PopPad2.rar_自写windows记事本

/*----------------------------------------------------- POPPAD2.C -- Popup Editor Version 2 (includes menu) (c) Charles Petzold, 1998 -----------------------------------------------------*/ #include <windows.h> #include "resource.h" #define ID_EDIT 1 LRESULT CALLBACK WndProc (HWND, UINT, WPARAM, LPARAM); TCHAR szAppName[] = TEXT ("PopPad2") ; int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance, PSTR szCmdLine, int iCmdShow) { HACCEL hAccel ; HWND hwnd ; MSG msg ; WNDCLASS wndclass ; wndclass.style = CS_HREDRAW | CS_VREDRAW ; wndclass.lpfnWndProc = WndProc ; wndclass.cbClsExtra = 0 ; wndclass.cbWndExtra = 0 ; wndclass.hInstance = hInstance ; wndclass.hIcon = LoadIcon (hInstance, szAppName) ; wndclass.hCursor = LoadCursor (NULL, IDC_ARROW) ; wndclass.hbrBackground = (HBRUSH) GetStockObject (WHITE_BRUSH) ; wndclass.lpszMenuName = szAppName ; wndclass.lpszClassName = szAppName ; if (!RegisterClass (&wndclass)) { MessageBox (NULL, TEXT ("This program requires Windows NT!"), szAppName, MB_ICONERROR) ; return 0 ; } hwnd = CreateWindow (szAppName, szAppName, WS_OVERLAPPEDWINDOW, GetSystemMetrics (SM_CXSCREEN) / 4, GetSystemMetrics (SM_CYSCREEN) / 4, GetSystemMetrics (SM_CXSCREEN) / 2, GetSystemMetrics (SM_CYSCREEN) / 2, NULL, NULL, hInstance, NULL) ; ShowWindow (hwnd, iCmdShow) ; UpdateWindow (hwnd) ; hAccel = LoadAccelerators (hInstance, szAppName) ; while (GetMessage (&msg, NULL, 0, 0)) { if (!TranslateAccelerator (hwnd, hAccel, &msg)) { TranslateMessage (&msg) ; DispatchMessage (&msg) ; } } return msg.wParam ; } AskConfirmation (HWND hwnd) { return MessageBox (hwnd, TEXT ("Really want to close PopPad2?"), szAppName, MB_YESNO | MB_ICONQUESTION) ; } LRESULT CALLBACK WndProc (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam) { static HWND hwndEdit ; int iSelect, iEnable ; switch (message) { case WM_CREATE: hwndEdit = CreateWindow (TEXT ("edit"), NULL, WS_CHILD | WS_VISIBLE | WS_HSCROLL | WS_VSCROLL | WS_BORDER | ES_LEFT | ES_MULTILINE | ES_AUTOHSCROLL | ES_AUTOVSCROLL, 0, 0, 0, 0, hwnd, (HMENU) ID_EDIT, ((LPCREATESTRUCT) lParam)->hInstance, NULL) ; return 0 ; case WM_SETFOCUS: SetFocus (hwndEdit) ; return 0 ; case WM_SIZE: MoveWindow (hwndEdit, 0, 0, LOWORD (lParam), HIWORD (lParam), TRUE) ; return 0 ; case WM_INITMENUPOPUP: if (lParam == 1) { EnableMenuItem ((HMENU) wParam, IDM_EDIT_UNDO, SendMessage (hwndEdit, EM_CANUNDO, 0, 0) ? MF_ENABLED : MF_GRAYED) ; EnableMenuItem ((HMENU) wParam, IDM_EDIT_PASTE, IsClipboardFormatAvailable (CF_TEXT) ? MF_ENABLED : MF_GRAYED) ; iSelect = SendMessage (hwndEdit, EM_GETSEL, 0, 0) ; if (HIWORD (iSelect) == LOWORD (iSelect)) iEnable = MF_GRAYED ; else iEnable = MF_ENABLED ; EnableMenuItem ((HMENU) wParam, IDM_EDIT_CUT, iEnable) ; EnableMenuItem ((HMENU) wParam, IDM_EDIT_COPY, iEnable) ; EnableMenuItem ((HMENU) wParam, IDM_EDIT_CLEAR, iEnable) ; return 0 ; } break ; case WM_COMMAND: if (lParam) { if (LOWORD (lParam) == ID_EDIT && (HIWORD (wParam) == EN_ERRSPACE || HIWORD (wParam) == EN_MAXTEXT)) MessageBox (hwnd, TEXT ("Edit control out of space."), szAppName, MB_OK | MB_ICONSTOP) ; return 0 ; } else switch (LOWORD (wParam)) { case IDM_FILE_NEW: case IDM_FILE_OPEN: case IDM_FILE_SAVE: case IDM_FILE_SAVE_AS: case IDM_FILE_PRINT: MessageBeep (0) ; return 0 ; case IDM_APP_EXIT: SendMessage (hwnd, WM_CLOSE, 0, 0) ; return 0 ; case IDM_EDIT_UNDO: SendMessage (hwndEdit, WM_UNDO, 0, 0) ; return 0 ; case IDM_EDIT_CUT: SendMessage (hwndEdit, WM_CUT, 0, 0) ; return 0 ; case IDM_EDIT_COPY: SendMessage (hwndEdit, WM_COPY, 0, 0) ; return 0 ; case IDM_EDIT_PASTE: SendMessage (hwndEdit, WM_PASTE, 0, 0) ; return 0 ; case IDM_EDIT_CLEAR: SendMessage (hwndEdit, WM_CLEAR, 0, 0) ; return 0 ; case IDM_EDIT_SELECT_ALL: SendMessage (hwndEdit, EM_SETSEL, 0, -1) ; return 0 ; case IDM_HELP_HELP: MessageBox (hwnd, TEXT ("Help not yet implemented!"), szAppName, MB_OK | MB_ICONEXCLAMATION) ; return 0 ; case IDM_APP_ABOUT: MessageBox (hwnd, TEXT ("POPPAD2 (c) Charles Petzold, 1998"), szAppName, MB_OK | MB_ICONINFORMATION) ; return 0 ; } break ; case WM_CLOSE: if (IDYES == AskConfirmation (hwnd)) DestroyWindow (hwnd) ; return 0 ; case WM_QUERYENDSESSION: if (IDYES == AskConfirmation (hwnd)) return 1 ; else return 0 ; case WM_DESTROY: PostQuitMessage (0) ; return 0 ; } return DefWindowProc (hwnd, message, wParam, lParam) ; }