mirror of
https://github.com/reactos/reactos.git
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694 lines
20 KiB
C
694 lines
20 KiB
C
/*
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* Notepad
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*
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* Copyright 2000 Mike McCormack <Mike_McCormack@looksmart.com.au>
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* Copyright 1997,98 Marcel Baur <mbaur@g26.ethz.ch>
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* Copyright 2002 Sylvain Petreolle <spetreolle@yahoo.fr>
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* Copyright 2002 Andriy Palamarchuk
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#include "notepad.h"
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#include <strsafe.h>
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NOTEPAD_GLOBALS Globals;
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static ATOM aFINDMSGSTRING;
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VOID NOTEPAD_EnableSearchMenu()
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{
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EnableMenuItem(Globals.hMenu, CMD_SEARCH,
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MF_BYCOMMAND | ((GetWindowTextLength(Globals.hEdit) == 0) ? MF_DISABLED | MF_GRAYED : MF_ENABLED));
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EnableMenuItem(Globals.hMenu, CMD_SEARCH_NEXT,
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MF_BYCOMMAND | ((GetWindowTextLength(Globals.hEdit) == 0) ? MF_DISABLED | MF_GRAYED : MF_ENABLED));
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}
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/***********************************************************************
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*
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* SetFileName
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*
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* Sets Global File Name.
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*/
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VOID SetFileName(LPCTSTR szFileName)
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{
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StringCchCopy(Globals.szFileName, ARRAY_SIZE(Globals.szFileName), szFileName);
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Globals.szFileTitle[0] = 0;
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GetFileTitle(szFileName, Globals.szFileTitle, ARRAY_SIZE(Globals.szFileTitle));
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}
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/***********************************************************************
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*
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* NOTEPAD_MenuCommand
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*
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* All handling of main menu events
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*/
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static int NOTEPAD_MenuCommand(WPARAM wParam)
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{
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switch (wParam)
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{
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case CMD_NEW: DIALOG_FileNew(); break;
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case CMD_OPEN: DIALOG_FileOpen(); break;
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case CMD_SAVE: DIALOG_FileSave(); break;
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case CMD_SAVE_AS: DIALOG_FileSaveAs(); break;
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case CMD_PRINT: DIALOG_FilePrint(); break;
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case CMD_PAGE_SETUP: DIALOG_FilePageSetup(); break;
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case CMD_EXIT: DIALOG_FileExit(); break;
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case CMD_UNDO: DIALOG_EditUndo(); break;
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case CMD_CUT: DIALOG_EditCut(); break;
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case CMD_COPY: DIALOG_EditCopy(); break;
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case CMD_PASTE: DIALOG_EditPaste(); break;
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case CMD_DELETE: DIALOG_EditDelete(); break;
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case CMD_SELECT_ALL: DIALOG_EditSelectAll(); break;
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case CMD_TIME_DATE: DIALOG_EditTimeDate(); break;
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case CMD_SEARCH: DIALOG_Search(); break;
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case CMD_SEARCH_NEXT: DIALOG_SearchNext(); break;
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case CMD_REPLACE: DIALOG_Replace(); break;
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case CMD_GOTO: DIALOG_GoTo(); break;
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case CMD_WRAP: DIALOG_EditWrap(); break;
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case CMD_FONT: DIALOG_SelectFont(); break;
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case CMD_STATUSBAR: DIALOG_ViewStatusBar(); break;
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case CMD_HELP_CONTENTS: DIALOG_HelpContents(); break;
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case CMD_ABOUT:
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DialogBox(GetModuleHandle(NULL),
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MAKEINTRESOURCE(IDD_ABOUTBOX),
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Globals.hMainWnd,
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AboutDialogProc);
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break;
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case CMD_HELP_ABOUT_NOTEPAD: DIALOG_HelpAboutNotepad(); break;
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default:
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break;
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}
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return 0;
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}
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/***********************************************************************
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*
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* NOTEPAD_FindTextAt
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*/
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static BOOL
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NOTEPAD_FindTextAt(FINDREPLACE *pFindReplace, LPCTSTR pszText, int iTextLength, DWORD dwPosition)
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{
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BOOL bMatches;
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size_t iTargetLength;
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if ((!pFindReplace) || (!pszText))
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{
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return FALSE;
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}
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iTargetLength = _tcslen(pFindReplace->lpstrFindWhat);
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/* Make proper comparison */
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if (pFindReplace->Flags & FR_MATCHCASE)
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bMatches = !_tcsncmp(&pszText[dwPosition], pFindReplace->lpstrFindWhat, iTargetLength);
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else
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bMatches = !_tcsnicmp(&pszText[dwPosition], pFindReplace->lpstrFindWhat, iTargetLength);
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if (bMatches && pFindReplace->Flags & FR_WHOLEWORD)
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{
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if ((dwPosition > 0) && !_istspace(pszText[dwPosition-1]))
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bMatches = FALSE;
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if ((dwPosition < (DWORD) iTextLength - 1) && !_istspace(pszText[dwPosition+1]))
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bMatches = FALSE;
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}
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return bMatches;
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}
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/***********************************************************************
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*
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* NOTEPAD_FindNext
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*/
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BOOL NOTEPAD_FindNext(FINDREPLACE *pFindReplace, BOOL bReplace, BOOL bShowAlert)
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{
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int iTextLength, iTargetLength;
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size_t iAdjustment = 0;
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LPTSTR pszText = NULL;
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DWORD dwPosition, dwBegin, dwEnd;
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BOOL bMatches = FALSE;
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TCHAR szResource[128], szText[128];
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BOOL bSuccess;
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iTargetLength = (int) _tcslen(pFindReplace->lpstrFindWhat);
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/* Retrieve the window text */
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iTextLength = GetWindowTextLength(Globals.hEdit);
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if (iTextLength > 0)
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{
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pszText = (LPTSTR) HeapAlloc(GetProcessHeap(), 0, (iTextLength + 1) * sizeof(TCHAR));
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if (!pszText)
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return FALSE;
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GetWindowText(Globals.hEdit, pszText, iTextLength + 1);
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}
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SendMessage(Globals.hEdit, EM_GETSEL, (WPARAM) &dwBegin, (LPARAM) &dwEnd);
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if (bReplace && ((dwEnd - dwBegin) == (DWORD) iTargetLength))
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{
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if (NOTEPAD_FindTextAt(pFindReplace, pszText, iTextLength, dwBegin))
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{
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SendMessage(Globals.hEdit, EM_REPLACESEL, TRUE, (LPARAM) pFindReplace->lpstrReplaceWith);
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iAdjustment = _tcslen(pFindReplace->lpstrReplaceWith) - (dwEnd - dwBegin);
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}
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}
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if (pFindReplace->Flags & FR_DOWN)
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{
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/* Find Down */
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dwPosition = dwEnd;
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while(dwPosition < (DWORD) iTextLength)
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{
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bMatches = NOTEPAD_FindTextAt(pFindReplace, pszText, iTextLength, dwPosition);
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if (bMatches)
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break;
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dwPosition++;
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}
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}
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else
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{
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/* Find Up */
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dwPosition = dwBegin;
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while(dwPosition > 0)
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{
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dwPosition--;
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bMatches = NOTEPAD_FindTextAt(pFindReplace, pszText, iTextLength, dwPosition);
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if (bMatches)
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break;
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}
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}
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if (bMatches)
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{
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/* Found target */
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if (dwPosition > dwBegin)
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dwPosition += (DWORD) iAdjustment;
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SendMessage(Globals.hEdit, EM_SETSEL, dwPosition, dwPosition + iTargetLength);
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SendMessage(Globals.hEdit, EM_SCROLLCARET, 0, 0);
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bSuccess = TRUE;
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}
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else
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{
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/* Can't find target */
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if (bShowAlert)
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{
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LoadString(Globals.hInstance, STRING_CANNOTFIND, szResource, ARRAY_SIZE(szResource));
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_sntprintf(szText, ARRAY_SIZE(szText), szResource, pFindReplace->lpstrFindWhat);
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LoadString(Globals.hInstance, STRING_NOTEPAD, szResource, ARRAY_SIZE(szResource));
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MessageBox(Globals.hFindReplaceDlg, szText, szResource, MB_OK);
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}
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bSuccess = FALSE;
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}
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if (pszText)
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HeapFree(GetProcessHeap(), 0, pszText);
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return bSuccess;
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}
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/***********************************************************************
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*
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* NOTEPAD_ReplaceAll
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*/
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static VOID NOTEPAD_ReplaceAll(FINDREPLACE *pFindReplace)
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{
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BOOL bShowAlert = TRUE;
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SendMessage(Globals.hEdit, EM_SETSEL, 0, 0);
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while (NOTEPAD_FindNext(pFindReplace, TRUE, bShowAlert))
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{
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bShowAlert = FALSE;
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}
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}
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/***********************************************************************
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*
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* NOTEPAD_FindTerm
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*/
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static VOID NOTEPAD_FindTerm(VOID)
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{
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Globals.hFindReplaceDlg = NULL;
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}
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/***********************************************************************
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* Data Initialization
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*/
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static VOID NOTEPAD_InitData(VOID)
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{
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LPTSTR p = Globals.szFilter;
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static const TCHAR txt_files[] = _T("*.txt");
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static const TCHAR all_files[] = _T("*.*");
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p += LoadString(Globals.hInstance, STRING_TEXT_FILES_TXT, p, MAX_STRING_LEN) + 1;
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_tcscpy(p, txt_files);
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p += ARRAY_SIZE(txt_files);
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p += LoadString(Globals.hInstance, STRING_ALL_FILES, p, MAX_STRING_LEN) + 1;
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_tcscpy(p, all_files);
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p += ARRAY_SIZE(all_files);
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*p = '\0';
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Globals.find.lpstrFindWhat = NULL;
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Globals.hDevMode = NULL;
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Globals.hDevNames = NULL;
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}
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/***********************************************************************
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* Enable/disable items on the menu based on control state
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*/
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static VOID NOTEPAD_InitMenuPopup(HMENU menu, LPARAM index)
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{
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int enable;
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UNREFERENCED_PARAMETER(index);
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CheckMenuItem(GetMenu(Globals.hMainWnd), CMD_WRAP,
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MF_BYCOMMAND | (Globals.bWrapLongLines ? MF_CHECKED : MF_UNCHECKED));
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if (!Globals.bWrapLongLines)
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{
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CheckMenuItem(GetMenu(Globals.hMainWnd), CMD_STATUSBAR,
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MF_BYCOMMAND | (Globals.bShowStatusBar ? MF_CHECKED : MF_UNCHECKED));
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}
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EnableMenuItem(menu, CMD_UNDO,
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SendMessage(Globals.hEdit, EM_CANUNDO, 0, 0) ? MF_ENABLED : MF_GRAYED);
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EnableMenuItem(menu, CMD_PASTE,
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IsClipboardFormatAvailable(CF_TEXT) ? MF_ENABLED : MF_GRAYED);
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enable = (int) SendMessage(Globals.hEdit, EM_GETSEL, 0, 0);
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enable = (HIWORD(enable) == LOWORD(enable)) ? MF_GRAYED : MF_ENABLED;
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EnableMenuItem(menu, CMD_CUT, enable);
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EnableMenuItem(menu, CMD_COPY, enable);
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EnableMenuItem(menu, CMD_DELETE, enable);
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EnableMenuItem(menu, CMD_SELECT_ALL,
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GetWindowTextLength(Globals.hEdit) ? MF_ENABLED : MF_GRAYED);
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DrawMenuBar(Globals.hMainWnd);
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}
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LRESULT CALLBACK EDIT_WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
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{
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switch (msg)
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{
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case WM_KEYDOWN:
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case WM_KEYUP:
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{
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switch (wParam)
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{
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case VK_UP:
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case VK_DOWN:
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case VK_LEFT:
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case VK_RIGHT:
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DIALOG_StatusBarUpdateCaretPos();
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break;
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default:
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{
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UpdateWindowCaption(FALSE);
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break;
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}
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}
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}
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case WM_LBUTTONUP:
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{
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DIALOG_StatusBarUpdateCaretPos();
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break;
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}
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}
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return CallWindowProc( Globals.EditProc, hWnd, msg, wParam, lParam);
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}
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/***********************************************************************
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*
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* NOTEPAD_WndProc
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*/
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static LRESULT
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WINAPI
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NOTEPAD_WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
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{
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switch (msg)
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{
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case WM_CREATE:
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Globals.hMenu = GetMenu(hWnd);
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break;
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case WM_COMMAND:
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if (HIWORD(wParam) == EN_CHANGE || HIWORD(wParam) == EN_HSCROLL || HIWORD(wParam) == EN_VSCROLL)
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DIALOG_StatusBarUpdateCaretPos();
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if ((HIWORD(wParam) == EN_CHANGE))
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NOTEPAD_EnableSearchMenu();
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NOTEPAD_MenuCommand(LOWORD(wParam));
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break;
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case WM_DESTROYCLIPBOARD:
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/*MessageBox(Globals.hMainWnd, "Empty clipboard", "Debug", MB_ICONEXCLAMATION);*/
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break;
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case WM_CLOSE:
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if (DoCloseFile()) {
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if (Globals.hFont)
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DeleteObject(Globals.hFont);
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if (Globals.hDevMode)
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GlobalFree(Globals.hDevMode);
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if (Globals.hDevNames)
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GlobalFree(Globals.hDevNames);
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DestroyWindow(hWnd);
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}
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break;
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case WM_QUERYENDSESSION:
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if (DoCloseFile()) {
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return 1;
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}
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break;
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case WM_DESTROY:
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SetWindowLongPtr(Globals.hEdit, GWLP_WNDPROC, (LONG_PTR)Globals.EditProc);
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NOTEPAD_SaveSettingsToRegistry();
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PostQuitMessage(0);
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break;
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case WM_SIZE:
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{
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if ((Globals.bShowStatusBar != FALSE) && (Globals.bWrapLongLines == FALSE))
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{
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RECT rcStatusBar;
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HDWP hdwp;
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if (!GetWindowRect(Globals.hStatusBar, &rcStatusBar))
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break;
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hdwp = BeginDeferWindowPos(2);
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if (hdwp == NULL)
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break;
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hdwp = DeferWindowPos(hdwp,
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Globals.hEdit,
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NULL,
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0,
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0,
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LOWORD(lParam),
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HIWORD(lParam) - (rcStatusBar.bottom - rcStatusBar.top),
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SWP_NOZORDER | SWP_NOMOVE);
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if (hdwp == NULL)
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break;
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hdwp = DeferWindowPos(hdwp,
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Globals.hStatusBar,
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NULL,
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0,
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0,
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LOWORD(lParam),
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LOWORD(wParam),
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SWP_NOZORDER);
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if (hdwp != NULL)
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EndDeferWindowPos(hdwp);
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}
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else
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SetWindowPos(Globals.hEdit,
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NULL,
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0,
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0,
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LOWORD(lParam),
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HIWORD(lParam),
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SWP_NOZORDER | SWP_NOMOVE);
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break;
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}
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/* The entire client area is covered by edit control and by
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* the status bar. So there is no need to erase main background.
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* This resolves the horrible flicker effect during windows resizes. */
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case WM_ERASEBKGND:
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return 1;
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case WM_SETFOCUS:
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SetFocus(Globals.hEdit);
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break;
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case WM_DROPFILES:
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{
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TCHAR szFileName[MAX_PATH];
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HDROP hDrop = (HDROP) wParam;
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DragQueryFile(hDrop, 0, szFileName, ARRAY_SIZE(szFileName));
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DragFinish(hDrop);
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DoOpenFile(szFileName);
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break;
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}
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case WM_CHAR:
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case WM_INITMENUPOPUP:
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NOTEPAD_InitMenuPopup((HMENU)wParam, lParam);
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break;
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default:
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if (msg == aFINDMSGSTRING)
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{
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FINDREPLACE *pFindReplace = (FINDREPLACE *) lParam;
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Globals.find = *(FINDREPLACE *) lParam;
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if (pFindReplace->Flags & FR_FINDNEXT)
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NOTEPAD_FindNext(pFindReplace, FALSE, TRUE);
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else if (pFindReplace->Flags & FR_REPLACE)
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NOTEPAD_FindNext(pFindReplace, TRUE, TRUE);
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else if (pFindReplace->Flags & FR_REPLACEALL)
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NOTEPAD_ReplaceAll(pFindReplace);
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else if (pFindReplace->Flags & FR_DIALOGTERM)
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NOTEPAD_FindTerm();
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break;
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}
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return DefWindowProc(hWnd, msg, wParam, lParam);
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}
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return 0;
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}
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static int AlertFileDoesNotExist(LPCTSTR szFileName)
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{
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return DIALOG_StringMsgBox(Globals.hMainWnd, STRING_DOESNOTEXIST,
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szFileName,
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MB_ICONEXCLAMATION | MB_YESNO);
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}
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static BOOL HandleCommandLine(LPTSTR cmdline)
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{
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BOOL opt_print = FALSE;
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while (*cmdline == _T(' ') || *cmdline == _T('-') || *cmdline == _T('/'))
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{
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TCHAR option;
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if (*cmdline++ == _T(' ')) continue;
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option = *cmdline;
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if (option) cmdline++;
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while (*cmdline == _T(' ')) cmdline++;
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switch(option)
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{
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case 'p':
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case 'P':
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opt_print = TRUE;
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break;
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}
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}
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if (*cmdline)
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{
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/* file name is passed in the command line */
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LPCTSTR file_name = NULL;
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BOOL file_exists = FALSE;
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TCHAR buf[MAX_PATH];
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if (cmdline[0] == _T('"'))
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{
|
|
cmdline++;
|
|
cmdline[lstrlen(cmdline) - 1] = 0;
|
|
}
|
|
|
|
file_name = cmdline;
|
|
if (FileExists(file_name))
|
|
{
|
|
file_exists = TRUE;
|
|
}
|
|
else if (!HasFileExtension(cmdline))
|
|
{
|
|
static const TCHAR txt[] = _T(".txt");
|
|
|
|
/* try to find file with ".txt" extension */
|
|
if (!_tcscmp(txt, cmdline + _tcslen(cmdline) - _tcslen(txt)))
|
|
{
|
|
file_exists = FALSE;
|
|
}
|
|
else
|
|
{
|
|
_tcsncpy(buf, cmdline, MAX_PATH - _tcslen(txt) - 1);
|
|
_tcscat(buf, txt);
|
|
file_name = buf;
|
|
file_exists = FileExists(file_name);
|
|
}
|
|
}
|
|
|
|
if (file_exists)
|
|
{
|
|
DoOpenFile(file_name);
|
|
InvalidateRect(Globals.hMainWnd, NULL, FALSE);
|
|
if (opt_print)
|
|
{
|
|
DIALOG_FilePrint();
|
|
return FALSE;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
switch (AlertFileDoesNotExist(file_name)) {
|
|
case IDYES:
|
|
DoOpenFile(file_name);
|
|
break;
|
|
|
|
case IDNO:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* WinMain
|
|
*/
|
|
int WINAPI _tWinMain(HINSTANCE hInstance, HINSTANCE prev, LPTSTR cmdline, int show)
|
|
{
|
|
MSG msg;
|
|
HACCEL hAccel;
|
|
WNDCLASSEX wndclass;
|
|
HMONITOR monitor;
|
|
MONITORINFO info;
|
|
INT x, y;
|
|
|
|
static const TCHAR className[] = _T("Notepad");
|
|
static const TCHAR winName[] = _T("Notepad");
|
|
|
|
switch (GetUserDefaultUILanguage())
|
|
{
|
|
case MAKELANGID(LANG_HEBREW, SUBLANG_DEFAULT):
|
|
SetProcessDefaultLayout(LAYOUT_RTL);
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
UNREFERENCED_PARAMETER(prev);
|
|
|
|
aFINDMSGSTRING = (ATOM)RegisterWindowMessage(FINDMSGSTRING);
|
|
|
|
ZeroMemory(&Globals, sizeof(Globals));
|
|
Globals.hInstance = hInstance;
|
|
NOTEPAD_LoadSettingsFromRegistry();
|
|
|
|
ZeroMemory(&wndclass, sizeof(wndclass));
|
|
wndclass.cbSize = sizeof(wndclass);
|
|
wndclass.lpfnWndProc = NOTEPAD_WndProc;
|
|
wndclass.hInstance = Globals.hInstance;
|
|
wndclass.hIcon = LoadIcon(hInstance, MAKEINTRESOURCE(IDI_NPICON));
|
|
wndclass.hCursor = LoadCursor(0, IDC_ARROW);
|
|
wndclass.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
|
|
wndclass.lpszMenuName = MAKEINTRESOURCE(MAIN_MENU);
|
|
wndclass.lpszClassName = className;
|
|
wndclass.hIconSm = (HICON)LoadImage(hInstance,
|
|
MAKEINTRESOURCE(IDI_NPICON),
|
|
IMAGE_ICON,
|
|
16,
|
|
16,
|
|
0);
|
|
|
|
if (!RegisterClassEx(&wndclass)) return FALSE;
|
|
|
|
/* Setup windows */
|
|
|
|
monitor = MonitorFromRect(&Globals.main_rect, MONITOR_DEFAULTTOPRIMARY);
|
|
info.cbSize = sizeof(info);
|
|
GetMonitorInfoW(monitor, &info);
|
|
|
|
x = Globals.main_rect.left;
|
|
y = Globals.main_rect.top;
|
|
if (Globals.main_rect.left >= info.rcWork.right ||
|
|
Globals.main_rect.top >= info.rcWork.bottom ||
|
|
Globals.main_rect.right < info.rcWork.left ||
|
|
Globals.main_rect.bottom < info.rcWork.top)
|
|
x = y = CW_USEDEFAULT;
|
|
|
|
Globals.hMainWnd = CreateWindow(className,
|
|
winName,
|
|
WS_OVERLAPPEDWINDOW,
|
|
x,
|
|
y,
|
|
Globals.main_rect.right - Globals.main_rect.left,
|
|
Globals.main_rect.bottom - Globals.main_rect.top,
|
|
NULL,
|
|
NULL,
|
|
Globals.hInstance,
|
|
NULL);
|
|
if (!Globals.hMainWnd)
|
|
{
|
|
ShowLastError();
|
|
ExitProcess(1);
|
|
}
|
|
|
|
DoCreateEditWindow();
|
|
|
|
NOTEPAD_InitData();
|
|
DIALOG_FileNew();
|
|
|
|
ShowWindow(Globals.hMainWnd, show);
|
|
UpdateWindow(Globals.hMainWnd);
|
|
DragAcceptFiles(Globals.hMainWnd, TRUE);
|
|
|
|
DIALOG_ViewStatusBar();
|
|
|
|
if (!HandleCommandLine(cmdline))
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
hAccel = LoadAccelerators(hInstance, MAKEINTRESOURCE(ID_ACCEL));
|
|
|
|
while (GetMessage(&msg, 0, 0, 0))
|
|
{
|
|
if (!IsDialogMessage(Globals.hFindReplaceDlg, &msg) &&
|
|
!TranslateAccelerator(Globals.hMainWnd, hAccel, &msg))
|
|
{
|
|
TranslateMessage(&msg);
|
|
DispatchMessage(&msg);
|
|
}
|
|
}
|
|
return (int) msg.wParam;
|
|
}
|