ExtensionContextExtensions.AtLeastOneSelected<T1, T2> Method (IVsSelectionContext)

Helper returning true if the selection contains at least an element of type T1 or T2.

Namespace:  Microsoft.VisualStudio.Modeling.Diagrams.ExtensionEnablement
Assembly:  Microsoft.VisualStudio.Modeling.Sdk.Diagrams.11.0 (in Microsoft.VisualStudio.Modeling.Sdk.Diagrams.11.0.dll)

Syntax

'Declaration
<ExtensionAttribute> _
Public Shared Function AtLeastOneSelected(Of T1 As Class, T2 As Class) ( _
    context As IVsSelectionContext _
) As Boolean

public static bool AtLeastOneSelected<T1, T2>(
    this IVsSelectionContext context
)
where T1 : class 
where T2 : class

[ExtensionAttribute]
public:
generic<typename T1, typename T2>
where T1 : ref class 
where T2 : ref class 
static bool AtLeastOneSelected(
    IVsSelectionContext^ context
)

static member AtLeastOneSelected : 
        context:IVsSelectionContext -> bool   when 'T1 : not struct when 'T2 : not struct

JScript does not support generic types or methods.

Type Parameters

• T1
  Type of the element to look for

• T2
  Type of the element to look for, alternatively

Parameters

• context
  Type: Microsoft.VisualStudio.Modeling.Diagrams.ExtensionEnablement.IVsSelectionContext

Return Value

Type: Boolean

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IVsSelectionContext. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).

.NET Framework Security

• Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.

See Also

Reference

ExtensionContextExtensions Class

AtLeastOneSelected Overload

Microsoft.VisualStudio.Modeling.Diagrams.ExtensionEnablement Namespace