misc.h File Reference

#include <atlstr.h>

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Classes
class	CLocalPtr< T >

Functions
VOID	CopyTextToClipboard (LPCWSTR lpszText)
VOID	ShowPopupMenuEx (HWND hwnd, HWND hwndOwner, UINT MenuID, UINT DefaultItem)
BOOL	StartProcess (const CStringW &Path, BOOL Wait)
BOOL	GetStorageDirectory (CStringW &lpDirectory)
VOID	InitLogs ()
VOID	FreeLogs ()
BOOL	WriteLogMessage (WORD wType, DWORD dwEventID, LPCWSTR lpMsg)
BOOL	GetInstalledVersion (CStringW *pszVersion, const CStringW &szRegName)
BOOL	ExtractFilesFromCab (const CStringW &szCabName, const CStringW &szCabDir, const CStringW &szOutputDir)
BOOL	IsSystem64Bit ()
INT	GetSystemColorDepth ()
void	UnixTimeToFileTime (DWORD dwUnixTime, LPFILETIME pFileTime)
BOOL	SearchPatternMatch (LPCWSTR szHaystack, LPCWSTR szNeedle)

Function Documentation

CopyTextToClipboard()

VOID CopyTextToClipboard

(

LPCWSTR

lpszText

)

Definition at line 19 of file misc.cpp.

{
    if (!OpenClipboard(NULL))
    {
        return;
    }
 
    HRESULT hr;
    HGLOBAL ClipBuffer;
    LPWSTR Buffer;
    DWORD cchBuffer;
 
    EmptyClipboard();
    cchBuffer = wcslen(lpszText) + 1;
    ClipBuffer = GlobalAlloc(GMEM_DDESHARE, cchBuffer * sizeof(WCHAR));
 
    Buffer = (PWCHAR)GlobalLock(ClipBuffer);
    hr = StringCchCopyW(Buffer, cchBuffer, lpszText);
    GlobalUnlock(ClipBuffer);
 
    if (SUCCEEDED(hr))
        SetClipboardData(CF_UNICODETEXT, ClipBuffer);
 
    CloseClipboard();
}

Referenced by CAppInfoDisplay::OnCommand().

ExtractFilesFromCab()

BOOL ExtractFilesFromCab	(	const CStringW &	szCabName,
		const CStringW &	szCabDir,
		const CStringW &	szOutputDir
	)

Definition at line 236 of file cabinet.cpp.

{
    HINSTANCE hCabinetDll;
    HFDI ExtractHandler;
    ERF ExtractErrors;
    ATL::CStringA szCabNameUTF8, szCabDirUTF8, szOutputDirUTF8;
    fnFDICreate pfnFDICreate;
    fnFDICopy pfnFDICopy;
    fnFDIDestroy pfnFDIDestroy;
    BOOL bResult;
 
    // Load cabinet.dll and extract needed functions
    hCabinetDll = LoadLibraryW(L"cabinet.dll");
 
    if (!hCabinetDll)
    {
        return FALSE;
    }
 
    pfnFDICreate = (fnFDICreate)GetProcAddress(hCabinetDll, "FDICreate");
    pfnFDICopy = (fnFDICopy)GetProcAddress(hCabinetDll, "FDICopy");
    pfnFDIDestroy = (fnFDIDestroy)GetProcAddress(hCabinetDll, "FDIDestroy");
 
    if (!pfnFDICreate || !pfnFDICopy || !pfnFDIDestroy)
    {
        FreeLibrary(hCabinetDll);
        return FALSE;
    }
 
    // Create FDI context
    ExtractHandler = pfnFDICreate(
        fnMemAlloc, fnMemFree, fnFileOpen, fnFileRead, fnFileWrite, fnFileClose, fnFileSeek, cpuUNKNOWN,
        &ExtractErrors);
 
    if (!ExtractHandler)
    {
        FreeLibrary(hCabinetDll);
        return FALSE;
    }
 
    // Create output dir
    bResult = CreateDirectoryW(szOutputDir, NULL);
 
    if (bResult || GetLastError() == ERROR_ALREADY_EXISTS)
    {
        // Convert wide strings to UTF-8
        bResult = WideToMultiByte(szCabName, szCabNameUTF8, CP_UTF8);
        bResult &= WideToMultiByte(szCabDir, szCabDirUTF8, CP_UTF8);
        bResult &= WideToMultiByte(szOutputDir, szOutputDirUTF8, CP_UTF8);
    }
 
    // Perform extraction
    if (bResult)
    {
        // Add a slash to cab name as required by the api
        szCabNameUTF8 = "\\" + szCabNameUTF8;
 
        bResult = pfnFDICopy(
            ExtractHandler, (LPSTR)szCabNameUTF8.GetString(), (LPSTR)szCabDirUTF8.GetString(), 0, fnNotify, NULL,
            (void FAR *)szOutputDirUTF8.GetString());
    }
 
    pfnFDIDestroy(ExtractHandler);
    FreeLibrary(hCabinetDll);
    return bResult;
}

Referenced by CAppDB::UpdateAvailable().

FreeLogs()

VOID FreeLogs

(

)

Definition at line 218 of file misc.cpp.

{
    if (hLog)
    {
        DeregisterEventSource(hLog);
    }
}

Referenced by CMainWindow::ProcessWindowMessage(), and wmain().

GetInstalledVersion()

BOOL GetInstalledVersion	(	CStringW *	pszVersion,
		const CStringW &	szRegName
	)

Definition at line 280 of file misc.cpp.

{
    return (
        !szRegName.IsEmpty() && (GetInstalledVersion_WowUser(pszVersion, szRegName, TRUE, KEY_WOW64_32KEY) ||
                                 GetInstalledVersion_WowUser(pszVersion, szRegName, FALSE, KEY_WOW64_32KEY) ||
                                 GetInstalledVersion_WowUser(pszVersion, szRegName, TRUE, KEY_WOW64_64KEY) ||
                                 GetInstalledVersion_WowUser(pszVersion, szRegName, FALSE, KEY_WOW64_64KEY)));
}

Referenced by CAvailableApplicationInfo::InsertVersionInfo().

GetStorageDirectory()

BOOL GetStorageDirectory

(

CStringW &

lpDirectory

)

Definition at line 145 of file misc.cpp.

{
    static CStringW CachedDirectory;
    static BOOL CachedDirectoryInitialized = FALSE;
 
    if (!CachedDirectoryInitialized)
    {
        LPWSTR DirectoryStr = CachedDirectory.GetBuffer(MAX_PATH);
        BOOL bHasPath = SHGetSpecialFolderPathW(NULL, DirectoryStr, CSIDL_LOCAL_APPDATA, TRUE);
        if (bHasPath)
        {
            PathAppendW(DirectoryStr, RAPPS_NAME);
        }
        CachedDirectory.ReleaseBuffer();
 
        if (bHasPath)
        {
            if (!CreateDirectoryW(CachedDirectory, NULL) && GetLastError() != ERROR_ALREADY_EXISTS)
            {
                CachedDirectory.Empty();
            }
        }
        else
        {
            CachedDirectory.Empty();
        }
 
        CachedDirectoryInitialized = TRUE;
    }
 
    Directory = CachedDirectory;
    return !Directory.IsEmpty();
}

Referenced by ParseCmdAndExecute(), CAppInfoDisplay::ProcessWindowMessage(), and CDownloadManager::ThreadFunc().

GetSystemColorDepth()

INT GetSystemColorDepth

(

)

Definition at line 321 of file misc.cpp.

{
    DEVMODEW pDevMode;
    INT ColorDepth;
 
    pDevMode.dmSize = sizeof(pDevMode);
    pDevMode.dmDriverExtra = 0;
 
    if (!EnumDisplaySettingsW(NULL, ENUM_CURRENT_SETTINGS, &pDevMode))
    {
        /* TODO: Error message */
        return ILC_COLOR;
    }
 
    switch (pDevMode.dmBitsPerPel)
    {
        case 32:
            ColorDepth = ILC_COLOR32;
            break;
        case 24:
            ColorDepth = ILC_COLOR24;
            break;
        case 16:
            ColorDepth = ILC_COLOR16;
            break;
        case 8:
            ColorDepth = ILC_COLOR8;
            break;
        case 4:
            ColorDepth = ILC_COLOR4;
            break;
        default:
            ColorDepth = ILC_COLOR;
            break;
    }
 
    return ColorDepth;
}

Referenced by ApplicationPageWndProc(), CAppsListView::Create(), and CMainToolbar::InitImageList().

InitLogs()

VOID InitLogs

(

)

Definition at line 180 of file misc.cpp.

{
    if (!SettingsInfo.bLogEnabled)
    {
        return;
    }
 
    WCHAR szPath[MAX_PATH];
    DWORD dwCategoryNum = 1;
    DWORD dwDisp, dwData;
    ATL::CRegKey key;
 
    if (key.Create(
            HKEY_LOCAL_MACHINE,
            L"SYSTEM\\CurrentControlSet\\Services\\EventLog\\Application\\ReactOS Application Manager", REG_NONE,
            REG_OPTION_NON_VOLATILE, KEY_WRITE, NULL, &dwDisp) != ERROR_SUCCESS)
    {
        return;
    }
 
    if (!GetModuleFileNameW(NULL, szPath, _countof(szPath)))
    {
        return;
    }
 
    dwData = EVENTLOG_ERROR_TYPE | EVENTLOG_WARNING_TYPE | EVENTLOG_INFORMATION_TYPE;
 
    if ((key.SetStringValue(L"EventMessageFile", szPath, REG_EXPAND_SZ) == ERROR_SUCCESS) &&
        (key.SetStringValue(L"CategoryMessageFile", szPath, REG_EXPAND_SZ) == ERROR_SUCCESS) &&
        (key.SetDWORDValue(L"TypesSupported", dwData) == ERROR_SUCCESS) &&
        (key.SetDWORDValue(L"CategoryCount", dwCategoryNum) == ERROR_SUCCESS))
 
    {
        hLog = RegisterEventSourceW(NULL, L"ReactOS Application Manager");
    }
}

Referenced by wmain(), and wWinMain().

IsSystem64Bit()

BOOL IsSystem64Bit

(

)

Definition at line 290 of file misc.cpp.

{
    if (bIsSys64ResultCached)
    {
        // just return cached result
        return bIsSys64Result;
    }
 
    SYSTEM_INFO si;
    typedef void(WINAPI * LPFN_PGNSI)(LPSYSTEM_INFO);
    LPFN_PGNSI pGetNativeSystemInfo =
        (LPFN_PGNSI)GetProcAddress(GetModuleHandle(L"kernel32.dll"), "GetNativeSystemInfo");
    if (pGetNativeSystemInfo)
    {
        pGetNativeSystemInfo(&si);
        if (si.wProcessorArchitecture == PROCESSOR_ARCHITECTURE_AMD64 ||
            si.wProcessorArchitecture == PROCESSOR_ARCHITECTURE_IA64)
        {
            bIsSys64Result = TRUE;
        }
    }
    else
    {
        bIsSys64Result = FALSE;
    }
 
    bIsSys64ResultCached = TRUE; // next time calling this function, it will directly return bIsSys64Result
    return bIsSys64Result;
}

Referenced by CAppDB::UpdateInstalled().

SearchPatternMatch()

BOOL SearchPatternMatch	(	LPCWSTR	szHaystack,
		LPCWSTR	szNeedle
	)

Definition at line 372 of file misc.cpp.

{
    if (!*szNeedle)
        return TRUE;
    /* TODO: Improve pattern search beyond a simple case-insensitive substring search. */
    return StrStrIW(szHaystack, szNeedle) != NULL;
}

Referenced by CMainWindow::AddApplicationsToView(), and HandleFindCommand().

ShowPopupMenuEx()

VOID ShowPopupMenuEx	(	HWND	hwnd,
		HWND	hwndOwner,
		UINT	MenuID,
		UINT	DefaultItem
	)

Definition at line 46 of file misc.cpp.

{
    HMENU hMenu = NULL;
    HMENU hPopupMenu;
    MENUITEMINFO ItemInfo;
    POINT pt;
 
    if (MenuID)
    {
        hMenu = LoadMenuW(hInst, MAKEINTRESOURCEW(MenuID));
        hPopupMenu = GetSubMenu(hMenu, 0);
    }
    else
    {
        hPopupMenu = GetMenu(hwnd);
    }
 
    ZeroMemory(&ItemInfo, sizeof(ItemInfo));
    ItemInfo.cbSize = sizeof(ItemInfo);
    ItemInfo.fMask = MIIM_STATE;
 
    GetMenuItemInfoW(hPopupMenu, DefaultItem, FALSE, &ItemInfo);
 
    if (!(ItemInfo.fState & MFS_GRAYED))
    {
        SetMenuDefaultItem(hPopupMenu, DefaultItem, FALSE);
    }
 
    GetCursorPos(&pt);
 
    SetForegroundWindow(hwnd);
    TrackPopupMenu(hPopupMenu, 0, pt.x, pt.y, 0, hwndOwner, NULL);
 
    if (hMenu)
    {
        DestroyMenu(hMenu);
    }
}

Referenced by CAppInfoDisplay::OnLink(), and CApplicationView::ProcessWindowMessage().

StartProcess()

BOOL StartProcess	(	const CStringW &	Path,
		BOOL	Wait
	)

Definition at line 86 of file misc.cpp.

{
    PROCESS_INFORMATION pi;
    STARTUPINFOW si;
    DWORD dwRet;
    MSG msg;
 
    ZeroMemory(&si, sizeof(si));
    si.cb = sizeof(si);
    si.dwFlags = STARTF_USESHOWWINDOW;
    si.wShowWindow = SW_SHOW;
 
    // The Unicode version of CreateProcess can modify the contents of this string.
    CStringW Tmp = Path;
    BOOL fSuccess = CreateProcessW(NULL, Tmp.GetBuffer(), NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi);
    Tmp.ReleaseBuffer();
    if (!fSuccess)
    {
        return FALSE;
    }
 
    CloseHandle(pi.hThread);
 
    if (Wait)
    {
        EnableWindow(hMainWnd, FALSE);
    }
 
    while (Wait)
    {
        dwRet = MsgWaitForMultipleObjects(1, &pi.hProcess, FALSE, INFINITE, QS_ALLEVENTS);
        if (dwRet == WAIT_OBJECT_0 + 1)
        {
            while (PeekMessageW(&msg, NULL, 0, 0, PM_REMOVE))
            {
                TranslateMessage(&msg);
                DispatchMessageW(&msg);
            }
        }
        else
        {
            if (dwRet == WAIT_OBJECT_0 || dwRet == WAIT_FAILED)
                break;
        }
    }
 
    CloseHandle(pi.hProcess);
 
    if (Wait)
    {
        EnableWindow(hMainWnd, TRUE);
        SetForegroundWindow(hMainWnd);
        SetFocus(hMainWnd);
    }
 
    return TRUE;
}

Referenced by CInstalledApplicationInfo::UninstallApplication().

UnixTimeToFileTime()

void UnixTimeToFileTime	(	DWORD	dwUnixTime,
		LPFILETIME	pFileTime
	)

Definition at line 361 of file misc.cpp.

{
    // Note that LONGLONG is a 64-bit value
    LONGLONG ll;
 
    ll = Int32x32To64(dwUnixTime, 10000000) + 116444736000000000;
    pFileTime->dwLowDateTime = (DWORD)ll;
    pFileTime->dwHighDateTime = ll >> 32;
}

Referenced by CInstalledApplicationInfo::RetrieveInstallDate().

WriteLogMessage()

BOOL WriteLogMessage	(	WORD	wType,
		DWORD	dwEventID,
		LPCWSTR	lpMsg
	)

Definition at line 227 of file misc.cpp.

{
    if (!SettingsInfo.bLogEnabled)
    {
        return TRUE;
    }
 
    if (!ReportEventW(hLog, wType, 0, dwEventID, NULL, 1, 0, &lpMsg, NULL))
    {
        return FALSE;
    }
 
    return TRUE;
}

Referenced by CDownloadManager::ThreadFunc(), and CInstalledApplicationInfo::UninstallApplication().