</ iframe > </noscript> <!-- End Google Tag Manager (noscript) --> <div id="BeforeHeaderContent"> </div> <div id="HeaderContent"> <div id="ProjectTitle">DockControl for WPF and Silverlight</div> <div id="PageTitle"><div id="PageTitleText">PickerLoading Event (C1DockControl)</div></div> </div> <div id="AfterHeaderContent"> <!-- Spacing --> <span id="ToggleAllSectionsLink" class="FunctionLink"> <label id="CollapseAllLabel">Collapse All</label> <label id="ExpandAllLabel" style="display: none;">Expand All</label> </span><!-- Spacing --> <span id="LanguageFilterPopupLink" class="PopupLink" data-popupcontentsource="#LanguageCheckboxes" data-popuptitle='Language Filter'> <label id="ShowAllLabel" for="LanguageFilterPopupLink"> Language Filter: All </label> <label id="MultipleLabel" for="LanguageFilterPopupLink" style="display: none;"> Language Filter: Multiple </label> <label id="VBAllLabel" for="LanguageFilterPopupLink" style="display: none;"> Language Filter: Visual Basic </label> <label id="VBLabel" for="LanguageFilterPopupLink" style="display: none;">Language Filter: Visual Basic (Declaration)</label> <label id="CSLabel" for="LanguageFilterPopupLink" style="display: none;">Language Filter: C#</label> </span> <div class="PopupContent" id="LanguageCheckboxes"> <input data-languagename="VB" id="VBLanguageCheckbox" type="checkbox" class="ToggleLanguageCheckbox" checked="true" data-toggleclass="FilteredContentVB"> <label class="LanguageFilter" for="VBCheckbox"> Visual Basic (Declaration) </label> <br><input data-languagename="CS" id="CSLanguageCheckbox" type="checkbox" class="ToggleLanguageCheckbox" checked="true" data-toggleclass="FilteredContentCS"> <label class="LanguageFilter" for="CSCheckbox"> C# </label> </div> </div> <div class="BreadcrumbsContainer"><table><tr><td> <a href="C1.WPF.Docking.4~C1.WPF.Docking_namespace.html">C1.WPF.Docking Namespace</a> > <a href="C1.WPF.Docking.4~C1.WPF.Docking.C1DockControl.html">C1DockControl Class</a> : PickerLoading Event</td></tr></table></div> <div id="BodyContent"> <div class="DescriptionContent">Allows you to customize which target directions are possible when docking a <a href="C1.WPF.Docking.4~C1.WPF.Docking.C1DockTabControl.html">C1DockTabControl</a>.</div> <div class="SectionHeading" id="syntaxSectionHeading"><span class="SectionHeadingIcon"><!-- --></span><span class="SectionHeadingText">Syntax</span></div><div id="syntaxSectionContent" class="SectionContent"> <div class="TabContainer" id="TabContainer"> <ul> <li class="FilteredContentVBAll"><a href="#Syntax-VBAll">Visual Basic</a></li> <li class="FilteredContentCS"><a href="#Syntax-CS">C#</a></li> </ul> <div id="Syntax-VB" class="FilteredContentVB"> <pre>'Declaration Public Event PickerLoading As System.EventHandler(Of PickerLoadingEventArgs)</pre> </div> <div id="Syntax-CS" class="FilteredContentCS"> <pre>public event System.EventHandler<PickerLoadingEventArgs> PickerLoading</pre> </div> </div> </div> <div class="SectionHeading" id="exceptionsSectionHeading"><span class="SectionHeadingIcon"><!-- --></span><span class="SectionHeadingText">Event Data</span></div><div id="exceptionsSectionContent" class="SectionContent"><p>The event handler receives an argument of type <a href="C1.WPF.Docking.4~C1.WPF.Docking.PickerLoadingEventArgs.html">PickerLoadingEventArgs</a> containing data related to this event. The following <b>PickerLoadingEventArgs</b> properties provide information specific to this event.</p><table class="FilteredItemListTable"><tr><th>Property</th><th>Description</th></tr><tr><td class="LinkCell"><a href="C1.WPF.Docking.4~C1.WPF.Docking.PickerLoadingEventArgs~ShowBottomInnerPart.html">ShowBottomInnerPart</a></td><td class="DescriptionCell">Gets or sets a value that determines whether the bottom <a href="C1.WPF.Docking.4~C1.WPF.Docking.C1DockPickerPart.html">C1DockPickerPart</a> for the target <a href="C1.WPF.Docking.4~C1.WPF.Docking.C1DockTabControl.html">C1DockTabControl</a> is visible. </td></tr><tr><td class="LinkCell"><a href="C1.WPF.Docking.4~C1.WPF.Docking.PickerLoadingEventArgs~ShowBottomOuterPart.html">ShowBottomOuterPart</a></td><td class="DescriptionCell">Gets or sets a value that determines whether the bottom <a href="C1.WPF.Docking.4~C1.WPF.Docking.C1DockPickerPart.html">C1DockPickerPart</a> for the whole <a href="C1.WPF.Docking.4~C1.WPF.Docking.C1DockControl.html">C1DockControl</a> is visible. </td></tr><tr><td class="LinkCell"><a href="C1.WPF.Docking.4~C1.WPF.Docking.PickerLoadingEventArgs~ShowLeftInnerPart.html">ShowLeftInnerPart</a></td><td class="DescriptionCell">Gets or sets a value that determines whether the left <a href="C1.WPF.Docking.4~C1.WPF.Docking.C1DockPickerPart.html">C1DockPickerPart</a> for the target <a href="C1.WPF.Docking.4~C1.WPF.Docking.C1DockTabControl.html">C1DockTabControl</a> is visible. </td></tr><tr><td class="LinkCell"><a href="C1.WPF.Docking.4~C1.WPF.Docking.PickerLoadingEventArgs~ShowLeftOuterPart.html">ShowLeftOuterPart</a></td><td class="DescriptionCell">Gets or sets a value that determines whether the left <a href="C1.WPF.Docking.4~C1.WPF.Docking.C1DockPickerPart.html">C1DockPickerPart</a> for the whole <a href="C1.WPF.Docking.4~C1.WPF.Docking.C1DockControl.html">C1DockControl</a> is visible. </td></tr><tr><td class="LinkCell"><a href="C1.WPF.Docking.4~C1.WPF.Docking.PickerLoadingEventArgs~ShowOverInnerPart.html">ShowOverInnerPart</a></td><td class="DescriptionCell">Gets or sets a value that determines whether the center <a href="C1.WPF.Docking.4~C1.WPF.Docking.C1DockPickerPart.html">C1DockPickerPart</a> for the target <a href="C1.WPF.Docking.4~C1.WPF.Docking.C1DockTabControl.html">C1DockTabControl</a> is visible. </td></tr><tr><td class="LinkCell"><a href="C1.WPF.Docking.4~C1.WPF.Docking.PickerLoadingEventArgs~ShowRightInnerPart.html">ShowRightInnerPart</a></td><td class="DescriptionCell">Gets or sets a value that determines whether the right <a href="C1.WPF.Docking.4~C1.WPF.Docking.C1DockPickerPart.html">C1DockPickerPart</a> for the target <a href="C1.WPF.Docking.4~C1.WPF.Docking.C1DockTabControl.html">C1DockTabControl</a> is visible. </td></tr><tr><td class="LinkCell"><a href="C1.WPF.Docking.4~C1.WPF.Docking.PickerLoadingEventArgs~ShowRightOuterPart.html">ShowRightOuterPart</a></td><td class="DescriptionCell">Gets or sets a value that determines whether the right <a href="C1.WPF.Docking.4~C1.WPF.Docking.C1DockPickerPart.html">C1DockPickerPart</a> for the whole <a href="C1.WPF.Docking.4~C1.WPF.Docking.C1DockControl.html">C1DockControl</a> is visible. </td></tr><tr><td class="LinkCell"><a href="C1.WPF.Docking.4~C1.WPF.Docking.PickerLoadingEventArgs~ShowTopInnerPart.html">ShowTopInnerPart</a></td><td class="DescriptionCell">Gets or sets a value that determines whether the top <a href="C1.WPF.Docking.4~C1.WPF.Docking.C1DockPickerPart.html">C1DockPickerPart</a> for the target <a href="C1.WPF.Docking.4~C1.WPF.Docking.C1DockTabControl.html">C1DockTabControl</a> is visible. </td></tr><tr><td class="LinkCell"><a href="C1.WPF.Docking.4~C1.WPF.Docking.PickerLoadingEventArgs~ShowTopOuterPart.html">ShowTopOuterPart</a></td><td class="DescriptionCell">Gets or sets a value that determines whether the top <a href="C1.WPF.Docking.4~C1.WPF.Docking.C1DockPickerPart.html">C1DockPickerPart</a> for the whole <a href="C1.WPF.Docking.4~C1.WPF.Docking.C1DockControl.html">C1DockControl</a> is visible. </td></tr><tr><td class="LinkCell"><a href="C1.WPF.Docking.4~C1.WPF.Docking.PickerLoadingEventArgs~Source.html">Source</a></td><td class="DescriptionCell">Gets the <a href="C1.WPF.Docking.4~C1.WPF.Docking.C1DockTabControl.html">C1DockTabControl</a> or <a href="C1.WPF.Docking.4~C1.WPF.Docking.C1DockTabItem.html">C1DockTabItem</a> that is being dragged. </td></tr><tr><td class="LinkCell"><a href="C1.WPF.Docking.4~C1.WPF.Docking.PickerLoadingEventArgs~Target.html">Target</a></td><td class="DescriptionCell">Gets the <a href="C1.WPF.Docking.4~C1.WPF.Docking.C1DockTabControl.html">C1DockTabControl</a> below the mouse. </td></tr></table></div> <a name="exampleBookmark"></a> <div class="SectionHeading" id="requirementsSectionHeading"><span class="SectionHeadingIcon"><!-- --></span><span class="SectionHeadingText">Requirements</span></div><div id="requirementsSectionContent" class="SectionContent"><p><b>Target Platforms:</b> Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2</p></div> <a name="seealsobookmark"></a> <div class="SectionHeading" id="seealsoSectionHeading"><span class="SectionHeadingIcon"><!-- --></span><span class="SectionHeadingText">See Also</span></div><div id="seealsoSectionContent" class="SectionContent"><h4 class="subHeading">Reference</h4><p><a href="C1.WPF.Docking.4~C1.WPF.Docking.C1DockControl.html">C1DockControl Class</a> <br><a href="C1.WPF.Docking.4~C1.WPF.Docking.C1DockControl_members.html">C1DockControl Members</a> </p> </div> </div> <div id="FooterContent"> <p> </p><p> </p><hr style="height: 1px"><p>Copyright (c) <script type="text/javascript"> var theDate=new Date() 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