PdfOutlinesExpandCollapseTopLevelCommand.UpdateUIState(ICommandUIState) Method
Anticipates a command’s execution, by assigning a new status to the command in the context of its current applicability to the application user interface.
Namespace: DevExpress.XtraPdfViewer.Commands
Assembly: DevExpress.XtraPdfViewer.v24.2.dll
NuGet Package: DevExpress.Win.PdfViewer
#Declaration
public override void UpdateUIState(
ICommandUIState state
)
#Parameters
Name | Type | Description |
---|---|---|
state | ICommand |
An object implementing the ICommand |
#Remarks
Before assessing the availability of a command, restore its default status against the overall context of the application user interface (imposed by the Command.CreateDefaultCommandUIState method), using the UpdateUIState method.
To evaluate the current applicability of a command, check the ICommandUIState property values.
Next, trigger a command’s execution by calling the PdfViewerCommand.ForceExecute method.