Date: 02-16-2022
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created by gbSnippets
'Compilable Example: (Jose Includes)
'Feb 2003 thread: http://www.powerbasic.com/support/pbforums/showthread.php?t=23690 lvdemo.zip file example
'Jun 2009 thread: http://www.powerbasic.com/support/pbforums/showthread.php?t=40798&highlight=listview+sort+icons
'Jun 2009 comment by Bob Mechler on problem with right-aligned listview columns
#Compiler PBWin 9, PBWin 10
#Compile EXE
#Dim All
%Unicode=1
#Include "Win32API.inc"
#Include "CommCtrl.inc"
#Resource Icon up "sortascending.ico"
#Resource Icon down "sortdescending.ico"
%IDC_ListView = 400
Global hDlg, hListView, hImageList, hHeader As Dword, SortDirection As Long
Function PBMain() As Long
Dialog New Pixels, 0, "ListView Sort Arrows",300,300,200,220, %WS_OverlappedWindow To hDlg
CreateListView
Dialog Show Modal hDlg Call DlgProc
End Function
CallBack Function DlgProc() As Long
Local LVData As NM_ListView
Select Case Cb.Msg
Case %WM_Notify
Select Case Cb.NmId
Case %IDC_ListView
Select Case Cb.NmCode
Case %LVN_ColumnClick
Type Set LVData = Cb.NmHdr$(SizeOf(LVData))
SortDirection = SortDirection Xor 1
If SortDirection Then
ListView Sort hDlg, %IDC_ListView, LVData.iSubItem+1, Ascend
Else
ListView Sort hDlg, %IDC_ListView, LVData.iSubItem+1, Descend
End If
SetHeaderIconsOnRight LVData.iSubItem
End Select
End Select
End Select
End Function
Sub CreateListView
Local i As Long
'create control
Control Add ListView, hDlg, %IDC_ListView,"", 10,10,380,200
Control Handle hDlg, %IDC_ListView To hListView
ListView Set StyleXX hDlg, %IDC_ListView, %LVS_Ex_CheckBoxes Or %LVS_Ex_GridLines Or %LVS_Ex_FullRowSelect
ListView Insert Column hDlg, %IDC_ListView, 1, "Col1", 100, 0
ListView Insert Column hDlg, %IDC_ListView, 2, "Col2", 200, 0
'create imagelist
ImageList New Icon 16,16,24,3 To hImageList
ImageList Add Icon hImageList, "up"
ImageList Add Icon hImageList, "down"
'sample data
For i = 10 To 1 Step -1 : ListView Insert Item hDlg, %IDC_ListView, 10,0, "Row " + Format$(i,"00") : Next i
For i = 1 To 10 : ListView Set Text hDlg, %IDC_ListView, i, 2, Format$(Rnd(i,99),"00") : Next i
'assign imagelist to header
hHeader = ListView_GetHeader(hListView)
Header_SetImageList hHeader, hImagelist
End Sub
Sub old_SetHeaderIcons(ByVal iActiveColumn As Integer)
Local i, iAlignRight As Integer, hdi As HD_ITEM
For i = 0 To Header_GetItemCount(hHeader) - 1
hdi.mask = %HDI_FORMAT Or %HDI_IMAGE
Header_GetItem hHeader, i+1, hdi
iAlignRight = (hdi.fmt = %HDF_RIGHT)
hdi.fmt = %HDF_STRING Or (iAlignRight And %HDF_RIGHT)
If i = iActiveColumn Then
hdi.fmt = hdi.fmt Or %HDF_IMAGE Or ((iAlignRight = %FALSE) And %HDF_BITMAP_ON_RIGHT)
End If
hdi.iImage = SortDirection
Header_SetItem(hHeader, i, hdi)
Next
End Sub
Sub SetHeaderIconsOnRight(ByVal iActiveColumn As Integer)
Local i, iAlignRight As Integer, hdi As HD_ITEM
For i = 0 To Header_GetItemCount(hHeader) - 1
hdi.mask = %HDI_FORMAT Or %HDI_IMAGE
hdi.fmt = %HDF_String Or %HDF_Image Or %HDF_Bitmap_On_Right
If i = iActiveColumn Then hdi.iImage = SortDirection Else hdi.iImage = 3
Header_SetItem(hHeader, i, hdi)
Next
End Sub
Sub SetHeaderIconsOnLeft(ByVal iActiveColumn As Integer)
Local i, iAlignRight As Integer, hdi As HD_ITEM
For i = 0 To Header_GetItemCount(hHeader) - 1
hdi.mask = %HDI_FORMAT Or %HDI_IMAGE
hdi.fmt = %HDF_String Or %HDF_Image 'left is the default
If i = iActiveColumn Then hdi.iImage = SortDirection Else hdi.iImage = 3
Header_SetItem(hHeader, i, hdi)
Next i
End Sub
'gbs_00986
'Date: 03-10-2012
http://www.garybeene.com/sw/gbsnippets.htm