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 #include <windows.h>
  26 #include <richedit.h>
  27 #include <stdio.h>
  28
  29 #include "main.h"
  30 #include "dialog.h"
  31 #include "notepad_res.h"
  32
  33 NOTEPAD_GLOBALS Globals;
  34
  35 /***********************************************************************
  36  *
  37  *           SetFileName
  38  *
  39  *  Sets Global File Name.
  40  */
  41 VOID SetFileName(LPSTR szFileName)
  42 {
  43     lstrcpy(Globals.szFileName, szFileName);
  44     Globals.szFileTitle[0] = 0;
  45     GetFileTitle(szFileName, Globals.szFileTitle, sizeof(Globals.szFileTitle));
  46 }
  47
  48 /***********************************************************************
  49  *
  50  *           NOTEPAD_MenuCommand
  51  *
  52  *  All handling of main menu events
  53  */
  54
  55 int NOTEPAD_MenuCommand(WPARAM wParam)
  56 {
  57     switch (wParam)
  58     {
  59     case CMD_NEW:               DIALOG_FileNew(); break;
  60     case CMD_OPEN:              DIALOG_FileOpen(); break;
  61     case CMD_SAVE:              DIALOG_FileSave(); break;
  62     case CMD_SAVE_AS:           DIALOG_FileSaveAs(); break;
  63     case CMD_PRINT:             DIALOG_FilePrint(); break;
  64     case CMD_PAGE_SETUP:        DIALOG_FilePageSetup(); break;
  65     case CMD_PRINTER_SETUP:     DIALOG_FilePrinterSetup();break;
  66     case CMD_EXIT:              DIALOG_FileExit(); break;
  67
  68     case CMD_UNDO:             DIALOG_EditUndo(); break;
  69     case CMD_CUT:              DIALOG_EditCut(); break;
  70     case CMD_COPY:             DIALOG_EditCopy(); break;
  71     case CMD_PASTE:            DIALOG_EditPaste(); break;
  72     case CMD_DELETE:           DIALOG_EditDelete(); break;
  73     case CMD_SELECT_ALL:       DIALOG_EditSelectAll(); break;
  74     case CMD_TIME_DATE:        DIALOG_EditTimeDate();break;
  75
  76     case CMD_SEARCH:           DIALOG_Search(); break;
  77     case CMD_SEARCH_NEXT:      DIALOG_SearchNext(); break;
  78
  79     case CMD_WRAP:             DIALOG_EditWrap(); break;
  80     case CMD_FONT:             DIALOG_SelectFont(); break;
  81
  82     case CMD_HELP_CONTENTS:    DIALOG_HelpContents(); break;
  83     case CMD_HELP_SEARCH:      DIALOG_HelpSearch(); break;
  84     case CMD_HELP_ON_HELP:     DIALOG_HelpHelp(); break;
  85     case CMD_LICENSE:          DIALOG_HelpLicense(); break;
  86     case CMD_NO_WARRANTY:      DIALOG_HelpNoWarranty(); break;
  87     case CMD_ABOUT_WINE:       DIALOG_HelpAboutWine(); break;
  88     }
  89    return 0;
  90 }
  91
  92 /***********************************************************************
  93  * Data Initialization
  94  */
  95 VOID NOTEPAD_InitData(VOID)
  96 {
  97     LPSTR p = Globals.szFilter;
  98
  99     LoadString(Globals.hInstance, STRING_TEXT_FILES_TXT, p, MAX_STRING_LEN);
 100     p += strlen(p) + 1;
 101     lstrcpy(p, "*.txt");
 102     p += strlen(p) + 1;
 103     LoadString(Globals.hInstance, STRING_ALL_FILES, p, MAX_STRING_LEN);
 104     p += strlen(p) + 1;
 105     lstrcpy(p, "*.*");
 106     p += strlen(p) + 1;
 107     *p = '\0';
 108 }
 109
 110 /***********************************************************************
 111  *
 112  *           NOTEPAD_WndProc
 113  */
 114 LRESULT WINAPI NOTEPAD_WndProc(HWND hWnd, UINT msg, WPARAM wParam,
 115                                LPARAM lParam)
 116 {
 117     switch (msg) {
 118
 119     case WM_CREATE:
 120     {
 121         RECT rc;
 122         GetClientRect(hWnd, &rc);
 123         Globals.hEdit = CreateWindow("EDIT", "",
 124                              WS_CHILD | WS_VISIBLE | WS_BORDER | WS_VSCROLL |
 125                              ES_AUTOVSCROLL | ES_MULTILINE,
 126                              0, 0, rc.right, rc.bottom, hWnd,
 127                              NULL, Globals.hInstance, NULL);
 128         break;
 129     }
 130
 131     case WM_COMMAND:
 132         NOTEPAD_MenuCommand(LOWORD(wParam));
 133         break;
 134
 135     case WM_DESTROYCLIPBOARD:
 136         MessageBox(Globals.hMainWnd, "Empty clipboard", "Debug", MB_ICONEXCLAMATION);
 137         break;
 138
 139     case WM_CLOSE:
 140         if (DoCloseFile()) {
 141             DestroyWindow(hWnd);
 142         }
 143         break;
 144
 145     case WM_DESTROY:
 146         PostQuitMessage(0);
 147         break;
 148
 149     case WM_SIZE:
 150         SetWindowPos(Globals.hEdit, NULL, 0, 0, LOWORD(lParam), HIWORD(lParam),
 151                      SWP_NOOWNERZORDER | SWP_NOZORDER);
 152         break;
 153
 154     case WM_DROPFILES:
 155     {
 156         CHAR szFileName[MAX_PATH];
 157         HANDLE hDrop = (HANDLE) wParam;
 158
 159         DragQueryFile(hDrop, 0, (CHAR *) &szFileName, sizeof(szFileName));
 160         DragFinish(hDrop);
 161         DoOpenFile(szFileName);
 162         break;
 163     }
 164
 165     default:
 166         return DefWindowProc(hWnd, msg, wParam, lParam);
 167     }
 168     return 0;
 169 }
 170
 171 int AlertFileDoesNotExist(LPSTR szFileName) {
 172
 173    int nResult;
 174    CHAR szMessage[MAX_STRING_LEN];
 175    CHAR szRessource[MAX_STRING_LEN];
 176
 177    LoadString(Globals.hInstance, STRING_DOESNOTEXIST, szRessource,
 178               sizeof(szRessource));
 179    wsprintf(szMessage, szRessource, szFileName);
 180
 181    LoadString(Globals.hInstance, STRING_ERROR,  szRessource, sizeof(szRessource));
 182
 183    nResult = MessageBox(Globals.hMainWnd, szMessage, szRessource,
 184                         MB_ICONEXCLAMATION | MB_YESNO);
 185
 186    return(nResult);
 187 }
 188
 189 void HandleCommandLine(LPSTR cmdline)
 190 {
 191
 192     while (*cmdline && (*cmdline == ' ' || *cmdline == '-'))
 193     {
 194         CHAR   option;
 195
 196         if (*cmdline++ == ' ') continue;
 197
 198         option = *cmdline;
 199         if (option) cmdline++;
 200         while (*cmdline && *cmdline == ' ') cmdline++;
 201
 202         switch(option)
 203         {
 204             case 'p':
 205             case 'P': printf("Print file: ");
 206                       /* TODO - not yet able to print a file */
 207                       break;
 208         }
 209     }
 210
 211     if (*cmdline)
 212     {
 213         /* file name is passed in the command line */
 214         char *file_name;
 215         BOOL file_exists;
 216         char buf[MAX_PATH];
 217
 218         if (cmdline[0] == '"')
 219         {
 220             cmdline++;
 221             cmdline[strlen(cmdline) - 1] = 0;
 222         }
 223         if (FileExists(cmdline))
 224         {
 225             file_exists = TRUE;
 226             file_name = cmdline;
 227         }
 228         else
 229         {
 230             /* try to find file with ".txt" extention */
 231             if (!strcmp(".txt", cmdline + strlen(cmdline) - strlen(".txt")))
 232             {
 233                 file_exists = FALSE;
 234                 file_name = cmdline;
 235             }
 236             else
 237             {
 238                 strncpy(buf, cmdline, MAX_PATH - strlen(".txt") - 1);
 239                 strcat(buf, ".txt");
 240                 file_name = buf;
 241                 file_exists = FileExists(buf);
 242             }
 243         }
 244
 245         if (file_exists)
 246         {
 247             DoOpenFile(file_name);
 248             InvalidateRect(Globals.hMainWnd, NULL, FALSE);
 249         }
 250         else
 251         {
 252             switch (AlertFileDoesNotExist(file_name)) {
 253             case IDYES:
 254                 DoOpenFile(file_name);
 255                 break;
 256
 257             case IDNO:
 258                 break;
 259             }
 260         }
 261      }
 262 }
 263
 264 /***********************************************************************
 265  *
 266  *           WinMain
 267  */
 268 int PASCAL WinMain(HINSTANCE hInstance, HINSTANCE prev, LPSTR cmdline, int show)
 269 {
 270     MSG        msg;
 271     HACCEL      hAccel;
 272     WNDCLASSEX class;
 273     char className[] = "NPClass";
 274     char winName[]   = "Notepad";
 275
 276     ZeroMemory(&Globals, sizeof(Globals));
 277     Globals.hInstance       = hInstance;
 278
 279     ZeroMemory(&class, sizeof(class));
 280     class.cbSize        = sizeof(class);
 281     class.lpfnWndProc   = NOTEPAD_WndProc;
 282     class.hInstance     = Globals.hInstance;
 283     class.hIcon         = LoadIcon(0, IDI_APPLICATION);
 284     class.hCursor       = LoadCursor(0, IDC_ARROW);
 285     class.hbrBackground = (HBRUSH)(COLOR_WINDOW);
 286     class.lpszMenuName  = MAKEINTRESOURCE(MAIN_MENU);
 287     class.lpszClassName = className;
 288
 289     if (!RegisterClassEx(&class)) return FALSE;
 290
 291     /* Setup windows */
 292
 293     Globals.hMainWnd =
 294         CreateWindow(className, winName, WS_OVERLAPPEDWINDOW,
 295                      CW_USEDEFAULT, 0, CW_USEDEFAULT, 0,
 296                      NULL, NULL, Globals.hInstance, NULL);
 297     if (!Globals.hMainWnd)
 298     {
 299         ShowLastError();
 300         ExitProcess(1);
 301     }
 302
 303     NOTEPAD_InitData();
 304     DIALOG_FileNew();
 305
 306     ShowWindow(Globals.hMainWnd, show);
 307     UpdateWindow(Globals.hMainWnd);
 308     DragAcceptFiles(Globals.hMainWnd, TRUE);
 309
 310     HandleCommandLine(cmdline);
 311
 312     hAccel=LoadAccelerators( hInstance, MAKEINTRESOURCE(ID_ACCEL) );
 313
 314     if( hAccel!=NULL )
 315     {
 316         while( GetMessage(&msg, 0, 0, 0)) {
 317             if( !TranslateAccelerator( Globals.hMainWnd, hAccel, &msg ) ) {
 318                 TranslateMessage( &msg );
 319                 DispatchMessage( &msg );
 320             }
 321         }
 322     } else
 323     {
 324         while (GetMessage(&msg, 0, 0, 0)) {
 325             TranslateMessage(&msg);
 326             DispatchMessage(&msg);
 327         }
 328     }
 329     return msg.wParam;
 330 }