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