在CXXXDialog中聲明下列靜態變數:
static int CALLBACK MyListCompare(LPARAM lParam1, LPARAM lParam2, LPARAM lParamSort);
static DWORD m_SortColum;
static BOOL m_bAs;
初始化:
DWORD CXXXDialog::m_SortColum = 0;
BOOL CXXXDialog::m_bAs = TRUE;
///全域函數,比較兩個項目的依據
int CALLBACK CXXXDialog::MyListCompare(LPARAM lParam1, LPARAM lParam2, LPARAM lParamSort)
{
//通過傳遞的參數來得到CSortList對象指標,從而得到排序方式
CListCtrl* pListCtrl = (CListCtrl*) lParamSort;
//通過ItemData來確定資料
int iCompRes;
CString szComp1 = pListCtrl->GetItemText(lParam1,m_SortColum);
CString szComp2 = pListCtrl->GetItemText(lParam2,m_SortColum);
switch(m_SortColum)
{
case(0):
//以第一列為根據排序 編號
iCompRes=atof(szComp1) <=atof(szComp2)?-1:1;
break;
case(3):
//以第5列為根據排序 總次數
iCompRes=atof(szComp1) <=atof(szComp2)?-1:1;
break;
default:
iCompRes=szComp1.Compare(szComp2);
break;
}
//根據當前的排序方式進行調整
if(m_bAs)
return iCompRes;
else
return -iCompRes;
}
響應訊息:
void CXXXDialog::OnColumnclickListTopicSelect(NMHDR* pNMHDR, LRESULT* pResult)
{
NM_LISTVIEW* pNMListView = (NM_LISTVIEW*)pNMHDR;
m_SortColum = pNMListView->iSubItem;
m_bAs=!m_bAs;//升序還是降序
int count = m_ctrlSelectList.GetItemCount(); //行數
for (int i=0; i<count; i++)
{
m_ctrlSelectList.SetItemData(i,i); //必須在SortItems前調用
}
m_ctrlSelectList.SortItems(MyListCompare, (LPARAM) &m_ctrlSelectList);
*pResult = 0;
}