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