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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  22  *
  23  */
  24
  25 #define UNICODE
  26
  27 #include <windows.h>
  28 #include <stdio.h>
  29
  30 #include "main.h"
  31 #include "dialog.h"
  32 #include "notepad_res.h"
  33
  34 NOTEPAD_GLOBALS Globals;
  35 static ATOM aFINDMSGSTRING;
  36
  37 /***********************************************************************
  38  *
  39  *           SetFileName
  40  *
  41  *  Sets Global File Name.
  42  */
  43 VOID SetFileName(LPCWSTR szFileName)
  44 {
  45     lstrcpy(Globals.szFileName, szFileName);
  46     Globals.szFileTitle[0] = 0;
  47     GetFileTitle(szFileName, Globals.szFileTitle, sizeof(Globals.szFileTitle));
  48 }
  49
  50 /***********************************************************************
  51  *
  52  *           NOTEPAD_InitFont
  53  *
  54  *  Initialize font for the edit window
  55  */
  56 static VOID NOTEPAD_InitFont(void)
  57 {
  58     LOGFONT *lf = &Globals.lfFont;
  59     static const WCHAR systemW[] = { 'S','y','s','t','e','m',0 };
  60
  61     lf->lfHeight        = -10;
  62     lf->lfWidth         = 0;
  63     lf->lfEscapement    = 0;
  64     lf->lfOrientation   = 0;
  65     lf->lfWeight        = FW_BOLD;
  66     lf->lfItalic        = FALSE;
  67     lf->lfUnderline     = FALSE;
  68     lf->lfStrikeOut     = FALSE;
  69     lf->lfCharSet       = DEFAULT_CHARSET;
  70     lf->lfOutPrecision  = OUT_DEFAULT_PRECIS;
  71     lf->lfClipPrecision = CLIP_DEFAULT_PRECIS;
  72     lf->lfQuality       = DEFAULT_QUALITY;
  73     lf->lfPitchAndFamily = FIXED_PITCH | FF_DONTCARE;
  74     lstrcpy(lf->lfFaceName, systemW);
  75
  76     Globals.hFont = CreateFontIndirect(lf);
  77     SendMessage(Globals.hEdit, WM_SETFONT, (WPARAM)Globals.hFont, (LPARAM)FALSE);
  78 }
  79
  80 /***********************************************************************
  81  *
  82  *           NOTEPAD_MenuCommand
  83  *
  84  *  All handling of main menu events
  85  */
  86 static int NOTEPAD_MenuCommand(WPARAM wParam)
  87 {
  88     switch (wParam)
  89     {
  90     case CMD_NEW:               DIALOG_FileNew(); break;
  91     case CMD_OPEN:              DIALOG_FileOpen(); break;
  92     case CMD_SAVE:              DIALOG_FileSave(); break;
  93     case CMD_SAVE_AS:           DIALOG_FileSaveAs(); break;
  94     case CMD_PRINT:             DIALOG_FilePrint(); break;
  95     case CMD_PAGE_SETUP:        DIALOG_FilePageSetup(); break;
  96     case CMD_PRINTER_SETUP:     DIALOG_FilePrinterSetup();break;
  97     case CMD_EXIT:              DIALOG_FileExit(); break;
  98
  99     case CMD_UNDO:             DIALOG_EditUndo(); break;
 100     case CMD_CUT:              DIALOG_EditCut(); break;
 101     case CMD_COPY:             DIALOG_EditCopy(); break;
 102     case CMD_PASTE:            DIALOG_EditPaste(); break;
 103     case CMD_DELETE:           DIALOG_EditDelete(); break;
 104     case CMD_SELECT_ALL:       DIALOG_EditSelectAll(); break;
 105     case CMD_TIME_DATE:        DIALOG_EditTimeDate();break;
 106
 107     case CMD_SEARCH:           DIALOG_Search(); break;
 108     case CMD_SEARCH_NEXT:      DIALOG_SearchNext(); break;
 109
 110     case CMD_WRAP:             DIALOG_EditWrap(); break;
 111     case CMD_FONT:             DIALOG_SelectFont(); break;
 112
 113     case CMD_HELP_CONTENTS:    DIALOG_HelpContents(); break;
 114     case CMD_HELP_SEARCH:      DIALOG_HelpSearch(); break;
 115     case CMD_HELP_ON_HELP:     DIALOG_HelpHelp(); break;
 116     case CMD_LICENSE:          DIALOG_HelpLicense(); break;
 117     case CMD_NO_WARRANTY:      DIALOG_HelpNoWarranty(); break;
 118     case CMD_ABOUT_WINE:       DIALOG_HelpAboutWine(); break;
 119
 120     default:
 121         break;
 122     }
 123    return 0;
 124 }
 125
 126 /***********************************************************************
 127  * Data Initialization
 128  */
 129 static VOID NOTEPAD_InitData(VOID)
 130 {
 131     LPWSTR p = Globals.szFilter;
 132     static const WCHAR txt_files[] = { '*','.','t','x','t',0 };
 133     static const WCHAR all_files[] = { '*','.','*',0 };
 134
 135     LoadString(Globals.hInstance, STRING_TEXT_FILES_TXT, p, MAX_STRING_LEN);
 136     p += lstrlen(p) + 1;
 137     lstrcpy(p, txt_files);
 138     p += lstrlen(p) + 1;
 139     LoadString(Globals.hInstance, STRING_ALL_FILES, p, MAX_STRING_LEN);
 140     p += lstrlen(p) + 1;
 141     lstrcpy(p, all_files);
 142     p += lstrlen(p) + 1;
 143     *p = '\0';
 144     Globals.hDevMode = NULL;
 145     Globals.hDevNames = NULL;
 146 }
 147
 148 /***********************************************************************
 149  * Enable/disable items on the menu based on control state
 150  */
 151 static VOID NOTEPAD_InitMenuPopup(HMENU menu, int index)
 152 {
 153     int enable;
 154
 155     EnableMenuItem(menu, CMD_UNDO,
 156         SendMessage(Globals.hEdit, EM_CANUNDO, 0, 0) ? MF_ENABLED : MF_GRAYED);
 157     EnableMenuItem(menu, CMD_PASTE,
 158         IsClipboardFormatAvailable(CF_TEXT) ? MF_ENABLED : MF_GRAYED);
 159     enable = SendMessage(Globals.hEdit, EM_GETSEL, 0, 0);
 160     enable = (HIWORD(enable) == LOWORD(enable)) ? MF_GRAYED : MF_ENABLED;
 161     EnableMenuItem(menu, CMD_CUT, enable);
 162     EnableMenuItem(menu, CMD_COPY, enable);
 163     EnableMenuItem(menu, CMD_DELETE, enable);
 164
 165     EnableMenuItem(menu, CMD_SELECT_ALL,
 166         GetWindowTextLength(Globals.hEdit) ? MF_ENABLED : MF_GRAYED);
 167 }
 168
 169 /***********************************************************************
 170  *
 171  *           NOTEPAD_WndProc
 172  */
 173 static LRESULT WINAPI NOTEPAD_WndProc(HWND hWnd, UINT msg, WPARAM wParam,
 174                                LPARAM lParam)
 175 {
 176     switch (msg) {
 177
 178     case WM_CREATE:
 179     {
 180         static const WCHAR editW[] = { 'e','d','i','t',0 };
 181         RECT rc;
 182         GetClientRect(hWnd, &rc);
 183         Globals.hEdit = CreateWindowEx(WS_EX_CLIENTEDGE, editW, NULL,
 184                              WS_CHILD | WS_VISIBLE | WS_BORDER | WS_VSCROLL | WS_HSCROLL |
 185                              ES_AUTOVSCROLL | ES_MULTILINE,
 186                              0, 0, rc.right, rc.bottom, hWnd,
 187                              NULL, Globals.hInstance, NULL);
 188         NOTEPAD_InitFont();
 189         break;
 190     }
 191
 192     case WM_COMMAND:
 193         NOTEPAD_MenuCommand(LOWORD(wParam));
 194         break;
 195
 196     case WM_DESTROYCLIPBOARD:
 197         /*MessageBox(Globals.hMainWnd, "Empty clipboard", "Debug", MB_ICONEXCLAMATION);*/
 198         break;
 199
 200     case WM_CLOSE:
 201         if (DoCloseFile()) {
 202             DestroyWindow(hWnd);
 203         }
 204         break;
 205
 206     case WM_QUERYENDSESSION:
 207         if (DoCloseFile()) {
 208             return 1;
 209         }
 210         break;
 211
 212     case WM_DESTROY:
 213         PostQuitMessage(0);
 214         break;
 215
 216     case WM_SIZE:
 217         SetWindowPos(Globals.hEdit, NULL, 0, 0, LOWORD(lParam), HIWORD(lParam),
 218                      SWP_NOOWNERZORDER | SWP_NOZORDER);
 219         break;
 220
 221     case WM_SETFOCUS:
 222         SetFocus(Globals.hEdit);
 223         break;
 224
 225     case WM_DROPFILES:
 226     {
 227         WCHAR szFileName[MAX_PATH];
 228         HANDLE hDrop = (HANDLE) wParam;
 229
 230         DragQueryFile(hDrop, 0, szFileName, SIZEOF(szFileName));
 231         DragFinish(hDrop);
 232         DoOpenFile(szFileName);
 233         break;
 234     }
 235
 236     case WM_INITMENUPOPUP:
 237         NOTEPAD_InitMenuPopup((HMENU)wParam, lParam);
 238         break;
 239
 240     default:
 241         return DefWindowProc(hWnd, msg, wParam, lParam);
 242     }
 243     return 0;
 244 }
 245
 246 static int AlertFileDoesNotExist(LPCWSTR szFileName)
 247 {
 248    int nResult;
 249    WCHAR szMessage[MAX_STRING_LEN];
 250    WCHAR szResource[MAX_STRING_LEN];
 251
 252    LoadString(Globals.hInstance, STRING_DOESNOTEXIST, szResource, SIZEOF(szResource));
 253    wsprintf(szMessage, szResource, szFileName);
 254
 255    LoadString(Globals.hInstance, STRING_ERROR, szResource, SIZEOF(szResource));
 256
 257    nResult = MessageBox(Globals.hMainWnd, szMessage, szResource,
 258                         MB_ICONEXCLAMATION | MB_YESNO);
 259
 260    return(nResult);
 261 }
 262
 263 static void HandleCommandLine(LPWSTR cmdline)
 264 {
 265     WCHAR delimiter;
 266     int opt_print=0;
 267
 268     /* skip white space */
 269     while (*cmdline == ' ') cmdline++;
 270
 271     /* skip executable name */
 272     delimiter = (*cmdline == '"' ? '"' : ' ');
 273
 274     if (*cmdline == delimiter) cmdline++;
 275
 276     while (*cmdline && *cmdline != delimiter) cmdline++;
 277
 278     if (*cmdline == delimiter) cmdline++;
 279
 280     while (*cmdline == ' ' || *cmdline == '-' || *cmdline == '/')
 281     {
 282         WCHAR option;
 283
 284         if (*cmdline++ == ' ') continue;
 285
 286         option = *cmdline;
 287         if (option) cmdline++;
 288         while (*cmdline == ' ') cmdline++;
 289
 290         switch(option)
 291         {
 292             case 'p':
 293             case 'P':
 294                 opt_print=1;
 295                 break;
 296         }
 297     }
 298
 299     if (*cmdline)
 300     {
 301         /* file name is passed in the command line */
 302         LPCWSTR file_name;
 303         BOOL file_exists;
 304         WCHAR buf[MAX_PATH];
 305
 306         if (cmdline[0] == '"')
 307         {
 308             cmdline++;
 309             cmdline[lstrlen(cmdline) - 1] = 0;
 310         }
 311
 312         if (FileExists(cmdline))
 313         {
 314             file_exists = TRUE;
 315             file_name = cmdline;
 316         }
 317         else
 318         {
 319             static const WCHAR txtW[] = { '.','t','x','t',0 };
 320
 321             /* try to find file with ".txt" extension */
 322             if (!lstrcmp(txtW, cmdline + lstrlen(cmdline) - lstrlen(txtW)))
 323             {
 324                 file_exists = FALSE;
 325                 file_name = cmdline;
 326             }
 327             else
 328             {
 329                 lstrcpyn(buf, cmdline, MAX_PATH - lstrlen(txtW) - 1);
 330                 lstrcat(buf, txtW);
 331                 file_name = buf;
 332                 file_exists = FileExists(buf);
 333             }
 334         }
 335
 336         if (file_exists)
 337         {
 338             DoOpenFile(file_name);
 339             InvalidateRect(Globals.hMainWnd, NULL, FALSE);
 340             if (opt_print)
 341                 DIALOG_FilePrint();
 342         }
 343         else
 344         {
 345             switch (AlertFileDoesNotExist(file_name)) {
 346             case IDYES:
 347                 DoOpenFile(file_name);
 348                 break;
 349
 350             case IDNO:
 351                 break;
 352             }
 353         }
 354      }
 355 }
 356
 357 /***********************************************************************
 358  *
 359  *           WinMain
 360  */
 361 int PASCAL WinMain(HINSTANCE hInstance, HINSTANCE prev, LPSTR cmdline, int show)
 362 {
 363     MSG        msg;
 364     HACCEL      hAccel;
 365     WNDCLASSEX class;
 366     static const WCHAR className[] = {'N','P','C','l','a','s','s',0};
 367     static const WCHAR winName[]   = {'N','o','t','e','p','a','d',0};
 368
 369     aFINDMSGSTRING = RegisterWindowMessage(FINDMSGSTRING);
 370
 371     ZeroMemory(&Globals, sizeof(Globals));
 372     Globals.hInstance       = hInstance;
 373
 374     ZeroMemory(&class, sizeof(class));
 375     class.cbSize        = sizeof(class);
 376     class.lpfnWndProc   = NOTEPAD_WndProc;
 377     class.hInstance     = Globals.hInstance;
 378     class.hIcon         = LoadIcon(0, IDI_APPLICATION);
 379     class.hCursor       = LoadCursor(0, IDC_ARROW);
 380     class.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
 381     class.lpszMenuName  = MAKEINTRESOURCE(MAIN_MENU);
 382     class.lpszClassName = className;
 383
 384     if (!RegisterClassEx(&class)) return FALSE;
 385
 386     /* Setup windows */
 387
 388     Globals.hMainWnd =
 389         CreateWindow(className, winName, WS_OVERLAPPEDWINDOW,
 390                      CW_USEDEFAULT, 0, CW_USEDEFAULT, 0,
 391                      NULL, NULL, Globals.hInstance, NULL);
 392     if (!Globals.hMainWnd)
 393     {
 394         ShowLastError();
 395         ExitProcess(1);
 396     }
 397
 398     NOTEPAD_InitData();
 399     DIALOG_FileNew();
 400
 401     ShowWindow(Globals.hMainWnd, show);
 402     UpdateWindow(Globals.hMainWnd);
 403     DragAcceptFiles(Globals.hMainWnd, TRUE);
 404
 405     HandleCommandLine(GetCommandLine());
 406
 407     hAccel = LoadAccelerators( hInstance, MAKEINTRESOURCE(ID_ACCEL) );
 408
 409     while (GetMessage(&msg, 0, 0, 0))
 410     {
 411         if (!TranslateAccelerator(Globals.hMainWnd, hAccel, &msg) && !IsDialogMessage(Globals.hFindReplaceDlg, &msg))
 412         {
 413             TranslateMessage(&msg);
 414             DispatchMessage(&msg);
 415         }
 416     }
 417     return msg.wParam;
 418 }