VCFilter.CanAddFilter Method
Returns true if the specified filter can be added as a top-level filter or as a subfilter to the current filter.
Namespace: Microsoft.VisualStudio.VCProjectEngine
Assembly: Microsoft.VisualStudio.VCProjectEngine (in Microsoft.VisualStudio.VCProjectEngine.dll)
Syntax
'宣告
Function CanAddFilter ( _
Filter As String _
) As Boolean
bool CanAddFilter(
string Filter
)
bool CanAddFilter(
[InAttribute] String^ Filter
)
abstract CanAddFilter :
Filter:string -> bool
function CanAddFilter(
Filter : String
) : boolean
Parameters
- Filter
Type: System.String
Required. The new filter to be added. The filter name must be unique within the current scope and valid.
Return Value
Type: System.Boolean
true if the filter can be added; otherwise false.
Remarks
See How to: Compile Example Code for Project Model Extensibility for information about how to compile and run this example.
Examples
The following example uses CanAddFilter in the integrated development environment (IDE):
' Macro code.
' add reference to Microsoft.VisualStudio.VCProjectEngine
Imports EnvDTE
Imports Microsoft.VisualStudio.VCProjectEngine
Public Module Module1
Sub Test()
Dim mycollection As IVCCollection
Dim filter As VCFilter
Dim prj As VCProject
Dim ret As Boolean
prj = DTE.Solution.Projects.Item(1).Object
mycollection = prj.Filters
'mycollection.Count has count of files
filter = mycollection.Item(1)
MsgBox(filter.ItemName)
ret = filter.CanAddFilter("somename")
MsgBox(ret)
End Sub
End Module
.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.