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//
// Microsoft Windows Media Technologies
// Copyright (C) Microsoft Corporation, 1999 - 2001. All rights reserved.
//
//
// This workspace contains two projects -
// 1. ProgHelp which implements the Progress Interface
// 2. The Sample application WmdmApp.
//
// ProgHelp.dll needs to be registered first for the SampleApp to run.
#ifndef _UTIL_H
#define _UTIL_H
// Macros
//
#define MemAlloc( dw ) LocalAlloc( LPTR, dw )
#define MemFree( lpv ) { LocalFree( lpv ); lpv = NULL; }
#define ExitOnTrue( f ) if( f ) goto lExit;
#define ExitOnFalse( f ) if( !(f) ) goto lExit;
#define ExitOnNull( x ) if( (x) == NULL ) goto lExit;
#define ExitOnFail( hr ) if( FAILED(hr) ) goto lExit;
#define FailOnTrue( f ) if( f ) goto lErr;
#define FailOnFalse( f ) if( !(f) ) goto lErr;
#define FailOnNull( x ) if( (x) == NULL ) goto lErr;
#define FailOnFail( hr ) if( FAILED(hr) ) goto lErr;
#define SafeRelease( i ) { if( (i) ) i->Release(); i = NULL; }
// Flags for DropListToBuffer
//
typedef enum { LTB_NULL_TERM = 0, LTB_SPACE_SEP = 1,} LIST_TYPE;
// Util functions
//
BOOL CenterWindow( HWND hwnd, HWND hwndRef );VOID BringWndToTop( HWND hwnd );
DWORD GetTheFileSize( LPSTR pszFile );
VOID StripPath( LPSTR szFullPath );LPSTR GetFileName( LPSTR szFullPath );
WPARAM DoMsgLoop( BOOL fForever );VOID UiYield( void );
LPSTR DropListToBuffer( HDROP hDrop, LIST_TYPE listType, UINT *uNumObjs );
VOID SetRegistryParams( HINSTANCE hInst, HKEY hkeyRoot );VOID WriteRegDword(LPSTR szPath, LPSTR szKey, DWORD dwValue);VOID WriteRegDword_StrTbl(UINT uPathID, UINT uKeyID, DWORD dwValue);VOID WriteRegStr(LPSTR szPath, LPSTR szKey, LPSTR szValue);VOID WriteRegStr_StrTbl(UINT uPathID, UINT uKeyID, LPSTR szValue);DWORD GetRegDword(LPSTR szPath, LPSTR szKey, DWORD dwDefault, BOOL bStore);DWORD GetRegDword_StrTbl(UINT uPathID, UINT uKeyID, DWORD dwDefault, BOOL bStore);LPSTR GetRegStr(LPSTR szPath, LPSTR szKey, LPSTR szDefault, BOOL bStore);LPSTR GetRegStr_StrTbl(UINT uPathID, UINT uKeyID, LPSTR szDefault, BOOL bStore);LPSTR GetRegStr_StrTblDefault(UINT uPathID, UINT uKeyID, UINT uDefaultID, BOOL bStore);
HANDLE WaitForMutex( LPSTR pszMutexName, DWORD dwRetryTime, DWORD dwTimeout );
LPSTR FormatBytesToSz( DWORD dwLowBytes, DWORD dwHighBytes, DWORD dwMultiplier, LPSTR psz, size_t cbMax);LPSTR FormatBytesToKB_Sz( DWORD dwBytes, LPSTR pszKB, size_t cbMax );LPSTR FormatKBToKB_Sz( DWORD dwKB, LPSTR pszKB, size_t cbMax );LPSTR FormatKBToMB_Sz( DWORD dwKB, LPSTR pszMB, size_t cbMax );LPSTR FormatSystemTimeToSz( SYSTEMTIME *pSysTime, LPSTR pszDateTime, DWORD cchMax );
LPARAM ListView_GetLParam( HWND hwndListView, INT nItem );LPARAM TreeView_GetLParam( HWND hwndTreeView, HTREEITEM hItem );BOOL TreeView_SetLParam( HWND hwndTreeView, HTREEITEM hItem, LPARAM lParam );
INT GetShellIconIndex( LPCSTR pszItemName, LPTSTR szTypeBuffer, UINT cMaxChars );HICON GetShellIcon( LPCSTR pszItemName, BOOL bDirectory );
#endif // _UTIL_H
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