NavigationPaneExpansionMode Enumeration

Constants which define the different values for the UltraExplorerBar.NavigationPaneExpansionMode property.

Syntax

Visual Basic

'Declaration
 
Public Enum NavigationPaneExpansionMode 
   Inherits System.Enum

C#

public enum NavigationPaneExpansionMode : System.Enum 

Members

Member	Description
None	The navigation pane cannot be expanded or collapsed.
OnButtonClick	The navigation pane's expanded state is toggled when the NavigationPaneExpansionButtonUIElement is clicked.
OnButtonClickOrSizeChanged	Combines the OnButtonClick and OnSizeChanged settings; the navigation pane's expanded state is changed when the NavigationPaneExpansionButtonUIElement is clicked or when the control's width crosses the UltraExplorerBar.NavigationPaneExpansionThreshold.
OnSizeChanged	The navigation pane is expanded or collapsed when the width of the UltraExplorerBar exceeds or falls below the value specified by the UltraExplorerBar.NavigationPaneExpansionThreshold.

Remarks

The NavigationPaneExpansionMode enumeration is marked with the [Flags] attribute, which means that some of the values can be combined. The following table outlines the significance of each individual setting as it relates to whether the expansion button is displayed, and also under which circumstances the value of the UltraExplorerBar.NavigationPaneExpandedState property is changed:

Constant	Button displayed?	Expanded state changed
None	No	Never; the expanded state is always "Expanded'.
OnButtonClick	Yes	Only when the navigation pane expansion button is clicked by the end user.
OnSizeChanged	No	Only when the control's width crosses the expansion threshold.
OnButtonClickOrSizeChanged	Yes	When the navigation pane expansion button is clicked by the end user, or when the control's width crosses the expansion threshold.