Contents

Overview
What is new
Release Notes
Installation, Deployment and Distribution
Licensing
Buttons
Calendar
Carousel
Chart (obsolete)
ChartView
Clock
CommandBar
Dock
DesktopAlert
DropDown and ListControl
Editors
Forms and Dialogs
GridView
ListView
Menus
MultiColumnComboBox
PageView
Panels and Labels
Panorama
PdfViewer
PropertyGrid
RibbonBar
PivotGrid
RichTextBox
Rotator
Scheduler
Shortcuts
SpellChecker
SplitContainer
Track and Status Controls
TreeView
Wizard
Telerik CAB Enabling Kit
CodedUI
Telerik Presentation Framework
Themes
Tools
For More Help
API Reference
- System.Collections.Generic Namespace
- Telerik.Apoc Namespace
- Telerik.Apoc.Image Namespace
- Telerik.Apoc.Layout Namespace
- Telerik.Apoc.Pdf Namespace
- Telerik.Apoc.Render Namespace
- Telerik.Apoc.Render.Pdf Namespace
- Telerik.Apoc.Render.Xml Namespace
- Telerik.Charting Namespace
- Telerik.Charting.Styles Namespace
- Telerik.Collections.Generic Namespace
- Telerik.Data Namespace
- Telerik.Data.Expressions Namespace
- Telerik.Diagnostics.Pivot Namespace
- Telerik.Fixed.Legacy Namespace
- Telerik.Pdf Namespace
- Telerik.Pdf.Filter Namespace
- Telerik.Pdf.Gdi Namespace
- Telerik.Pdf.Gdi.Font Namespace
- Telerik.Pdf.Security Namespace
- Telerik.Pivot.Adomd Namespace
- Telerik.Pivot.Core Namespace
- Telerik.Pivot.Core.Aggregates Namespace
- Telerik.Pivot.Core.Fields Namespace
- Telerik.Pivot.Core.Filtering Namespace
- Telerik.Pivot.Core.Groups Namespace
- Telerik.Pivot.Core.Olap Namespace
- Telerik.Pivot.Core.Totals Namespace
- Telerik.Pivot.Queryable Namespace
- Telerik.Pivot.Queryable.Groups Namespace
- Telerik.Pivot.Xmla Namespace
- Telerik.WinControls Namespace
- Telerik.WinControls.CodedUI Namespace
- Telerik.WinControls.Commands Namespace
- Telerik.WinControls.Containers Namespace
- Telerik.WinControls.Data Namespace
- Telerik.WinControls.Design Namespace
- Telerik.WinControls.Drawing Namespace
- Telerik.WinControls.Elements Namespace
- Telerik.WinControls.Enumerations Namespace
- Telerik.WinControls.Interfaces Namespace
- Telerik.WinControls.Keyboard Namespace
- Telerik.WinControls.Layout Namespace
- Telerik.WinControls.Layouts Namespace
- Telerik.WinControls.Localization Namespace
- Telerik.WinControls.OldShapeEditor Namespace
- Telerik.WinControls.Paint Namespace
- Telerik.WinControls.PdfViewer Namespace
- Telerik.WinControls.PdfViewer.MouseHandlers Namespace
- Telerik.WinControls.Primitives Namespace
- Telerik.WinControls.RichTextBox Namespace
- Telerik.WinControls.RichTextBox.Accessibility Namespace
- Telerik.WinControls.RichTextBox.Base Namespace
- Telerik.WinControls.RichTextBox.Commands Namespace
- Telerik.WinControls.RichTextBox.DocumentStructure Namespace
- Telerik.WinControls.RichTextBox.FileFormats.Html Namespace
- Telerik.WinControls.RichTextBox.FileFormats.Html.CSS Namespace
- Telerik.WinControls.RichTextBox.FileFormats.Html.Import Namespace
- Telerik.WinControls.RichTextBox.FileFormats.Html.Parsing Namespace
- Telerik.WinControls.RichTextBox.FileFormats.Html.Parsing.Dom Namespace
- Telerik.WinControls.RichTextBox.FileFormats.OpenXml.Docx Namespace
- Telerik.WinControls.RichTextBox.FileFormats.OpenXml.Docx.Import Namespace
- Telerik.WinControls.RichTextBox.FileFormats.Pdf Namespace
- Telerik.WinControls.RichTextBox.FileFormats.Pdf.RadPdf Namespace
- Telerik.WinControls.RichTextBox.FileFormats.Rtf Namespace
- Telerik.WinControls.RichTextBox.FileFormats.Rtf.Exceptions Namespace
- Telerik.WinControls.RichTextBox.FileFormats.Xaml Namespace
- Telerik.WinControls.RichTextBox.FormatProviders Namespace
- Telerik.WinControls.RichTextBox.FormatProviders.Html Namespace
- Telerik.WinControls.RichTextBox.FormatProviders.Pdf Namespace
- Telerik.WinControls.RichTextBox.FormatProviders.Rtf Namespace
- Telerik.WinControls.RichTextBox.FormatProviders.Txt Namespace
- Telerik.WinControls.RichTextBox.FormatProviders.Utils Namespace
- Telerik.WinControls.RichTextBox.History Namespace
- Telerik.WinControls.RichTextBox.Imaging Namespace
- Telerik.WinControls.RichTextBox.Layout Namespace
- Telerik.WinControls.RichTextBox.Lists Namespace
- Telerik.WinControls.RichTextBox.Model Namespace
- Telerik.WinControls.RichTextBox.Model.Styles Namespace
- Telerik.WinControls.RichTextBox.Packaging Namespace
- Telerik.WinControls.RichTextBox.PerformanceTools Namespace
- Telerik.WinControls.RichTextBox.Proofing Namespace
- Telerik.WinControls.RichTextBox.Selection Namespace
- Telerik.WinControls.RichTextBox.TextSearch Namespace
- Telerik.WinControls.RichTextBox.UI Namespace
- Telerik.WinControls.RichTextBox.UI.Adorner Namespace
- Telerik.WinControls.RichTextBox.UI.Annotations Namespace
- Telerik.WinControls.RichTextBox.UI.Extensibility Namespace
- Telerik.WinControls.RichTextBox.UI.Ruler Namespace
- Telerik.WinControls.RichTextBox.UI.TableDecorations Namespace
- Telerik.WinControls.RichTextBox.Utils Namespace
- Telerik.WinControls.RichTextBox.Winforms Namespace
- Telerik.WinControls.RichTextBox.Xaml Namespace
- Telerik.WinControls.Serialization Namespace
- Telerik.WinControls.Styles Namespace
- Telerik.WinControls.Tests Namespace
- Telerik.WinControls.TextPrimitiveUtils Namespace
- Telerik.WinControls.Themes Namespace
- Telerik.WinControls.Themes.ColorDialog Namespace
- Telerik.WinControls.Themes.Design Namespace
- Telerik.WinControls.Themes.Serialization Namespace
- Telerik.WinControls.Themes.XmlSerialization Namespace
- Telerik.WinControls.Tools Namespace
- Telerik.WinControls.UI Namespace
- Telerik.WinControls.UI.Carousel Namespace
- Telerik.WinControls.UI.Code.Accessiblity Namespace
- Telerik.WinControls.UI.Data Namespace
- Telerik.WinControls.UI.Design Namespace
- Telerik.WinControls.UI.Docking Namespace
  - ActiveDocumentListSortOrder Enumeration
  - AllowedDockPosition Enumeration
  - AllowedDockState Enumeration
  - AutoHideAnimateMode Enumeration
  - AutoHideDisplayReason Enumeration
  - AutoHideGroup Class
  - AutoHideGroupCollection Class
  - AutoHidePopup Class
  - AutoHidePosition Enumeration
  - AutoHideTabStrip Class
  - AutoHideTabStripElement Class
  - AutoHideTransaction Class
  - AutoHideWindowDisplayingEventArgs Class
  - AutoHideWindowDisplayingEventHandler Delegate
  - CloseTransaction Class
  - ContextMenuDisplayingEventArgs Class
  - ContextMenuDisplayingEventHandler Delegate
  - ContextMenuItemClickEventArgs Class
  - ContextMenuItemClickEventHandler Delegate
  - ContextMenuService Class
  - ContextMenuType Enumeration
  - ControlTreeChangeAction Enumeration
  - ControlTreeChangedEventArgs Class
  - ControlTreeChangedEventHandler Delegate
  - DesignTimeRadDockComponentFactory Class
  - DockAutoHideSerializationContainer Class
  - DockHelper Class
  - DockingGuideHitTest Structure
  - DockingGuideImage Class
  - DockingGuideImageElement Class
  - DockingGuidesControl Class
  - DockingGuidesElement Class
  - DockingGuidesPosition Enumeration
  - DockingGuidesTemplate Class
  - DockPopupForm Class
  - DockPosition Enumeration
  - DockState Enumeration
  - DockStateChangingEventArgs Class
  - DockStateChangingEventHandler Delegate
  - DockTabStrip Class
  - DockTabStripNeededEventArgs Class
  - DockTabStripNeededEventHandler Delegate
  - DockTransactionType Enumeration
  - DockType Enumeration
  - DockWindow Class
  - DockWindowCancelEventArgs Class
  - DockWindowCancelEventHandler Delegate
  - DockWindowCloseAction Enumeration
  - DockWindowCollection Class
  - DockWindowEventArgs Class
  - DockWindowEventHandler Delegate
  - DockWindowInsertOrder Enumeration
  - DockWindowPlaceholder Class
  - DockWindowSerializableCollection Class
  - DockWindowSnapshotEventArgs Class
  - DockWindowSnapshotEventHandler Delegate
  - DockWindowTransaction Class
  - DocumentCloseActivation Enumeration
  - DocumentContainer Class
  - DocumentManager Class
  - DocumentStripButtons Enumeration
  - DocumentTabStrip Class
  - DocumentWindow Class
  - DragDropBehavior Enumeration
  - DragDropContext Enumeration
  - DragDropDockPositionEventArgs Class
  - DragDropDockPositionEventHandler Delegate
  - DragDropHitTestEventArgs Class
  - DragDropHitTestEventHandler Delegate
  - DragDropMode Enumeration
  - DragDropService Class
  - DragDropTargetEventArgs Class
  - DragDropTargetEventHandler Delegate
  - DragDropTransaction Class
  - FloatingWindow Class
  - FloatingWindowCollection Class
  - FloatingWindowEventArgs Class
  - FloatingWindowEventHandler Delegate
  - FloatingWindowList Class
  - FloatTransaction Class
  - GuidToNameMapping Class
  - GuidToNameMappingCollection Class
  - HostWindow Class
  - IDockingGuideImage Interface
  - IDockingGuidesTemplate Interface
  - IDockWindow Interface
  - PerformDockTransaction Class
  - PredefinedCommandNames Class
  - PredefinedDockingGuidesTemplate Class
  - QuickNavigator Class
  - QuickNavigatorDisplayPosition Enumeration
  - QuickNavigatorElement Class
  - QuickNavigatorList Class
  - QuickNavigatorListItem Class
  - QuickNavigatorSettings Class
  - RadDock Class
    - RadDock Members
    - RadDock Constructor
    - RadDock Fields
    - RadDock Methods
    - RadDock Properties
    - RadDock Events
  - RadDockCommand Class
  - RadDockCommandManager Class
  - RadDockComponentFactory Class
  - RadDockObject Class
  - RadDockService Class
  - RadDockTransaction Class
  - RadDockTransactionCancelEventArgs Class
  - RadDockTransactionCancelEventHandler Delegate
  - RadDockTransactionEventArgs Class
  - RadDockTransactionEventHandler Delegate
  - RedockFloatingState Class
  - RedockService Class
  - RedockState Class
  - RedockTransaction Class
  - RedockTransactionReason Enumeration
  - RunTimeRadDockComponentFactory Class
  - SelectedTabChangedEventArgs Class
  - SelectedTabChangedEventHandler Delegate
  - SelectedTabChangingEventArgs Class
  - SelectedTabChangingEventHandler Delegate
  - SerializableFloatingWindow Class
  - ServiceConstants Class
  - ServiceState Enumeration
  - SplitContainerLayoutInfo Class
  - SplitContainerLayoutStrategy Class
  - SplitContainerNeededEventArgs Class
  - SplitContainerNeededEventHandler Delegate
  - SplitPanelEventArgs Class
  - SplitPanelEventHandler Delegate
  - SplitPanelSizeInfo Class
  - SplitPanelSizeMode Enumeration
  - StateService Class
  - StateServiceStartingEventArgs Class
  - StateServiceStartingEventHandler Delegate
  - StateServiceStoppingEventArgs Class
  - StateServiceStoppingEventHandler Delegate
  - ThemedDockingGuidesTemplate Class
  - ToolStripCaptionButtons Enumeration
  - ToolTabStrip Class
  - ToolWindow Class
  - ToolWindowCaptionElement Class
  - ToolWindowCaptionElementStateManager Class
- Telerik.WinControls.UI.Docking.Serialization Namespace
- Telerik.WinControls.UI.Export Namespace
- Telerik.WinControls.UI.Export.CSV Namespace
- Telerik.WinControls.UI.Export.ExcelML Namespace
- Telerik.WinControls.UI.Export.HTML Namespace
- Telerik.WinControls.UI.Licensing Namespace
- Telerik.WinControls.UI.Localization Namespace
- Telerik.WinControls.UI.Menu Namespace
- Telerik.WinControls.UI.Multimedia Namespace
- Telerik.WinControls.UI.PivotFieldList Namespace
- Telerik.WinControls.UI.PivotGrid.Dialogs Namespace
- Telerik.WinControls.UI.PropertyGridData Namespace
- Telerik.WinControls.UI.RadColorPicker Namespace
- Telerik.WinControls.UI.RibbonBar Namespace
- Telerik.WinControls.UI.Scheduler Namespace
- Telerik.WinControls.UI.Scheduler.Dialogs Namespace
- Telerik.WinControls.UI.Scheduler.ICalendar Namespace
- Telerik.WinControls.UI.StateManagers Namespace
- Telerik.WinControls.UI.VisualEffects Namespace
- Telerik.WinControls.WindowAnimation Namespace
- Telerik.WinControls.XmlSerialization Namespace
- Telerik.Windows.Controls Namespace
- Telerik.Windows.Controls.Converters Namespace
- Telerik.Windows.Documents.Core.Utils Namespace
- Telerik.Windows.Documents.Fixed.FormatProviders Namespace
- Telerik.Windows.Documents.Fixed.FormatProviders.Pdf Namespace
- Telerik.Windows.Documents.Fixed.FormatProviders.Pdf.Filters Namespace
- Telerik.Windows.Documents.Fixed.FormatProviders.Pdf.Utils Namespace
- Telerik.Windows.Documents.Fixed.FormatProviders.Text Namespace
- Telerik.Windows.Documents.Fixed.Model Namespace
- Telerik.Windows.Documents.Fixed.Model.Actions Namespace
- Telerik.Windows.Documents.Fixed.Model.Annotations Namespace
- Telerik.Windows.Documents.Fixed.Model.Annotations.EventArgs Namespace
- Telerik.Windows.Documents.Fixed.Model.Collections Namespace
- Telerik.Windows.Documents.Fixed.Model.Navigation Namespace
- Telerik.Windows.Documents.Fixed.Search Namespace
- Telerik.Windows.Documents.Fixed.Selection Namespace
- Telerik.Windows.Documents.Fixed.Text Namespace
- Telerik.Windows.Zip Namespace
- Telerik.Windows.Zip.LZMA Namespace

Notifies for an upcomming change in the DockState of the associated window. Cancelable.

Namespace: Telerik.WinControls.UI.Docking
Assembly: Telerik.WinControls.RadDock (in Telerik.WinControls.RadDock.dll) Version: 2013.1.321.40 (2013.1.321.40)

Syntax

C#
public event DockStateChangingEventHandler DockStateChanging

Visual Basic
Public Event DockStateChanging As DockStateChangingEventHandler

RadControls for WinForms

Syntax

See Also