misc.c File Reference

#include "precomp.h"

Include dependency graph for misc.c:

Go to the source code of this file.

Functions
INT	LengthOfStrResource (IN HINSTANCE hInst, IN UINT uID)
static INT	AllocAndLoadString (OUT LPTSTR *lpTarget, IN HINSTANCE hInst, IN UINT uID)
DWORD	LoadAndFormatString (IN HINSTANCE hInstance, IN UINT uID, OUT LPTSTR *lpTarget,...)

Function Documentation

AllocAndLoadString()

static INT AllocAndLoadString ( OUT LPTSTR *  lpTarget, IN HINSTANCE  hInst, IN UINT  uID  )

static

Definition at line 60 of file misc.c.

{
    INT ln;

    ln = LengthOfStrResource(hInst,
                             uID);
    if (ln++ > 0)
    {
        (*lpTarget) = (LPWSTR)LocalAlloc(LMEM_FIXED,
                                         ln * sizeof(TCHAR));
        if ((*lpTarget) != NULL)
        {
            INT Ret;
            if (!(Ret = LoadString(hInst, uID, *lpTarget, ln)))
            {
                LocalFree((HLOCAL)(*lpTarget));
            }
            return Ret;
        }
    }
    return 0;
}

Referenced by _tWinMain(), AboutDialogProc(), AddToolbarButton(), ChangeListViewText(), CreateApplicationWindow(), DoCreate(), DoDeleteService(), DoOpenFile(), DoSaveFile(), FontWndProc(), InitDialog(), InitRecoveryPage(), LoadAndFormatString(), NewDocSelDlgProc(), OnCreate(), ResetProgressDialog(), SetServiceStatusText(), SetStartupType(), TV1_AddDependantsToTree(), TV2_AddDependantsToTree(), UpdateServiceCount(), and wWinMain().

LengthOfStrResource()

INT LengthOfStrResource	(	IN HINSTANCE	hInst,
		IN UINT	uID
	)

Definition at line 23 of file misc.c.

{
    HRSRC hrSrc;
    HGLOBAL hRes;
    LPWSTR lpName, lpStr;

    if (hInst == NULL)
    {
        return -1;
    }

    /* There are always blocks of 16 strings */
    lpName = (LPWSTR)MAKEINTRESOURCE((uID >> 4) + 1);

    /* Find the string table block */
    if ((hrSrc = FindResourceW(hInst, lpName, (LPWSTR)RT_STRING)) &&
        (hRes = LoadResource(hInst, hrSrc)) &&
        (lpStr = LockResource(hRes)))
    {
        UINT x;

        /* Find the string we're looking for */
        uID &= 0xF; /* position in the block, same as % 16 */
        for (x = 0; x < uID; x++)
        {
            lpStr += (*lpStr) + 1;
        }

        /* Found the string */
        return (int)(*lpStr);
    }
    return -1;
}

Referenced by AllocAndLoadString(), and DeviceProblemTextW().

LoadAndFormatString()

DWORD LoadAndFormatString	(	IN HINSTANCE	hInstance,
		IN UINT	uID,
		OUT LPTSTR *	lpTarget,
			...
	)

Definition at line 86 of file misc.c.

{
    DWORD Ret = 0;
    LPWSTR lpFormat;
    va_list lArgs;

    if (AllocAndLoadString(&lpFormat,
                           hInstance,
                           uID) != 0)
    {
        va_start(lArgs, lpTarget);
        /* let's use FormatMessage to format it because it has the ability to allocate
           memory automatically */
        Ret = FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_STRING,
                            lpFormat,
                            0,
                            0,
                            (LPTSTR)lpTarget,
                            0,
                            &lArgs);
        va_end(lArgs);

        LocalFree((HLOCAL)lpFormat);
    }

    return Ret;
}

Referenced by CreateFontWindow(), CreateNewConsoleTitle(), EditSecurity(), FontWndProc(), GetDisplayStringFromSidRequestResult(), GetPrincipalAccountNameString(), MainWndCommand(), and UpdateControlStates().