Not a Member Yet,
Click here to Register
How do you like the new design?
It's cool, great job
[tally: 70%] 70%
It's okay
[tally: 20%] 20%
Its OK but I liked the old layout better
[tally: 0%] 0%
Please bring the old one back
[tally: 10%] 10%

votes: 10

ID: 293
Viewed: 2480
Added: Jul 26, 2002
Snippet uploaded by: snippet
Written By: unknown
Demo: Sorry, no demo

User Rated at: 0 Stars
Rate This:

Thank you for your vote. Please wait...

It appears you already voted for this snippet

It appears your vote value was empty

' Very fast Clearing of treeview control - Place this where required

Highlight all by clicking in box
' Constants / Declarations - Change Public / Private as required
Public Const TV_FIRST As Long = &H1100
Public Const TVM_GETNEXTITEM As Long = (TV_FIRST + 10)
Public Const TVM_DELETEITEM As Long = (TV_FIRST + 1)
Public Const TVGN_ROOT As Long = &H0
Public Const WM_SETREDRAW As Long = &HB

Public Declare Function SendMessageLong Lib "user32" Alias "SendMessageA" (ByVal hwnd As Long, ByVal msg As Long, ByVal wParam As Long, ByVal lParam As Long) As Long

Highlight All
Private Sub ClearTreeView(ByVal tvHwnd As Long)
Dim lNodeHandle As Long
' Turn off redrawing on the Treeview for more speed improvements
SendMessageLong tvHwnd, WM_SETREDRAW, False, 0

lNodeHandle = SendMessageLong (tvHwnd, TVM_GETNEXTITEM, TVGN_ROOT, 0)
If lNodeHandle > 0 Then
SendMessageLong tvHwnd, TVM_DELETEITEM, 0, lNodeHandle
Exit Do
End If

SendMessageLong tvHwnd, WM_SETREDRAW, True, 0
End Sub

No Comments to show

Please completely fill out the form below if you want to review this snippet. All reviews are subject to validation.

Replying to a Comment...

Adding your comment. Please wait...

Thanks for adding your comment!. After further review it will be added.

There was a problem adding your comment. Please try again.

Please complete all the fields in the form before sending.

© 2002 - 2018 All Rights Reserved. Conditions