misc.h File Reference

#include <windef.h>
#include <atlstr.h>

Include dependency graph for misc.h:

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Classes
class	CConfigParser

Functions
INT	GetWindowWidth (HWND hwnd)
INT	GetWindowHeight (HWND hwnd)
INT	GetClientWindowWidth (HWND hwnd)
INT	GetClientWindowHeight (HWND hwnd)
VOID	CopyTextToClipboard (LPCWSTR lpszText)
VOID	SetWelcomeText ()
VOID	ShowPopupMenu (HWND hwnd, UINT MenuID, UINT DefaultItem)
BOOL	StartProcess (ATL::CStringW &Path, BOOL Wait)
BOOL	StartProcess (LPWSTR lpPath, BOOL Wait)
BOOL	GetStorageDirectory (ATL::CStringW &lpDirectory)
VOID	InitLogs ()
VOID	FreeLogs ()
BOOL	WriteLogMessage (WORD wType, DWORD dwEventID, LPCWSTR lpMsg)
BOOL	GetInstalledVersion (ATL::CStringW *pszVersion, const ATL::CStringW &szRegName)
BOOL	ExtractFilesFromCab (const ATL::CStringW &szCabName, const ATL::CStringW &szCabDir, const ATL::CStringW &szOutputDir)

Function Documentation

CopyTextToClipboard()

VOID CopyTextToClipboard

(

LPCWSTR

lpszText

)

Definition at line 49 of file misc.cpp.

Referenced by CMainWindow::OnCommand().

{
    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();
}

ExtractFilesFromCab()

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

Definition at line 257 of file cabinet.cpp.

Referenced by CAvailableApps::UpdateAppsDB().

{
    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;
}

FreeLogs()

VOID FreeLogs

(

)

Definition at line 247 of file misc.cpp.

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

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

GetClientWindowHeight()

INT GetClientWindowHeight

(

HWND

hwnd

)

Definition at line 41 of file misc.cpp.

Referenced by HSplitterWindowProc(), and VSplitterWindowProc().

{
    RECT Rect;

    GetClientRect(hwnd, &Rect);
    return (Rect.bottom - Rect.top);
}

GetClientWindowWidth()

INT GetClientWindowWidth

(

HWND

hwnd

)

Definition at line 33 of file misc.cpp.

Referenced by HSplitterWindowProc(), and VSplitterWindowProc().

{
    RECT Rect;

    GetClientRect(hwnd, &Rect);
    return (Rect.right - Rect.left);
}

GetInstalledVersion()

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

Definition at line 316 of file misc.cpp.

Referenced by CAvailableApplicationInfo::RetrieveInstalledStatus(), and CAvailableApplicationInfo::RetrieveInstalledVersion().

{
    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)));
}

GetStorageDirectory()

BOOL GetStorageDirectory

(

ATL::CStringW &

lpDirectory

)

Definition at line 187 of file misc.cpp.

Referenced by AvailableStrings::AvailableStrings(), CConfigParser::GetINIFullPath(), and CDownloadManager::ThreadFunc().

{
    if (!SHGetSpecialFolderPathW(NULL, Directory.GetBuffer(MAX_PATH), CSIDL_LOCAL_APPDATA, TRUE))
    {
        Directory.ReleaseBuffer();
        return FALSE;
    }

    Directory.ReleaseBuffer();
    Directory += L"\\rapps";

    return (CreateDirectoryW(Directory.GetString(), NULL) || GetLastError() == ERROR_ALREADY_EXISTS);
}

GetWindowHeight()

INT GetWindowHeight

(

HWND

hwnd

)

Definition at line 25 of file misc.cpp.

Referenced by HSplitterWindowProc(), and VSplitterWindowProc().

{
    RECT Rect;

    GetWindowRect(hwnd, &Rect);
    return (Rect.bottom - Rect.top);
}

GetWindowWidth()

INT GetWindowWidth

(

HWND

hwnd

)

Definition at line 17 of file misc.cpp.

Referenced by HSplitterWindowProc().

{
    RECT Rect;

    GetWindowRect(hwnd, &Rect);
    return (Rect.right - Rect.left);
}

InitLogs()

VOID InitLogs

(

)

Definition at line 201 of file misc.cpp.

Referenced by wmain(), and wWinMain().

{
    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");
    }

    key.Close();
}

SetWelcomeText()

VOID SetWelcomeText

(

)

Definition at line 75 of file misc.cpp.

Referenced by CMainWindow::UpdateApplicationsList().

{
    ATL::CStringW szText;

    szText.LoadStringW(IDS_WELCOME_TITLE);
    NewRichEditText(szText, CFE_BOLD);

    szText.LoadStringW(IDS_WELCOME_TEXT);
    InsertRichEditText(szText, 0);

    szText.LoadStringW(IDS_WELCOME_URL);
    InsertRichEditText(szText, CFM_LINK);
}

ShowPopupMenu()

VOID ShowPopupMenu	(	HWND	hwnd,
		UINT	MenuID,
		UINT	DefaultItem
	)

Definition at line 89 of file misc.cpp.

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

{
    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, hMainWnd, NULL);

    if (hMenu)
    {
        DestroyMenu(hMenu);
    }
}

StartProcess() [1/2]

BOOL StartProcess	(	ATL::CStringW &	Path,
		BOOL	Wait
	)

Definition at line 128 of file misc.cpp.

Referenced by UninstallApplication().

{
    return StartProcess(const_cast<LPWSTR>(Path.GetString()), Wait);;
}

StartProcess() [2/2]

BOOL StartProcess	(	LPWSTR	lpPath,
		BOOL	Wait
	)

Definition at line 133 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;

    if (!CreateProcessW(NULL, lpPath, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi))
    {
        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;
}

WriteLogMessage()

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

Definition at line 256 of file misc.cpp.

Referenced by UninstallApplication().

{
    if (!SettingsInfo.bLogEnabled)
    {
        return TRUE;
    }

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

    return TRUE;
}