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reactos/rosapps/notepad/dialog.c
Steven Edwards e816725be5 Moved the WINE notepad. 
svn path=/trunk/; revision=8773
2004-03-17 01:28:14 +00:00

717 lines
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/*
* Notepad (dialog.c)
*
* Copyright 1998,99 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 <assert.h>
#include <stdio.h>
#include <windows.h>
#include <commdlg.h>
#include "main.h"
#include "license.h"
#include "dialog.h"
static const WCHAR helpfileW[] = { 'n','o','t','e','p','a','d','.','h','l','p',0 };
static INT_PTR WINAPI DIALOG_PAGESETUP_DlgProc(HWND hDlg, UINT msg, WPARAM wParam, LPARAM lParam);
VOID ShowLastError(void)
{
DWORD error = GetLastError();
if (error != NO_ERROR)
{
LPWSTR lpMsgBuf;
WCHAR szTitle[MAX_STRING_LEN];
LoadString(Globals.hInstance, STRING_ERROR, szTitle, SIZEOF(szTitle));
FormatMessage(
FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM,
NULL, error, 0,
(LPTSTR) &lpMsgBuf, 0, NULL);
MessageBox(NULL, lpMsgBuf, szTitle, MB_OK | MB_ICONERROR);
LocalFree(lpMsgBuf);
}
}
/**
* Sets the caption of the main window according to Globals.szFileTitle:
* Notepad - (untitled) if no file is open
* Notepad - [filename] if a file is given
*/
static void UpdateWindowCaption(void)
{
WCHAR szCaption[MAX_STRING_LEN];
WCHAR szUntitled[MAX_STRING_LEN];
LoadString(Globals.hInstance, STRING_NOTEPAD, szCaption, SIZEOF(szCaption));
if (Globals.szFileTitle[0] != '\0') {
static const WCHAR bracket_lW[] = { ' ','-',' ','[',0 };
static const WCHAR bracket_rW[] = { ']',0 };
lstrcat(szCaption, bracket_lW);
lstrcat(szCaption, Globals.szFileTitle);
lstrcat(szCaption, bracket_rW);
}
else
{
static const WCHAR hyphenW[] = { ' ','-',' ',0 };
LoadString(Globals.hInstance, STRING_UNTITLED, szUntitled, SIZEOF(szUntitled));
lstrcat(szCaption, hyphenW);
lstrcat(szCaption, szUntitled);
}
SetWindowText(Globals.hMainWnd, szCaption);
}
static void AlertFileNotFound(LPCWSTR szFileName)
{
WCHAR szMessage[MAX_STRING_LEN];
WCHAR szResource[MAX_STRING_LEN];
/* Load and format szMessage */
LoadString(Globals.hInstance, STRING_NOTFOUND, szResource, SIZEOF(szResource));
wsprintf(szMessage, szResource, szFileName);
/* Load szCaption */
LoadString(Globals.hInstance, STRING_ERROR, szResource, SIZEOF(szResource));
/* Display Modal Dialog */
MessageBox(Globals.hMainWnd, szMessage, szResource, MB_ICONEXCLAMATION);
}
static int AlertFileNotSaved(LPCWSTR szFileName)
{
WCHAR szMessage[MAX_STRING_LEN];
WCHAR szResource[MAX_STRING_LEN];
WCHAR szUntitled[MAX_STRING_LEN];
LoadString(Globals.hInstance, STRING_UNTITLED, szUntitled, SIZEOF(szUntitled));
/* Load and format Message */
LoadString(Globals.hInstance, STRING_NOTSAVED, szResource, SIZEOF(szResource));
wsprintf(szMessage, szResource, szFileName[0] ? szFileName : szUntitled);
/* Load Caption */
LoadString(Globals.hInstance, STRING_ERROR, szResource, SIZEOF(szResource));
/* Display modal */
return MessageBox(Globals.hMainWnd, szMessage, szResource, MB_ICONEXCLAMATION|MB_YESNOCANCEL);
}
/**
* Returns:
* TRUE - if file exists
* FALSE - if file does not exist
*/
BOOL FileExists(LPCWSTR szFilename)
{
WIN32_FIND_DATA entry;
HANDLE hFile;
hFile = FindFirstFile(szFilename, &entry);
FindClose(hFile);
return (hFile != INVALID_HANDLE_VALUE);
}
static VOID DoSaveFile(VOID)
{
HANDLE hFile;
DWORD dwNumWrite;
LPSTR pTemp;
DWORD size;
hFile = CreateFile(Globals.szFileName, GENERIC_WRITE, FILE_SHARE_WRITE,
NULL, OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
if(hFile == INVALID_HANDLE_VALUE)
{
ShowLastError();
return;
}
size = GetWindowTextLengthA(Globals.hEdit) + 1;
pTemp = HeapAlloc(GetProcessHeap(), 0, size);
if (!pTemp)
{
CloseHandle(hFile);
ShowLastError();
return;
}
size = GetWindowTextA(Globals.hEdit, pTemp, size);
if (!WriteFile(hFile, pTemp, size, &dwNumWrite, NULL))
ShowLastError();
CloseHandle(hFile);
HeapFree(GetProcessHeap(), 0, pTemp);
}
/**
* Returns:
* TRUE - User agreed to close (both save/don't save)
* FALSE - User cancelled close by selecting "Cancel"
*/
BOOL DoCloseFile(void)
{
int nResult;
static const WCHAR empty_strW[] = { 0 };
if (SendMessage(Globals.hEdit, EM_GETMODIFY, 0, 0))
{
/* prompt user to save changes */
nResult = AlertFileNotSaved(Globals.szFileName);
switch (nResult) {
case IDYES: DIALOG_FileSave();
break;
case IDNO: break;
case IDCANCEL: return(FALSE);
break;
default: return(FALSE);
break;
} /* switch */
} /* if */
SetFileName(empty_strW);
UpdateWindowCaption();
return(TRUE);
}
void DoOpenFile(LPCWSTR szFileName)
{
HANDLE hFile;
LPSTR pTemp;
DWORD size;
DWORD dwNumRead;
/* Close any files and prompt to save changes */
if (!DoCloseFile())
return;
hFile = CreateFile(szFileName, GENERIC_READ, FILE_SHARE_READ, NULL,
OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if(hFile == INVALID_HANDLE_VALUE)
{
ShowLastError();
return;
}
size = GetFileSize(hFile, NULL);
if (size == INVALID_FILE_SIZE)
{
CloseHandle(hFile);
ShowLastError();
return;
}
size++;
pTemp = HeapAlloc(GetProcessHeap(), 0, size);
if (!pTemp)
{
CloseHandle(hFile);
ShowLastError();
return;
}
if (!ReadFile(hFile, pTemp, size, &dwNumRead, NULL))
{
CloseHandle(hFile);
HeapFree(GetProcessHeap(), 0, pTemp);
ShowLastError();
return;
}
CloseHandle(hFile);
pTemp[dwNumRead] = 0;
if (IsTextUnicode(pTemp, dwNumRead, NULL))
{
LPWSTR p = (LPWSTR)pTemp;
/* We need to strip BOM Unicode character, SetWindowTextW won't do it for us. */
if (*p == 0xFEFF || *p == 0xFFFE) p++;
SetWindowTextW(Globals.hEdit, p);
}
else
SetWindowTextA(Globals.hEdit, pTemp);
HeapFree(GetProcessHeap(), 0, pTemp);
SendMessage(Globals.hEdit, EM_SETMODIFY, FALSE, 0);
SendMessage(Globals.hEdit, EM_EMPTYUNDOBUFFER, 0, 0);
SetFocus(Globals.hEdit);
SetFileName(szFileName);
UpdateWindowCaption();
}
VOID DIALOG_FileNew(VOID)
{
static const WCHAR empty_strW[] = { 0 };
/* Close any files and promt to save changes */
if (DoCloseFile()) {
SetWindowText(Globals.hEdit, empty_strW);
SendMessage(Globals.hEdit, EM_EMPTYUNDOBUFFER, 0, 0);
SetFocus(Globals.hEdit);
}
}
VOID DIALOG_FileOpen(VOID)
{
OPENFILENAME openfilename;
WCHAR szPath[MAX_PATH];
WCHAR szDir[MAX_PATH];
static const WCHAR szDefaultExt[] = { 't','x','t',0 };
static const WCHAR txt_files[] = { '*','.','t','x','t',0 };
ZeroMemory(&openfilename, sizeof(openfilename));
GetCurrentDirectory(SIZEOF(szDir), szDir);
lstrcpy(szPath, txt_files);
openfilename.lStructSize = sizeof(openfilename);
openfilename.hwndOwner = Globals.hMainWnd;
openfilename.hInstance = Globals.hInstance;
openfilename.lpstrFilter = Globals.szFilter;
openfilename.lpstrFile = szPath;
openfilename.nMaxFile = SIZEOF(szPath);
openfilename.lpstrInitialDir = szDir;
openfilename.Flags = OFN_FILEMUSTEXIST | OFN_PATHMUSTEXIST |
OFN_HIDEREADONLY;
openfilename.lpstrDefExt = szDefaultExt;
if (GetOpenFileName(&openfilename)) {
if (FileExists(openfilename.lpstrFile))
DoOpenFile(openfilename.lpstrFile);
else
AlertFileNotFound(openfilename.lpstrFile);
}
}
VOID DIALOG_FileSave(VOID)
{
if (Globals.szFileName[0] == '\0')
DIALOG_FileSaveAs();
else
DoSaveFile();
}
VOID DIALOG_FileSaveAs(VOID)
{
OPENFILENAME saveas;
WCHAR szPath[MAX_PATH];
WCHAR szDir[MAX_PATH];
static const WCHAR szDefaultExt[] = { 't','x','t',0 };
static const WCHAR txt_files[] = { '*','.','t','x','t',0 };
ZeroMemory(&saveas, sizeof(saveas));
GetCurrentDirectory(SIZEOF(szDir), szDir);
lstrcpy(szPath, txt_files);
saveas.lStructSize = sizeof(OPENFILENAME);
saveas.hwndOwner = Globals.hMainWnd;
saveas.hInstance = Globals.hInstance;
saveas.lpstrFilter = Globals.szFilter;
saveas.lpstrFile = szPath;
saveas.nMaxFile = SIZEOF(szPath);
saveas.lpstrInitialDir = szDir;
saveas.Flags = OFN_PATHMUSTEXIST | OFN_OVERWRITEPROMPT |
OFN_HIDEREADONLY;
saveas.lpstrDefExt = szDefaultExt;
if (GetSaveFileName(&saveas)) {
SetFileName(szPath);
UpdateWindowCaption();
DoSaveFile();
}
}
VOID DIALOG_FilePrint(VOID)
{
DOCINFO di;
PRINTDLG printer;
SIZE szMetric;
int cWidthPels, cHeightPels, border;
int xLeft, yTop, i, pagecount, dopage, copycount;
LOGFONT hdrFont;
HFONT font, old_font=0;
DWORD size;
LPWSTR pTemp;
static const WCHAR times_new_romanW[] = { 'T','i','m','e','s',' ','N','e','w',' ','R','o','m','a','n',0 };
/* Get a small font and print some header info on each page */
hdrFont.lfHeight = 100;
hdrFont.lfWidth = 0;
hdrFont.lfEscapement = 0;
hdrFont.lfOrientation = 0;
hdrFont.lfWeight = FW_BOLD;
hdrFont.lfItalic = 0;
hdrFont.lfUnderline = 0;
hdrFont.lfStrikeOut = 0;
hdrFont.lfCharSet = ANSI_CHARSET;
hdrFont.lfOutPrecision = OUT_DEFAULT_PRECIS;
hdrFont.lfClipPrecision = CLIP_DEFAULT_PRECIS;
hdrFont.lfQuality = PROOF_QUALITY;
hdrFont.lfPitchAndFamily = VARIABLE_PITCH | FF_ROMAN;
lstrcpy(hdrFont.lfFaceName, times_new_romanW);
font = CreateFontIndirect(&hdrFont);
/* Get Current Settings */
ZeroMemory(&printer, sizeof(printer));
printer.lStructSize = sizeof(printer);
printer.hwndOwner = Globals.hMainWnd;
printer.hInstance = Globals.hInstance;
/* Set some default flags */
printer.Flags = PD_RETURNDC;
printer.nFromPage = 0;
printer.nMinPage = 1;
/* we really need to calculate number of pages to set nMaxPage and nToPage */
printer.nToPage = 0;
printer.nMaxPage = -1;
/* Let commdlg manage copy settings */
printer.nCopies = (WORD)PD_USEDEVMODECOPIES;
if (!PrintDlg(&printer)) return;
assert(printer.hDC != 0);
/* initialize DOCINFO */
di.cbSize = sizeof(DOCINFO);
di.lpszDocName = Globals.szFileTitle;
di.lpszOutput = NULL;
di.lpszDatatype = NULL;
di.fwType = 0;
if (StartDoc(printer.hDC, &di) <= 0) return;
/* Get the page dimensions in pixels. */
cWidthPels = GetDeviceCaps(printer.hDC, HORZRES);
cHeightPels = GetDeviceCaps(printer.hDC, VERTRES);
/* Get the file text */
size = GetWindowTextLength(Globals.hEdit) + 1;
pTemp = HeapAlloc(GetProcessHeap(), 0, size * sizeof(WCHAR));
if (!pTemp)
{
ShowLastError();
return;
}
size = GetWindowText(Globals.hEdit, pTemp, size);
border = 150;
for (copycount=1; copycount <= printer.nCopies; copycount++) {
i = 0;
pagecount = 1;
do {
static const WCHAR letterM[] = { 'M',0 };
if (pagecount >= printer.nFromPage &&
/* ((printer.Flags & PD_PAGENUMS) == 0 || pagecount <= printer.nToPage))*/
pagecount <= printer.nToPage)
dopage = 1;
else
dopage = 0;
old_font = SelectObject(printer.hDC, font);
GetTextExtentPoint32(printer.hDC, letterM, 1, &szMetric);
if (dopage) {
if (StartPage(printer.hDC) <= 0) {
static const WCHAR failedW[] = { 'S','t','a','r','t','P','a','g','e',' ','f','a','i','l','e','d',0 };
static const WCHAR errorW[] = { 'P','r','i','n','t',' ','E','r','r','o','r',0 };
MessageBox(Globals.hMainWnd, failedW, errorW, MB_ICONEXCLAMATION);
return;
}
/* Write a rectangle and header at the top of each page */
Rectangle(printer.hDC, border, border, cWidthPels-border, border+szMetric.cy*2);
/* I don't know what's up with this TextOut command. This comes out
kind of mangled.
*/
TextOut(printer.hDC, border*2, border+szMetric.cy/2, Globals.szFileTitle, lstrlen(Globals.szFileTitle));
}
/* The starting point for the main text */
xLeft = border*2;
yTop = border+szMetric.cy*4;
SelectObject(printer.hDC, old_font);
GetTextExtentPoint32(printer.hDC, letterM, 1, &szMetric);
/* Since outputting strings is giving me problems, output the main
text one character at a time.
*/
do {
if (pTemp[i] == '\n') {
xLeft = border*2;
yTop += szMetric.cy;
}
else if (pTemp[i] != '\r') {
if (dopage)
TextOut(printer.hDC, xLeft, yTop, &pTemp[i], 1);
xLeft += szMetric.cx;
}
} while (i++<size && yTop<(cHeightPels-border*2));
if (dopage)
EndPage(printer.hDC);
pagecount++;
} while (i<size);
}
EndDoc(printer.hDC);
DeleteDC(printer.hDC);
HeapFree(GetProcessHeap(), 0, pTemp);
}
VOID DIALOG_FilePrinterSetup(VOID)
{
PRINTDLG printer;
ZeroMemory(&printer, sizeof(printer));
printer.lStructSize = sizeof(printer);
printer.hwndOwner = Globals.hMainWnd;
printer.hInstance = Globals.hInstance;
printer.Flags = PD_PRINTSETUP;
printer.nCopies = 1;
PrintDlg(&printer);
}
VOID DIALOG_FileExit(VOID)
{
PostMessage(Globals.hMainWnd, WM_CLOSE, 0, 0l);
}
VOID DIALOG_EditUndo(VOID)
{
SendMessage(Globals.hEdit, EM_UNDO, 0, 0);
}
VOID DIALOG_EditCut(VOID)
{
SendMessage(Globals.hEdit, WM_CUT, 0, 0);
}
VOID DIALOG_EditCopy(VOID)
{
SendMessage(Globals.hEdit, WM_COPY, 0, 0);
}
VOID DIALOG_EditPaste(VOID)
{
SendMessage(Globals.hEdit, WM_PASTE, 0, 0);
}
VOID DIALOG_EditDelete(VOID)
{
SendMessage(Globals.hEdit, WM_CLEAR, 0, 0);
}
VOID DIALOG_EditSelectAll(VOID)
{
SendMessage(Globals.hEdit, EM_SETSEL, 0, (LPARAM)-1);
}
VOID DIALOG_EditTimeDate(VOID)
{
SYSTEMTIME st;
WCHAR szDate[MAX_STRING_LEN];
static const WCHAR spaceW[] = { ' ',0 };
GetLocalTime(&st);
GetTimeFormat(LOCALE_USER_DEFAULT, 0, &st, NULL, szDate, MAX_STRING_LEN);
SendMessage(Globals.hEdit, EM_REPLACESEL, TRUE, (LPARAM)szDate);
SendMessage(Globals.hEdit, EM_REPLACESEL, TRUE, (LPARAM)spaceW);
GetDateFormat(LOCALE_USER_DEFAULT, DATE_LONGDATE, &st, NULL, szDate, MAX_STRING_LEN);
SendMessage(Globals.hEdit, EM_REPLACESEL, TRUE, (LPARAM)szDate);
}
VOID DIALOG_EditWrap(VOID)
{
Globals.bWrapLongLines = !Globals.bWrapLongLines;
CheckMenuItem(GetMenu(Globals.hMainWnd), CMD_WRAP,
MF_BYCOMMAND | (Globals.bWrapLongLines ? MF_CHECKED : MF_UNCHECKED));
}
VOID DIALOG_SelectFont(VOID)
{
CHOOSEFONT cf;
LOGFONT lf=Globals.lfFont;
ZeroMemory( &cf, sizeof(cf) );
cf.lStructSize=sizeof(cf);
cf.hwndOwner=Globals.hMainWnd;
cf.lpLogFont=&lf;
cf.Flags=CF_SCREENFONTS;
if( ChooseFont(&cf) )
{
HFONT currfont=Globals.hFont;
Globals.hFont=CreateFontIndirect( &lf );
Globals.lfFont=lf;
SendMessage( Globals.hEdit, WM_SETFONT, (WPARAM)Globals.hFont, (LPARAM)TRUE );
if( currfont!=NULL )
DeleteObject( currfont );
}
}
VOID DIALOG_Search(VOID)
{
ZeroMemory(&Globals.find, sizeof(Globals.find));
Globals.find.lStructSize = sizeof(Globals.find);
Globals.find.hwndOwner = Globals.hMainWnd;
Globals.find.hInstance = Globals.hInstance;
Globals.find.lpstrFindWhat = Globals.szFindText;
Globals.find.wFindWhatLen = SIZEOF(Globals.szFindText);
Globals.find.Flags = FR_DOWN;
/* We only need to create the modal FindReplace dialog which will */
/* notify us of incoming events using hMainWnd Window Messages */
Globals.hFindReplaceDlg = FindText(&Globals.find);
assert(Globals.hFindReplaceDlg !=0);
}
VOID DIALOG_SearchNext(VOID)
{
/* FIXME: Search Next */
DIALOG_Search();
}
VOID DIALOG_HelpContents(VOID)
{
WinHelp(Globals.hMainWnd, helpfileW, HELP_INDEX, 0);
}
VOID DIALOG_HelpSearch(VOID)
{
/* Search Help */
}
VOID DIALOG_HelpHelp(VOID)
{
WinHelp(Globals.hMainWnd, helpfileW, HELP_HELPONHELP, 0);
}
VOID DIALOG_HelpLicense(VOID)
{
WineLicense(Globals.hMainWnd);
}
VOID DIALOG_HelpNoWarranty(VOID)
{
WineWarranty(Globals.hMainWnd);
}
VOID DIALOG_HelpAboutWine(VOID)
{
static const WCHAR notepadW[] = { 'N','o','t','e','p','a','d','\n',0 };
WCHAR szNotepad[MAX_STRING_LEN];
LoadString(Globals.hInstance, STRING_NOTEPAD, szNotepad, SIZEOF(szNotepad));
ShellAbout(Globals.hMainWnd, szNotepad, notepadW, 0);
}
/***********************************************************************
*
* DIALOG_FilePageSetup
*/
VOID DIALOG_FilePageSetup(void)
{
DialogBox(Globals.hInstance, MAKEINTRESOURCE(DIALOG_PAGESETUP),
Globals.hMainWnd, DIALOG_PAGESETUP_DlgProc);
}
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
*
* DIALOG_PAGESETUP_DlgProc
*/
static INT_PTR WINAPI DIALOG_PAGESETUP_DlgProc(HWND hDlg, UINT msg, WPARAM wParam, LPARAM lParam)
{
switch (msg)
{
case WM_COMMAND:
switch (wParam)
{
case IDOK:
/* save user input and close dialog */
GetDlgItemText(hDlg, 0x141, Globals.szHeader, SIZEOF(Globals.szHeader));
GetDlgItemText(hDlg, 0x143, Globals.szFooter, SIZEOF(Globals.szFooter));
GetDlgItemText(hDlg, 0x14A, Globals.szMarginTop, SIZEOF(Globals.szMarginTop));
GetDlgItemText(hDlg, 0x150, Globals.szMarginBottom, SIZEOF(Globals.szMarginBottom));
GetDlgItemText(hDlg, 0x147, Globals.szMarginLeft, SIZEOF(Globals.szMarginLeft));
GetDlgItemText(hDlg, 0x14D, Globals.szMarginRight, SIZEOF(Globals.szMarginRight));
EndDialog(hDlg, IDOK);
return TRUE;
case IDCANCEL:
/* discard user input and close dialog */
EndDialog(hDlg, IDCANCEL);
return TRUE;
case IDHELP:
{
/* FIXME: Bring this to work */
static const WCHAR sorryW[] = { 'S','o','r','r','y',',',' ','n','o',' ','h','e','l','p',' ','a','v','a','i','l','a','b','l','e',0 };
static const WCHAR helpW[] = { 'H','e','l','p',0 };
MessageBox(Globals.hMainWnd, sorryW, helpW, MB_ICONEXCLAMATION);
return TRUE;
}
default:
break;
}
break;
case WM_INITDIALOG:
/* fetch last user input prior to display dialog */
SetDlgItemText(hDlg, 0x141, Globals.szHeader);
SetDlgItemText(hDlg, 0x143, Globals.szFooter);
SetDlgItemText(hDlg, 0x14A, Globals.szMarginTop);
SetDlgItemText(hDlg, 0x150, Globals.szMarginBottom);
SetDlgItemText(hDlg, 0x147, Globals.szMarginLeft);
SetDlgItemText(hDlg, 0x14D, Globals.szMarginRight);
break;
}
return FALSE;
}
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