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Sweden-Number/programs/notepad/main.c

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/*
* Notepad
*
* Copyright 2000 Mike McCormack <Mike_McCormack@looksmart.com.au>
* Copyright 1997,98 Marcel Baur <mbaur@g26.ethz.ch>
* Copyright 2002 Sylvain Petreolle <spetreolle@yahoo.fr>
* Copyright 2002 Andriy Palamarchuk
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#define UNICODE
#include <windows.h>
#include <stdio.h>
#include "main.h"
#include "dialog.h"
#include "notepad_res.h"
NOTEPAD_GLOBALS Globals;
static ATOM aFINDMSGSTRING;
/***********************************************************************
*
* SetFileName
*
* Sets Global File Name.
*/
VOID SetFileName(LPCWSTR szFileName)
{
lstrcpy(Globals.szFileName, szFileName);
Globals.szFileTitle[0] = 0;
GetFileTitle(szFileName, Globals.szFileTitle, sizeof(Globals.szFileTitle));
}
/***********************************************************************
*
* NOTEPAD_MenuCommand
*
* All handling of main menu events
*/
static int NOTEPAD_MenuCommand(WPARAM wParam)
{
switch (wParam)
{
case CMD_NEW: DIALOG_FileNew(); 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_PRINTER_SETUP: DIALOG_FilePrinterSetup();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(); break;
case CMD_WRAP: DIALOG_EditWrap(); break;
case CMD_FONT: DIALOG_SelectFont(); break;
case CMD_HELP_CONTENTS: DIALOG_HelpContents(); break;
case CMD_HELP_SEARCH: DIALOG_HelpSearch(); break;
case CMD_HELP_ON_HELP: DIALOG_HelpHelp(); break;
case CMD_LICENSE: DIALOG_HelpLicense(); break;
case CMD_NO_WARRANTY: DIALOG_HelpNoWarranty(); break;
case CMD_ABOUT_WINE: DIALOG_HelpAboutWine(); break;
default:
break;
}
return 0;
}
/***********************************************************************
* Data Initialization
*/
static VOID NOTEPAD_InitData(VOID)
{
LPWSTR p = Globals.szFilter;
static const WCHAR txt_files[] = { '*','.','t','x','t',0 };
static const WCHAR all_files[] = { '*','.','*',0 };
LoadString(Globals.hInstance, STRING_TEXT_FILES_TXT, p, MAX_STRING_LEN);
p += lstrlen(p) + 1;
lstrcpy(p, txt_files);
p += lstrlen(p) + 1;
LoadString(Globals.hInstance, STRING_ALL_FILES, p, MAX_STRING_LEN);
p += lstrlen(p) + 1;
lstrcpy(p, all_files);
p += lstrlen(p) + 1;
*p = '\0';
}
/***********************************************************************
* Enable/disable items on the menu based on control state
*/
static VOID NOTEPAD_InitMenuPopup(HMENU menu, int index)
{
int enable;
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);
enable = SendMessage(Globals.hEdit, EM_GETSEL, 0, 0);
enable = (HIWORD(enable) == LOWORD(enable)) ? 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);
}
/***********************************************************************
*
* NOTEPAD_WndProc
*/
static LRESULT WINAPI NOTEPAD_WndProc(HWND hWnd, UINT msg, WPARAM wParam,
LPARAM lParam)
{
switch (msg) {
case WM_CREATE:
{
static const WCHAR editW[] = { 'e','d','i','t',0 };
RECT rc;
GetClientRect(hWnd, &rc);
Globals.hEdit = CreateWindowEx(WS_EX_CLIENTEDGE, editW, NULL,
WS_CHILD | WS_VISIBLE | WS_BORDER | WS_VSCROLL | WS_HSCROLL |
ES_AUTOVSCROLL | ES_MULTILINE,
0, 0, rc.right, rc.bottom, hWnd,
NULL, Globals.hInstance, NULL);
break;
}
case WM_COMMAND:
NOTEPAD_MenuCommand(LOWORD(wParam));
break;
case WM_DESTROYCLIPBOARD:
/*MessageBox(Globals.hMainWnd, "Empty clipboard", "Debug", MB_ICONEXCLAMATION);*/
break;
case WM_CLOSE:
if (DoCloseFile()) {
DestroyWindow(hWnd);
}
break;
case WM_QUERYENDSESSION:
if (DoCloseFile()) {
return 1;
}
break;
case WM_DESTROY:
PostQuitMessage(0);
break;
case WM_SIZE:
SetWindowPos(Globals.hEdit, NULL, 0, 0, LOWORD(lParam), HIWORD(lParam),
SWP_NOOWNERZORDER | SWP_NOZORDER);
break;
case WM_SETFOCUS:
SetFocus(Globals.hEdit);
break;
case WM_DROPFILES:
{
WCHAR szFileName[MAX_PATH];
HANDLE hDrop = (HANDLE) wParam;
DragQueryFile(hDrop, 0, szFileName, SIZEOF(szFileName));
DragFinish(hDrop);
DoOpenFile(szFileName);
break;
}
case WM_INITMENUPOPUP:
NOTEPAD_InitMenuPopup((HMENU)wParam, lParam);
break;
default:
return DefWindowProc(hWnd, msg, wParam, lParam);
}
return 0;
}
static int AlertFileDoesNotExist(LPCWSTR szFileName)
{
int nResult;
WCHAR szMessage[MAX_STRING_LEN];
WCHAR szResource[MAX_STRING_LEN];
LoadString(Globals.hInstance, STRING_DOESNOTEXIST, szResource, SIZEOF(szResource));
wsprintf(szMessage, szResource, szFileName);
LoadString(Globals.hInstance, STRING_ERROR, szResource, SIZEOF(szResource));
nResult = MessageBox(Globals.hMainWnd, szMessage, szResource,
MB_ICONEXCLAMATION | MB_YESNO);
return(nResult);
}
static void HandleCommandLine(LPWSTR cmdline)
{
WCHAR delimiter;
int opt_print=0;
/* skip white space */
while (*cmdline == ' ') cmdline++;
/* skip executable name */
delimiter = (*cmdline == '"' ? '"' : ' ');
do
{
cmdline++;
}
while (*cmdline && *cmdline != delimiter);
if (*cmdline == delimiter) cmdline++;
while (*cmdline == ' ' || *cmdline == '-' || *cmdline == '/')
{
WCHAR option;
if (*cmdline++ == ' ') continue;
option = *cmdline;
if (option) cmdline++;
while (*cmdline == ' ') cmdline++;
switch(option)
{
case 'p':
case 'P':
opt_print=1;
break;
}
}
if (*cmdline)
{
/* file name is passed in the command line */
LPCWSTR file_name;
BOOL file_exists;
WCHAR buf[MAX_PATH];
if (cmdline[0] == '"')
{
cmdline++;
cmdline[lstrlen(cmdline) - 1] = 0;
}
if (FileExists(cmdline))
{
file_exists = TRUE;
file_name = cmdline;
}
else
{
static const WCHAR txtW[] = { '.','t','x','t',0 };
/* try to find file with ".txt" extension */
if (!lstrcmp(txtW, cmdline + lstrlen(cmdline) - lstrlen(txtW)))
{
file_exists = FALSE;
file_name = cmdline;
}
else
{
lstrcpyn(buf, cmdline, MAX_PATH - lstrlen(txtW) - 1);
lstrcat(buf, txtW);
file_name = buf;
file_exists = FileExists(buf);
}
}
if (file_exists)
{
DoOpenFile(file_name);
InvalidateRect(Globals.hMainWnd, NULL, FALSE);
if (opt_print)
DIALOG_FilePrint();
}
else
{
switch (AlertFileDoesNotExist(file_name)) {
case IDYES:
DoOpenFile(file_name);
break;
case IDNO:
break;
}
}
}
}
/***********************************************************************
*
* WinMain
*/
int PASCAL WinMain(HINSTANCE hInstance, HINSTANCE prev, LPSTR cmdline, int show)
{
MSG msg;
HACCEL hAccel;
WNDCLASSEX class;
static const WCHAR className[] = {'N','P','C','l','a','s','s',0};
static const WCHAR winName[] = {'N','o','t','e','p','a','d',0};
aFINDMSGSTRING = RegisterWindowMessage(FINDMSGSTRING);
ZeroMemory(&Globals, sizeof(Globals));
Globals.hInstance = hInstance;
ZeroMemory(&class, sizeof(class));
class.cbSize = sizeof(class);
class.lpfnWndProc = NOTEPAD_WndProc;
class.hInstance = Globals.hInstance;
class.hIcon = LoadIcon(0, IDI_APPLICATION);
class.hCursor = LoadCursor(0, IDC_ARROW);
class.hbrBackground = (HBRUSH)(COLOR_WINDOW);
class.lpszMenuName = MAKEINTRESOURCE(MAIN_MENU);
class.lpszClassName = className;
if (!RegisterClassEx(&class)) return FALSE;
/* Setup windows */
Globals.hMainWnd =
CreateWindow(className, winName, WS_OVERLAPPEDWINDOW,
CW_USEDEFAULT, 0, CW_USEDEFAULT, 0,
NULL, NULL, Globals.hInstance, NULL);
if (!Globals.hMainWnd)
{
ShowLastError();
ExitProcess(1);
}
NOTEPAD_InitData();
DIALOG_FileNew();
ShowWindow(Globals.hMainWnd, show);
UpdateWindow(Globals.hMainWnd);
DragAcceptFiles(Globals.hMainWnd, TRUE);
HandleCommandLine(GetCommandLine());
hAccel = LoadAccelerators( hInstance, MAKEINTRESOURCE(ID_ACCEL) );
while (GetMessage(&msg, 0, 0, 0))
{
if (!TranslateAccelerator(Globals.hMainWnd, hAccel, &msg) && !IsDialogMessage(Globals.hFindReplaceDlg, &msg))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
}
return msg.wParam;
}
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