Tries to get a global Visual Studio service of the specified type that implements the specified interface.
Namespace: Microsoft.VisualStudio.Data.Core
Assembly: Microsoft.VisualStudio.Data.Core (in Microsoft.VisualStudio.Data.Core.dll)
Syntax
'宣言
Function TryGetService(Of TService, TInterface) As TInterface
'使用
Dim instance As IVsDataHostService
Dim returnValue As TInterface
returnValue = instance.TryGetService()
TInterface TryGetService<TService, TInterface>()
generic<typename TService, typename TInterface>
TInterface TryGetService()
JScript does not support generic types or methods.
Type Parameters
TService
TInterface
Return Value
Type: TInterface
The service instance, if found; otherwise, a null reference (Nothing in Visual Basic).
Remarks
This method should be called for services that are optional or not known to always be present.
Examples
The following code demonstrates calling this method to retrieve a standard Visual Studio global service, using a separate service type and interface type.
using System;
using Microsoft.VisualStudio.Data.Core;
using Microsoft.VisualStudio.Shell.Interop;
public class DdexHostSvcExample10
{
public static IVsUIShell GetIVsUIShell(IVsDataHostService hostService)
{
return hostService.TryGetService<SVsUIShell, IVsUIShell>();
}
}
Permissions
- 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.