is above the scrollRect's top edge.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr><tr class="hideInheritedProtectedMethod"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="../../spark/layouts/supportClasses/LayoutBase.html#getElementBoundsBelowScrollRect()" class="signatureLink">getElementBoundsBelowScrollRect</a>(scrollRect:Rectangle):Rectangle</div><div class="summaryTableDescription">
Returns the bounds of the first layout element that either spans or
is below the scrollRect's bottom edge.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr><tr class="hideInheritedProtectedMethod"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="../../spark/layouts/supportClasses/LayoutBase.html#getElementBoundsLeftOfScrollRect()" class="signatureLink">getElementBoundsLeftOfScrollRect</a>(scrollRect:Rectangle):Rectangle</div><div class="summaryTableDescription">
Returns the bounds of the first layout element that either spans or
is to the left of the scrollRect's left edge.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr><tr class="hideInheritedProtectedMethod"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="../../spark/layouts/supportClasses/LayoutBase.html#getElementBoundsRightOfScrollRect()" class="signatureLink">getElementBoundsRightOfScrollRect</a>(scrollRect:Rectangle):Rectangle</div><div class="summaryTableDescription">
Returns the bounds of the first layout element that either spans or
is to the right of the scrollRect's right edge.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr><tr class="hideInheritedProtectedMethod"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="../../spark/layouts/supportClasses/LayoutBase.html#getScrollRect()" class="signatureLink">getScrollRect</a>():Rectangle</div><div class="summaryTableDescription">
Returns the bounds of the target's scroll rectangle in layout coordinates.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr><tr class="hideInheritedProtectedMethod"><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol"><img src="../../images/inheritedSummary.gif" alt="Inherited" title="Inherited" class="inheritedSummaryImage"></td><td class="summaryTableSignatureCol"><div class="summarySignature"><a href="../../spark/layouts/supportClasses/LayoutBase.html#scrollPositionChanged()" class="signatureLink">scrollPositionChanged</a>():void</div><div class="summaryTableDescription">
Called when the verticalScrollPosition or
horizontalScrollPosition properties change.</div></td><td class="summaryTableOwnerCol"><a href="../../spark/layouts/supportClasses/LayoutBase.html">LayoutBase</a></td></tr></table></div><script language="javascript" type="text/javascript"><!--
showHideInherited();
--></script><div class="MainContent"><div class="detailSectionHeader">Property Detail</div><a name="propertyDetail"></a><a name="columnAlign"></a><table class="detailHeader" cellpadding="0" cellspacing="0"><tr><td class="detailHeaderName">columnAlign</td><td class="detailHeaderType">property</td></tr></table><div class="detailBody"><code>columnAlign:String</code><p></p><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Language Version :&nbsp;</b></td><td>ActionScript 3.0</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Product Version :&nbsp;</b></td><td>Flex 4</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Runtime Versions :&nbsp;</b></td><td>Flash Player 10, AIR 1.5</td></tr></table><p></p><p></p><p>
Specifies how to justify the fully visible columns to the container width.
ActionScript values can be <code>ColumnAlign.LEFT</code>, <code>ColumnAlign.JUSTIFY_USING_GAP</code>
and <code>ColumnAlign.JUSTIFY_USING_WIDTH</code>.
MXML values can be <code>"left"</code>, <code>"justifyUsingGap"</code> and <code>"justifyUsingWidth"</code>.
<p>When set to <code>ColumnAlign.LEFT</code> it turns column justification off.
There may be partially visible columns or whitespace between the last column and
the right edge of the container. This is the default value.</p>
<p>When set to <code>ColumnAlign.JUSTIFY_USING_GAP</code> the <code>horizontalGap</code>
actual value increases so that
the last fully visible column right edge aligns with the container's right edge.
In case there is only a single fully visible column, the <code>horizontalGap</code> actual value
increases so that it pushes any partially visible column beyond the right edge
of the container.
Note that explicitly setting the <code>horizontalGap</code> property does not turn off
justification. It only determines the initial gap value.
Justification may increases it.</p>
<p>When set to <code>ColumnAlign.JUSTIFY_USING_WIDTH</code> the <code>columnWidth</code>
actual value increases so that
the last fully visible column right edge aligns with the container's right edge.
Note that explicitly setting the <code>columnWidth</code> property does not turn off justification.
It only determines the initial column width value.
Justification may increases it.</p>
</p><p> The default value is <code>ColumnAlign.LEFT</code>.</p><br/><span class="label"> Implementation </span><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function get columnAlign():String</code><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function set columnAlign(value:String):void</code><br/><p><span class="label">See also</span></p><div class="seeAlso"><a href="TileLayout.html#horizontalGap" target="">horizontalGap</a><br/><a href="TileLayout.html#columnWidth" target="">columnWidth</a><br/><a href="TileLayout.html#rowAlign" target="">rowAlign</a></div></div><a name="propertyDetail"></a><a name="columnCount"></a><table class="detailHeader" cellpadding="0" cellspacing="0"><tr><td class="detailHeaderName">columnCount</td><td class="detailHeaderType">property</td><td class="detailHeaderRule">&nbsp;</td></tr></table><div class="detailBody"><code>columnCount:int</code>&nbsp;&nbsp;[read-only] <p></p><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Language Version :&nbsp;</b></td><td>ActionScript 3.0</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Product Version :&nbsp;</b></td><td>Flex 4</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Runtime Versions :&nbsp;</b></td><td>Flash Player 10, AIR 1.5</td></tr></table><p></p><p></p><p>
Contain the actual column count.
</p><p> The default value is <code>-1</code>.</p><p>This property can be used as the source for data binding.</p><br/><span class="label"> Implementation </span><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function get columnCount():int</code><br/><p><span class="label">See also</span></p><div class="seeAlso"><a href="TileLayout.html#rowCount" target="">rowCount</a><br/><a href="TileLayout.html#columnAlign" target="">columnAlign</a></div></div><a name="propertyDetail"></a><a name="columnWidth"></a><table class="detailHeader" cellpadding="0" cellspacing="0"><tr><td class="detailHeaderName">columnWidth</td><td class="detailHeaderType">property</td><td class="detailHeaderRule">&nbsp;</td></tr></table><div class="detailBody"><code>columnWidth:Number</code><p></p><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Language Version :&nbsp;</b></td><td>ActionScript 3.0</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Product Version :&nbsp;</b></td><td>Flex 4</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Runtime Versions :&nbsp;</b></td><td>Flash Player 10, AIR 1.5</td></tr></table><p></p><p></p><p>
Contain the actual column width, in pixels.
<p>If not explicitly set, the column width is
determined from the width of the widest element. </p>
<p>If the <code>columnAlign</code> property is set
to <code>"justifyUsingWidth"</code>, the column width grows to the
container width to justify the fully-visible columns.</p>
</p><p> The default value is <code>NaN</code>.</p><p>This property can be used as the source for data binding.</p><br/><span class="label"> Implementation </span><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function get columnWidth():Number</code><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function set columnWidth(value:Number):void</code><br/><p><span class="label">See also</span></p><div class="seeAlso"><a href="TileLayout.html#rowHeight" target="">rowHeight</a><br/><a href="TileLayout.html#columnAlign" target="">columnAlign</a></div></div><a name="propertyDetail"></a><a name="horizontalAlign"></a><table class="detailHeader" cellpadding="0" cellspacing="0"><tr><td class="detailHeaderName">horizontalAlign</td><td class="detailHeaderType">property</td><td class="detailHeaderRule">&nbsp;</td></tr></table><div class="detailBody"><code>horizontalAlign:String</code><p></p><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Language Version :&nbsp;</b></td><td>ActionScript 3.0</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Product Version :&nbsp;</b></td><td>Flex 4</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Runtime Versions :&nbsp;</b></td><td>Flash Player 10, AIR 1.5</td></tr></table><p></p><p></p><p>
Specifies how to align the elements within the cells in the horizontal direction.
Supported values are
<code>HorizontalAlign.LEFT</code>,
<code>HorizontalAlign.CENTER</code>,
<code>HorizontalAlign.RIGHT</code>,
<code>HorizontalAlign.JUSTIFY</code>.
<p>When set to <code>HorizontalAlign.JUSTIFY</code> the width of each
element is set to the <code>columnWidth</code>.</p>
</p><p> The default value is <code><code>HorizontalAlign.JUSTIFY</code></code>.</p><br/><span class="label"> Implementation </span><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function get horizontalAlign():String</code><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function set horizontalAlign(value:String):void</code><br/></div><a name="propertyDetail"></a><a name="horizontalGap"></a><table class="detailHeader" cellpadding="0" cellspacing="0"><tr><td class="detailHeaderName">horizontalGap</td><td class="detailHeaderType">property</td><td class="detailHeaderRule">&nbsp;</td></tr></table><div class="detailBody"><code>horizontalGap:Number</code><p></p><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Language Version :&nbsp;</b></td><td>ActionScript 3.0</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Product Version :&nbsp;</b></td><td>Flex 4</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Runtime Versions :&nbsp;</b></td><td>Flash Player 10, AIR 1.5</td></tr></table><p></p><p></p><p>
Horizontal space between columns, in pixels.
</p><p> The default value is <code>6</code>.</p><p>This property can be used as the source for data binding.</p><br/><span class="label"> Implementation </span><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function get horizontalGap():Number</code><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function set horizontalGap(value:Number):void</code><br/><p><span class="label">See also</span></p><div class="seeAlso"><a href="TileLayout.html#verticalGap" target="">verticalGap</a><br/><a href="TileLayout.html#columnAlign" target="">columnAlign</a></div></div><a name="propertyDetail"></a><a name="orientation"></a><table class="detailHeader" cellpadding="0" cellspacing="0"><tr><td class="detailHeaderName">orientation</td><td class="detailHeaderType">property</td><td class="detailHeaderRule">&nbsp;</td></tr></table><div class="detailBody"><code>orientation:String</code><p></p><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Language Version :&nbsp;</b></td><td>ActionScript 3.0</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Product Version :&nbsp;</b></td><td>Flex 4</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Runtime Versions :&nbsp;</b></td><td>Flash Player 10, AIR 1.5</td></tr></table><p></p><p></p><p>
Specifies whether elements are arranged row by row or
column by column.
ActionScript values can be <code>TileOrientation.ROWS</code> and
<code>TileOrientation.COLUMNS</code>.
MXML values can be <code>"rows"</code> and <code>"columns"</code>.
</p><p> The default value is <code>TileOrientation.ROWS</code>.</p><br/><span class="label"> Implementation </span><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function get orientation():String</code><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function set orientation(value:String):void</code><br/></div><a name="propertyDetail"></a><a name="padding"></a><table class="detailHeader" cellpadding="0" cellspacing="0"><tr><td class="detailHeaderName">padding</td><td class="detailHeaderType">property</td><td class="detailHeaderRule">&nbsp;</td></tr></table><div class="detailBody"><code>padding:Number</code><p></p><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Language Version :&nbsp;</b></td><td>ActionScript 3.0</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Product Version :&nbsp;</b></td><td>Flex 4</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Runtime Versions :&nbsp;</b></td><td>Flash Player 10, AIR 1.5</td></tr></table><p></p><p></p><p>
The minimum number of pixels between the container's edges and
the edges of the layout element.
</p><p> The default value is <code>0</code>.</p><br/><span class="label"> Implementation </span><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function get padding():Number</code><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function set padding(value:Number):void</code><br/></div><a name="propertyDetail"></a><a name="paddingBottom"></a><table class="detailHeader" cellpadding="0" cellspacing="0"><tr><td class="detailHeaderName">paddingBottom</td><td class="detailHeaderType">property</td><td class="detailHeaderRule">&nbsp;</td></tr></table><div class="detailBody"><code>paddingBottom:Number</code><p></p><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Language Version :&nbsp;</b></td><td>ActionScript 3.0</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Product Version :&nbsp;</b></td><td>Flex 4</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Runtime Versions :&nbsp;</b></td><td>Flash Player 10, AIR 1.5</td></tr></table><p></p><p></p><p>
Number of pixels between the container's bottom edge
and the bottom edge of the last layout element.
</p><p> The default value is <code>0</code>.</p><br/><span class="label"> Implementation </span><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function get paddingBottom():Number</code><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function set paddingBottom(value:Number):void</code><br/></div><a name="propertyDetail"></a><a name="paddingLeft"></a><table class="detailHeader" cellpadding="0" cellspacing="0"><tr><td class="detailHeaderName">paddingLeft</td><td class="detailHeaderType">property</td><td class="detailHeaderRule">&nbsp;</td></tr></table><div class="detailBody"><code>paddingLeft:Number</code><p></p><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Language Version :&nbsp;</b></td><td>ActionScript 3.0</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Product Version :&nbsp;</b></td><td>Flex 4</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Runtime Versions :&nbsp;</b></td><td>Flash Player 10, AIR 1.5</td></tr></table><p></p><p></p><p>
The minimum number of pixels between the container's left edge and
the left edge of the layout element.
</p><p> The default value is <code>0</code>.</p><br/><span class="label"> Implementation </span><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function get paddingLeft():Number</code><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function set paddingLeft(value:Number):void</code><br/></div><a name="propertyDetail"></a><a name="paddingRight"></a><table class="detailHeader" cellpadding="0" cellspacing="0"><tr><td class="detailHeaderName">paddingRight</td><td class="detailHeaderType">property</td><td class="detailHeaderRule">&nbsp;</td></tr></table><div class="detailBody"><code>paddingRight:Number</code><p></p><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Language Version :&nbsp;</b></td><td>ActionScript 3.0</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Product Version :&nbsp;</b></td><td>Flex 4</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Runtime Versions :&nbsp;</b></td><td>Flash Player 10, AIR 1.5</td></tr></table><p></p><p></p><p>
The minimum number of pixels between the container's right edge and
the right edge of the layout element.
</p><p> The default value is <code>0</code>.</p><br/><span class="label"> Implementation </span><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function get paddingRight():Number</code><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function set paddingRight(value:Number):void</code><br/></div><a name="propertyDetail"></a><a name="paddingTop"></a><table class="detailHeader" cellpadding="0" cellspacing="0"><tr><td class="detailHeaderName">paddingTop</td><td class="detailHeaderType">property</td><td class="detailHeaderRule">&nbsp;</td></tr></table><div class="detailBody"><code>paddingTop:Number</code><p></p><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Language Version :&nbsp;</b></td><td>ActionScript 3.0</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Product Version :&nbsp;</b></td><td>Flex 4</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Runtime Versions :&nbsp;</b></td><td>Flash Player 10, AIR 1.5</td></tr></table><p></p><p></p><p>
Number of pixels between the container's top edge
and the top edge of the first layout element.
</p><p> The default value is <code>0</code>.</p><br/><span class="label"> Implementation </span><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function get paddingTop():Number</code><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function set paddingTop(value:Number):void</code><br/></div><a name="propertyDetail"></a><a name="requestedColumnCount"></a><table class="detailHeader" cellpadding="0" cellspacing="0"><tr><td class="detailHeaderName">requestedColumnCount</td><td class="detailHeaderType">property</td><td class="detailHeaderRule">&nbsp;</td></tr></table><div class="detailBody"><code>requestedColumnCount:int</code><p></p><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Language Version :&nbsp;</b></td><td>ActionScript 3.0</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Product Version :&nbsp;</b></td><td>Flex 4</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Runtime Versions :&nbsp;</b></td><td>Flash Player 10, AIR 1.5</td></tr></table><p></p><p></p><p>
Number of columns to be displayed.
<p>Set to -1 to allow the TileLayout to determine
the column count automatically.</p>
<p>If the <code>orientation</code> property is set to <code>TileOrientation.ROWS</code>,
then setting this property has no effect
In this case, the <code>rowCount</code> is explicitly set, and the
container width is explicitly set. </p>
</p><p> The default value is <code>-1</code>.</p><br/><span class="label"> Implementation </span><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function get requestedColumnCount():int</code><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function set requestedColumnCount(value:int):void</code><br/><p><span class="label">See also</span></p><div class="seeAlso"><a href="TileLayout.html#columnCount" target="">columnCount</a><br/><a href="TileLayout.html#columnAlign" target="">columnAlign</a></div></div><a name="propertyDetail"></a><a name="requestedRowCount"></a><table class="detailHeader" cellpadding="0" cellspacing="0"><tr><td class="detailHeaderName">requestedRowCount</td><td class="detailHeaderType">property</td><td class="detailHeaderRule">&nbsp;</td></tr></table><div class="detailBody"><code>requestedRowCount:int</code><p></p><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Language Version :&nbsp;</b></td><td>ActionScript 3.0</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Product Version :&nbsp;</b></td><td>Flex 4</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Runtime Versions :&nbsp;</b></td><td>Flash Player 10, AIR 1.5</td></tr></table><p></p><p></p><p>
Number of rows to be displayed.
<p>Set to -1 to remove explicit override and allow the TileLayout to determine
the row count automatically.</p>
<p>If the <code>orientation</code> property is set to
<code>TileOrientation.COLUMNS</code>, setting this property has no effect.
in this case, <code>columnCount</code> is explicitly set, and the
container height is explicitly set.</p>
</p><p> The default value is <code>-1</code>.</p><br/><span class="label"> Implementation </span><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function get requestedRowCount():int</code><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function set requestedRowCount(value:int):void</code><br/><p><span class="label">See also</span></p><div class="seeAlso"><a href="TileLayout.html#rowCount" target="">rowCount</a><br/><a href="TileLayout.html#rowAlign" target="">rowAlign</a></div></div><a name="propertyDetail"></a><a name="rowAlign"></a><table class="detailHeader" cellpadding="0" cellspacing="0"><tr><td class="detailHeaderName">rowAlign</td><td class="detailHeaderType">property</td><td class="detailHeaderRule">&nbsp;</td></tr></table><div class="detailBody"><code>rowAlign:String</code><p></p><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Language Version :&nbsp;</b></td><td>ActionScript 3.0</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Product Version :&nbsp;</b></td><td>Flex 4</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Runtime Versions :&nbsp;</b></td><td>Flash Player 10, AIR 1.5</td></tr></table><p></p><p></p><p>
Specifies how to justify the fully visible rows to the container height.
ActionScript values can be <code>RowAlign.TOP</code>, <code>RowAlign.JUSTIFY_USING_GAP</code>
and <code>RowAlign.JUSTIFY_USING_HEIGHT</code>.
MXML values can be <code>"top"</code>, <code>"justifyUsingGap"</code> and <code>"justifyUsingHeight"</code>.
<p>When set to <code>RowAlign.TOP</code> it turns column justification off.
There might be partially visible rows or whitespace between the last row and
the bottom edge of the container. This is the default value.</p>
<p>When set to <code>RowAlign.JUSTIFY_USING_GAP</code> the <code>verticalGap</code>
actual value increases so that
the last fully visible row bottom edge aligns with the container's bottom edge.
In case there is only a single fully visible row, the value of <code>verticalGap</code>
increases so that it pushes any partially visible row beyond the bottom edge
of the container. Note that explicitly setting the <code>verticalGap</code> does not turn off
justification, but just determines the initial gap value.
Justification can then increases it.</p>
<p>When set to <code>RowAlign.JUSTIFY_USING_HEIGHT</code> the <code>rowHeight</code>
actual value increases so that
the last fully visible row bottom edge aligns with the container's bottom edge. Note that
explicitly setting the <code>rowHeight</code> does not turn off justification, but
determines the initial row height value.
Justification can then increase it.</p>
</p><p> The default value is <code>RowAlign.TOP</code>.</p><br/><span class="label"> Implementation </span><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function get rowAlign():String</code><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function set rowAlign(value:String):void</code><br/><p><span class="label">See also</span></p><div class="seeAlso"><a href="TileLayout.html#verticalGap" target="">verticalGap</a><br/><a href="TileLayout.html#rowHeight" target="">rowHeight</a><br/><a href="TileLayout.html#columnAlign" target="">columnAlign</a></div></div><a name="propertyDetail"></a><a name="rowCount"></a><table class="detailHeader" cellpadding="0" cellspacing="0"><tr><td class="detailHeaderName">rowCount</td><td class="detailHeaderType">property</td><td class="detailHeaderRule">&nbsp;</td></tr></table><div class="detailBody"><code>rowCount:int</code>&nbsp;&nbsp;[read-only] <p></p><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Language Version :&nbsp;</b></td><td>ActionScript 3.0</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Product Version :&nbsp;</b></td><td>Flex 4</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Runtime Versions :&nbsp;</b></td><td>Flash Player 10, AIR 1.5</td></tr></table><p></p><p></p><p>
The row count.
</p><p> The default value is <code>-1</code>.</p><p>This property can be used as the source for data binding.</p><br/><span class="label"> Implementation </span><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function get rowCount():int</code><br/><p><span class="label">See also</span></p><div class="seeAlso"><a href="TileLayout.html#requestedRowCount" target="">requestedRowCount</a><br/><a href="TileLayout.html#columnCount" target="">columnCount</a></div></div><a name="propertyDetail"></a><a name="rowHeight"></a><table class="detailHeader" cellpadding="0" cellspacing="0"><tr><td class="detailHeaderName">rowHeight</td><td class="detailHeaderType">property</td><td class="detailHeaderRule">&nbsp;</td></tr></table><div class="detailBody"><code>rowHeight:Number</code><p></p><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Language Version :&nbsp;</b></td><td>ActionScript 3.0</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Product Version :&nbsp;</b></td><td>Flex 4</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Runtime Versions :&nbsp;</b></td><td>Flash Player 10, AIR 1.5</td></tr></table><p></p><p></p><p>
The row height, in pixels.
<p>If not explicitly set, the row height is
determined from the maximum of elements' height.</p>
If <code>rowAlign</code> is set to "justifyUsingHeight", the actual row height
increases to justify the fully-visible rows to the container height.
</p><p> The default value is <code>NaN</code>.</p><p>This property can be used as the source for data binding.</p><br/><span class="label"> Implementation </span><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function get rowHeight():Number</code><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function set rowHeight(value:Number):void</code><br/><p><span class="label">See also</span></p><div class="seeAlso"><a href="TileLayout.html#columnWidth" target="">columnWidth</a><br/><a href="TileLayout.html#rowAlign" target="">rowAlign</a></div></div><a name="propertyDetail"></a><a name="verticalAlign"></a><table class="detailHeader" cellpadding="0" cellspacing="0"><tr><td class="detailHeaderName">verticalAlign</td><td class="detailHeaderType">property</td><td class="detailHeaderRule">&nbsp;</td></tr></table><div class="detailBody"><code>verticalAlign:String</code><p></p><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Language Version :&nbsp;</b></td><td>ActionScript 3.0</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Product Version :&nbsp;</b></td><td>Flex 4</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Runtime Versions :&nbsp;</b></td><td>Flash Player 10, AIR 1.5</td></tr></table><p></p><p></p><p>
Specifies how to align the elements within the cells in the vertical direction.
Supported values are
<code>VerticalAlign.TOP</code>,
<code>VerticalAlign.MIDDLE</code>,
<code>VerticalAlign.BOTTOM</code>,
<code>VerticalAlign.JUSTIFY</code>.
<p>When set to <code>VerticalAlign.JUSTIFY</code>, the height of each
element is set to <code>rowHeight</code>.</p>
</p><p> The default value is <code><code>VerticalAlign.JUSTIFY</code></code>.</p><br/><span class="label"> Implementation </span><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function get verticalAlign():String</code><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function set verticalAlign(value:String):void</code><br/></div><a name="propertyDetail"></a><a name="verticalGap"></a><table class="detailHeader" cellpadding="0" cellspacing="0"><tr><td class="detailHeaderName">verticalGap</td><td class="detailHeaderType">property</td><td class="detailHeaderRule">&nbsp;</td></tr></table><div class="detailBody"><code>verticalGap:Number</code><p></p><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Language Version :&nbsp;</b></td><td>ActionScript 3.0</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Product Version :&nbsp;</b></td><td>Flex 4</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Runtime Versions :&nbsp;</b></td><td>Flash Player 10, AIR 1.5</td></tr></table><p></p><p></p><p>
Vertical space between rows, in pixels.
</p><p> The default value is <code>6</code>.</p><p>This property can be used as the source for data binding.</p><br/><span class="label"> Implementation </span><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function get verticalGap():Number</code><br/><code>&nbsp;&nbsp;&nbsp;&nbsp;public function set verticalGap(value:Number):void</code><br/><p><span class="label">See also</span></p><div class="seeAlso"><a href="TileLayout.html#horizontalGap" target="">horizontalGap</a><br/><a href="TileLayout.html#rowAlign" target="">rowAlign</a></div></div><a name="constructorDetail"></a><div class="detailSectionHeader">Constructor Detail</div><a name="TileLayout()"></a><table class="detailHeader" cellpadding="0" cellspacing="0"><tr><td class="detailHeaderName">TileLayout</td><td class="detailHeaderParens">()</td><td class="detailHeaderType">Constructor</td></tr></table><div class="detailBody"><code>public function TileLayout()</code><p></p><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Language Version :&nbsp;</b></td><td>ActionScript 3.0</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Product Version :&nbsp;</b></td><td>Flex 4</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Runtime Versions :&nbsp;</b></td><td>Flash Player 10, AIR 1.5</td></tr></table><p></p><p>
Constructor.
</p></div><a name="methodDetail"></a><div class="detailSectionHeader">Method Detail</div><a name="calculateDropIndex()"></a><a name="calculateDropIndex(Number,Number)"></a><table class="detailHeader" cellpadding="0" cellspacing="0"><tr><td class="detailHeaderName">calculateDropIndex</td><td class="detailHeaderParens">()</td><td class="detailHeaderType">method</td></tr></table><div class="detailBody"><code>override protected function calculateDropIndex(x:Number, y:Number):int</code><p></p><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Language Version :&nbsp;</b></td><td>ActionScript 3.0</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Product Version :&nbsp;</b></td><td>Flex 4</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Runtime Versions :&nbsp;</b></td><td>Flash Player 10, AIR 1.5</td></tr></table><p></p><p></p><p>
Returns the index where a new item should be inserted if
the user releases the mouse at the specified coordinates
while completing a drag and drop gesture.
Called by the <code>calculatedDropLocation()</code> method.
</p><p><span class="label"> Parameters </span><table cellpadding="0" cellspacing="0" border="0"><tr><td width="20px"></td><td><code><span class="label">x</span>:Number</code> &mdash; The x coordinate of the drag and drop gesture, in
local coordinates.
</td></tr><tr><td class="paramSpacer">&nbsp;</td></tr><tr><td width="20px"></td><td><code><span class="label">y</span>:Number</code> &mdash; The y coordinate of the drag and drop gesture, in
the drop target's local coordinates.
</td></tr></table></p><p></p><span class="label">Returns</span><table cellpadding="0" cellspacing="0" border="0"><tr><td width="20"></td><td><code>int</code> &mdash; The drop index or -1 if the drop operation is not available
at the specified coordinates.
</td></tr></table></div><a name="calculateDropIndicatorBounds()"></a><a name="calculateDropIndicatorBounds(spark.layouts.supportClasses.DropLocation)"></a><table class="detailHeader" cellpadding="0" cellspacing="0"><tr><td class="detailHeaderName">calculateDropIndicatorBounds</td><td class="detailHeaderParens">()</td><td class="detailHeaderType">method</td><td class="detailHeaderRule">&nbsp;</td></tr></table><div class="detailBody"><code>override protected function calculateDropIndicatorBounds(dropLocation:<a href="../../spark/layouts/supportClasses/DropLocation.html">DropLocation</a>):Rectangle</code><p></p><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Language Version :&nbsp;</b></td><td>ActionScript 3.0</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Product Version :&nbsp;</b></td><td>Flex 4</td></tr></table><table cellpadding="0" cellspacing="0" border="0"><tr><td style="white-space:nowrap" valign="top"><b> Runtime Versions :&nbsp;</b></td><td>Flash Player 10, AIR 1.5</td></tr></table><p></p><p></p><p>
Calculates the bounds for the drop indicator that provides visual feedback
to the user of where the items will be inserted at the end of a drag and drop
gesture.
Called by the <code>showDropIndicator()</code> method.
</p><p><span class="label"> Parameters </span><table cellpadding="0" cellspacing="0" border="0"><tr><td width="20px"></td><td><code><span class="label">dropLocation</span>:<a href="../../spark/layouts/supportClasses/DropLocation.html">DropLocation</a></code> &mdash; A valid DropLocation object previously returned
by the <code>calculateDropLocation()</code> method.
</td></tr></table></p><p></p><span class="label">Returns</span><table cellpadding="0" cellspacing="0" border="0"><tr><td width="20"></td><td><code>Rectangle</code> &mdash; The bounds for the drop indicator or null.
</td></tr></table></div><br/><br/><hr><br/><p></p><center class="copyright"><footer>The Apache Software Foundation</footer><br/>Wed Nov 15 2017, 09:50 AM +01:00 </center></div></body></html><!--The Apache Software Foundation<br/>Wed Nov 15 2017, 09:50 AM +01:00 -->