Causes the list-view control to allocate memory for the specified number of items.
#Include <GuiListView.au3>
_GUICtrlListViewSetItemCount($h_listview, $i_items)
Parameters
$h_listbox | control id/control hWnd |
$i_items | Number of items that the list-view control will ultimately contain. |
Return Value
Returns nonzero if successful, or zero otherwise.
Remarks
Causes the control to allocate its internal data structures for the specified number of items.
Related
None.
Example
#include <GuiConstants.au3>
#include <GuiListView.au3>
opt('MustDeclareVars', 1)
Dim $listview, $button, $msg, $i, $ret, $s_item
GUICreate("ListView Set Item Count", 392, 254)
$listview = GUICtrlCreateListView("col1|col2|col3|col4", 100, 10, 200, 100, BitOR($LVS_SINGLESEL, $LVS_SHOWSELALWAYS, $LVS_NOSORTHEADER))
GUICtrlSendMsg($listview, $LVM_SETEXTENDEDLISTVIEWSTYLE, $LVS_EX_GRIDLINES, $LVS_EX_GRIDLINES)
GUICtrlSendMsg($listview, $LVM_SETEXTENDEDLISTVIEWSTYLE, $LVS_EX_FULLROWSELECT, $LVS_EX_FULLROWSELECT)
GUICtrlSendMsg($listview, $LVM_SETEXTENDEDLISTVIEWSTYLE, $LVS_EX_HEADERDRAGDROP, $LVS_EX_HEADERDRAGDROP)
$button = GUICtrlCreateButton("Add Items", 150, 120, 90, 30)
_GUICtrlListViewSetItemCount($listview, 20)
GUISetState()
While 1
$msg = GUIGetMsg()
Select
Case $msg = $GUI_EVENT_CLOSE
ExitLoop
Case $msg = $button
For $i = 0 To 19
$s_item = $i & "|" & $i & "|" & $i & "|" & $i
GUICtrlCreateListViewItem($s_item, $listview)
Next
EndSelect
WEnd