main.h File Reference

#include "notepad_res.h"

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Classes
struct	NOTEPAD_GLOBALS

Macros
#define	ARRAY_SIZE(a)   (sizeof(a)/sizeof((a)[0]))
#define	EDIT_STYLE_WRAP
#define	EDIT_STYLE   (EDIT_STYLE_WRAP | WS_HSCROLL | ES_AUTOHSCROLL)
#define	EDIT_CLASS   _T("EDIT")
#define	MAX_STRING_LEN   255
#define	EOLN_CRLF   0
#define	EOLN_LF   1
#define	EOLN_CR   2

Enumerations
enum	ENCODING {   ENCODING_ANSI = 0, ENCODING_UTF16LE = 1, ENCODING_UTF16BE = 2, ENCODING_UTF8 = 3,   ENCODING_AUTO = -1, ENCODING_ANSI = 0, ENCODING_UTF16LE = 1, ENCODING_UTF16BE = 2,   ENCODING_UTF8 = 3, ENCODING_ANSI = 1, ENCODING_UTF8, ENCODING_UTF16LE,   ENCODING_UTF16BE }

Functions
VOID	SetFileName (LPCTSTR szFileName)
BOOL	ReadText (HANDLE hFile, LPWSTR *ppszText, DWORD *pdwTextLen, ENCODING *pencFile, int *piEoln)
BOOL	WriteText (HANDLE hFile, LPCWSTR pszText, DWORD dwTextLen, ENCODING encFile, int iEoln)
void	NOTEPAD_LoadSettingsFromRegistry (void)
void	NOTEPAD_SaveSettingsToRegistry (void)
BOOL	NOTEPAD_FindNext (FINDREPLACE *, BOOL, BOOL)
VOID	NOTEPAD_EnableSearchMenu (VOID)

Variables
NOTEPAD_GLOBALS	Globals

Macro Definition Documentation

ARRAY_SIZE

#define ARRAY_SIZE

(

a

)

(sizeof(a)/sizeof((a)[0]))

Definition at line 24 of file main.h.

EDIT_CLASS

#define EDIT_CLASS   _T("EDIT")

Definition at line 32 of file main.h.

EDIT_STYLE

#define EDIT_STYLE   (EDIT_STYLE_WRAP | WS_HSCROLL | ES_AUTOHSCROLL)

Definition at line 30 of file main.h.

EDIT_STYLE_WRAP

#define EDIT_STYLE_WRAP

Value:

(WS_CHILD | WS_VSCROLL \
    | ES_AUTOVSCROLL | ES_MULTILINE | ES_NOHIDESEL)

Definition at line 28 of file main.h.

EOLN_CR

#define EOLN_CR   2

Definition at line 51 of file main.h.

EOLN_CRLF

#define EOLN_CRLF   0

Definition at line 49 of file main.h.

EOLN_LF

#define EOLN_LF   1

Definition at line 50 of file main.h.

MAX_STRING_LEN

#define MAX_STRING_LEN   255

Definition at line 34 of file main.h.

Enumeration Type Documentation

ENCODING

enum ENCODING

Enumerator
ENCODING_ANSI
ENCODING_UTF16LE
ENCODING_UTF16BE
ENCODING_UTF8
ENCODING_AUTO
ENCODING_ANSI
ENCODING_UTF16LE
ENCODING_UTF16BE
ENCODING_UTF8
ENCODING_ANSI
ENCODING_UTF8
ENCODING_UTF16LE
ENCODING_UTF16BE

Definition at line 37 of file main.h.

{
    ENCODING_AUTO    = -1,
    ENCODING_ANSI    =  0,
    ENCODING_UTF16LE =  1,
    ENCODING_UTF16BE =  2,
    ENCODING_UTF8    =  3
} ENCODING;

Function Documentation

NOTEPAD_EnableSearchMenu()

VOID NOTEPAD_EnableSearchMenu

(

VOID

)

NOTEPAD_FindNext()

BOOL NOTEPAD_FindNext	(	FINDREPLACE *	,
		BOOL	,
		BOOL
	)

Definition at line 138 of file main.c.

{
    int iTextLength, iTargetLength;
    size_t iAdjustment = 0;
    LPTSTR pszText = NULL;
    DWORD dwPosition, dwBegin, dwEnd;
    BOOL bMatches = FALSE;
    TCHAR szResource[128], szText[128];
    BOOL bSuccess;

    iTargetLength = (int) _tcslen(pFindReplace->lpstrFindWhat);

    /* Retrieve the window text */
    iTextLength = GetWindowTextLength(Globals.hEdit);
    if (iTextLength > 0)
    {
        pszText = (LPTSTR) HeapAlloc(GetProcessHeap(), 0, (iTextLength + 1) * sizeof(TCHAR));
        if (!pszText)
            return FALSE;

        GetWindowText(Globals.hEdit, pszText, iTextLength + 1);
    }

    SendMessage(Globals.hEdit, EM_GETSEL, (WPARAM) &dwBegin, (LPARAM) &dwEnd);
    if (bReplace && ((dwEnd - dwBegin) == (DWORD) iTargetLength))
    {
        if (NOTEPAD_FindTextAt(pFindReplace, pszText, iTextLength, dwBegin))
        {
            SendMessage(Globals.hEdit, EM_REPLACESEL, TRUE, (LPARAM) pFindReplace->lpstrReplaceWith);
            iAdjustment = _tcslen(pFindReplace->lpstrReplaceWith) - (dwEnd - dwBegin);
        }
    }

    if (pFindReplace->Flags & FR_DOWN)
    {
        /* Find Down */
        dwPosition = dwEnd;
        while(dwPosition < (DWORD) iTextLength)
        {
            bMatches = NOTEPAD_FindTextAt(pFindReplace, pszText, iTextLength, dwPosition);
            if (bMatches)
                break;
            dwPosition++;
        }
    }
    else
    {
        /* Find Up */
        dwPosition = dwBegin;
        while(dwPosition > 0)
        {
            dwPosition--;
            bMatches = NOTEPAD_FindTextAt(pFindReplace, pszText, iTextLength, dwPosition);
            if (bMatches)
                break;
        }
    }

    if (bMatches)
    {
        /* Found target */
        if (dwPosition > dwBegin)
            dwPosition += (DWORD) iAdjustment;
        SendMessage(Globals.hEdit, EM_SETSEL, dwPosition, dwPosition + iTargetLength);
        SendMessage(Globals.hEdit, EM_SCROLLCARET, 0, 0);
        bSuccess = TRUE;
    }
    else
    {
        /* Can't find target */
        if (bShowAlert)
        {
            LoadString(Globals.hInstance, STRING_CANNOTFIND, szResource, ARRAY_SIZE(szResource));
            _sntprintf(szText, ARRAY_SIZE(szText), szResource, pFindReplace->lpstrFindWhat);
            LoadString(Globals.hInstance, STRING_NOTEPAD, szResource, ARRAY_SIZE(szResource));
            MessageBox(Globals.hFindReplaceDlg, szText, szResource, MB_OK);
        }
        bSuccess = FALSE;
    }

    if (pszText)
        HeapFree(GetProcessHeap(), 0, pszText);
    return bSuccess;
}

Referenced by DIALOG_SearchNext(), NOTEPAD_ReplaceAll(), and NOTEPAD_WndProc().

NOTEPAD_LoadSettingsFromRegistry()

void NOTEPAD_LoadSettingsFromRegistry

(

void

)

Definition at line 114 of file settings.c.

{
    HKEY hKey = NULL;
    HFONT hFont;
    DWORD dwPointSize = 0;
    INT base_length, dx, dy;

    base_length = (GetSystemMetrics(SM_CXSCREEN) > GetSystemMetrics(SM_CYSCREEN)) ?
                  GetSystemMetrics(SM_CYSCREEN) : GetSystemMetrics(SM_CXSCREEN);

    dx = (INT)(base_length * .95);
    dy = dx * 3 / 4;
    SetRect(&Globals.main_rect, 0, 0, dx, dy);

    if (RegOpenKey(HKEY_CURRENT_USER, s_szRegistryKey, &hKey) == ERROR_SUCCESS)
    {
        QueryByte(hKey, _T("lfCharSet"), &Globals.lfFont.lfCharSet);
        QueryByte(hKey, _T("lfClipPrecision"), &Globals.lfFont.lfClipPrecision);
        QueryDword(hKey, _T("lfEscapement"), (DWORD*)&Globals.lfFont.lfEscapement);
        QueryString(hKey, _T("lfFaceName"), Globals.lfFont.lfFaceName, ARRAY_SIZE(Globals.lfFont.lfFaceName));
        QueryByte(hKey, _T("lfItalic"), &Globals.lfFont.lfItalic);
        QueryDword(hKey, _T("lfOrientation"), (DWORD*)&Globals.lfFont.lfOrientation);
        QueryByte(hKey, _T("lfOutPrecision"), &Globals.lfFont.lfOutPrecision);
        QueryByte(hKey, _T("lfPitchAndFamily"), &Globals.lfFont.lfPitchAndFamily);
        QueryByte(hKey, _T("lfQuality"), &Globals.lfFont.lfQuality);
        QueryByte(hKey, _T("lfStrikeOut"), &Globals.lfFont.lfStrikeOut);
        QueryByte(hKey, _T("lfUnderline"), &Globals.lfFont.lfUnderline);
        QueryDword(hKey, _T("lfWeight"), (DWORD*)&Globals.lfFont.lfWeight);
        QueryDword(hKey, _T("iPointSize"), &dwPointSize);
        QueryBool(hKey, _T("fWrap"), &Globals.bWrapLongLines);
        QueryBool(hKey, _T("fStatusBar"), &Globals.bShowStatusBar);
        QueryString(hKey, _T("szHeader"), Globals.szHeader, ARRAY_SIZE(Globals.szHeader));
        QueryString(hKey, _T("szTrailer"), Globals.szFooter, ARRAY_SIZE(Globals.szFooter));
        QueryDword(hKey, _T("iMarginLeft"), (DWORD*)&Globals.lMargins.left);
        QueryDword(hKey, _T("iMarginTop"), (DWORD*)&Globals.lMargins.top);
        QueryDword(hKey, _T("iMarginRight"), (DWORD*)&Globals.lMargins.right);
        QueryDword(hKey, _T("iMarginBottom"), (DWORD*)&Globals.lMargins.bottom);

        QueryDword(hKey, _T("iWindowPosX"), (DWORD*)&Globals.main_rect.left);
        QueryDword(hKey, _T("iWindowPosY"), (DWORD*)&Globals.main_rect.top);
        QueryDword(hKey, _T("iWindowPosDX"), (DWORD*)&dx);
        QueryDword(hKey, _T("iWindowPosDY"), (DWORD*)&dy);

        Globals.main_rect.right = Globals.main_rect.left + dx;
        Globals.main_rect.bottom = Globals.main_rect.top + dy;

        /* invert value because DIALOG_ViewStatusBar will be called to show it */
        Globals.bShowStatusBar = !Globals.bShowStatusBar;

        if (dwPointSize != 0)
            Globals.lfFont.lfHeight = HeightFromPointSize(dwPointSize);
        else
            Globals.lfFont.lfHeight = HeightFromPointSize(100);

        RegCloseKey(hKey);
    }
    else
    {
        /* If no settings are found in the registry, then use default values */
        Globals.bShowStatusBar = FALSE;
        Globals.bWrapLongLines = FALSE;
        SetRect(&Globals.lMargins, 750, 1000, 750, 1000);

        /* FIXME: Globals.fSaveWindowPositions = FALSE; */
        /* FIXME: Globals.fMLE_is_broken = FALSE; */

        LoadString(Globals.hInstance, STRING_PAGESETUP_HEADERVALUE, Globals.szHeader,
                   ARRAY_SIZE(Globals.szHeader));
        LoadString(Globals.hInstance, STRING_PAGESETUP_FOOTERVALUE, Globals.szFooter,
                   ARRAY_SIZE(Globals.szFooter));

        ZeroMemory(&Globals.lfFont, sizeof(Globals.lfFont));
        Globals.lfFont.lfCharSet = ANSI_CHARSET;
        Globals.lfFont.lfClipPrecision = CLIP_STROKE_PRECIS;
        Globals.lfFont.lfEscapement = 0;
        _tcscpy(Globals.lfFont.lfFaceName, _T("Lucida Console"));
        Globals.lfFont.lfItalic = FALSE;
        Globals.lfFont.lfOrientation = 0;
        Globals.lfFont.lfOutPrecision = OUT_STRING_PRECIS;
        Globals.lfFont.lfPitchAndFamily = FIXED_PITCH | FF_MODERN;
        Globals.lfFont.lfQuality = PROOF_QUALITY;
        Globals.lfFont.lfStrikeOut = FALSE;
        Globals.lfFont.lfUnderline = FALSE;
        Globals.lfFont.lfWeight = FW_NORMAL;
        Globals.lfFont.lfHeight = HeightFromPointSize(100);
    }

    hFont = CreateFontIndirect(&Globals.lfFont);
    SendMessage(Globals.hEdit, WM_SETFONT, (WPARAM)hFont, (LPARAM)TRUE);
    if (hFont)
    {
        if (Globals.hFont)
            DeleteObject(Globals.hFont);
        Globals.hFont = hFont;
    }
}

Referenced by _tWinMain().

NOTEPAD_SaveSettingsToRegistry()

void NOTEPAD_SaveSettingsToRegistry

(

void

)

Definition at line 227 of file settings.c.

{
    HKEY hKey;
    DWORD dwDisposition;

    GetWindowRect(Globals.hMainWnd, &Globals.main_rect);

    if (RegCreateKeyEx(HKEY_CURRENT_USER, s_szRegistryKey,
                       0, NULL, 0, KEY_SET_VALUE, NULL,
                       &hKey, &dwDisposition) == ERROR_SUCCESS)
    {
        SaveDword(hKey, _T("lfCharSet"), Globals.lfFont.lfCharSet);
        SaveDword(hKey, _T("lfClipPrecision"), Globals.lfFont.lfClipPrecision);
        SaveDword(hKey, _T("lfEscapement"), Globals.lfFont.lfEscapement);
        SaveString(hKey, _T("lfFaceName"), Globals.lfFont.lfFaceName);
        SaveDword(hKey, _T("lfItalic"), Globals.lfFont.lfItalic);
        SaveDword(hKey, _T("lfOrientation"), Globals.lfFont.lfOrientation);
        SaveDword(hKey, _T("lfOutPrecision"), Globals.lfFont.lfOutPrecision);
        SaveDword(hKey, _T("lfPitchAndFamily"), Globals.lfFont.lfPitchAndFamily);
        SaveDword(hKey, _T("lfQuality"), Globals.lfFont.lfQuality);
        SaveDword(hKey, _T("lfStrikeOut"), Globals.lfFont.lfStrikeOut);
        SaveDword(hKey, _T("lfUnderline"), Globals.lfFont.lfUnderline);
        SaveDword(hKey, _T("lfWeight"), Globals.lfFont.lfWeight);
        SaveDword(hKey, _T("iPointSize"), PointSizeFromHeight(Globals.lfFont.lfHeight));
        SaveDword(hKey, _T("fWrap"), Globals.bWrapLongLines ? 1 : 0);
        SaveDword(hKey, _T("fStatusBar"), Globals.bShowStatusBar ? 1 : 0);
        SaveString(hKey, _T("szHeader"), Globals.szHeader);
        SaveString(hKey, _T("szTrailer"), Globals.szFooter);
        SaveDword(hKey, _T("iMarginLeft"), Globals.lMargins.left);
        SaveDword(hKey, _T("iMarginTop"), Globals.lMargins.top);
        SaveDword(hKey, _T("iMarginRight"), Globals.lMargins.right);
        SaveDword(hKey, _T("iMarginBottom"), Globals.lMargins.bottom);
        SaveDword(hKey, _T("iWindowPosX"), Globals.main_rect.left);
        SaveDword(hKey, _T("iWindowPosY"), Globals.main_rect.top);
        SaveDword(hKey, _T("iWindowPosDX"), Globals.main_rect.right - Globals.main_rect.left);
        SaveDword(hKey, _T("iWindowPosDY"), Globals.main_rect.bottom - Globals.main_rect.top);

        RegCloseKey(hKey);
    }
}

Referenced by NOTEPAD_WndProc().

ReadText()

BOOL ReadText	(	HANDLE	hFile,
		LPWSTR *	ppszText,
		DWORD *	pdwTextLen,
		ENCODING *	pencFile,
		int *	piEoln
	)

Definition at line 96 of file text.c.

{
    DWORD dwSize;
    LPBYTE pBytes = NULL;
    LPWSTR pszText;
    LPWSTR pszAllocText = NULL;
    DWORD dwPos, i;
    DWORD dwCharCount;
    BOOL bSuccess = FALSE;
    BYTE b = 0;
    ENCODING encFile = ENCODING_ANSI;
    int iCodePage = 0;
    WCHAR szCrlf[2] = {'\r', '\n'};
    DWORD adwEolnCount[3] = {0, 0, 0};

    *ppszText = NULL;
    *pdwTextLen = 0;

    dwSize = GetFileSize(hFile, NULL);
    if (dwSize == INVALID_FILE_SIZE)
        goto done;

    pBytes = HeapAlloc(GetProcessHeap(), 0, dwSize + 2);
    if (!pBytes)
        goto done;

    if (!ReadFile(hFile, pBytes, dwSize, &dwSize, NULL))
        goto done;
    dwPos = 0;

    /* Make sure that there is a NUL character at the end, in any encoding */
    pBytes[dwSize + 0] = '\0';
    pBytes[dwSize + 1] = '\0';

    /* Look for Byte Order Marks */
    if ((dwSize >= 2) && (pBytes[0] == 0xFF) && (pBytes[1] == 0xFE))
    {
        encFile = ENCODING_UTF16LE;
        dwPos += 2;
    }
    else if ((dwSize >= 2) && (pBytes[0] == 0xFE) && (pBytes[1] == 0xFF))
    {
        encFile = ENCODING_UTF16BE;
        dwPos += 2;
    }
    else if ((dwSize >= 3) && (pBytes[0] == 0xEF) && (pBytes[1] == 0xBB) && (pBytes[2] == 0xBF))
    {
        encFile = ENCODING_UTF8;
        dwPos += 3;
    }
    else
    {
        encFile = AnalyzeEncoding((const char *)pBytes, dwSize);
    }

    switch(encFile)
    {
    case ENCODING_UTF16BE:
        for (i = dwPos; i < dwSize-1; i += 2)
        {
            b = pBytes[i+0];
            pBytes[i+0] = pBytes[i+1];
            pBytes[i+1] = b;
        }
        /* fall through */

    case ENCODING_UTF16LE:
        pszText = (LPWSTR) &pBytes[dwPos];
        dwCharCount = (dwSize - dwPos) / sizeof(WCHAR);
        break;

    case ENCODING_ANSI:
    case ENCODING_UTF8:
        if (encFile == ENCODING_ANSI)
            iCodePage = CP_ACP;
        else if (encFile == ENCODING_UTF8)
            iCodePage = CP_UTF8;

        if ((dwSize - dwPos) > 0)
        {
            dwCharCount = MultiByteToWideChar(iCodePage, 0, (LPCSTR)&pBytes[dwPos], dwSize - dwPos, NULL, 0);
            if (dwCharCount == 0)
                goto done;
        }
        else
        {
            /* special case for files with no characters (other than BOMs) */
            dwCharCount = 0;
        }

        pszAllocText = (LPWSTR) HeapAlloc(GetProcessHeap(), 0, (dwCharCount + 1) * sizeof(WCHAR));
        if (!pszAllocText)
            goto done;

        if ((dwSize - dwPos) > 0)
        {
            if (!MultiByteToWideChar(iCodePage, 0, (LPCSTR)&pBytes[dwPos], dwSize - dwPos, pszAllocText, dwCharCount))
                goto done;
        }

        pszAllocText[dwCharCount] = '\0';
        pszText = pszAllocText;
        break;
    DEFAULT_UNREACHABLE;
    }

    dwPos = 0;
    for (i = 0; i < dwCharCount; i++)
    {
        switch(pszText[i])
        {
        case '\r':
            if ((i < dwCharCount-1) && (pszText[i+1] == '\n'))
            {
                i++;
                adwEolnCount[EOLN_CRLF]++;
                break;
            }
            /* fall through */

        case '\n':
            if (!Append(ppszText, pdwTextLen, &pszText[dwPos], i - dwPos))
                return FALSE;
            if (!Append(ppszText, pdwTextLen, szCrlf, ARRAY_SIZE(szCrlf)))
                return FALSE;
            dwPos = i + 1;

            if (pszText[i] == '\r')
                adwEolnCount[EOLN_CR]++;
            else
                adwEolnCount[EOLN_LF]++;
            break;

        case '\0':
            pszText[i] = ' ';
            break;
        }
    }

    if (!*ppszText && (pszText == pszAllocText))
    {
        /* special case; don't need to reallocate */
        *ppszText = pszAllocText;
        *pdwTextLen = dwCharCount;
        pszAllocText = NULL;
    }
    else
    {
        /* append last remaining text */
        if (!Append(ppszText, pdwTextLen, &pszText[dwPos], i - dwPos + 1))
            return FALSE;
    }

    /* chose which eoln to use */
    *piEoln = EOLN_CRLF;
    if (adwEolnCount[EOLN_LF] > adwEolnCount[*piEoln])
        *piEoln = EOLN_LF;
    if (adwEolnCount[EOLN_CR] > adwEolnCount[*piEoln])
        *piEoln = EOLN_CR;
    *pencFile = encFile;

    bSuccess = TRUE;

done:
    if (pBytes)
        HeapFree(GetProcessHeap(), 0, pBytes);
    if (pszAllocText)
        HeapFree(GetProcessHeap(), 0, pszAllocText);

    if (!bSuccess && *ppszText)
    {
        HeapFree(GetProcessHeap(), 0, *ppszText);
        *ppszText = NULL;
        *pdwTextLen = 0;
    }
    return bSuccess;
}

Referenced by DoOpenFile().

SetFileName()

VOID SetFileName

(

LPCTSTR

szFileName

)

Definition at line 46 of file main.c.

{
    StringCchCopy(Globals.szFileName, ARRAY_SIZE(Globals.szFileName), szFileName);
    Globals.szFileTitle[0] = 0;
    GetFileTitle(szFileName, Globals.szFileTitle, ARRAY_SIZE(Globals.szFileTitle));
}

WriteText()

BOOL WriteText	(	HANDLE	hFile,
		LPCWSTR	pszText,
		DWORD	dwTextLen,
		ENCODING	encFile,
		int	iEoln
	)

Definition at line 368 of file text.c.

{
    WCHAR wcBom;
    LPCWSTR pszLF = L"\n";
    DWORD dwPos, dwNext;

    /* Write the proper byte order marks if not ANSI */
    if (encFile != ENCODING_ANSI)
    {
        wcBom = 0xFEFF;
        if (!WriteEncodedText(hFile, &wcBom, 1, encFile))
            return FALSE;
    }

    dwPos = 0;

    /* pszText eoln are always \r\n */

    do
    {
        /* Find the next eoln */
        dwNext = dwPos;
        while(dwNext < dwTextLen)
        {
            if (pszText[dwNext] == '\r' && pszText[dwNext + 1] == '\n')
                break;
            dwNext++;
        }

        if (dwNext != dwTextLen)
        {
            switch (iEoln)
            {
            case EOLN_LF:
                /* Write text (without eoln) */
                if (!WriteEncodedText(hFile, &pszText[dwPos], dwNext - dwPos, encFile))
                    return FALSE;
                /* Write eoln */
                if (!WriteEncodedText(hFile, pszLF, 1, encFile))
                    return FALSE;
                break;
            case EOLN_CR:
                /* Write text (including \r as eoln) */
                if (!WriteEncodedText(hFile, &pszText[dwPos], dwNext - dwPos + 1, encFile))
                    return FALSE;
                break;
            case EOLN_CRLF:
                /* Write text (including \r\n as eoln) */
                if (!WriteEncodedText(hFile, &pszText[dwPos], dwNext - dwPos + 2, encFile))
                    return FALSE;
                break;
            default:
                return FALSE;
            }
        }
        else
        {
            /* Write text (without eoln, since this is the end of the file) */
            if (!WriteEncodedText(hFile, &pszText[dwPos], dwNext - dwPos, encFile))
                return FALSE;
        }

        /* Skip \r\n */
        dwPos = dwNext + 2;
    }
    while (dwPos < dwTextLen);

    return TRUE;
}

Referenced by DoSaveFile().

Variable Documentation

Globals

NOTEPAD_GLOBALS Globals

Definition at line 13 of file clipbrd.c.