reactos/base/applications/msconfig_new/comctl32ex/listview.c

86 lines
2.6 KiB
C

/*
* PROJECT: ReactOS Applications
* LICENSE: LGPL - See COPYING in the top level directory
* FILE: base/applications/msconfig_new/comctl32ex/listview.c
* PURPOSE: List-View helper functions.
* COPYRIGHT: Copyright 2011-2012 Hermes BELUSCA - MAITO <hermes.belusca@sfr.fr>
*/
#include "precomp.h"
#include "listview.h"
///////////// ListView Sorting /////////////
typedef struct __tagSort
{
HWND hList;
int nClickedColumn;
BOOL bSortAsc;
} Sort, *PSort;
int CALLBACK
SortListView(LPARAM lItemParam1,
LPARAM lItemParam2,
LPARAM lPSort_S)
{
PSort pSort = (PSort)lPSort_S;
int iItem1 = (int)lItemParam1;
int iItem2 = (int)lItemParam2;
WCHAR strItem1[MAX_VALUE_NAME];
WCHAR strItem2[MAX_VALUE_NAME];
ListView_GetItemText(pSort->hList, iItem1, pSort->nClickedColumn, strItem1, MAX_VALUE_NAME);
ListView_GetItemText(pSort->hList, iItem2, pSort->nClickedColumn, strItem2, MAX_VALUE_NAME);
// StrCmpLogicalW helps in comparing numbers intelligently, 10 is greater that 2, other
// wise string comparison will always return 2 is greater that 10...
return ( pSort->bSortAsc ? StrCmpLogicalW(strItem1, strItem2) : StrCmpLogicalW(strItem2, strItem1) );
}
BOOL
ListView_SortEx(HWND hListView,
int iSortingColumn,
int iSortedColumn)
{
HWND hHeader;
HDITEM hColumn;
BOOL bSortAsc;
Sort sort;
if (GetWindowLongPtr(hListView, GWL_STYLE) & LVS_NOSORTHEADER)
return TRUE;
hHeader = ListView_GetHeader(hListView);
SecureZeroMemory(&hColumn, sizeof(hColumn));
if ( (iSortedColumn != -1) && (iSortedColumn != iSortingColumn) )
{
hColumn.mask = HDI_FORMAT | HDI_LPARAM;
Header_GetItem(hHeader, iSortedColumn, &hColumn);
hColumn.fmt &= ~HDF_SORTUP & ~HDF_SORTDOWN;
hColumn.lParam = 0; // 0: deactivated, 1: false, 2: true.
Header_SetItem(hHeader, iSortedColumn, &hColumn);
}
hColumn.mask = HDI_FORMAT | HDI_LPARAM;
Header_GetItem(hHeader, iSortingColumn, &hColumn);
bSortAsc = !(hColumn.lParam == 2); // 0: deactivated, 1: false, 2: true.
hColumn.fmt &= (bSortAsc ? ~HDF_SORTDOWN : ~HDF_SORTUP );
hColumn.fmt |= (bSortAsc ? HDF_SORTUP : HDF_SORTDOWN);
hColumn.lParam = (LPARAM)(bSortAsc ? 2 : 1);
Header_SetItem(hHeader, iSortingColumn, &hColumn);
/* Sort the list */
sort.bSortAsc = bSortAsc;
sort.hList = hListView;
sort.nClickedColumn = iSortingColumn;
return ListView_SortItemsEx(hListView, SortListView, (LPARAM)&sort);
}
//////////////////////////////////////////////
/* EOF */