Prevents updating of the control until the EndUpdate function is called
#include <GuiTreeView.au3>
_GUICtrlTreeView_BeginUpdate ( $hWnd )
$hWnd | Control ID/Handle to the control |
Success: | True. |
Failure: | False. |
#include <GUIConstantsEx.au3>
#include <GuiTreeView.au3>
#include <WindowsConstants.au3>
Example()
Func Example()
Local $idTreeView
Local $iStyle = BitOR($TVS_EDITLABELS, $TVS_HASBUTTONS, $TVS_HASLINES, $TVS_LINESATROOT, $TVS_DISABLEDRAGDROP, $TVS_SHOWSELALWAYS, $TVS_CHECKBOXES)
GUICreate("TreeView Begin Update", 400, 300)
$idTreeView = GUICtrlCreateTreeView(2, 2, 396, 268, $iStyle, $WS_EX_CLIENTEDGE)
GUISetState(@SW_SHOW)
_GUICtrlTreeView_BeginUpdate($idTreeView)
For $x = 1 To 100
_GUICtrlTreeView_Add($idTreeView, 0, StringFormat("[%02d] New Item", $x))
Next
_GUICtrlTreeView_EndUpdate($idTreeView)
; Loop until the user exits.
Do
Until GUIGetMsg() = $GUI_EVENT_CLOSE
GUIDelete()
EndFunc ;==>Example