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
 298     case CMD_WRAP:             DIALOG_EditWrap(); break;
 299     case CMD_FONT:             DIALOG_SelectFont(); break;
 300
 301     case CMD_HELP_CONTENTS:    DIALOG_HelpContents(); break;
 302     case CMD_HELP_SEARCH:      DIALOG_HelpSearch(); break;
 303     case CMD_HELP_ON_HELP:     DIALOG_HelpHelp(); break;
 304     case CMD_HELP_ABOUT_NOTEPAD: DIALOG_HelpAboutNotepad(); break;
 305
 306     default:
 307         break;
 308     }
 309    return 0;
 310 }
 311
 312 /***********************************************************************
 313  * Data Initialization
 314  */
 315 static VOID NOTEPAD_InitData(VOID)
 316 {
 317     LPWSTR p = Globals.szFilter;
 318     static const WCHAR txt_files[] = { '*','.','t','x','t',0 };
 319     static const WCHAR all_files[] = { '*','.','*',0 };
 320
 321     LoadString(Globals.hInstance, STRING_TEXT_FILES_TXT, p, MAX_STRING_LEN);
 322     p += lstrlen(p) + 1;
 323     lstrcpy(p, txt_files);
 324     p += lstrlen(p) + 1;
 325     LoadString(Globals.hInstance, STRING_ALL_FILES, p, MAX_STRING_LEN);
 326     p += lstrlen(p) + 1;
 327     lstrcpy(p, all_files);
 328     p += lstrlen(p) + 1;
 329     *p = '\0';
 330     Globals.hDevMode = NULL;
 331     Globals.hDevNames = NULL;
 332
 333     CheckMenuItem(GetMenu(Globals.hMainWnd), CMD_WRAP,
 334             MF_BYCOMMAND | (Globals.bWrapLongLines ? MF_CHECKED : MF_UNCHECKED));
 335 }
 336
 337 /***********************************************************************
 338  * Enable/disable items on the menu based on control state
 339  */
 340 static VOID NOTEPAD_InitMenuPopup(HMENU menu, int index)
 341 {
 342     int enable;
 343
 344     EnableMenuItem(menu, CMD_UNDO,
 345         SendMessage(Globals.hEdit, EM_CANUNDO, 0, 0) ? MF_ENABLED : MF_GRAYED);
 346     EnableMenuItem(menu, CMD_PASTE,
 347         IsClipboardFormatAvailable(CF_TEXT) ? MF_ENABLED : MF_GRAYED);
 348     enable = SendMessage(Globals.hEdit, EM_GETSEL, 0, 0);
 349     enable = (HIWORD(enable) == LOWORD(enable)) ? MF_GRAYED : MF_ENABLED;
 350     EnableMenuItem(menu, CMD_CUT, enable);
 351     EnableMenuItem(menu, CMD_COPY, enable);
 352     EnableMenuItem(menu, CMD_DELETE, enable);
 353
 354     EnableMenuItem(menu, CMD_SELECT_ALL,
 355         GetWindowTextLength(Globals.hEdit) ? MF_ENABLED : MF_GRAYED);
 356 }
 357
 358 static LPTSTR NOTEPAD_StrRStr(LPTSTR pszSource, LPTSTR pszLast, LPTSTR pszSrch)
 359 {
 360     int len = lstrlen(pszSrch);
 361     pszLast--;
 362     while (pszLast >= pszSource)
 363     {
 364         if (StrCmpN(pszLast, pszSrch, len) == 0)
 365             return pszLast;
 366         pszLast--;
 367     }
 368     return NULL;
 369 }
 370
 371 /***********************************************************************
 372  * The user activated the Find dialog
 373  */
 374 void NOTEPAD_DoFind(FINDREPLACE *fr)
 375 {
 376     LPTSTR content;
 377     LPTSTR found;
 378     int len = lstrlen(fr->lpstrFindWhat);
 379     int fileLen;
 380     DWORD pos;
 381
 382     fileLen = GetWindowTextLength(Globals.hEdit) + 1;
 383     content = HeapAlloc(GetProcessHeap(), 0, fileLen * sizeof(TCHAR));
 384     if (!content) return;
 385     GetWindowText(Globals.hEdit, content, fileLen);
 386
 387     SendMessage(Globals.hEdit, EM_GETSEL, 0, (LPARAM)&pos);
 388     switch (fr->Flags & (FR_DOWN|FR_MATCHCASE))
 389     {
 390         case 0:
 391             found = StrRStrI(content, content+pos-len, fr->lpstrFindWhat);
 392             break;
 393         case FR_DOWN:
 394             found = StrStrI(content+pos, fr->lpstrFindWhat);
 395             break;
 396         case FR_MATCHCASE:
 397             found = NOTEPAD_StrRStr(content, content+pos-len, fr->lpstrFindWhat);
 398             break;
 399         case FR_DOWN|FR_MATCHCASE:
 400             found = StrStr(content+pos, fr->lpstrFindWhat);
 401             break;
 402         default:    /* shouldn't happen */
 403             return;
 404     }
 405     HeapFree(GetProcessHeap(), 0, content);
 406
 407     if (found == NULL)
 408     {
 409         DIALOG_StringMsgBox(Globals.hFindReplaceDlg, STRING_NOTFOUND, fr->lpstrFindWhat,
 410             MB_ICONINFORMATION|MB_OK);
 411         return;
 412     }
 413
 414     SendMessage(Globals.hEdit, EM_SETSEL, found - content, found - content + len);
 415 }
 416
 417 /***********************************************************************
 418  *
 419  *           NOTEPAD_WndProc
 420  */
 421 static LRESULT WINAPI NOTEPAD_WndProc(HWND hWnd, UINT msg, WPARAM wParam,
 422                                LPARAM lParam)
 423 {
 424     if (msg == aFINDMSGSTRING)      /* not a constant so can't be used in switch */
 425     {
 426         FINDREPLACE *fr = (FINDREPLACE *)lParam;
 427
 428         if (fr->Flags & FR_DIALOGTERM)
 429             Globals.hFindReplaceDlg = NULL;
 430         if (fr->Flags & FR_FINDNEXT)
 431         {
 432             Globals.lastFind = *fr;
 433             NOTEPAD_DoFind(fr);
 434         }
 435         return 0;
 436     }
 437
 438     switch (msg) {
 439
 440     case WM_CREATE:
 441     {
 442         static const WCHAR editW[] = { 'e','d','i','t',0 };
 443         DWORD dwStyle = WS_CHILD | WS_VISIBLE | WS_BORDER | WS_VSCROLL |
 444                         ES_AUTOVSCROLL | ES_MULTILINE | ES_NOHIDESEL;
 445         RECT rc;
 446         GetClientRect(hWnd, &rc);
 447
 448         if (!Globals.bWrapLongLines) dwStyle |= WS_HSCROLL | ES_AUTOHSCROLL;
 449
 450         Globals.hEdit = CreateWindowEx(WS_EX_CLIENTEDGE, editW, NULL,
 451                              dwStyle,
 452                              0, 0, rc.right, rc.bottom, hWnd,
 453                              NULL, Globals.hInstance, NULL);
 454
 455         Globals.hFont = CreateFontIndirect(&Globals.lfFont);
 456         SendMessage(Globals.hEdit, WM_SETFONT, (WPARAM)Globals.hFont, (LPARAM)FALSE);
 457         break;
 458     }
 459
 460     case WM_COMMAND:
 461         NOTEPAD_MenuCommand(LOWORD(wParam));
 462         break;
 463
 464     case WM_DESTROYCLIPBOARD:
 465         /*MessageBox(Globals.hMainWnd, "Empty clipboard", "Debug", MB_ICONEXCLAMATION);*/
 466         break;
 467
 468     case WM_CLOSE:
 469         if (DoCloseFile()) {
 470             DestroyWindow(hWnd);
 471         }
 472         break;
 473
 474     case WM_QUERYENDSESSION:
 475         if (DoCloseFile()) {
 476             return 1;
 477         }
 478         break;
 479
 480     case WM_DESTROY:
 481         NOTEPAD_SaveSettingToRegistry();
 482
 483         PostQuitMessage(0);
 484         break;
 485
 486     case WM_SIZE:
 487         SetWindowPos(Globals.hEdit, NULL, 0, 0, LOWORD(lParam), HIWORD(lParam),
 488                      SWP_NOOWNERZORDER | SWP_NOZORDER);
 489         break;
 490
 491     case WM_SETFOCUS:
 492         SetFocus(Globals.hEdit);
 493         break;
 494
 495     case WM_DROPFILES:
 496     {
 497         WCHAR szFileName[MAX_PATH];
 498         HANDLE hDrop = (HANDLE) wParam;
 499
 500         DragQueryFile(hDrop, 0, szFileName, SIZEOF(szFileName));
 501         DragFinish(hDrop);
 502         DoOpenFile(szFileName);
 503         break;
 504     }
 505
 506     case WM_INITMENUPOPUP:
 507         NOTEPAD_InitMenuPopup((HMENU)wParam, lParam);
 508         break;
 509
 510     default:
 511         return DefWindowProc(hWnd, msg, wParam, lParam);
 512     }
 513     return 0;
 514 }
 515
 516 static int AlertFileDoesNotExist(LPCWSTR szFileName)
 517 {
 518    int nResult;
 519    WCHAR szMessage[MAX_STRING_LEN];
 520    WCHAR szResource[MAX_STRING_LEN];
 521
 522    LoadString(Globals.hInstance, STRING_DOESNOTEXIST, szResource, SIZEOF(szResource));
 523    wsprintf(szMessage, szResource, szFileName);
 524
 525    LoadString(Globals.hInstance, STRING_ERROR, szResource, SIZEOF(szResource));
 526
 527    nResult = MessageBox(Globals.hMainWnd, szMessage, szResource,
 528                         MB_ICONEXCLAMATION | MB_YESNO);
 529
 530    return(nResult);
 531 }
 532
 533 static void HandleCommandLine(LPWSTR cmdline)
 534 {
 535     WCHAR delimiter;
 536     int opt_print=0;
 537
 538     /* skip white space */
 539     while (*cmdline == ' ') cmdline++;
 540
 541     /* skip executable name */
 542     delimiter = (*cmdline == '"' ? '"' : ' ');
 543
 544     if (*cmdline == delimiter) cmdline++;
 545
 546     while (*cmdline && *cmdline != delimiter) cmdline++;
 547
 548     if (*cmdline == delimiter) cmdline++;
 549
 550     while (*cmdline == ' ' || *cmdline == '-' || *cmdline == '/')
 551     {
 552         WCHAR option;
 553
 554         if (*cmdline++ == ' ') continue;
 555
 556         option = *cmdline;
 557         if (option) cmdline++;
 558         while (*cmdline == ' ') cmdline++;
 559
 560         switch(option)
 561         {
 562             case 'p':
 563             case 'P':
 564                 opt_print=1;
 565                 break;
 566         }
 567     }
 568
 569     if (*cmdline)
 570     {
 571         /* file name is passed in the command line */
 572         LPCWSTR file_name;
 573         BOOL file_exists;
 574         WCHAR buf[MAX_PATH];
 575
 576         if (cmdline[0] == '"')
 577         {
 578             WCHAR* wc;
 579             cmdline++;
 580             wc=cmdline;
 581             /* Note: Double-quotes are not allowed in Windows filenames */
 582             while (*wc && *wc != '"') wc++;
 583             /* On Windows notepad ignores further arguments too */
 584             *wc = 0;
 585         }
 586
 587         if (FileExists(cmdline))
 588         {
 589             file_exists = TRUE;
 590             file_name = cmdline;
 591         }
 592         else
 593         {
 594             static const WCHAR txtW[] = { '.','t','x','t',0 };
 595
 596             /* try to find file with ".txt" extension */
 597             if (strchrW(PathFindFileNameW(cmdline), '.'))
 598             {
 599                 file_exists = FALSE;
 600                 file_name = cmdline;
 601             }
 602             else
 603             {
 604                 lstrcpyn(buf, cmdline, MAX_PATH - lstrlen(txtW) - 1);
 605                 lstrcat(buf, txtW);
 606                 file_name = buf;
 607                 file_exists = FileExists(buf);
 608             }
 609         }
 610
 611         if (file_exists)
 612         {
 613             DoOpenFile(file_name);
 614             InvalidateRect(Globals.hMainWnd, NULL, FALSE);
 615             if (opt_print)
 616                 DIALOG_FilePrint();
 617         }
 618         else
 619         {
 620             switch (AlertFileDoesNotExist(file_name)) {
 621             case IDYES:
 622                 DoOpenFile(file_name);
 623                 break;
 624
 625             case IDNO:
 626                 break;
 627             }
 628         }
 629      }
 630 }
 631
 632 /***********************************************************************
 633  *
 634  *           WinMain
 635  */
 636 int PASCAL WinMain(HINSTANCE hInstance, HINSTANCE prev, LPSTR cmdline, int show)
 637 {
 638     MSG        msg;
 639     HACCEL      hAccel;
 640     WNDCLASSEX class;
 641     HMONITOR monitor;
 642     MONITORINFO info;
 643     INT x, y;
 644     static const WCHAR className[] = {'N','o','t','e','p','a','d',0};
 645     static const WCHAR winName[]   = {'N','o','t','e','p','a','d',0};
 646
 647     aFINDMSGSTRING = RegisterWindowMessage(FINDMSGSTRING);
 648
 649     ZeroMemory(&Globals, sizeof(Globals));
 650     Globals.hInstance       = hInstance;
 651     NOTEPAD_LoadSettingFromRegistry();
 652
 653     ZeroMemory(&class, sizeof(class));
 654     class.cbSize        = sizeof(class);
 655     class.lpfnWndProc   = NOTEPAD_WndProc;
 656     class.hInstance     = Globals.hInstance;
 657     class.hIcon         = LoadIcon(Globals.hInstance, MAKEINTRESOURCE(IDI_NOTEPAD));
 658     class.hCursor       = LoadCursor(0, IDC_ARROW);
 659     class.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
 660     class.lpszMenuName  = MAKEINTRESOURCE(MAIN_MENU);
 661     class.lpszClassName = className;
 662
 663     if (!RegisterClassEx(&class)) return FALSE;
 664
 665     /* Setup windows */
 666
 667     monitor = MonitorFromRect( &main_rect, MONITOR_DEFAULTTOPRIMARY );
 668     info.cbSize = sizeof(info);
 669     GetMonitorInfoW( monitor, &info );
 670
 671     x = main_rect.left;
 672     y = main_rect.top;
 673     if (main_rect.left >= info.rcWork.right ||
 674         main_rect.top >= info.rcWork.bottom ||
 675         main_rect.right < info.rcWork.left ||
 676         main_rect.bottom < info.rcWork.top)
 677         x = y = CW_USEDEFAULT;
 678
 679     Globals.hMainWnd =
 680         CreateWindow(className, winName, WS_OVERLAPPEDWINDOW, x, y,
 681                      main_rect.right - main_rect.left, main_rect.bottom - main_rect.top,
 682                      NULL, NULL, Globals.hInstance, NULL);
 683     if (!Globals.hMainWnd)
 684     {
 685         ShowLastError();
 686         ExitProcess(1);
 687     }
 688
 689     NOTEPAD_InitData();
 690     DIALOG_FileNew();
 691
 692     ShowWindow(Globals.hMainWnd, show);
 693     UpdateWindow(Globals.hMainWnd);
 694     DragAcceptFiles(Globals.hMainWnd, TRUE);
 695
 696     HandleCommandLine(GetCommandLine());
 697
 698     hAccel = LoadAccelerators( hInstance, MAKEINTRESOURCE(ID_ACCEL) );
 699
 700     while (GetMessage(&msg, 0, 0, 0))
 701     {
 702         if (!TranslateAccelerator(Globals.hMainWnd, hAccel, &msg) && !IsDialogMessage(Globals.hFindReplaceDlg, &msg))
 703         {
 704             TranslateMessage(&msg);
 705             DispatchMessage(&msg);
 706         }
 707     }
 708     return msg.wParam;
 709 }