git.oblomov.eu Git - wine/blob - programs/notepad/main.c

   1 /*
   2  *  Notepad
   3  *
   4  *  Copyright 2000 Mike McCormack <Mike_McCormack@looksmart.com.au>
   5  *  Copyright 1997,98 Marcel Baur <mbaur@g26.ethz.ch>
   6  *  Copyright 2002 Sylvain Petreolle <spetreolle@yahoo.fr>
   7  *  Copyright 2002 Andriy Palamarchuk
   8  *
   9  * This library is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public
  11  * License as published by the Free Software Foundation; either
  12  * version 2.1 of the License, or (at your option) any later version.
  13  *
  14  * This library is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with this library; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  22  *
  23  */
  24
  25 #include <windows.h>
  26 #include <shlwapi.h>
  27 #include <stdio.h>
  28
  29 #include "main.h"
  30 #include "dialog.h"
  31 #include "notepad_res.h"
  32 #include "wine/unicode.h"
  33
  34 NOTEPAD_GLOBALS Globals;
  35 static ATOM aFINDMSGSTRING;
  36 static RECT main_rect;
  37
  38 static const WCHAR notepad_reg_key[] = {'S','o','f','t','w','a','r','e','\\',
  39                                         'M','i','c','r','o','s','o','f','t','\\','N','o','t','e','p','a','d','\0'};
  40 static const WCHAR value_fWrap[]            = {'f','W','r','a','p','\0'};
  41 static const WCHAR value_iPointSize[]       = {'i','P','o','i','n','t','S','i','z','e','\0'};
  42 static const WCHAR value_iWindowPosDX[]     = {'i','W','i','n','d','o','w','P','o','s','D','X','\0'};
  43 static const WCHAR value_iWindowPosDY[]     = {'i','W','i','n','d','o','w','P','o','s','D','Y','\0'};
  44 static const WCHAR value_iWindowPosX[]      = {'i','W','i','n','d','o','w','P','o','s','X','\0'};
  45 static const WCHAR value_iWindowPosY[]      = {'i','W','i','n','d','o','w','P','o','s','Y','\0'};
  46 static const WCHAR value_lfCharSet[]        = {'l','f','C','h','a','r','S','e','t','\0'};
  47 static const WCHAR value_lfClipPrecision[]  = {'l','f','C','l','i','p','P','r','e','c','i','s','i','o','n','\0'};
  48 static const WCHAR value_lfEscapement[]     = {'l','f','E','s','c','a','p','e','m','e','n','t','\0'};
  49 static const WCHAR value_lfItalic[]         = {'l','f','I','t','a','l','i','c','\0'};
  50 static const WCHAR value_lfOrientation[]    = {'l','f','O','r','i','e','n','t','a','t','i','o','n','\0'};
  51 static const WCHAR value_lfOutPrecision[]   = {'l','f','O','u','t','P','r','e','c','i','s','i','o','n','\0'};
  52 static const WCHAR value_lfPitchAndFamily[] = {'l','f','P','i','t','c','h','A','n','d','F','a','m','i','l','y','\0'};
  53 static const WCHAR value_lfQuality[]        = {'l','f','Q','u','a','l','i','t','y','\0'};
  54 static const WCHAR value_lfStrikeOut[]      = {'l','f','S','t','r','i','k','e','O','u','t','\0'};
  55 static const WCHAR value_lfUnderline[]      = {'l','f','U','n','d','e','r','l','i','n','e','\0'};
  56 static const WCHAR value_lfWeight[]         = {'l','f','W','e','i','g','h','t','\0'};
  57 static const WCHAR value_lfFaceName[]       = {'l','f','F','a','c','e','N','a','m','e','\0'};
  58 static const WCHAR value_iMarginTop[]       = {'i','M','a','r','g','i','n','T','o','p','\0'};
  59 static const WCHAR value_iMarginBottom[]    = {'i','M','a','r','g','i','n','B','o','t','t','o','m','\0'};
  60 static const WCHAR value_iMarginLeft[]      = {'i','M','a','r','g','i','n','L','e','f','t','\0'};
  61 static const WCHAR value_iMarginRight[]     = {'i','M','a','r','g','i','n','R','i','g','h','t','\0'};
  62 static const WCHAR value_szHeader[]         = {'s','z','H','e','a','d','e','r','\0'};
  63 static const WCHAR value_szFooter[]         = {'s','z','T','r','a','i','l','e','r','\0'};
  64
  65 /***********************************************************************
  66  *
  67  *           SetFileNameAndEncoding
  68  *
  69  *  Sets global file name and encoding (which is used to preselect original
  70  *  encoding in Save As dialog, and when saving without using the Save As
  71  *  dialog).
  72  */
  73 VOID SetFileNameAndEncoding(LPCWSTR szFileName, ENCODING enc)
  74 {
  75     lstrcpyW(Globals.szFileName, szFileName);
  76     Globals.szFileTitle[0] = 0;
  77     GetFileTitleW(szFileName, Globals.szFileTitle, sizeof(Globals.szFileTitle));
  78     Globals.encFile = enc;
  79 }
  80
  81 /******************************************************************************
  82  *      get_dpi
  83  *
  84  * Get the dpi from registry HKCC\Software\Fonts\LogPixels.
  85  */
  86 DWORD get_dpi(void)
  87 {
  88     static const WCHAR dpi_key_name[] = {'S','o','f','t','w','a','r','e','\\','F','o','n','t','s','\0'};
  89     static const WCHAR dpi_value_name[] = {'L','o','g','P','i','x','e','l','s','\0'};
  90     DWORD dpi = 96;
  91     HKEY hkey;
  92
  93     if (RegOpenKeyW(HKEY_CURRENT_CONFIG, dpi_key_name, &hkey) == ERROR_SUCCESS)
  94     {
  95         DWORD type, size, new_dpi;
  96
  97         size = sizeof(new_dpi);
  98         if(RegQueryValueExW(hkey, dpi_value_name, NULL, &type, (LPBYTE)&new_dpi, &size) == ERROR_SUCCESS)
  99         {
 100             if(type == REG_DWORD && new_dpi != 0)
 101                 dpi = new_dpi;
 102         }
 103         RegCloseKey(hkey);
 104     }
 105     return dpi;
 106 }
 107
 108 /***********************************************************************
 109  *
 110  *           NOTEPAD_SaveSettingToRegistry
 111  *
 112  *  Save setting to registry HKCU\Software\Microsoft\Notepad.
 113  */
 114 static VOID NOTEPAD_SaveSettingToRegistry(void)
 115 {
 116     HKEY hkey;
 117     DWORD disp;
 118
 119     if(RegCreateKeyExW(HKEY_CURRENT_USER, notepad_reg_key, 0, NULL,
 120                 REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &hkey, &disp) == ERROR_SUCCESS)
 121     {
 122         DWORD data;
 123         WINDOWPLACEMENT wndpl;
 124
 125         wndpl.length = sizeof(WINDOWPLACEMENT);
 126         GetWindowPlacement(Globals.hMainWnd, &wndpl);
 127         main_rect = wndpl.rcNormalPosition;
 128
 129 #define SET_NOTEPAD_REG(hkey, value_name, value_data) do { DWORD data = value_data; RegSetValueExW(hkey, value_name, 0, REG_DWORD, (LPBYTE)&data, sizeof(DWORD)); }while(0)
 130         SET_NOTEPAD_REG(hkey, value_fWrap,            Globals.bWrapLongLines);
 131         SET_NOTEPAD_REG(hkey, value_iWindowPosX,      main_rect.left);
 132         SET_NOTEPAD_REG(hkey, value_iWindowPosY,      main_rect.top);
 133         SET_NOTEPAD_REG(hkey, value_iWindowPosDX,     main_rect.right - main_rect.left);
 134         SET_NOTEPAD_REG(hkey, value_iWindowPosDY,     main_rect.bottom - main_rect.top);
 135         SET_NOTEPAD_REG(hkey, value_lfCharSet,        Globals.lfFont.lfCharSet);
 136         SET_NOTEPAD_REG(hkey, value_lfClipPrecision,  Globals.lfFont.lfClipPrecision);
 137         SET_NOTEPAD_REG(hkey, value_lfEscapement,     Globals.lfFont.lfEscapement);
 138         SET_NOTEPAD_REG(hkey, value_lfItalic,         Globals.lfFont.lfItalic);
 139         SET_NOTEPAD_REG(hkey, value_lfOrientation,    Globals.lfFont.lfOrientation);
 140         SET_NOTEPAD_REG(hkey, value_lfOutPrecision,   Globals.lfFont.lfOutPrecision);
 141         SET_NOTEPAD_REG(hkey, value_lfPitchAndFamily, Globals.lfFont.lfPitchAndFamily);
 142         SET_NOTEPAD_REG(hkey, value_lfQuality,        Globals.lfFont.lfQuality);
 143         SET_NOTEPAD_REG(hkey, value_lfStrikeOut,      Globals.lfFont.lfStrikeOut);
 144         SET_NOTEPAD_REG(hkey, value_lfUnderline,      Globals.lfFont.lfUnderline);
 145         SET_NOTEPAD_REG(hkey, value_lfWeight,         Globals.lfFont.lfWeight);
 146         SET_NOTEPAD_REG(hkey, value_iMarginTop,       Globals.iMarginTop);
 147         SET_NOTEPAD_REG(hkey, value_iMarginBottom,    Globals.iMarginBottom);
 148         SET_NOTEPAD_REG(hkey, value_iMarginLeft,      Globals.iMarginLeft);
 149         SET_NOTEPAD_REG(hkey, value_iMarginRight,     Globals.iMarginRight);
 150 #undef SET_NOTEPAD_REG
 151
 152         /* Store the current value as 10 * twips */
 153         data = MulDiv(abs(Globals.lfFont.lfHeight), 720 , get_dpi());
 154         RegSetValueExW(hkey, value_iPointSize, 0, REG_DWORD, (LPBYTE)&data, sizeof(DWORD));
 155
 156         RegSetValueExW(hkey, value_lfFaceName, 0, REG_SZ, (LPBYTE)&Globals.lfFont.lfFaceName,
 157                       lstrlenW(Globals.lfFont.lfFaceName) * sizeof(Globals.lfFont.lfFaceName[0]));
 158
 159         RegSetValueExW(hkey, value_szHeader, 0, REG_SZ, (LPBYTE)&Globals.szHeader,
 160                       lstrlenW(Globals.szHeader) * sizeof(Globals.szHeader[0]));
 161
 162         RegSetValueExW(hkey, value_szFooter, 0, REG_SZ, (LPBYTE)&Globals.szFooter,
 163                       lstrlenW(Globals.szFooter) * sizeof(Globals.szFooter[0]));
 164
 165         RegCloseKey(hkey);
 166     }
 167 }
 168
 169 /***********************************************************************
 170  *
 171  *           NOTEPAD_LoadSettingFromRegistry
 172  *
 173  *  Load setting from registry HKCU\Software\Microsoft\Notepad.
 174  */
 175 static VOID NOTEPAD_LoadSettingFromRegistry(void)
 176 {
 177     static const WCHAR systemW[] = { 'S','y','s','t','e','m','\0' };
 178     HKEY hkey;
 179     INT base_length, dx, dy;
 180
 181     base_length = (GetSystemMetrics(SM_CXSCREEN) > GetSystemMetrics(SM_CYSCREEN))?
 182         GetSystemMetrics(SM_CYSCREEN) : GetSystemMetrics(SM_CXSCREEN);
 183
 184     dx = base_length * .95;
 185     dy = dx * 3 / 4;
 186     SetRect( &main_rect, 0, 0, dx, dy );
 187
 188     Globals.bWrapLongLines  = TRUE;
 189     Globals.iMarginTop = 2500;
 190     Globals.iMarginBottom = 2500;
 191     Globals.iMarginLeft = 2000;
 192     Globals.iMarginRight = 2000;
 193
 194     Globals.lfFont.lfHeight         = -12;
 195     Globals.lfFont.lfWidth          = 0;
 196     Globals.lfFont.lfEscapement     = 0;
 197     Globals.lfFont.lfOrientation    = 0;
 198     Globals.lfFont.lfWeight         = FW_REGULAR;
 199     Globals.lfFont.lfItalic         = FALSE;
 200     Globals.lfFont.lfUnderline      = FALSE;
 201     Globals.lfFont.lfStrikeOut      = FALSE;
 202     Globals.lfFont.lfCharSet        = DEFAULT_CHARSET;
 203     Globals.lfFont.lfOutPrecision   = OUT_DEFAULT_PRECIS;
 204     Globals.lfFont.lfClipPrecision  = CLIP_DEFAULT_PRECIS;
 205     Globals.lfFont.lfQuality        = DEFAULT_QUALITY;
 206     Globals.lfFont.lfPitchAndFamily = FIXED_PITCH | FF_DONTCARE;
 207     lstrcpyW(Globals.lfFont.lfFaceName, systemW);
 208
 209     LoadStringW(Globals.hInstance, STRING_PAGESETUP_HEADERVALUE,
 210                 Globals.szHeader, ARRAY_SIZE(Globals.szHeader));
 211     LoadStringW(Globals.hInstance, STRING_PAGESETUP_FOOTERVALUE,
 212                 Globals.szFooter, ARRAY_SIZE(Globals.szFooter));
 213
 214     if(RegOpenKeyW(HKEY_CURRENT_USER, notepad_reg_key, &hkey) == ERROR_SUCCESS)
 215     {
 216         WORD  data_helper[MAX_PATH];
 217         DWORD type, data, size;
 218
 219 #define QUERY_NOTEPAD_REG(hkey, value_name, ret) do { DWORD type, data; DWORD size = sizeof(DWORD); if(RegQueryValueExW(hkey, value_name, 0, &type, (LPBYTE)&data, &size) == ERROR_SUCCESS) if(type == REG_DWORD) ret = data; } while(0)
 220         QUERY_NOTEPAD_REG(hkey, value_fWrap,            Globals.bWrapLongLines);
 221         QUERY_NOTEPAD_REG(hkey, value_iWindowPosX,      main_rect.left);
 222         QUERY_NOTEPAD_REG(hkey, value_iWindowPosY,      main_rect.top);
 223         QUERY_NOTEPAD_REG(hkey, value_iWindowPosDX,     dx);
 224         QUERY_NOTEPAD_REG(hkey, value_iWindowPosDY,     dy);
 225         QUERY_NOTEPAD_REG(hkey, value_lfCharSet,        Globals.lfFont.lfCharSet);
 226         QUERY_NOTEPAD_REG(hkey, value_lfClipPrecision,  Globals.lfFont.lfClipPrecision);
 227         QUERY_NOTEPAD_REG(hkey, value_lfEscapement,     Globals.lfFont.lfEscapement);
 228         QUERY_NOTEPAD_REG(hkey, value_lfItalic,         Globals.lfFont.lfItalic);
 229         QUERY_NOTEPAD_REG(hkey, value_lfOrientation,    Globals.lfFont.lfOrientation);
 230         QUERY_NOTEPAD_REG(hkey, value_lfOutPrecision,   Globals.lfFont.lfOutPrecision);
 231         QUERY_NOTEPAD_REG(hkey, value_lfPitchAndFamily, Globals.lfFont.lfPitchAndFamily);
 232         QUERY_NOTEPAD_REG(hkey, value_lfQuality,        Globals.lfFont.lfQuality);
 233         QUERY_NOTEPAD_REG(hkey, value_lfStrikeOut,      Globals.lfFont.lfStrikeOut);
 234         QUERY_NOTEPAD_REG(hkey, value_lfUnderline,      Globals.lfFont.lfUnderline);
 235         QUERY_NOTEPAD_REG(hkey, value_lfWeight,         Globals.lfFont.lfWeight);
 236         QUERY_NOTEPAD_REG(hkey, value_iMarginTop,       Globals.iMarginTop);
 237         QUERY_NOTEPAD_REG(hkey, value_iMarginBottom,    Globals.iMarginBottom);
 238         QUERY_NOTEPAD_REG(hkey, value_iMarginLeft,      Globals.iMarginLeft);
 239         QUERY_NOTEPAD_REG(hkey, value_iMarginRight,     Globals.iMarginRight);
 240 #undef QUERY_NOTEPAD_REG
 241
 242         main_rect.right = main_rect.left + dx;
 243         main_rect.bottom = main_rect.top + dy;
 244
 245         size = sizeof(DWORD);
 246         if(RegQueryValueExW(hkey, value_iPointSize, 0, &type, (LPBYTE)&data, &size) == ERROR_SUCCESS)
 247             if(type == REG_DWORD)
 248                 /* The value is stored as 10 * twips */
 249                 Globals.lfFont.lfHeight = -MulDiv(abs(data), get_dpi(), 720);
 250
 251         size = sizeof(Globals.lfFont.lfFaceName);
 252         if(RegQueryValueExW(hkey, value_lfFaceName, 0, &type, (LPBYTE)&data_helper, &size) == ERROR_SUCCESS)
 253             if(type == REG_SZ)
 254                 lstrcpyW(Globals.lfFont.lfFaceName, data_helper);
 255
 256         size = sizeof(Globals.szHeader);
 257         if(RegQueryValueExW(hkey, value_szHeader, 0, &type, (LPBYTE)&data_helper, &size) == ERROR_SUCCESS)
 258             if(type == REG_SZ)
 259                 lstrcpyW(Globals.szHeader, data_helper);
 260
 261         size = sizeof(Globals.szFooter);
 262         if(RegQueryValueExW(hkey, value_szFooter, 0, &type, (LPBYTE)&data_helper, &size) == ERROR_SUCCESS)
 263             if(type == REG_SZ)
 264                 lstrcpyW(Globals.szFooter, data_helper);
 265         RegCloseKey(hkey);
 266     }
 267 }
 268
 269 /***********************************************************************
 270  *
 271  *           NOTEPAD_MenuCommand
 272  *
 273  *  All handling of main menu events
 274  */
 275 static int NOTEPAD_MenuCommand(WPARAM wParam)
 276 {
 277     switch (wParam)
 278     {
 279     case CMD_NEW:               DIALOG_FileNew(); break;
 280     case CMD_OPEN:              DIALOG_FileOpen(); break;
 281     case CMD_SAVE:              DIALOG_FileSave(); break;
 282     case CMD_SAVE_AS:           DIALOG_FileSaveAs(); break;
 283     case CMD_PRINT:             DIALOG_FilePrint(); break;
 284     case CMD_PAGE_SETUP:        DIALOG_FilePageSetup(); break;
 285     case CMD_PRINTER_SETUP:     DIALOG_FilePrinterSetup();break;
 286     case CMD_EXIT:              DIALOG_FileExit(); break;
 287
 288     case CMD_UNDO:             DIALOG_EditUndo(); break;
 289     case CMD_CUT:              DIALOG_EditCut(); break;
 290     case CMD_COPY:             DIALOG_EditCopy(); break;
 291     case CMD_PASTE:            DIALOG_EditPaste(); break;
 292     case CMD_DELETE:           DIALOG_EditDelete(); break;
 293     case CMD_SELECT_ALL:       DIALOG_EditSelectAll(); break;
 294     case CMD_TIME_DATE:        DIALOG_EditTimeDate();break;
 295
 296     case CMD_SEARCH:           DIALOG_Search(); break;
 297     case CMD_SEARCH_NEXT:      DIALOG_SearchNext(); break;
 298     case CMD_REPLACE:          DIALOG_Replace(); break;
 299
 300     case CMD_WRAP:             DIALOG_EditWrap(); break;
 301     case CMD_FONT:             DIALOG_SelectFont(); break;
 302
 303     case CMD_HELP_CONTENTS:    DIALOG_HelpContents(); break;
 304     case CMD_HELP_ABOUT_NOTEPAD: DIALOG_HelpAboutNotepad(); break;
 305
 306     default:
 307         break;
 308     }
 309    return 0;
 310 }
 311
 312 /***********************************************************************
 313  * Data Initialization
 314  */
 315 static VOID NOTEPAD_InitData(VOID)
 316 {
 317     LPWSTR p = Globals.szFilter;
 318     static const WCHAR txt_files[] = { '*','.','t','x','t',0 };
 319     static const WCHAR all_files[] = { '*','.','*',0 };
 320
 321     LoadStringW(Globals.hInstance, STRING_TEXT_FILES_TXT, p, MAX_STRING_LEN);
 322     p += lstrlenW(p) + 1;
 323     lstrcpyW(p, txt_files);
 324     p += lstrlenW(p) + 1;
 325     LoadStringW(Globals.hInstance, STRING_ALL_FILES, p, MAX_STRING_LEN);
 326     p += lstrlenW(p) + 1;
 327     lstrcpyW(p, all_files);
 328     p += lstrlenW(p) + 1;
 329     *p = '\0';
 330     Globals.hDevMode = NULL;
 331     Globals.hDevNames = NULL;
 332
 333     CheckMenuItem(GetMenu(Globals.hMainWnd), CMD_WRAP,
 334             MF_BYCOMMAND | (Globals.bWrapLongLines ? MF_CHECKED : MF_UNCHECKED));
 335 }
 336
 337 /***********************************************************************
 338  * Enable/disable items on the menu based on control state
 339  */
 340 static VOID NOTEPAD_InitMenuPopup(HMENU menu, int index)
 341 {
 342     int enable;
 343
 344     EnableMenuItem(menu, CMD_UNDO,
 345         SendMessageW(Globals.hEdit, EM_CANUNDO, 0, 0) ? MF_ENABLED : MF_GRAYED);
 346     EnableMenuItem(menu, CMD_PASTE,
 347         IsClipboardFormatAvailable(CF_TEXT) ? MF_ENABLED : MF_GRAYED);
 348     enable = SendMessageW(Globals.hEdit, EM_GETSEL, 0, 0);
 349     enable = (HIWORD(enable) == LOWORD(enable)) ? MF_GRAYED : MF_ENABLED;
 350     EnableMenuItem(menu, CMD_CUT, enable);
 351     EnableMenuItem(menu, CMD_COPY, enable);
 352     EnableMenuItem(menu, CMD_DELETE, enable);
 353
 354     EnableMenuItem(menu, CMD_SELECT_ALL,
 355         GetWindowTextLengthW(Globals.hEdit) ? MF_ENABLED : MF_GRAYED);
 356 }
 357
 358 static LPWSTR NOTEPAD_StrRStr(LPWSTR pszSource, LPWSTR pszLast, LPWSTR pszSrch)
 359 {
 360     int len = lstrlenW(pszSrch);
 361     pszLast--;
 362     while (pszLast >= pszSource)
 363     {
 364         if (StrCmpNW(pszLast, pszSrch, len) == 0)
 365             return pszLast;
 366         pszLast--;
 367     }
 368     return NULL;
 369 }
 370
 371 /***********************************************************************
 372  * The user activated the Find dialog
 373  */
 374 void NOTEPAD_DoFind(FINDREPLACEW *fr)
 375 {
 376     LPWSTR content;
 377     LPWSTR found;
 378     int len = lstrlenW(fr->lpstrFindWhat);
 379     int fileLen;
 380     DWORD pos;
 381
 382     fileLen = GetWindowTextLengthW(Globals.hEdit) + 1;
 383     content = HeapAlloc(GetProcessHeap(), 0, fileLen * sizeof(WCHAR));
 384     if (!content) return;
 385     GetWindowTextW(Globals.hEdit, content, fileLen);
 386
 387     SendMessageW(Globals.hEdit, EM_GETSEL, 0, (LPARAM)&pos);
 388     switch (fr->Flags & (FR_DOWN|FR_MATCHCASE))
 389     {
 390         case 0:
 391             found = StrRStrIW(content, content+pos-len, fr->lpstrFindWhat);
 392             break;
 393         case FR_DOWN:
 394             found = StrStrIW(content+pos, fr->lpstrFindWhat);
 395             break;
 396         case FR_MATCHCASE:
 397             found = NOTEPAD_StrRStr(content, content+pos-len, fr->lpstrFindWhat);
 398             break;
 399         case FR_DOWN|FR_MATCHCASE:
 400             found = StrStrW(content+pos, fr->lpstrFindWhat);
 401             break;
 402         default:    /* shouldn't happen */
 403             return;
 404     }
 405     HeapFree(GetProcessHeap(), 0, content);
 406
 407     if (found == NULL)
 408     {
 409         DIALOG_StringMsgBox(Globals.hFindReplaceDlg, STRING_NOTFOUND, fr->lpstrFindWhat,
 410             MB_ICONINFORMATION|MB_OK);
 411         return;
 412     }
 413
 414     SendMessageW(Globals.hEdit, EM_SETSEL, found - content, found - content + len);
 415 }
 416
 417 static void NOTEPAD_DoReplace(FINDREPLACEW *fr)
 418 {
 419     LPWSTR content;
 420     int len = lstrlenW(fr->lpstrFindWhat);
 421     int fileLen;
 422     DWORD pos;
 423     DWORD pos_start;
 424
 425     fileLen = GetWindowTextLengthW(Globals.hEdit) + 1;
 426     content = HeapAlloc(GetProcessHeap(), 0, fileLen * sizeof(WCHAR));
 427     if (!content) return;
 428     GetWindowTextW(Globals.hEdit, content, fileLen);
 429
 430     SendMessageW(Globals.hEdit, EM_GETSEL, (WPARAM)&pos_start, (LPARAM)&pos);
 431     switch (fr->Flags & (FR_DOWN|FR_MATCHCASE))
 432     {
 433         case FR_DOWN:
 434             if ( pos-pos_start == len && StrCmpNIW(fr->lpstrFindWhat, content+pos_start, len) == 0)
 435                 SendMessageW(Globals.hEdit, EM_REPLACESEL, TRUE, (LPARAM)fr->lpstrReplaceWith);
 436             break;
 437         case FR_DOWN|FR_MATCHCASE:
 438             if ( pos-pos_start == len && StrCmpNW(fr->lpstrFindWhat, content+pos_start, len) == 0)
 439                 SendMessageW(Globals.hEdit, EM_REPLACESEL, TRUE, (LPARAM)fr->lpstrReplaceWith);
 440             break;
 441         default:    /* shouldn't happen */
 442             return;
 443     }
 444     HeapFree(GetProcessHeap(), 0, content);
 445
 446     NOTEPAD_DoFind(fr);
 447 }
 448
 449 static void NOTEPAD_DoReplaceAll(FINDREPLACEW *fr)
 450 {
 451     LPWSTR content;
 452     LPWSTR found;
 453     int len = lstrlenW(fr->lpstrFindWhat);
 454     int fileLen;
 455     DWORD pos;
 456
 457     SendMessageW(Globals.hEdit, EM_SETSEL, 0, 0);
 458     while(TRUE){
 459         fileLen = GetWindowTextLengthW(Globals.hEdit) + 1;
 460         content = HeapAlloc(GetProcessHeap(), 0, fileLen * sizeof(WCHAR));
 461         if (!content) return;
 462         GetWindowTextW(Globals.hEdit, content, fileLen);
 463
 464         SendMessageW(Globals.hEdit, EM_GETSEL, 0, (LPARAM)&pos);
 465         switch (fr->Flags & (FR_DOWN|FR_MATCHCASE))
 466         {
 467             case FR_DOWN:
 468                 found = StrStrIW(content+pos, fr->lpstrFindWhat);
 469                 break;
 470             case FR_DOWN|FR_MATCHCASE:
 471                 found = StrStrW(content+pos, fr->lpstrFindWhat);
 472                 break;
 473             default:    /* shouldn't happen */
 474                 return;
 475         }
 476         HeapFree(GetProcessHeap(), 0, content);
 477
 478         if(found == NULL)
 479         {
 480             SendMessageW(Globals.hEdit, EM_SETSEL, 0, 0);
 481             return;
 482         }
 483         SendMessageW(Globals.hEdit, EM_SETSEL, found - content, found - content + len);
 484         SendMessageW(Globals.hEdit, EM_REPLACESEL, TRUE, (LPARAM)fr->lpstrReplaceWith);
 485     }
 486 }
 487
 488 /***********************************************************************
 489  *
 490  *           NOTEPAD_WndProc
 491  */
 492 static LRESULT WINAPI NOTEPAD_WndProc(HWND hWnd, UINT msg, WPARAM wParam,
 493                                LPARAM lParam)
 494 {
 495     if (msg == aFINDMSGSTRING)      /* not a constant so can't be used in switch */
 496     {
 497         FINDREPLACEW *fr = (FINDREPLACEW *)lParam;
 498
 499         if (fr->Flags & FR_DIALOGTERM)
 500             Globals.hFindReplaceDlg = NULL;
 501         if (fr->Flags & FR_FINDNEXT)
 502         {
 503             Globals.lastFind = *fr;
 504             NOTEPAD_DoFind(fr);
 505         }
 506         if (fr->Flags & FR_REPLACE)
 507         {
 508             Globals.lastFind = *fr;
 509             NOTEPAD_DoReplace(fr);
 510         }
 511         if (fr->Flags & FR_REPLACEALL)
 512         {
 513             Globals.lastFind = *fr;
 514             NOTEPAD_DoReplaceAll(fr);
 515         }
 516         return 0;
 517     }
 518
 519     switch (msg) {
 520
 521     case WM_CREATE:
 522     {
 523         static const WCHAR editW[] = { 'e','d','i','t',0 };
 524         DWORD dwStyle = WS_CHILD | WS_VISIBLE | WS_BORDER | WS_VSCROLL |
 525                         ES_AUTOVSCROLL | ES_MULTILINE | ES_NOHIDESEL;
 526         RECT rc;
 527         GetClientRect(hWnd, &rc);
 528
 529         if (!Globals.bWrapLongLines) dwStyle |= WS_HSCROLL | ES_AUTOHSCROLL;
 530
 531         Globals.hEdit = CreateWindowExW(WS_EX_CLIENTEDGE, editW, NULL,
 532                              dwStyle, 0, 0, rc.right, rc.bottom, hWnd,
 533                              NULL, Globals.hInstance, NULL);
 534
 535         Globals.hFont = CreateFontIndirectW(&Globals.lfFont);
 536         SendMessageW(Globals.hEdit, WM_SETFONT, (WPARAM)Globals.hFont, FALSE);
 537         SendMessageW(Globals.hEdit, EM_LIMITTEXT, 0, 0);
 538         break;
 539     }
 540
 541     case WM_COMMAND:
 542         NOTEPAD_MenuCommand(LOWORD(wParam));
 543         break;
 544
 545     case WM_DESTROYCLIPBOARD:
 546         /*MessageBoxW(Globals.hMainWnd, "Empty clipboard", "Debug", MB_ICONEXCLAMATION);*/
 547         break;
 548
 549     case WM_CLOSE:
 550         if (DoCloseFile()) {
 551             DestroyWindow(hWnd);
 552         }
 553         break;
 554
 555     case WM_QUERYENDSESSION:
 556         if (DoCloseFile()) {
 557             return 1;
 558         }
 559         break;
 560
 561     case WM_DESTROY:
 562         NOTEPAD_SaveSettingToRegistry();
 563
 564         PostQuitMessage(0);
 565         break;
 566
 567     case WM_SIZE:
 568         SetWindowPos(Globals.hEdit, NULL, 0, 0, LOWORD(lParam), HIWORD(lParam),
 569                      SWP_NOOWNERZORDER | SWP_NOZORDER);
 570         break;
 571
 572     case WM_SETFOCUS:
 573         SetFocus(Globals.hEdit);
 574         break;
 575
 576     case WM_DROPFILES:
 577     {
 578         WCHAR szFileName[MAX_PATH];
 579         HANDLE hDrop = (HANDLE) wParam;
 580
 581         DragQueryFileW(hDrop, 0, szFileName, ARRAY_SIZE(szFileName));
 582         DragFinish(hDrop);
 583         DoOpenFile(szFileName, ENCODING_AUTO);
 584         break;
 585     }
 586
 587     case WM_INITMENUPOPUP:
 588         NOTEPAD_InitMenuPopup((HMENU)wParam, lParam);
 589         break;
 590
 591     default:
 592         return DefWindowProcW(hWnd, msg, wParam, lParam);
 593     }
 594     return 0;
 595 }
 596
 597 static int AlertFileDoesNotExist(LPCWSTR szFileName)
 598 {
 599    int nResult;
 600    WCHAR szMessage[MAX_STRING_LEN];
 601    WCHAR szResource[MAX_STRING_LEN];
 602
 603    LoadStringW(Globals.hInstance, STRING_DOESNOTEXIST, szResource, ARRAY_SIZE(szResource));
 604    wsprintfW(szMessage, szResource, szFileName);
 605
 606    LoadStringW(Globals.hInstance, STRING_ERROR, szResource, ARRAY_SIZE(szResource));
 607
 608    nResult = MessageBoxW(Globals.hMainWnd, szMessage, szResource,
 609                          MB_ICONEXCLAMATION | MB_YESNOCANCEL);
 610
 611    return(nResult);
 612 }
 613
 614 static void HandleCommandLine(LPWSTR cmdline)
 615 {
 616     WCHAR delimiter;
 617     int opt_print=0;
 618
 619     /* skip white space */
 620     while (*cmdline == ' ') cmdline++;
 621
 622     /* skip executable name */
 623     delimiter = (*cmdline == '"' ? '"' : ' ');
 624
 625     if (*cmdline == delimiter) cmdline++;
 626
 627     while (*cmdline && *cmdline != delimiter) cmdline++;
 628
 629     if (*cmdline == delimiter) cmdline++;
 630
 631     while (*cmdline == ' ' || *cmdline == '-' || *cmdline == '/')
 632     {
 633         WCHAR option;
 634
 635         if (*cmdline++ == ' ') continue;
 636
 637         option = *cmdline;
 638         if (option) cmdline++;
 639         while (*cmdline == ' ') cmdline++;
 640
 641         switch(option)
 642         {
 643             case 'p':
 644             case 'P':
 645                 opt_print=1;
 646                 break;
 647         }
 648     }
 649
 650     if (*cmdline)
 651     {
 652         /* file name is passed in the command line */
 653         LPCWSTR file_name;
 654         BOOL file_exists;
 655         WCHAR buf[MAX_PATH];
 656
 657         if (cmdline[0] == '"')
 658         {
 659             WCHAR* wc;
 660             cmdline++;
 661             wc=cmdline;
 662             /* Note: Double-quotes are not allowed in Windows filenames */
 663             while (*wc && *wc != '"') wc++;
 664             /* On Windows notepad ignores further arguments too */
 665             *wc = 0;
 666         }
 667
 668         if (FileExists(cmdline))
 669         {
 670             file_exists = TRUE;
 671             file_name = cmdline;
 672         }
 673         else
 674         {
 675             static const WCHAR txtW[] = { '.','t','x','t',0 };
 676
 677             /* try to find file with ".txt" extension */
 678             if (strchrW(PathFindFileNameW(cmdline), '.'))
 679             {
 680                 file_exists = FALSE;
 681                 file_name = cmdline;
 682             }
 683             else
 684             {
 685                 lstrcpynW(buf, cmdline, MAX_PATH - lstrlenW(txtW) - 1);
 686                 lstrcatW(buf, txtW);
 687                 file_name = buf;
 688                 file_exists = FileExists(buf);
 689             }
 690         }
 691
 692         if (file_exists)
 693         {
 694             DoOpenFile(file_name, ENCODING_AUTO);
 695             InvalidateRect(Globals.hMainWnd, NULL, FALSE);
 696             if (opt_print)
 697                 DIALOG_FilePrint();
 698         }
 699         else
 700         {
 701             switch (AlertFileDoesNotExist(file_name)) {
 702             case IDYES:
 703                 SetFileNameAndEncoding(file_name, ENCODING_ANSI);
 704                 UpdateWindowCaption();
 705                 break;
 706
 707             case IDNO:
 708                 break;
 709
 710             case IDCANCEL:
 711                 DestroyWindow(Globals.hMainWnd);
 712                 break;
 713             }
 714         }
 715      }
 716 }
 717
 718 /***********************************************************************
 719  *
 720  *           WinMain
 721  */
 722 int PASCAL WinMain(HINSTANCE hInstance, HINSTANCE prev, LPSTR cmdline, int show)
 723 {
 724     MSG msg;
 725     HACCEL hAccel;
 726     WNDCLASSEXW class;
 727     HMONITOR monitor;
 728     MONITORINFO info;
 729     INT x, y;
 730     static const WCHAR className[] = {'N','o','t','e','p','a','d',0};
 731     static const WCHAR winName[]   = {'N','o','t','e','p','a','d',0};
 732
 733     aFINDMSGSTRING = RegisterWindowMessageW(FINDMSGSTRINGW);
 734
 735     ZeroMemory(&Globals, sizeof(Globals));
 736     Globals.hInstance       = hInstance;
 737     NOTEPAD_LoadSettingFromRegistry();
 738
 739     ZeroMemory(&class, sizeof(class));
 740     class.cbSize        = sizeof(class);
 741     class.lpfnWndProc   = NOTEPAD_WndProc;
 742     class.hInstance     = Globals.hInstance;
 743     class.hIcon         = LoadIconW(Globals.hInstance, MAKEINTRESOURCEW(IDI_NOTEPAD));
 744     class.hIconSm       = LoadImageW(Globals.hInstance, MAKEINTRESOURCEW(IDI_NOTEPAD), IMAGE_ICON,
 745                                      GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON),
 746                                      LR_SHARED);
 747     class.hCursor       = LoadCursorW(0, (LPCWSTR)IDC_ARROW);
 748     class.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
 749     class.lpszMenuName  = MAKEINTRESOURCEW(MAIN_MENU);
 750     class.lpszClassName = className;
 751
 752     if (!RegisterClassExW(&class)) return FALSE;
 753
 754     /* Setup windows */
 755
 756     monitor = MonitorFromRect( &main_rect, MONITOR_DEFAULTTOPRIMARY );
 757     info.cbSize = sizeof(info);
 758     GetMonitorInfoW( monitor, &info );
 759
 760     x = main_rect.left;
 761     y = main_rect.top;
 762     if (main_rect.left >= info.rcWork.right ||
 763         main_rect.top >= info.rcWork.bottom ||
 764         main_rect.right < info.rcWork.left ||
 765         main_rect.bottom < info.rcWork.top)
 766         x = y = CW_USEDEFAULT;
 767
 768     Globals.hMainWnd =
 769         CreateWindowW(className, winName, WS_OVERLAPPEDWINDOW, x, y,
 770                       main_rect.right - main_rect.left, main_rect.bottom - main_rect.top,
 771                       NULL, NULL, Globals.hInstance, NULL);
 772     if (!Globals.hMainWnd)
 773     {
 774         ShowLastError();
 775         ExitProcess(1);
 776     }
 777
 778     NOTEPAD_InitData();
 779     DIALOG_FileNew();
 780
 781     ShowWindow(Globals.hMainWnd, show);
 782     UpdateWindow(Globals.hMainWnd);
 783     DragAcceptFiles(Globals.hMainWnd, TRUE);
 784
 785     HandleCommandLine(GetCommandLineW());
 786
 787     hAccel = LoadAcceleratorsW(hInstance, MAKEINTRESOURCEW(ID_ACCEL));
 788
 789     while (GetMessageW(&msg, 0, 0, 0))
 790     {
 791         if (!TranslateAcceleratorW(Globals.hMainWnd, hAccel, &msg) && !IsDialogMessageW(Globals.hFindReplaceDlg, &msg))
 792         {
 793             TranslateMessage(&msg);
 794             DispatchMessageW(&msg);
 795         }
 796     }
 797     return msg.wParam;
 798 }