//+---------------------------------------------------------------------------
//
//  Microsoft Windows
//  Copyright (C) Microsoft Corporation, 1997-2001.
//
//  File:       util.h
//
//  Contents:   
//
//----------------------------------------------------------------------------
//	Util.h

extern HINSTANCE g_hInstance;

#ifndef APIERR
	typedef DWORD APIERR;		// Error code typically returned by ::GetLastError()
#endif

/////////////////////////////////////////////////////////////////////
//
// Dummy macros
//
#define INOUT		// Parameter is both input and output
#define IGNORED		// Output parameter is ignored

/////////////////////////////////////////////////////////////////////
//
// Handy macros
//
#define LENGTH(x)			(sizeof(x)/sizeof(x[0]))
#define ZeroInit(pv, cb)	memset(pv, 0, cb)


/////////////////////////////////////////////////////////////////////
int ListView_FindString(HWND hwndListview, LPCTSTR pszTextSearch);
int ListView_GetSelectedItem(HWND hwndListview);
void ListView_SelectItem(HWND hwndListview, int iItem);
void ListView_UnselectItem(HWND hwndListview, int iItem);
void ListView_UnselectAllItems(HWND hwndListview);
void ListView_SetItemImage(HWND hwndListview, int iItem, int iImage);

BOOL FTrimString(INOUT TCHAR szString[]);

/////////////////////////////////////////////////////////////////////
INT_PTR DoDialogBox(
	UINT wIdDialog,
	HWND hwndParent,
	DLGPROC dlgproc,
	LPARAM lParam = 0);

int DoMessageBox(UINT uStringId, UINT uFlags = MB_OK | MB_ICONINFORMATION);

/////////////////////////////////////////////////////////////////////
HKEY RegOpenOrCreateKey(HKEY hkeyRoot, const TCHAR szSubkey[]);
BOOL RegWriteString(HKEY hkey, const TCHAR szKey[], const TCHAR szValue[]);
BOOL RegWriteString(HKEY hkey, const TCHAR szKey[], UINT uStringId);

/////////////////////////////////////////////////////////////////////
HRESULT HrExtractDataAlloc(
	IN IDataObject * pDataObject,
	IN UINT cfClipboardFormat,
	OUT PVOID * ppavData,
	OUT UINT * pcbData = NULL);