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