uItem1 = ListView_GetItemState(hwndLV, nItem1, LVIS_FOCUSED | LVIS_SELECTED);
	uItem2 = ListView_GetItemState(hwndLV, nItem2, LVIS_FOCUSED | LVIS_SELECTED);

	ListView_SetItemText(hwndLV, nItem1, 0, szTitle2);
	ListView_SetItemText(hwndLV, nItem2, 0, szTitle1);
	ListView_SetItemState(hwndLV, nItem1, uItem2, LVIS_FOCUSED | LVIS_SELECTED);
	ListView_SetItemState(hwndLV, nItem2, uItem1, LVIS_FOCUSED | LVIS_SELECTED);
}

BOOL CPpcMainWnd::UpFile(int nIndex)
{
	if (nIndex <= 0)
		return FALSE;

	FILEINFO* p1 = (FILEINFO*)m_pListFile->GetAt(nIndex);
	FILEINFO* p2 = (FILEINFO*)m_pListFile->GetAt(nIndex - 1);
	if (!p1 || !p2)
		return FALSE;

	m_pListFile->SetAt(nIndex - 1, (DWORD)p1);
	m_pListFile->SetAt(nIndex, (DWORD)p2);

	ExchangeItem(m_hwndLV, nIndex - 1, nIndex);

	if (m_nCurrent == nIndex)
		m_nCurrent--;
	else if (m_nCurrent == nIndex - 1)
		m_nCurrent++;

	UpdateTrack();
	return TRUE;
}

BOOL CPpcMainWnd::DownFile(int nIndex)
{
	if (nIndex >= m_pListFile->GetCount() - 1)
		return FALSE;

	FILEINFO* p1 = (FILEINFO*)m_pListFile->GetAt(nIndex);
	FILEINFO* p2 = (FILEINFO*)m_pListFile->GetAt(nIndex + 1);
	if (!p1 || !p2)
		return FALSE;

	m_pListFile->SetAt(nIndex + 1, (DWORD)p1);
	m_pListFile->SetAt(nIndex, (DWORD)p2);

	ExchangeItem(m_hwndLV, nIndex + 1, nIndex);

	if (m_nCurrent == nIndex)
		m_nCurrent++;
	else if (m_nCurrent == nIndex + 1)
		m_nCurrent--;

	UpdateTrack();
	return TRUE;
}
BOOL CPpcMainWnd::DeleteFile(int nIndex)
{
	if (!m_pListFile->RemoveAt(nIndex))
		return FALSE;

	ListView_DeleteItem(m_hwndLV, nIndex);
	
	if (!m_pListFile->GetCount()) {
		Close();
		m_nCurrent = OPEN_NONE;
		InvalidateRect(m_hWnd, NULL, TRUE);
		UpdateWindow(m_hWnd);
	}
	else if (m_nCurrent == nIndex) {
		Stop();
		
		UpdateTime();
		UpdateStatus();
		m_nCurrent = OPEN_NONE;

		Open(m_pListFile->GetCount() - 1 < nIndex ? 0 : nIndex);
	}
	else if (m_nCurrent > nIndex) {
		m_nCurrent--;
		UpdateTrack();
	}
	return TRUE;
}

void CPpcMainWnd::DeleteAllFile()
{
	Stop();
	Close();

	m_nCurrent = OPEN_NONE;
	for (int i = 0; i < m_pListFile->GetCount(); i++) {
		FILEINFO* pInfo = (FILEINFO*)m_pListFile->GetAt(i);
		delete pInfo;
	}
	m_pListFile->RemoveAll();
	ListView_DeleteAllItems(m_hwndLV);

	InvalidateRect(m_hWnd, NULL, TRUE);
	UpdateWindow(m_hWnd);
}

void CPpcMainWnd::SortFile(int nSort)
{
#define CURRENT_MASK	0x8000
	int i, nFocus = -1;
	FILEINFO* p;
	TCHAR szTitle[MAX_PATH];

	for (i = 0; i < m_pListFile->GetCount(); i++) {
		p = (FILEINFO*)m_pListFile->GetAt(i);
		p->dwUser = (i == m_nCurrent) ? CURRENT_MASK : 0;
		p->dwUser |= ListView_GetItemState(m_hwndLV, i, LVIS_FOCUSED | LVIS_SELECTED);
	}

	m_pListFile->Sort(SortCompareProc, nSort);
	for (i = 0; i < m_pListFile->GetCount(); i++) {
		p = (FILEINFO*)m_pListFile->GetAt(i);
		if (p->dwUser & CURRENT_MASK)
			m_nCurrent = i;
		GetTitle(i, szTitle);
		ListView_SetItemText(m_hwndLV, i, 0, szTitle);
		ListView_SetItemState(m_hwndLV, i, p->dwUser, LVIS_FOCUSED | LVIS_SELECTED);
		if (p->dwUser &LVIS_FOCUSED)
			nFocus = i;
	}
	if (nFocus != -1)
		ListView_EnsureVisible(m_hwndLV, nFocus, FALSE);

	UpdateTrack();
}

void CPpcMainWnd::OnFileUp()
{
	if (!ListView_GetSelectedCount(m_hwndLV))
		return;

	int nCount = ListView_GetItemCount(m_hwndLV);
	if (ListView_GetItemState(m_hwndLV, 0, LVIS_SELECTED))
		return;

	for (int i = 1; i < nCount; i++) {
		if (ListView_GetItemState(m_hwndLV, i, LVIS_SELECTED))
			UpFile(i);
	}
}

void CPpcMainWnd::OnFileDown()
{
	if (!ListView_GetSelectedCount(m_hwndLV))
		return;

	int nCount = ListView_GetItemCount(m_hwndLV);
	if (ListView_GetItemState(m_hwndLV, nCount - 1, LVIS_SELECTED))
		return;

	for (int i = nCount - 2; i >= 0; i--) {
		if (ListView_GetItemState(m_hwndLV, i, LVIS_SELECTED))
			DownFile(i);
	}
}

void CPpcMainWnd::OnFileDelete()
{
	int i;

	if (!ListView_GetSelectedCount(m_hwndLV))
		return;

	int nCount = ListView_GetItemCount(m_hwndLV);
	for (i = nCount - 1; i >= 0; i--) {
		if (ListView_GetItemState(m_hwndLV, i, LVIS_SELECTED))
			DeleteFile(i);
	}

	nCount = ListView_GetItemCount(m_hwndLV);
	for (i = 0; i < nCount; i++) {
		if (ListView_GetItemState(m_hwndLV, i, LVIS_FOCUSED)) {
			ListView_SetItemState(m_hwndLV, i, LVIS_SELECTED, LVIS_SELECTED);
			break;
		}
	}
}

void CPpcMainWnd::OnFileDeleteAll()
{
	m_fNoListRedraw = TRUE;
	SendMessage(m_hwndLV, WM_SETREDRAW, 0, 0);
	int nCount = ListView_GetItemCount(m_hwndLV);
	for (int i = nCount - 1; i >= 0; i--)
		DeleteFile(i);
	SendMessage(m_hwndLV, WM_SETREDRAW, 1, 0);
	m_fNoListRedraw = FALSE;
}

void CPpcMainWnd::OnPlaySelected()
{
	OnListViewDblClk(NULL);
}

void CPpcMainWnd::OnListViewReturn(NMHDR* pnmh)
{
	// 僶僢僋儔僀僩惂屼埲奜偱
	// 帺摦僶僢僋儔僀僩ON惂屼偑桳岠偺偲偒
	if (((CPpcOptions*)m_pOptions)->m_fDispAutoOn) {
		TurnOnDisplay();
		m_fDisplay = TRUE;

		InvalidateRect(m_hWnd, NULL, TRUE);
		UpdateWindow(m_hWnd);
	}

	if (!ListView_GetSelectedCount(m_hwndLV))
		return;

	int nCount = ListView_GetItemCount(m_hwndLV);
	for (int i = 0; i < nCount; i++) {
		if (ListView_GetItemState(m_hwndLV, i, LVIS_FOCUSED)) {
			Play(i);
			break;
		}
	}
}

void CPpcMainWnd::OnListViewKeyDown(NMHDR* pnmh)
{
	// 僶僢僋儔僀僩惂屼埲奜偱
	// 帺摦僶僢僋儔僀僩ON惂屼偑桳岠偺偲偒
	if (((CPpcOptions*)m_pOptions)->m_fDispAutoOn)  {
		TurnOnDisplay();
		m_fDisplay = TRUE;

		InvalidateRect(m_hWnd, NULL, TRUE);
		UpdateWindow(m_hWnd);
	}

	if (((LPNMLVKEYDOWN)pnmh)->wVKey == 'Q' && (GetAsyncKeyState(VK_CONTROL) & 0x8000))
		PostMessage(m_hWnd, WM_CLOSE, 0, 0);
}

void CPpcMainWnd::OnListViewDblClk(NMHDR* pnmh)
{
	if (!ListView_GetSelectedCount(m_hwndLV))
		return;

	int nCount = ListView_GetItemCount(m_hwndLV);
	for (int i = 0; i < nCount; i++) {
		if (ListView_GetItemState(m_hwndLV, i, LVIS_FOCUSED)) {
			Play(i);
			break;
		}
	}
}

void CPpcMainWnd::OnListViewBeginDrag(NMHDR* pnmh)
{
	NMLISTVIEW* pnmlv = (NMLISTVIEW*)pnmh;

	SetCapture(m_hWnd);
	m_fListDrag = TRUE;
	m_nListDragItem = pnmlv->iItem;
}

void CPpcMainWnd::OnListViewConextMenu(NMHDR* pnmh)
{
	NMRGINFO* pnmri = (NMRGINFO*)pnmh;

	int nCount = ListView_GetSelectedCount(m_hwndLV);
	if (nCount) {
		HMENU hMenu, hSub;
		hMenu = LoadMenu(GetInst(), (LPCTSTR)IDR_POPUP);
		if (nCount == 1)
			hSub = GetSubMenu(hMenu, IDM_SUBMENU_SEL0);
		else
			hSub = GetSubMenu(hMenu, IDM_SUBMENU_SEL1);
		TrackPopupMenu(hSub, TPM_LEFTALIGN | TPM_TOPALIGN, 
						pnmri->ptAction.x, pnmri->ptAction.y, 0, m_hWnd, NULL);
		DestroyMenu(hMenu);
	}
}

void CPpcMainWnd::OnMsgStatus(MAP_STATUS status, BOOL fError)
{
	CMainWnd::OnMsgStatus(status, fError);

	if (status == MAP_STATUS_PLAY) {
		TCHAR szText[MAX_PATH];
		TCHAR szTitle[MAX_PATH];

		ListView_GetItemText(m_hwndLV, m_nCurrent, 0, szText, MAX_PATH);
		GetTitle(m_nCurrent, szTitle);

		if (_tcscmp(szTitle, szText) != 0)
			ListView_SetItemText(m_hwndLV, m_nCurrent, 0, szTitle);
	}
}

void CPpcMainWnd::DrawTitle(HDC hDC)
{
	if (m_fDrawHold) {
		RECT rc = {TITLE_LEFT, m_nTitleTop, 
			TITLE_LEFT + m_nTitleWidth, m_nTitleTop + m_nTitleHeight};

		CTempStr str(m_fHold ? IDS_MSG_HOLD_ON : IDS_MSG_HOLD_OFF);
		COLORREF crBk = SetTextColor(hDC, m_pSkin->GetColor(COLOR_TITLE));
		int nOld = SetBkMode(hDC, TRANSPARENT);
		HFONT hBk = (HFONT)SelectObject(hDC, m_hFntTitle);
		DrawText(hDC, str, -1, &rc, DT_LEFT | DT_BOTTOM | DT_SINGLELINE | DT_NOPREFIX);	
		SetTextColor(hDC, crBk);
		SetBkMode(hDC, nOld);
		SelectObject(hDC, hBk);
	}
	else CMainWnd::DrawTitle(hDC);
}

void CPpcMainWnd::OnPlayPlayStop()
{
	if (MAP_GetStatus(m_hMap) == MAP_STATUS_STOP)
		OnPlayPlayPause();
	else 
		OnPlayStop();
}

BOOL CPpcMainWnd::Open(int nIndex)
{
	m_fDrawHold = FALSE;
	KillTimer(m_hWnd, ID_TIMER_HOLD);

	return CMainWnd::Open(nIndex);
}

void CPpcMainWnd::OnCopyData(COPYDATASTRUCT* pcds)
{
	m_fNoListRedraw = TRUE;
	SendMessage(m_hwndLV, WM_SETREDRAW, 0, 0);
	CMainWnd::OnCopyData(pcds);
	SendMessage(m_hwndLV, WM_SETREDRAW, 1, 0);
	m_fNoListRedraw = FALSE;

	InvalidateRect(m_hwndLV, NULL, FALSE);
	UpdateWindow(m_hwndLV);
}

void CPpcMainWnd::OnFileFind()
{
	m_fNoListRedraw = TRUE;
	SendMessage(m_hwndLV, WM_SETREDRAW, 0, 0);
	CMainWnd::OnFileFind();
	SendMessage(m_hwndLV, WM_SETREDRAW, 1, 0);
	m_fNoListRedraw = FALSE;

	InvalidateRect(m_hwndLV, NULL, FALSE);
	UpdateWindow(m_hwndLV);
}

#define FILE_BUFF_LEN 2048
BOOL CPpcMainWnd::OpenMediaFile(BOOL fAdd, HWND hwndParent)
{
	if (m_fShowOpenDlg)
		return FALSE;

	BOOL fRet;
	m_fShowOpenDlg = TRUE;
	CTempStr strTitle(fAdd ? IDS_TITLE_ADD_FILE : IDS_TITLE_OPEN_FILE);
	TCHAR szFile[FILE_BUFF_LEN] = {0};

	OPENFILENAME ofn;
	memset(&(ofn), 0, sizeof(ofn));
	ofn.lStructSize	= sizeof(ofn);
	ofn.hwndOwner   = hwndParent ? hwndParent : m_hWnd;
	ofn.lpstrFile   = szFile;
	ofn.nMaxFile    = FILE_BUFF_LEN;	
	ofn.lpstrTitle  = strTitle;

	BOOL (*gsGetOpenFileName)(OPENFILENAME*) = NULL;
	HINSTANCE hInst = LoadLibrary(_T("gsgetfile.dll"));
	if (hInst) {
		(FARPROC&)gsGetOpenFileName = GetProcAddress(hInst, _T("gsGetOpenFileName"));
	}

	if (gsGetOpenFileName) {
		if (!m_pszOpenFilter) MakeOpenFilter(&m_pszOpenFilter, TRUE);
		ofn.lpstrFilter = m_pszOpenFilter;
		ofn.Flags       = OFN_EXPLORER | OFN_FILEMUSTEXIST | OFN_ALLOWMULTISELECT | OFN_HIDEREADONLY;
		ofn.lpstrInitialDir = ((CPpcOptions*)m_pOptions)->m_szLastDir;
		fRet = gsGetOpenFileName(&ofn);
	}
	else {
		if (!m_pszOpenFilter) MakeOpenFilter(&m_pszOpenFilter, TRUE);
		ofn.lpstrFilter = m_pszOpenFilter;
		ofn.Flags       = OFN_EXPLORER | OFN_FILEMUSTEXIST | OFN_HIDEREADONLY;
		ofn.lpstrInitialDir = ((CPpcOptions*)m_pOptions)->m_szLastDir;
		fRet = GetOpenFileName(&ofn);
	}

	if (hInst) FreeLibrary(hInst);

	m_fShowOpenDlg = FALSE;
	if (!fRet)
		return FALSE;

	m_fNoListRedraw = TRUE;
	SendMessage(m_hwndLV, WM_SETREDRAW, 0, 0);

	// 婛懚偺儕僗僩傪嶍彍
	if (!fAdd) DeleteAllFile();

	// 捛壛
	DWORD dw = GetFileAttributes(szFile);
	if (dw != 0xFFFFFFFF) {
		if (!(dw & FILE_ATTRIBUTE_DIRECTORY)) {
			// single
			if (IsPlayList(szFile))
				LoadPlayList(szFile);
			else 
				AddFile(szFile);
			LPTSTR psz = _tcsrchr(szFile, _T('\\'));
			if (psz) *psz = _T('\0');
				_tcscpy(((CPpcOptions*)m_pOptions)->m_szLastDir, szFile);
		}
		else {
			// multi
			TCHAR szPath[MAX_PATH];

			LPTSTR p = szFile;
			_tcscpy(((CPpcOptions*)m_pOptions)->m_szLastDir, szFile);
			while (TRUE) {
				p += _tcslen(p);
				if (*p != NULL || *(p + 1) == NULL)
					break;

				wsprintf(szPath, _T("%s\\%s"), ((CPpcOptions*)m_pOptions)->m_szLastDir, ++p);
				if (IsPlayList(szPath))
					LoadPlayList(szPath);
				else
					AddFile(szPath);
			}
		}
	}

	SendMessage(m_hwndLV, WM_SETREDRAW, 1, 0);
	m_fNoListRedraw = FALSE;

	InvalidateRect(m_hwndLV, NULL, FALSE);
	UpdateWindow(m_hwndLV);
	return TRUE;
}

void CPpcMainWnd::OpenFirstFile()
{
	CMainWnd::OpenFirstFile();
	if (m_fNoListRedraw)
		SendMessage(m_hwndLV, WM_SETREDRAW, 0, 0);
}