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Reactos
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#include "notepad.h"
#include <shlobj.h>#include <strsafe.h>
NOTEPAD_GLOBALS Globals;static ATOM aFINDMSGSTRING;
VOID NOTEPAD_EnableSearchMenu(){ BOOL bEmpty = (GetWindowTextLengthW(Globals.hEdit) == 0); UINT uEnable = MF_BYCOMMAND | (bEmpty ? MF_GRAYED : MF_ENABLED); EnableMenuItem(Globals.hMenu, CMD_SEARCH, uEnable); EnableMenuItem(Globals.hMenu, CMD_SEARCH_NEXT, uEnable); EnableMenuItem(Globals.hMenu, CMD_SEARCH_PREV, uEnable);}
/*********************************************************************** * SetFileName * * Sets Global File Name. */VOID SetFileName(LPCTSTR szFileName){ StringCchCopy(Globals.szFileName, _countof(Globals.szFileName), szFileName); Globals.szFileTitle[0] = 0; GetFileTitle(szFileName, Globals.szFileTitle, _countof(Globals.szFileTitle));
if (szFileName && szFileName[0]) SHAddToRecentDocs(SHARD_PATHW, szFileName);}
/*********************************************************************** * NOTEPAD_MenuCommand * * All handling of main menu events */static int NOTEPAD_MenuCommand(WPARAM wParam){ switch (wParam) { case CMD_NEW: DIALOG_FileNew(); break; case CMD_NEW_WINDOW: DIALOG_FileNewWindow(); break; case CMD_OPEN: DIALOG_FileOpen(); break; case CMD_SAVE: DIALOG_FileSave(); break; case CMD_SAVE_AS: DIALOG_FileSaveAs(); break; case CMD_PRINT: DIALOG_FilePrint(); break; case CMD_PAGE_SETUP: DIALOG_FilePageSetup(); break; case CMD_EXIT: DIALOG_FileExit(); break;
case CMD_UNDO: DIALOG_EditUndo(); break; case CMD_CUT: DIALOG_EditCut(); break; case CMD_COPY: DIALOG_EditCopy(); break; case CMD_PASTE: DIALOG_EditPaste(); break; case CMD_DELETE: DIALOG_EditDelete(); break; case CMD_SELECT_ALL: DIALOG_EditSelectAll(); break; case CMD_TIME_DATE: DIALOG_EditTimeDate(); break;
case CMD_SEARCH: DIALOG_Search(); break; case CMD_SEARCH_NEXT: DIALOG_SearchNext(TRUE); break; case CMD_REPLACE: DIALOG_Replace(); break; case CMD_GOTO: DIALOG_GoTo(); break; case CMD_SEARCH_PREV: DIALOG_SearchNext(FALSE); break;
case CMD_WRAP: DIALOG_EditWrap(); break; case CMD_FONT: DIALOG_SelectFont(); break;
case CMD_STATUSBAR: DIALOG_ViewStatusBar(); break;
case CMD_HELP_CONTENTS: DIALOG_HelpContents(); break; case CMD_HELP_ABOUT_NOTEPAD: DIALOG_HelpAboutNotepad(); break;
default: break; } return 0;}
/*********************************************************************** * NOTEPAD_FindTextAt */static BOOLNOTEPAD_FindTextAt(FINDREPLACE *pFindReplace, LPCTSTR pszText, INT iTextLength, DWORD dwPosition){ BOOL bMatches; size_t iTargetLength; LPCTSTR pchPosition;
if (!pFindReplace || !pszText) return FALSE;
iTargetLength = _tcslen(pFindReplace->lpstrFindWhat); pchPosition = &pszText[dwPosition];
/* Make proper comparison */ if (pFindReplace->Flags & FR_MATCHCASE) bMatches = !_tcsncmp(pchPosition, pFindReplace->lpstrFindWhat, iTargetLength); else bMatches = !_tcsnicmp(pchPosition, pFindReplace->lpstrFindWhat, iTargetLength);
if (bMatches && (pFindReplace->Flags & FR_WHOLEWORD)) { if (dwPosition > 0) { if (_istalnum(*(pchPosition - 1)) || *(pchPosition - 1) == _T('_')) bMatches = FALSE; } if ((INT)dwPosition + iTargetLength < iTextLength) { if (_istalnum(pchPosition[iTargetLength]) || pchPosition[iTargetLength] == _T('_')) bMatches = FALSE; } }
return bMatches;}
/*********************************************************************** * NOTEPAD_FindNext */BOOL NOTEPAD_FindNext(FINDREPLACE *pFindReplace, BOOL bReplace, BOOL bShowAlert){ int iTextLength, iTargetLength; size_t iAdjustment = 0; LPTSTR pszText = NULL; DWORD dwPosition, dwBegin, dwEnd; BOOL bMatches = FALSE; TCHAR szResource[128], szText[128]; BOOL bSuccess;
iTargetLength = (int) _tcslen(pFindReplace->lpstrFindWhat);
/* Retrieve the window text */ iTextLength = GetWindowTextLength(Globals.hEdit); if (iTextLength > 0) { pszText = (LPTSTR) HeapAlloc(GetProcessHeap(), 0, (iTextLength + 1) * sizeof(TCHAR)); if (!pszText) return FALSE;
GetWindowText(Globals.hEdit, pszText, iTextLength + 1); }
SendMessage(Globals.hEdit, EM_GETSEL, (WPARAM) &dwBegin, (LPARAM) &dwEnd); if (bReplace && ((dwEnd - dwBegin) == (DWORD) iTargetLength)) { if (NOTEPAD_FindTextAt(pFindReplace, pszText, iTextLength, dwBegin)) { SendMessage(Globals.hEdit, EM_REPLACESEL, TRUE, (LPARAM) pFindReplace->lpstrReplaceWith); iAdjustment = _tcslen(pFindReplace->lpstrReplaceWith) - (dwEnd - dwBegin); } }
if (pFindReplace->Flags & FR_DOWN) { /* Find Down */ dwPosition = dwEnd; while(dwPosition < (DWORD) iTextLength) { bMatches = NOTEPAD_FindTextAt(pFindReplace, pszText, iTextLength, dwPosition); if (bMatches) break; dwPosition++; } } else { /* Find Up */ dwPosition = dwBegin; while(dwPosition > 0) { dwPosition--; bMatches = NOTEPAD_FindTextAt(pFindReplace, pszText, iTextLength, dwPosition); if (bMatches) break; } }
if (bMatches) { /* Found target */ if (dwPosition > dwBegin) dwPosition += (DWORD) iAdjustment; SendMessage(Globals.hEdit, EM_SETSEL, dwPosition, dwPosition + iTargetLength); SendMessage(Globals.hEdit, EM_SCROLLCARET, 0, 0); bSuccess = TRUE; } else { /* Can't find target */ if (bShowAlert) { LoadString(Globals.hInstance, STRING_CANNOTFIND, szResource, _countof(szResource)); StringCchPrintf(szText, _countof(szText), szResource, pFindReplace->lpstrFindWhat); LoadString(Globals.hInstance, STRING_NOTEPAD, szResource, _countof(szResource)); MessageBox(Globals.hFindReplaceDlg, szText, szResource, MB_OK); } bSuccess = FALSE; }
if (pszText) HeapFree(GetProcessHeap(), 0, pszText); return bSuccess;}
/*********************************************************************** * NOTEPAD_ReplaceAll */static VOID NOTEPAD_ReplaceAll(FINDREPLACE *pFindReplace){ BOOL bShowAlert = TRUE;
SendMessage(Globals.hEdit, EM_SETSEL, 0, 0);
while (NOTEPAD_FindNext(pFindReplace, TRUE, bShowAlert)) { bShowAlert = FALSE; }}
/*********************************************************************** * NOTEPAD_FindTerm */static VOID NOTEPAD_FindTerm(VOID){ Globals.hFindReplaceDlg = NULL;}
/*********************************************************************** * Data Initialization */static VOID NOTEPAD_InitData(HINSTANCE hInstance){ LPTSTR p; static const TCHAR txt_files[] = _T("*.txt"); static const TCHAR all_files[] = _T("*.*");
ZeroMemory(&Globals, sizeof(Globals)); Globals.hInstance = hInstance; Globals.encFile = ENCODING_DEFAULT;
p = Globals.szFilter; p += LoadString(Globals.hInstance, STRING_TEXT_FILES_TXT, p, MAX_STRING_LEN) + 1; _tcscpy(p, txt_files); p += _countof(txt_files);
p += LoadString(Globals.hInstance, STRING_ALL_FILES, p, MAX_STRING_LEN) + 1; _tcscpy(p, all_files); p += _countof(all_files); *p = '\0'; Globals.find.lpstrFindWhat = NULL;
Globals.hDevMode = NULL; Globals.hDevNames = NULL;}
/*********************************************************************** * Enable/disable items on the menu based on control state */static VOID NOTEPAD_InitMenuPopup(HMENU menu, LPARAM index){ DWORD dwStart, dwEnd; int enable;
UNREFERENCED_PARAMETER(index);
CheckMenuItem(menu, CMD_WRAP, (Globals.bWrapLongLines ? MF_CHECKED : MF_UNCHECKED)); CheckMenuItem(menu, CMD_STATUSBAR, (Globals.bShowStatusBar ? MF_CHECKED : MF_UNCHECKED)); EnableMenuItem(menu, CMD_UNDO, SendMessage(Globals.hEdit, EM_CANUNDO, 0, 0) ? MF_ENABLED : MF_GRAYED); EnableMenuItem(menu, CMD_PASTE, IsClipboardFormatAvailable(CF_TEXT) ? MF_ENABLED : MF_GRAYED); SendMessage(Globals.hEdit, EM_GETSEL, (WPARAM)&dwStart, (LPARAM)&dwEnd); enable = ((dwStart == dwEnd) ? MF_GRAYED : MF_ENABLED); EnableMenuItem(menu, CMD_CUT, enable); EnableMenuItem(menu, CMD_COPY, enable); EnableMenuItem(menu, CMD_DELETE, enable);
EnableMenuItem(menu, CMD_SELECT_ALL, GetWindowTextLength(Globals.hEdit) ? MF_ENABLED : MF_GRAYED);}
LRESULT CALLBACK EDIT_WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam){ switch (msg) { case WM_KEYDOWN: case WM_KEYUP: { switch (wParam) { case VK_UP: case VK_DOWN: case VK_LEFT: case VK_RIGHT: DIALOG_StatusBarUpdateCaretPos(); break; default: { UpdateWindowCaption(FALSE); break; } } } case WM_LBUTTONUP: { DIALOG_StatusBarUpdateCaretPos(); break; } } return CallWindowProc( Globals.EditProc, hWnd, msg, wParam, lParam);}
/*********************************************************************** * NOTEPAD_WndProc */static LRESULTWINAPINOTEPAD_WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam){ switch (msg) {
case WM_CREATE: Globals.hMainWnd = hWnd; Globals.hMenu = GetMenu(hWnd);
DragAcceptFiles(hWnd, TRUE); /* Accept Drag & Drop */
/* Create controls */ DoCreateEditWindow(); DoShowHideStatusBar();
DIALOG_FileNew(); /* Initialize file info */
// For now, the "Help" dialog is disabled due to the lack of HTML Help support EnableMenuItem(Globals.hMenu, CMD_HELP_CONTENTS, MF_BYCOMMAND | MF_GRAYED); break;
case WM_COMMAND: if (HIWORD(wParam) == EN_CHANGE || HIWORD(wParam) == EN_HSCROLL || HIWORD(wParam) == EN_VSCROLL) DIALOG_StatusBarUpdateCaretPos(); if ((HIWORD(wParam) == EN_CHANGE)) NOTEPAD_EnableSearchMenu(); NOTEPAD_MenuCommand(LOWORD(wParam)); break;
case WM_CLOSE: if (DoCloseFile()) DestroyWindow(hWnd); break;
case WM_QUERYENDSESSION: if (DoCloseFile()) { return 1; } break;
case WM_DESTROY: if (Globals.hFont) DeleteObject(Globals.hFont); if (Globals.hDevMode) GlobalFree(Globals.hDevMode); if (Globals.hDevNames) GlobalFree(Globals.hDevNames); SetWindowLongPtr(Globals.hEdit, GWLP_WNDPROC, (LONG_PTR)Globals.EditProc); NOTEPAD_SaveSettingsToRegistry(); PostQuitMessage(0); break;
case WM_SIZE: { RECT rc; GetClientRect(hWnd, &rc);
if (Globals.bShowStatusBar) { RECT rcStatus; SendMessageW(Globals.hStatusBar, WM_SIZE, 0, 0); GetWindowRect(Globals.hStatusBar, &rcStatus); rc.bottom -= rcStatus.bottom - rcStatus.top; }
MoveWindow(Globals.hEdit, 0, 0, rc.right, rc.bottom, TRUE);
if (Globals.bShowStatusBar) { /* Align status bar parts, only if the status bar resize operation succeeds */ DIALOG_StatusBarAlignParts(); } break; }
/* The entire client area is covered by edit control and by * the status bar. So there is no need to erase main background. * This resolves the horrible flicker effect during windows resizes. */ case WM_ERASEBKGND: return 1;
case WM_SETFOCUS: SetFocus(Globals.hEdit); break;
case WM_DROPFILES: { TCHAR szFileName[MAX_PATH]; HDROP hDrop = (HDROP) wParam;
DragQueryFile(hDrop, 0, szFileName, _countof(szFileName)); DragFinish(hDrop); DoOpenFile(szFileName); break; }
case WM_INITMENUPOPUP: NOTEPAD_InitMenuPopup((HMENU)wParam, lParam); break;
default: if (msg == aFINDMSGSTRING) { FINDREPLACE *pFindReplace = (FINDREPLACE *) lParam; Globals.find = *(FINDREPLACE *) lParam;
WaitCursor(TRUE);
if (pFindReplace->Flags & FR_FINDNEXT) NOTEPAD_FindNext(pFindReplace, FALSE, TRUE); else if (pFindReplace->Flags & FR_REPLACE) NOTEPAD_FindNext(pFindReplace, TRUE, TRUE); else if (pFindReplace->Flags & FR_REPLACEALL) NOTEPAD_ReplaceAll(pFindReplace); else if (pFindReplace->Flags & FR_DIALOGTERM) NOTEPAD_FindTerm();
WaitCursor(FALSE); break; }
return DefWindowProc(hWnd, msg, wParam, lParam); } return 0;}
static int AlertFileDoesNotExist(LPCTSTR szFileName){ return DIALOG_StringMsgBox(Globals.hMainWnd, STRING_DOESNOTEXIST, szFileName, MB_ICONEXCLAMATION | MB_YESNO);}
static BOOL HandleCommandLine(LPTSTR cmdline){ BOOL opt_print = FALSE; TCHAR szPath[MAX_PATH];
while (*cmdline == _T(' ') || *cmdline == _T('-') || *cmdline == _T('/')) { TCHAR option;
if (*cmdline++ == _T(' ')) continue;
option = *cmdline; if (option) cmdline++; while (*cmdline == _T(' ')) cmdline++;
switch(option) { case 'p': case 'P': opt_print = TRUE; break; } }
if (*cmdline) { /* file name is passed in the command line */ LPCTSTR file_name = NULL; BOOL file_exists = FALSE; TCHAR buf[MAX_PATH];
if (cmdline[0] == _T('"')) { 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); } }
GetFullPathName(file_name, _countof(szPath), szPath, NULL);
if (file_exists) { DoOpenFile(szPath); InvalidateRect(Globals.hMainWnd, NULL, FALSE); if (opt_print) { DIALOG_FilePrint(); return FALSE; } } else { switch (AlertFileDoesNotExist(file_name)) { case IDYES: DoOpenFile(szPath); break;
case IDNO: break; } } }
return TRUE;}
/*********************************************************************** * WinMain */int WINAPI _tWinMain(HINSTANCE hInstance, HINSTANCE prev, LPTSTR cmdline, int show){ MSG msg; HACCEL hAccel; WNDCLASSEX wndclass; WINDOWPLACEMENT wp; 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);
NOTEPAD_InitData(hInstance); NOTEPAD_LoadSettingsFromRegistry(&wp);
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(NULL, 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, GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), 0); if (!RegisterClassEx(&wndclass)) { ShowLastError(); return 1; }
/* Globals.hMainWnd will be set in WM_CREATE handling */ CreateWindow(className, winName, WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, NULL, NULL, Globals.hInstance, NULL); if (!Globals.hMainWnd) { ShowLastError(); return 1; }
/* Use the result of CW_USEDEFAULT if the data in the registry is not valid */ if (wp.rcNormalPosition.right == wp.rcNormalPosition.left) { GetWindowPlacement(Globals.hMainWnd, &wp); } /* Does the parent process want to force a show action? */ if (show != SW_SHOWDEFAULT) { wp.showCmd = show; } SetWindowPlacement(Globals.hMainWnd, &wp); UpdateWindow(Globals.hMainWnd);
if (!HandleCommandLine(cmdline)) return 0;
hAccel = LoadAccelerators(hInstance, MAKEINTRESOURCE(ID_ACCEL));
while (GetMessage(&msg, NULL, 0, 0)) { if ((!Globals.hFindReplaceDlg || !IsDialogMessage(Globals.hFindReplaceDlg, &msg)) && !TranslateAccelerator(Globals.hMainWnd, hAccel, &msg)) { TranslateMessage(&msg); DispatchMessage(&msg); } }
DestroyAcceleratorTable(hAccel);
return (int) msg.wParam;}