GrapeCity.Documents.Pdf.Layers.ViewState.SetLayersUIState

SetLayersUIState Method

SetLayersUIState(bool?, params object[])

Sets the visibility of one or more layers in the context of an end-user UI. The layers array can contain layer names (strings) or OptionalContentGroup references. The state is interpreted as follows:

true: the user explicitly made the layers visible.
false: the user explicitly made the layers hidden.
null: the user did not change the visibility of the layers.

Declaration

public void SetLayersUIState(bool? state, params object[] layers)

Public Sub SetLayersUIState(state As Boolean?, ParamArray layers As Object())

Parameters

Type	Name	Description
bool?	state	The desired state of the layer.
object[]	layers	The array of layer names or OptionalContentGroup objects.

SetLayersUIState Method