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_SEARCH:      DIALOG_HelpSearch(); break;
 305     case CMD_HELP_ON_HELP:     DIALOG_HelpHelp(); break;
 306     case CMD_HELP_ABOUT_NOTEPAD: DIALOG_HelpAboutNotepad(); break;
 307
 308     default:
 309         break;
 310     }
 311    return 0;
 312 }
 313
 314 /***********************************************************************
 315  * Data Initialization
 316  */
 317 static VOID NOTEPAD_InitData(VOID)
 318 {
 319     LPWSTR p = Globals.szFilter;
 320     static const WCHAR txt_files[] = { '*','.','t','x','t',0 };
 321     static const WCHAR all_files[] = { '*','.','*',0 };
 322
 323     LoadStringW(Globals.hInstance, STRING_TEXT_FILES_TXT, p, MAX_STRING_LEN);
 324     p += lstrlenW(p) + 1;
 325     lstrcpyW(p, txt_files);
 326     p += lstrlenW(p) + 1;
 327     LoadStringW(Globals.hInstance, STRING_ALL_FILES, p, MAX_STRING_LEN);
 328     p += lstrlenW(p) + 1;
 329     lstrcpyW(p, all_files);
 330     p += lstrlenW(p) + 1;
 331     *p = '\0';
 332     Globals.hDevMode = NULL;
 333     Globals.hDevNames = NULL;
 334
 335     CheckMenuItem(GetMenu(Globals.hMainWnd), CMD_WRAP,
 336             MF_BYCOMMAND | (Globals.bWrapLongLines ? MF_CHECKED : MF_UNCHECKED));
 337 }
 338
 339 /***********************************************************************
 340  * Enable/disable items on the menu based on control state
 341  */
 342 static VOID NOTEPAD_InitMenuPopup(HMENU menu, int index)
 343 {
 344     int enable;
 345
 346     EnableMenuItem(menu, CMD_UNDO,
 347         SendMessageW(Globals.hEdit, EM_CANUNDO, 0, 0) ? MF_ENABLED : MF_GRAYED);
 348     EnableMenuItem(menu, CMD_PASTE,
 349         IsClipboardFormatAvailable(CF_TEXT) ? MF_ENABLED : MF_GRAYED);
 350     enable = SendMessageW(Globals.hEdit, EM_GETSEL, 0, 0);
 351     enable = (HIWORD(enable) == LOWORD(enable)) ? MF_GRAYED : MF_ENABLED;
 352     EnableMenuItem(menu, CMD_CUT, enable);
 353     EnableMenuItem(menu, CMD_COPY, enable);
 354     EnableMenuItem(menu, CMD_DELETE, enable);
 355
 356     EnableMenuItem(menu, CMD_SELECT_ALL,
 357         GetWindowTextLengthW(Globals.hEdit) ? MF_ENABLED : MF_GRAYED);
 358 }
 359
 360 static LPWSTR NOTEPAD_StrRStr(LPWSTR pszSource, LPWSTR pszLast, LPWSTR pszSrch)
 361 {
 362     int len = lstrlenW(pszSrch);
 363     pszLast--;
 364     while (pszLast >= pszSource)
 365     {
 366         if (StrCmpNW(pszLast, pszSrch, len) == 0)
 367             return pszLast;
 368         pszLast--;
 369     }
 370     return NULL;
 371 }
 372
 373 /***********************************************************************
 374  * The user activated the Find dialog
 375  */
 376 void NOTEPAD_DoFind(FINDREPLACEW *fr)
 377 {
 378     LPWSTR content;
 379     LPWSTR found;
 380     int len = lstrlenW(fr->lpstrFindWhat);
 381     int fileLen;
 382     DWORD pos;
 383
 384     fileLen = GetWindowTextLengthW(Globals.hEdit) + 1;
 385     content = HeapAlloc(GetProcessHeap(), 0, fileLen * sizeof(WCHAR));
 386     if (!content) return;
 387     GetWindowTextW(Globals.hEdit, content, fileLen);
 388
 389     SendMessageW(Globals.hEdit, EM_GETSEL, 0, (LPARAM)&pos);
 390     switch (fr->Flags & (FR_DOWN|FR_MATCHCASE))
 391     {
 392         case 0:
 393             found = StrRStrIW(content, content+pos-len, fr->lpstrFindWhat);
 394             break;
 395         case FR_DOWN:
 396             found = StrStrIW(content+pos, fr->lpstrFindWhat);
 397             break;
 398         case FR_MATCHCASE:
 399             found = NOTEPAD_StrRStr(content, content+pos-len, fr->lpstrFindWhat);
 400             break;
 401         case FR_DOWN|FR_MATCHCASE:
 402             found = StrStrW(content+pos, fr->lpstrFindWhat);
 403             break;
 404         default:    /* shouldn't happen */
 405             return;
 406     }
 407     HeapFree(GetProcessHeap(), 0, content);
 408
 409     if (found == NULL)
 410     {
 411         DIALOG_StringMsgBox(Globals.hFindReplaceDlg, STRING_NOTFOUND, fr->lpstrFindWhat,
 412             MB_ICONINFORMATION|MB_OK);
 413         return;
 414     }
 415
 416     SendMessageW(Globals.hEdit, EM_SETSEL, found - content, found - content + len);
 417 }
 418
 419 static void NOTEPAD_DoReplace(FINDREPLACEW *fr)
 420 {
 421     LPWSTR content;
 422     int len = lstrlenW(fr->lpstrFindWhat);
 423     int fileLen;
 424     DWORD pos;
 425     DWORD pos_start;
 426
 427     fileLen = GetWindowTextLengthW(Globals.hEdit) + 1;
 428     content = HeapAlloc(GetProcessHeap(), 0, fileLen * sizeof(WCHAR));
 429     if (!content) return;
 430     GetWindowTextW(Globals.hEdit, content, fileLen);
 431
 432     SendMessageW(Globals.hEdit, EM_GETSEL, (WPARAM)&pos_start, (LPARAM)&pos);
 433     switch (fr->Flags & (FR_DOWN|FR_MATCHCASE))
 434     {
 435         case FR_DOWN:
 436             if ( pos-pos_start == len && StrCmpNIW(fr->lpstrFindWhat, content+pos_start, len) == 0)
 437                 SendMessageW(Globals.hEdit, EM_REPLACESEL, TRUE, (LPARAM)fr->lpstrReplaceWith);
 438             break;
 439         case FR_DOWN|FR_MATCHCASE:
 440             if ( pos-pos_start == len && StrCmpNW(fr->lpstrFindWhat, content+pos_start, len) == 0)
 441                 SendMessageW(Globals.hEdit, EM_REPLACESEL, TRUE, (LPARAM)fr->lpstrReplaceWith);
 442             break;
 443         default:    /* shouldn't happen */
 444             return;
 445     }
 446     HeapFree(GetProcessHeap(), 0, content);
 447
 448     NOTEPAD_DoFind(fr);
 449 }
 450
 451 static void NOTEPAD_DoReplaceAll(FINDREPLACEW *fr)
 452 {
 453     LPWSTR content;
 454     LPWSTR found;
 455     int len = lstrlenW(fr->lpstrFindWhat);
 456     int fileLen;
 457     DWORD pos;
 458
 459     SendMessageW(Globals.hEdit, EM_SETSEL, 0, 0);
 460     while(TRUE){
 461         fileLen = GetWindowTextLengthW(Globals.hEdit) + 1;
 462         content = HeapAlloc(GetProcessHeap(), 0, fileLen * sizeof(WCHAR));
 463         if (!content) return;
 464         GetWindowTextW(Globals.hEdit, content, fileLen);
 465
 466         SendMessageW(Globals.hEdit, EM_GETSEL, 0, (LPARAM)&pos);
 467         switch (fr->Flags & (FR_DOWN|FR_MATCHCASE))
 468         {
 469             case FR_DOWN:
 470                 found = StrStrIW(content+pos, fr->lpstrFindWhat);
 471                 break;
 472             case FR_DOWN|FR_MATCHCASE:
 473                 found = StrStrW(content+pos, fr->lpstrFindWhat);
 474                 break;
 475             default:    /* shouldn't happen */
 476                 return;
 477         }
 478         HeapFree(GetProcessHeap(), 0, content);
 479
 480         if(found == NULL)
 481         {
 482             SendMessageW(Globals.hEdit, EM_SETSEL, 0, 0);
 483             return;
 484         }
 485         SendMessageW(Globals.hEdit, EM_SETSEL, found - content, found - content + len);
 486         SendMessageW(Globals.hEdit, EM_REPLACESEL, TRUE, (LPARAM)fr->lpstrReplaceWith);
 487     }
 488 }
 489
 490 /***********************************************************************
 491  *
 492  *           NOTEPAD_WndProc
 493  */
 494 static LRESULT WINAPI NOTEPAD_WndProc(HWND hWnd, UINT msg, WPARAM wParam,
 495                                LPARAM lParam)
 496 {
 497     if (msg == aFINDMSGSTRING)      /* not a constant so can't be used in switch */
 498     {
 499         FINDREPLACEW *fr = (FINDREPLACEW *)lParam;
 500
 501         if (fr->Flags & FR_DIALOGTERM)
 502             Globals.hFindReplaceDlg = NULL;
 503         if (fr->Flags & FR_FINDNEXT)
 504         {
 505             Globals.lastFind = *fr;
 506             NOTEPAD_DoFind(fr);
 507         }
 508         if (fr->Flags & FR_REPLACE)
 509         {
 510             Globals.lastFind = *fr;
 511             NOTEPAD_DoReplace(fr);
 512         }
 513         if (fr->Flags & FR_REPLACEALL)
 514         {
 515             Globals.lastFind = *fr;
 516             NOTEPAD_DoReplaceAll(fr);
 517         }
 518         return 0;
 519     }
 520
 521     switch (msg) {
 522
 523     case WM_CREATE:
 524     {
 525         static const WCHAR editW[] = { 'e','d','i','t',0 };
 526         DWORD dwStyle = WS_CHILD | WS_VISIBLE | WS_BORDER | WS_VSCROLL |
 527                         ES_AUTOVSCROLL | ES_MULTILINE | ES_NOHIDESEL;
 528         RECT rc;
 529         GetClientRect(hWnd, &rc);
 530
 531         if (!Globals.bWrapLongLines) dwStyle |= WS_HSCROLL | ES_AUTOHSCROLL;
 532
 533         Globals.hEdit = CreateWindowExW(WS_EX_CLIENTEDGE, editW, NULL,
 534                              dwStyle, 0, 0, rc.right, rc.bottom, hWnd,
 535                              NULL, Globals.hInstance, NULL);
 536
 537         Globals.hFont = CreateFontIndirectW(&Globals.lfFont);
 538         SendMessageW(Globals.hEdit, WM_SETFONT, (WPARAM)Globals.hFont, FALSE);
 539         SendMessageW(Globals.hEdit, EM_LIMITTEXT, 0, 0);
 540         break;
 541     }
 542
 543     case WM_COMMAND:
 544         NOTEPAD_MenuCommand(LOWORD(wParam));
 545         break;
 546
 547     case WM_DESTROYCLIPBOARD:
 548         /*MessageBoxW(Globals.hMainWnd, "Empty clipboard", "Debug", MB_ICONEXCLAMATION);*/
 549         break;
 550
 551     case WM_CLOSE:
 552         if (DoCloseFile()) {
 553             DestroyWindow(hWnd);
 554         }
 555         break;
 556
 557     case WM_QUERYENDSESSION:
 558         if (DoCloseFile()) {
 559             return 1;
 560         }
 561         break;
 562
 563     case WM_DESTROY:
 564         NOTEPAD_SaveSettingToRegistry();
 565
 566         PostQuitMessage(0);
 567         break;
 568
 569     case WM_SIZE:
 570         SetWindowPos(Globals.hEdit, NULL, 0, 0, LOWORD(lParam), HIWORD(lParam),
 571                      SWP_NOOWNERZORDER | SWP_NOZORDER);
 572         break;
 573
 574     case WM_SETFOCUS:
 575         SetFocus(Globals.hEdit);
 576         break;
 577
 578     case WM_DROPFILES:
 579     {
 580         WCHAR szFileName[MAX_PATH];
 581         HANDLE hDrop = (HANDLE) wParam;
 582
 583         DragQueryFileW(hDrop, 0, szFileName, ARRAY_SIZE(szFileName));
 584         DragFinish(hDrop);
 585         DoOpenFile(szFileName, ENCODING_AUTO);
 586         break;
 587     }
 588
 589     case WM_INITMENUPOPUP:
 590         NOTEPAD_InitMenuPopup((HMENU)wParam, lParam);
 591         break;
 592
 593     default:
 594         return DefWindowProcW(hWnd, msg, wParam, lParam);
 595     }
 596     return 0;
 597 }
 598
 599 static int AlertFileDoesNotExist(LPCWSTR szFileName)
 600 {
 601    int nResult;
 602    WCHAR szMessage[MAX_STRING_LEN];
 603    WCHAR szResource[MAX_STRING_LEN];
 604
 605    LoadStringW(Globals.hInstance, STRING_DOESNOTEXIST, szResource, ARRAY_SIZE(szResource));
 606    wsprintfW(szMessage, szResource, szFileName);
 607
 608    LoadStringW(Globals.hInstance, STRING_ERROR, szResource, ARRAY_SIZE(szResource));
 609
 610    nResult = MessageBoxW(Globals.hMainWnd, szMessage, szResource,
 611                          MB_ICONEXCLAMATION | MB_YESNOCANCEL);
 612
 613    return(nResult);
 614 }
 615
 616 static void HandleCommandLine(LPWSTR cmdline)
 617 {
 618     WCHAR delimiter;
 619     int opt_print=0;
 620
 621     /* skip white space */
 622     while (*cmdline == ' ') cmdline++;
 623
 624     /* skip executable name */
 625     delimiter = (*cmdline == '"' ? '"' : ' ');
 626
 627     if (*cmdline == delimiter) cmdline++;
 628
 629     while (*cmdline && *cmdline != delimiter) cmdline++;
 630
 631     if (*cmdline == delimiter) cmdline++;
 632
 633     while (*cmdline == ' ' || *cmdline == '-' || *cmdline == '/')
 634     {
 635         WCHAR option;
 636
 637         if (*cmdline++ == ' ') continue;
 638
 639         option = *cmdline;
 640         if (option) cmdline++;
 641         while (*cmdline == ' ') cmdline++;
 642
 643         switch(option)
 644         {
 645             case 'p':
 646             case 'P':
 647                 opt_print=1;
 648                 break;
 649         }
 650     }
 651
 652     if (*cmdline)
 653     {
 654         /* file name is passed in the command line */
 655         LPCWSTR file_name;
 656         BOOL file_exists;
 657         WCHAR buf[MAX_PATH];
 658
 659         if (cmdline[0] == '"')
 660         {
 661             WCHAR* wc;
 662             cmdline++;
 663             wc=cmdline;
 664             /* Note: Double-quotes are not allowed in Windows filenames */
 665             while (*wc && *wc != '"') wc++;
 666             /* On Windows notepad ignores further arguments too */
 667             *wc = 0;
 668         }
 669
 670         if (FileExists(cmdline))
 671         {
 672             file_exists = TRUE;
 673             file_name = cmdline;
 674         }
 675         else
 676         {
 677             static const WCHAR txtW[] = { '.','t','x','t',0 };
 678
 679             /* try to find file with ".txt" extension */
 680             if (strchrW(PathFindFileNameW(cmdline), '.'))
 681             {
 682                 file_exists = FALSE;
 683                 file_name = cmdline;
 684             }
 685             else
 686             {
 687                 lstrcpynW(buf, cmdline, MAX_PATH - lstrlenW(txtW) - 1);
 688                 lstrcatW(buf, txtW);
 689                 file_name = buf;
 690                 file_exists = FileExists(buf);
 691             }
 692         }
 693
 694         if (file_exists)
 695         {
 696             DoOpenFile(file_name, ENCODING_AUTO);
 697             InvalidateRect(Globals.hMainWnd, NULL, FALSE);
 698             if (opt_print)
 699                 DIALOG_FilePrint();
 700         }
 701         else
 702         {
 703             switch (AlertFileDoesNotExist(file_name)) {
 704             case IDYES:
 705                 SetFileNameAndEncoding(file_name, ENCODING_ANSI);
 706                 UpdateWindowCaption();
 707                 break;
 708
 709             case IDNO:
 710                 break;
 711
 712             case IDCANCEL:
 713                 DestroyWindow(Globals.hMainWnd);
 714                 break;
 715             }
 716         }
 717      }
 718 }
 719
 720 /***********************************************************************
 721  *
 722  *           WinMain
 723  */
 724 int PASCAL WinMain(HINSTANCE hInstance, HINSTANCE prev, LPSTR cmdline, int show)
 725 {
 726     MSG msg;
 727     HACCEL hAccel;
 728     WNDCLASSEXW class;
 729     HMONITOR monitor;
 730     MONITORINFO info;
 731     INT x, y;
 732     static const WCHAR className[] = {'N','o','t','e','p','a','d',0};
 733     static const WCHAR winName[]   = {'N','o','t','e','p','a','d',0};
 734
 735     aFINDMSGSTRING = RegisterWindowMessageW(FINDMSGSTRINGW);
 736
 737     ZeroMemory(&Globals, sizeof(Globals));
 738     Globals.hInstance       = hInstance;
 739     NOTEPAD_LoadSettingFromRegistry();
 740
 741     ZeroMemory(&class, sizeof(class));
 742     class.cbSize        = sizeof(class);
 743     class.lpfnWndProc   = NOTEPAD_WndProc;
 744     class.hInstance     = Globals.hInstance;
 745     class.hIcon         = LoadIconW(Globals.hInstance, MAKEINTRESOURCEW(IDI_NOTEPAD));
 746     class.hCursor       = LoadCursorW(0, (LPCWSTR)IDC_ARROW);
 747     class.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
 748     class.lpszMenuName  = MAKEINTRESOURCEW(MAIN_MENU);
 749     class.lpszClassName = className;
 750
 751     if (!RegisterClassExW(&class)) return FALSE;
 752
 753     /* Setup windows */
 754
 755     monitor = MonitorFromRect( &main_rect, MONITOR_DEFAULTTOPRIMARY );
 756     info.cbSize = sizeof(info);
 757     GetMonitorInfoW( monitor, &info );
 758
 759     x = main_rect.left;
 760     y = main_rect.top;
 761     if (main_rect.left >= info.rcWork.right ||
 762         main_rect.top >= info.rcWork.bottom ||
 763         main_rect.right < info.rcWork.left ||
 764         main_rect.bottom < info.rcWork.top)
 765         x = y = CW_USEDEFAULT;
 766
 767     Globals.hMainWnd =
 768         CreateWindowW(className, winName, WS_OVERLAPPEDWINDOW, x, y,
 769                       main_rect.right - main_rect.left, main_rect.bottom - main_rect.top,
 770                       NULL, NULL, Globals.hInstance, NULL);
 771     if (!Globals.hMainWnd)
 772     {
 773         ShowLastError();
 774         ExitProcess(1);
 775     }
 776
 777     NOTEPAD_InitData();
 778     DIALOG_FileNew();
 779
 780     ShowWindow(Globals.hMainWnd, show);
 781     UpdateWindow(Globals.hMainWnd);
 782     DragAcceptFiles(Globals.hMainWnd, TRUE);
 783
 784     HandleCommandLine(GetCommandLineW());
 785
 786     hAccel = LoadAcceleratorsW(hInstance, MAKEINTRESOURCEW(ID_ACCEL));
 787
 788     while (GetMessageW(&msg, 0, 0, 0))
 789     {
 790         if (!TranslateAcceleratorW(Globals.hMainWnd, hAccel, &msg) && !IsDialogMessageW(Globals.hFindReplaceDlg, &msg))
 791         {
 792             TranslateMessage(&msg);
 793             DispatchMessageW(&msg);
 794         }
 795     }
 796     return msg.wParam;
 797 }