Virtual mode browse handling.
Called only from the Professional edition generic server when BrowseMode VIRTUAL is configured in the GetServerParameters() implementation.
Change the current browse branch to the specified branch in virtual address space.
This method has to be implemented accordint the OPC DA V2 specification.
Syntax
| Visual Basic (Usage) |  Copy Code |
|---|---|
Dim instance As GenericServer Dim dwBrowseDirection As Integer Dim Position As String Dim currBranch As String Dim value As Integer value = instance.BrowseChangePosition(dwBrowseDirection, Position, currBranch) | |
| C# | |
|---|---|
public int BrowseChangePosition( int dwBrowseDirection, string Position, ref string currBranch ) | |
Parameters
- dwBrowseDirection
- browse to, up or down
- Position
- new absolute or relative branch
- currBranch
- current branch for the calling client
Return Value
HRESULT error codeRequirements
Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2