OPCHDA.NET Reference Manual
ShowHDABrowseTreeList Constructor
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OpcHDAWrapperUA.Net4 Assembly > OPCHDA.NET Namespace > ShowHDABrowseTreeList Class : ShowHDABrowseTreeList Constructor

brw
HDA server browser object to be used. Each HDA browser has a set of filter that are defined when the browser object is created.
tvBranches
Forms TreeView dialog where the browse result is displayed.
lvItems
The leafs of the selected branch are displayed in this Forms ListView control

Glossary Item Box

Constructor. An object is created for the given OPCHDABrowser and TreeView/ListView dialogs. No OPC server access is done in this constructor. The Show() method must be called to browse the server and display the result.
A mouse handler is installed for the specified TreeView control. The OneLevelBrowseMode is selected. Initially only the root level is browsed. The mouse handler browses the branches whenever a branch is selected for the first time.
The default browse ImageList is assigned to the TreeView/ListView control.

Syntax

Visual Basic (Declaration) 
Public Function New( _
   ByVal brw As OPCHDABrowser, _
   ByVal tvBranches As TreeView, _
   ByVal lvItems As ListView _
)
C# 
public ShowHDABrowseTreeList( 
   OPCHDABrowser brw,
   TreeView tvBranches,
   ListView lvItems
)

Parameters

brw
HDA server browser object to be used. Each HDA browser has a set of filter that are defined when the browser object is created.
tvBranches
Forms TreeView dialog where the browse result is displayed.
lvItems
The leafs of the selected branch are displayed in this Forms ListView control

Requirements

Target Platforms: Windows 7/8/10, Windows Server 2008/2012/2016, .NET 4.x

See Also

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