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wine-wine/programs/notepad/dialog.c

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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
* Copyright 2007 Rolf Kalbermatter
* Copyright 2010 Vitaly Perov
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <assert.h>
#include <stdio.h>
#include <windows.h>
#include <shellapi.h>
#include <commdlg.h>
#include <shlwapi.h>
#include <winternl.h>
#include "main.h"
#include "dialog.h"
#define SPACES_IN_TAB 8
#define PRINT_LEN_MAX 500
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);
/* Swap bytes of WCHAR buffer (big-endian <-> little-endian). */
static inline void byteswap_wide_string(LPWSTR str, UINT num)
{
UINT i;
for (i = 0; i < num; i++) str[i] = RtlUshortByteSwap(str[i]);
}
static void load_encoding_name(ENCODING enc, WCHAR* buffer, int length)
{
switch (enc)
{
case ENCODING_UTF16LE:
LoadStringW(Globals.hInstance, STRING_UNICODE_LE, buffer, length);
break;
case ENCODING_UTF16BE:
LoadStringW(Globals.hInstance, STRING_UNICODE_BE, buffer, length);
break;
case ENCODING_UTF8:
LoadStringW(Globals.hInstance, STRING_UTF8, buffer, length);
break;
case ENCODING_ANSI:
{
CPINFOEXW cpi;
GetCPInfoExW(CP_ACP, 0, &cpi);
lstrcpynW(buffer, cpi.CodePageName, length);
break;
}
default:
assert(0 && "bad encoding in load_encoding_name");
break;
}
}
VOID ShowLastError(void)
{
DWORD error = GetLastError();
if (error != NO_ERROR)
{
LPWSTR lpMsgBuf;
WCHAR szTitle[MAX_STRING_LEN];
LoadStringW(Globals.hInstance, STRING_ERROR, szTitle, ARRAY_SIZE(szTitle));
FormatMessageW(
FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM,
NULL, error, 0, (LPWSTR)&lpMsgBuf, 0, NULL);
MessageBoxW(NULL, lpMsgBuf, szTitle, MB_OK | MB_ICONERROR);
LocalFree(lpMsgBuf);
}
}
/**
* Sets the caption of the main window according to Globals.szFileTitle:
* Untitled - Notepad if no file is open
* filename - Notepad if a file is given
*/
void UpdateWindowCaption(void)
{
static const WCHAR hyphenW[] = { ' ','-',' ',0 };
WCHAR szNotepad[64];
WCHAR szCaption[ARRAY_SIZE(Globals.szFileTitle) + ARRAY_SIZE(hyphenW) + ARRAY_SIZE(szNotepad)];
if (Globals.szFileTitle[0] != '\0')
lstrcpyW(szCaption, Globals.szFileTitle);
else
LoadStringW(Globals.hInstance, STRING_UNTITLED, szCaption, ARRAY_SIZE(szCaption));
LoadStringW(Globals.hInstance, STRING_NOTEPAD, szNotepad, ARRAY_SIZE(szNotepad));
lstrcatW(szCaption, hyphenW);
lstrcatW(szCaption, szNotepad);
SetWindowTextW(Globals.hMainWnd, szCaption);
}
int DIALOG_StringMsgBox(HWND hParent, int formatId, LPCWSTR szString, DWORD dwFlags)
{
WCHAR szMessage[MAX_STRING_LEN];
WCHAR szResource[MAX_STRING_LEN];
/* Load and format szMessage */
LoadStringW(Globals.hInstance, formatId, szResource, ARRAY_SIZE(szResource));
wnsprintfW(szMessage, ARRAY_SIZE(szMessage), szResource, szString);
/* Load szCaption */
if ((dwFlags & MB_ICONMASK) == MB_ICONEXCLAMATION)
LoadStringW(Globals.hInstance, STRING_ERROR, szResource, ARRAY_SIZE(szResource));
else
LoadStringW(Globals.hInstance, STRING_NOTEPAD, szResource, ARRAY_SIZE(szResource));
/* Display Modal Dialog */
if (hParent == NULL)
hParent = Globals.hMainWnd;
return MessageBoxW(hParent, szMessage, szResource, dwFlags);
}
static void AlertFileNotFound(LPCWSTR szFileName)
{
DIALOG_StringMsgBox(NULL, STRING_NOTFOUND, szFileName, MB_ICONEXCLAMATION|MB_OK);
}
static int AlertFileNotSaved(LPCWSTR szFileName)
{
WCHAR szUntitled[MAX_STRING_LEN];
LoadStringW(Globals.hInstance, STRING_UNTITLED, szUntitled, ARRAY_SIZE(szUntitled));
return DIALOG_StringMsgBox(NULL, STRING_NOTSAVED, szFileName[0] ? szFileName : szUntitled,
MB_ICONQUESTION|MB_YESNOCANCEL);
}
static int AlertUnicodeCharactersLost(LPCWSTR szFileName)
{
WCHAR szCaption[MAX_STRING_LEN];
WCHAR szMsgFormat[MAX_STRING_LEN];
WCHAR szEnc[MAX_STRING_LEN];
WCHAR* szMsg;
DWORD_PTR args[2];
int rc;
LoadStringW(Globals.hInstance, STRING_NOTEPAD, szCaption,
ARRAY_SIZE(szCaption));
LoadStringW(Globals.hInstance, STRING_LOSS_OF_UNICODE_CHARACTERS,
szMsgFormat, ARRAY_SIZE(szMsgFormat));
load_encoding_name(ENCODING_ANSI, szEnc, ARRAY_SIZE(szEnc));
args[0] = (DWORD_PTR)szFileName;
args[1] = (DWORD_PTR)szEnc;
FormatMessageW(FORMAT_MESSAGE_FROM_STRING|FORMAT_MESSAGE_ALLOCATE_BUFFER|FORMAT_MESSAGE_ARGUMENT_ARRAY, szMsgFormat, 0, 0, (LPWSTR)&szMsg, 0, (__ms_va_list*)args);
rc = MessageBoxW(Globals.hMainWnd, szMsg, szCaption,
MB_OKCANCEL|MB_ICONEXCLAMATION);
LocalFree(szMsg);
return rc;
}
/**
* Returns:
* TRUE - if file exists
* FALSE - if file does not exist
*/
BOOL FileExists(LPCWSTR szFilename)
{
WIN32_FIND_DATAW entry;
HANDLE hFile;
hFile = FindFirstFileW(szFilename, &entry);
FindClose(hFile);
return (hFile != INVALID_HANDLE_VALUE);
}
static inline BOOL is_conversion_to_ansi_lossy(LPCWSTR textW, int lenW)
{
BOOL ret = FALSE;
WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, textW, lenW, NULL, 0,
NULL, &ret);
return ret;
}
typedef enum
{
SAVED_OK,
SAVE_FAILED,
SHOW_SAVEAS_DIALOG
} SAVE_STATUS;
/* szFileName is the filename to save under; enc is the encoding to use.
*
* If the function succeeds, it returns SAVED_OK.
* If the function fails, it returns SAVE_FAILED.
* If Unicode data could be lost due to conversion to a non-Unicode character
* set, a warning is displayed. The user can continue (and the function carries
* on), or cancel (and the function returns SHOW_SAVEAS_DIALOG).
*/
static SAVE_STATUS DoSaveFile(LPCWSTR szFileName, ENCODING enc)
{
int lenW;
WCHAR* textW;
HANDLE hFile;
DWORD dwNumWrite;
PVOID pBytes;
DWORD size;
/* lenW includes the byte-order mark, but not the \0. */
lenW = GetWindowTextLengthW(Globals.hEdit) + 1;
textW = HeapAlloc(GetProcessHeap(), 0, (lenW+1) * sizeof(WCHAR));
if (!textW)
{
ShowLastError();
return SAVE_FAILED;
}
textW[0] = (WCHAR) 0xfeff;
lenW = GetWindowTextW(Globals.hEdit, textW+1, lenW) + 1;
switch (enc)
{
case ENCODING_UTF16BE:
byteswap_wide_string(textW, lenW);
/* fall through */
case ENCODING_UTF16LE:
size = lenW * sizeof(WCHAR);
pBytes = textW;
break;
case ENCODING_UTF8:
size = WideCharToMultiByte(CP_UTF8, 0, textW, lenW, NULL, 0, NULL, NULL);
pBytes = HeapAlloc(GetProcessHeap(), 0, size);
if (!pBytes)
{
ShowLastError();
HeapFree(GetProcessHeap(), 0, textW);
return SAVE_FAILED;
}
WideCharToMultiByte(CP_UTF8, 0, textW, lenW, pBytes, size, NULL, NULL);
HeapFree(GetProcessHeap(), 0, textW);
break;
default:
if (is_conversion_to_ansi_lossy(textW+1, lenW-1)
&& AlertUnicodeCharactersLost(szFileName) == IDCANCEL)
{
HeapFree(GetProcessHeap(), 0, textW);
return SHOW_SAVEAS_DIALOG;
}
size = WideCharToMultiByte(CP_ACP, 0, textW+1, lenW-1, NULL, 0, NULL, NULL);
pBytes = HeapAlloc(GetProcessHeap(), 0, size);
if (!pBytes)
{
ShowLastError();
HeapFree(GetProcessHeap(), 0, textW);
return SAVE_FAILED;
}
WideCharToMultiByte(CP_ACP, 0, textW+1, lenW-1, pBytes, size, NULL, NULL);
HeapFree(GetProcessHeap(), 0, textW);
break;
}
hFile = CreateFileW(szFileName, GENERIC_WRITE, FILE_SHARE_WRITE,
NULL, OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
if(hFile == INVALID_HANDLE_VALUE)
{
ShowLastError();
HeapFree(GetProcessHeap(), 0, pBytes);
return SAVE_FAILED;
}
if (!WriteFile(hFile, pBytes, size, &dwNumWrite, NULL))
{
ShowLastError();
CloseHandle(hFile);
HeapFree(GetProcessHeap(), 0, pBytes);
return SAVE_FAILED;
}
SetEndOfFile(hFile);
CloseHandle(hFile);
HeapFree(GetProcessHeap(), 0, pBytes);
SendMessageW(Globals.hEdit, EM_SETMODIFY, FALSE, 0);
return SAVED_OK;
}
/**
* 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 };
nResult=GetWindowTextLengthW(Globals.hEdit);
if (SendMessageW(Globals.hEdit, EM_GETMODIFY, 0, 0) &&
(nResult || Globals.szFileName[0]))
{
/* prompt user to save changes */
nResult = AlertFileNotSaved(Globals.szFileName);
switch (nResult) {
case IDYES: return DIALOG_FileSave();
case IDNO: break;
case IDCANCEL: return(FALSE);
default: return(FALSE);
} /* switch */
} /* if */
SetFileNameAndEncoding(empty_strW, ENCODING_ANSI);
UpdateWindowCaption();
return(TRUE);
}
static inline ENCODING detect_encoding_of_buffer(const void* buffer, int size)
{
static const char bom_utf8[] = { 0xef, 0xbb, 0xbf };
if (size >= sizeof(bom_utf8) && !memcmp(buffer, bom_utf8, sizeof(bom_utf8)))
return ENCODING_UTF8;
else
{
int flags = IS_TEXT_UNICODE_SIGNATURE |
IS_TEXT_UNICODE_REVERSE_SIGNATURE |
IS_TEXT_UNICODE_ODD_LENGTH;
IsTextUnicode(buffer, size, &flags);
if (flags & IS_TEXT_UNICODE_SIGNATURE)
return ENCODING_UTF16LE;
else if (flags & IS_TEXT_UNICODE_REVERSE_SIGNATURE)
return ENCODING_UTF16BE;
else
return ENCODING_ANSI;
}
}
void DoOpenFile(LPCWSTR szFileName, ENCODING enc)
{
static const WCHAR dotlog[] = { '.','L','O','G',0 };
HANDLE hFile;
LPSTR pTemp;
DWORD size;
DWORD dwNumRead;
int lenW;
WCHAR* textW;
int i;
WCHAR log[5];
/* Close any files and prompt to save changes */
if (!DoCloseFile())
return;
hFile = CreateFileW(szFileName, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if(hFile == INVALID_HANDLE_VALUE)
{
AlertFileNotFound(szFileName);
return;
}
size = GetFileSize(hFile, NULL);
if (size == INVALID_FILE_SIZE)
{
CloseHandle(hFile);
ShowLastError();
return;
}
/* Extra memory for (WCHAR)'\0'-termination. */
pTemp = HeapAlloc(GetProcessHeap(), 0, size+2);
if (!pTemp)
{
CloseHandle(hFile);
ShowLastError();
return;
}
if (!ReadFile(hFile, pTemp, size, &dwNumRead, NULL))
{
CloseHandle(hFile);
HeapFree(GetProcessHeap(), 0, pTemp);
ShowLastError();
return;
}
CloseHandle(hFile);
size = dwNumRead;
if (enc == ENCODING_AUTO)
enc = detect_encoding_of_buffer(pTemp, size);
else if (size >= 2 && (enc==ENCODING_UTF16LE || enc==ENCODING_UTF16BE))
{
/* If UTF-16 (BE or LE) is selected, and there is a UTF-16 BOM,
* override the selection (like native Notepad).
*/
if ((BYTE)pTemp[0] == 0xff && (BYTE)pTemp[1] == 0xfe)
enc = ENCODING_UTF16LE;
else if ((BYTE)pTemp[0] == 0xfe && (BYTE)pTemp[1] == 0xff)
enc = ENCODING_UTF16BE;
}
switch (enc)
{
case ENCODING_UTF16BE:
byteswap_wide_string((WCHAR*) pTemp, size/sizeof(WCHAR));
/* Forget whether the file is BE or LE, like native Notepad. */
enc = ENCODING_UTF16LE;
/* fall through */
case ENCODING_UTF16LE:
textW = (LPWSTR)pTemp;
lenW = size/sizeof(WCHAR);
break;
default:
{
int cp = (enc==ENCODING_UTF8) ? CP_UTF8 : CP_ACP;
lenW = MultiByteToWideChar(cp, 0, pTemp, size, NULL, 0);
textW = HeapAlloc(GetProcessHeap(), 0, (lenW+1) * sizeof(WCHAR));
if (!textW)
{
ShowLastError();
HeapFree(GetProcessHeap(), 0, pTemp);
return;
}
MultiByteToWideChar(cp, 0, pTemp, size, textW, lenW);
HeapFree(GetProcessHeap(), 0, pTemp);
break;
}
}
/* Replace '\0's with spaces. Other than creating a custom control that
* can deal with '\0' characters, it's the best that can be done.
*/
for (i = 0; i < lenW; i++)
if (textW[i] == '\0')
textW[i] = ' ';
textW[lenW] = '\0';
if (lenW >= 1 && textW[0] == 0xfeff)
SetWindowTextW(Globals.hEdit, textW+1);
else
SetWindowTextW(Globals.hEdit, textW);
HeapFree(GetProcessHeap(), 0, textW);
SendMessageW(Globals.hEdit, EM_SETMODIFY, FALSE, 0);
SendMessageW(Globals.hEdit, EM_EMPTYUNDOBUFFER, 0, 0);
SetFocus(Globals.hEdit);
/* If the file starts with .LOG, add a time/date at the end and set cursor after */
if (GetWindowTextW(Globals.hEdit, log, ARRAY_SIZE(log)) && !lstrcmpW(log, dotlog))
{
static const WCHAR lfW[] = { '\r','\n',0 };
SendMessageW(Globals.hEdit, EM_SETSEL, GetWindowTextLengthW(Globals.hEdit), -1);
SendMessageW(Globals.hEdit, EM_REPLACESEL, TRUE, (LPARAM)lfW);
DIALOG_EditTimeDate();
SendMessageW(Globals.hEdit, EM_REPLACESEL, TRUE, (LPARAM)lfW);
}
SetFileNameAndEncoding(szFileName, enc);
UpdateWindowCaption();
}
VOID DIALOG_FileNew(VOID)
{
static const WCHAR empty_strW[] = { 0 };
/* Close any files and prompt to save changes */
if (DoCloseFile()) {
SetWindowTextW(Globals.hEdit, empty_strW);
SendMessageW(Globals.hEdit, EM_EMPTYUNDOBUFFER, 0, 0);
SetFocus(Globals.hEdit);
}
}
/* Used to detect encoding of files selected in Open dialog.
* Returns ENCODING_AUTO if file can't be read, etc.
*/
static ENCODING detect_encoding_of_file(LPCWSTR szFileName)
{
DWORD size;
HANDLE hFile = CreateFileW(szFileName, GENERIC_READ, FILE_SHARE_READ, NULL,
OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if (hFile == INVALID_HANDLE_VALUE)
return ENCODING_AUTO;
size = GetFileSize(hFile, NULL);
if (size == INVALID_FILE_SIZE)
{
CloseHandle(hFile);
return ENCODING_AUTO;
}
else
{
DWORD dwNumRead;
BYTE buffer[MAX_STRING_LEN];
if (!ReadFile(hFile, buffer, min(size, sizeof(buffer)), &dwNumRead, NULL))
{
CloseHandle(hFile);
return ENCODING_AUTO;
}
CloseHandle(hFile);
return detect_encoding_of_buffer(buffer, dwNumRead);
}
}
static LPWSTR dialog_print_to_file(HWND hMainWnd)
{
OPENFILENAMEW ofn;
static WCHAR file[MAX_PATH] = {'o','u','t','p','u','t','.','p','r','n',0};
static const WCHAR defExt[] = {'p','r','n',0};
ZeroMemory(&ofn, sizeof(ofn));
ofn.lStructSize = sizeof(ofn);
ofn.Flags = OFN_PATHMUSTEXIST | OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT;
ofn.hwndOwner = hMainWnd;
ofn.lpstrFile = file;
ofn.nMaxFile = MAX_PATH;
ofn.lpstrDefExt = defExt;
if(GetSaveFileNameW(&ofn))
return file;
else
return FALSE;
}
static UINT_PTR CALLBACK OfnHookProc(HWND hdlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
static HWND hEncCombo;
switch (uMsg)
{
case WM_INITDIALOG:
{
ENCODING enc;
hEncCombo = GetDlgItem(hdlg, IDC_OFN_ENCCOMBO);
for (enc = MIN_ENCODING; enc <= MAX_ENCODING; enc++)
{
WCHAR szEnc[MAX_STRING_LEN];
load_encoding_name(enc, szEnc, ARRAY_SIZE(szEnc));
SendMessageW(hEncCombo, CB_ADDSTRING, 0, (LPARAM)szEnc);
}
SendMessageW(hEncCombo, CB_SETCURSEL, (WPARAM)Globals.encOfnCombo, 0);
}
break;
case WM_COMMAND:
if (LOWORD(wParam) == IDC_OFN_ENCCOMBO &&
HIWORD(wParam) == CBN_SELCHANGE)
{
int index = SendMessageW(hEncCombo, CB_GETCURSEL, 0, 0);
Globals.encOfnCombo = index==CB_ERR ? ENCODING_ANSI : (ENCODING)index;
}
break;
case WM_NOTIFY:
switch (((OFNOTIFYW*)lParam)->hdr.code)
{
case CDN_SELCHANGE:
if (Globals.bOfnIsOpenDialog)
{
/* Check the start of the selected file for a BOM. */
ENCODING enc;
WCHAR szFileName[MAX_PATH];
SendMessageW(GetParent(hdlg), CDM_GETFILEPATH,
ARRAY_SIZE(szFileName), (LPARAM)szFileName);
enc = detect_encoding_of_file(szFileName);
if (enc != ENCODING_AUTO)
{
Globals.encOfnCombo = enc;
SendMessageW(hEncCombo, CB_SETCURSEL, (WPARAM)enc, 0);
}
}
break;
default:
break;
}
break;
default:
break;
}
return 0;
}
VOID DIALOG_FileOpen(VOID)
{
OPENFILENAMEW openfilename;
WCHAR szPath[MAX_PATH];
static const WCHAR szDefaultExt[] = { 't','x','t',0 };
static const WCHAR txt_files[] = { '*','.','t','x','t',0 };
ZeroMemory(&openfilename, sizeof(openfilename));
lstrcpyW(szPath, txt_files);
openfilename.lStructSize = sizeof(openfilename);
openfilename.hwndOwner = Globals.hMainWnd;
openfilename.hInstance = Globals.hInstance;
openfilename.lpstrFilter = Globals.szFilter;
openfilename.lpstrFile = szPath;
openfilename.nMaxFile = ARRAY_SIZE(szPath);
openfilename.Flags = OFN_ENABLETEMPLATE | OFN_ENABLEHOOK | OFN_EXPLORER |
OFN_FILEMUSTEXIST | OFN_PATHMUSTEXIST |
OFN_HIDEREADONLY | OFN_ENABLESIZING;
openfilename.lpfnHook = OfnHookProc;
openfilename.lpTemplateName = MAKEINTRESOURCEW(IDD_OFN_TEMPLATE);
openfilename.lpstrDefExt = szDefaultExt;
Globals.encOfnCombo = ENCODING_ANSI;
Globals.bOfnIsOpenDialog = TRUE;
if (GetOpenFileNameW(&openfilename))
DoOpenFile(openfilename.lpstrFile, Globals.encOfnCombo);
}
/* Return FALSE to cancel close */
BOOL DIALOG_FileSave(VOID)
{
if (Globals.szFileName[0] == '\0')
return DIALOG_FileSaveAs();
else
{
switch (DoSaveFile(Globals.szFileName, Globals.encFile))
{
case SAVED_OK: return TRUE;
case SHOW_SAVEAS_DIALOG: return DIALOG_FileSaveAs();
default: return FALSE;
}
}
}
BOOL DIALOG_FileSaveAs(VOID)
{
OPENFILENAMEW saveas;
WCHAR szPath[MAX_PATH];
static const WCHAR szDefaultExt[] = { 't','x','t',0 };
static const WCHAR txt_files[] = { '*','.','t','x','t',0 };
ZeroMemory(&saveas, sizeof(saveas));
lstrcpyW(szPath, txt_files);
saveas.lStructSize = sizeof(OPENFILENAMEW);
saveas.hwndOwner = Globals.hMainWnd;
saveas.hInstance = Globals.hInstance;
saveas.lpstrFilter = Globals.szFilter;
saveas.lpstrFile = szPath;
saveas.nMaxFile = ARRAY_SIZE(szPath);
saveas.Flags = OFN_ENABLETEMPLATE | OFN_ENABLEHOOK | OFN_EXPLORER |
OFN_PATHMUSTEXIST | OFN_OVERWRITEPROMPT |
OFN_HIDEREADONLY | OFN_ENABLESIZING;
saveas.lpfnHook = OfnHookProc;
saveas.lpTemplateName = MAKEINTRESOURCEW(IDD_OFN_TEMPLATE);
saveas.lpstrDefExt = szDefaultExt;
/* Preset encoding to what file was opened/saved last with. */
Globals.encOfnCombo = Globals.encFile;
Globals.bOfnIsOpenDialog = FALSE;
retry:
if (!GetSaveFileNameW(&saveas))
return FALSE;
switch (DoSaveFile(szPath, Globals.encOfnCombo))
{
case SAVED_OK:
SetFileNameAndEncoding(szPath, Globals.encOfnCombo);
UpdateWindowCaption();
return TRUE;
case SHOW_SAVEAS_DIALOG:
goto retry;
default:
return FALSE;
}
}
typedef struct {
LPWSTR mptr;
LPWSTR mend;
LPWSTR lptr;
DWORD len;
} TEXTINFO, *LPTEXTINFO;
static int notepad_print_header(HDC hdc, RECT *rc, BOOL dopage, BOOL header, int page, LPWSTR text)
{
SIZE szMetric;
if (*text)
{
/* Write the header or footer */
GetTextExtentPoint32W(hdc, text, lstrlenW(text), &szMetric);
if (dopage)
ExtTextOutW(hdc, (rc->left + rc->right - szMetric.cx) / 2,
header ? rc->top : rc->bottom - szMetric.cy,
ETO_CLIPPED, rc, text, lstrlenW(text), NULL);
return 1;
}
return 0;
}
static WCHAR *expand_header_vars(WCHAR *pattern, int page)
{
int length = 0;
int i;
BOOL inside = FALSE;
WCHAR *buffer = NULL;
for (i = 0; pattern[i]; i++)
{
if (inside)
{
if (pattern[i] == '&')
length++;
else if (pattern[i] == 'p')
length += 11;
inside = FALSE;
}
else if (pattern[i] == '&')
inside = TRUE;
else
length++;
}
buffer = HeapAlloc(GetProcessHeap(), 0, (length + 1) * sizeof(WCHAR));
if (buffer)
{
int j = 0;
inside = FALSE;
for (i = 0; pattern[i]; i++)
{
if (inside)
{
if (pattern[i] == '&')
buffer[j++] = '&';
else if (pattern[i] == 'p')
{
static const WCHAR percent_dW[] = {'%','d',0};
j += wnsprintfW(&buffer[j], 11, percent_dW, page);
}
inside = FALSE;
}
else if (pattern[i] == '&')
inside = TRUE;
else
buffer[j++] = pattern[i];
}
buffer[j++] = 0;
}
return buffer;
}
static BOOL notepad_print_page(HDC hdc, RECT *rc, BOOL dopage, int page, LPTEXTINFO tInfo)
{
int b, y;
TEXTMETRICW tm;
SIZE szMetrics;
WCHAR *footer_text = NULL;
footer_text = expand_header_vars(Globals.szFooter, page);
if (footer_text == NULL)
return FALSE;
if (dopage)
{
if (StartPage(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 };
MessageBoxW(Globals.hMainWnd, failedW, errorW, MB_ICONEXCLAMATION);
HeapFree(GetProcessHeap(), 0, footer_text);
return FALSE;
}
}
GetTextMetricsW(hdc, &tm);
y = rc->top + notepad_print_header(hdc, rc, dopage, TRUE, page, Globals.szFileName) * tm.tmHeight;
b = rc->bottom - 2 * notepad_print_header(hdc, rc, FALSE, FALSE, page, footer_text) * tm.tmHeight;
do {
INT m, n;
if (!tInfo->len)
{
/* find the end of the line */
while (tInfo->mptr < tInfo->mend && *tInfo->mptr != '\n' && *tInfo->mptr != '\r')
{
if (*tInfo->mptr == '\t')
{
/* replace tabs with spaces */
for (m = 0; m < SPACES_IN_TAB; m++)
{
if (tInfo->len < PRINT_LEN_MAX)
tInfo->lptr[tInfo->len++] = ' ';
else if (Globals.bWrapLongLines)
break;
}
}
else if (tInfo->len < PRINT_LEN_MAX)
tInfo->lptr[tInfo->len++] = *tInfo->mptr;
if (tInfo->len >= PRINT_LEN_MAX && Globals.bWrapLongLines)
break;
tInfo->mptr++;
}
}
/* Find out how much we should print if line wrapping is enabled */
if (Globals.bWrapLongLines)
{
GetTextExtentExPointW(hdc, tInfo->lptr, tInfo->len, rc->right - rc->left, &n, NULL, &szMetrics);
if (n < tInfo->len && tInfo->lptr[n] != ' ')
{
m = n;
/* Don't wrap words unless it's a single word over the entire line */
while (m && tInfo->lptr[m] != ' ') m--;
if (m > 0) n = m + 1;
}
}
else
n = tInfo->len;
if (dopage)
ExtTextOutW(hdc, rc->left, y, ETO_CLIPPED, rc, tInfo->lptr, n, NULL);
tInfo->len -= n;
if (tInfo->len)
{
memcpy(tInfo->lptr, tInfo->lptr + n, tInfo->len * sizeof(WCHAR));
y += tm.tmHeight + tm.tmExternalLeading;
}
else
{
/* find the next line */
while (tInfo->mptr < tInfo->mend && y < b && (*tInfo->mptr == '\n' || *tInfo->mptr == '\r'))
{
if (*tInfo->mptr == '\n')
y += tm.tmHeight + tm.tmExternalLeading;
tInfo->mptr++;
}
}
} while (tInfo->mptr < tInfo->mend && y < b);
notepad_print_header(hdc, rc, dopage, FALSE, page, footer_text);
if (dopage)
{
EndPage(hdc);
}
HeapFree(GetProcessHeap(), 0, footer_text);
return TRUE;
}
VOID DIALOG_FilePrint(VOID)
{
DOCINFOW di;
PRINTDLGW printer;
int page, dopage, copy;
LOGFONTW lfFont;
HFONT hTextFont, old_font = 0;
DWORD size;
BOOL ret = FALSE;
RECT rc;
LPWSTR pTemp;
TEXTINFO tInfo;
WCHAR cTemp[PRINT_LEN_MAX];
/* Get Current Settings */
ZeroMemory(&printer, sizeof(printer));
printer.lStructSize = sizeof(printer);
printer.hwndOwner = Globals.hMainWnd;
printer.hDevMode = Globals.hDevMode;
printer.hDevNames = Globals.hDevNames;
printer.hInstance = Globals.hInstance;
/* Set some default flags */
printer.Flags = PD_RETURNDC | PD_NOSELECTION;
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 (!PrintDlgW(&printer)) return;
Globals.hDevMode = printer.hDevMode;
Globals.hDevNames = printer.hDevNames;
SetMapMode(printer.hDC, MM_TEXT);
/* initialize DOCINFO */
di.cbSize = sizeof(DOCINFOW);
di.lpszDocName = Globals.szFileTitle;
di.lpszOutput = NULL;
di.lpszDatatype = NULL;
di.fwType = 0;
if(printer.Flags & PD_PRINTTOFILE)
{
di.lpszOutput = dialog_print_to_file(printer.hwndOwner);
if(!di.lpszOutput)
return;
}
/* Get the file text */
size = GetWindowTextLengthW(Globals.hEdit) + 1;
pTemp = HeapAlloc(GetProcessHeap(), 0, size * sizeof(WCHAR));
if (!pTemp)
{
DeleteDC(printer.hDC);
ShowLastError();
return;
}
size = GetWindowTextW(Globals.hEdit, pTemp, size);
if (StartDocW(printer.hDC, &di) > 0)
{
/* Get the page margins in pixels. */
rc.top = MulDiv(Globals.iMarginTop, GetDeviceCaps(printer.hDC, LOGPIXELSY), 2540) -
GetDeviceCaps(printer.hDC, PHYSICALOFFSETY);
rc.bottom = GetDeviceCaps(printer.hDC, PHYSICALHEIGHT) -
MulDiv(Globals.iMarginBottom, GetDeviceCaps(printer.hDC, LOGPIXELSY), 2540);
rc.left = MulDiv(Globals.iMarginLeft, GetDeviceCaps(printer.hDC, LOGPIXELSX), 2540) -
GetDeviceCaps(printer.hDC, PHYSICALOFFSETX);
rc.right = GetDeviceCaps(printer.hDC, PHYSICALWIDTH) -
MulDiv(Globals.iMarginRight, GetDeviceCaps(printer.hDC, LOGPIXELSX), 2540);
/* Create a font for the printer resolution */
lfFont = Globals.lfFont;
lfFont.lfHeight = MulDiv(lfFont.lfHeight, GetDeviceCaps(printer.hDC, LOGPIXELSY), get_dpi());
/* Make the font a bit lighter */
lfFont.lfWeight -= 100;
hTextFont = CreateFontIndirectW(&lfFont);
old_font = SelectObject(printer.hDC, hTextFont);
for (copy = 1; copy <= printer.nCopies; copy++)
{
page = 1;
tInfo.mptr = pTemp;
tInfo.mend = pTemp + size;
tInfo.lptr = cTemp;
tInfo.len = 0;
do {
if (printer.Flags & PD_PAGENUMS)
{
/* a specific range of pages is selected, so
* skip pages that are not to be printed
*/
if (page > printer.nToPage)
break;
else if (page >= printer.nFromPage)
dopage = 1;
else
dopage = 0;
}
else
dopage = 1;
ret = notepad_print_page(printer.hDC, &rc, dopage, page, &tInfo);
page++;
} while (ret && tInfo.mptr < tInfo.mend);
if (!ret) break;
}
EndDoc(printer.hDC);
SelectObject(printer.hDC, old_font);
DeleteObject(hTextFont);
}
DeleteDC(printer.hDC);
HeapFree(GetProcessHeap(), 0, pTemp);
}
VOID DIALOG_FilePrinterSetup(VOID)
{
PRINTDLGW printer;
ZeroMemory(&printer, sizeof(printer));
printer.lStructSize = sizeof(printer);
printer.hwndOwner = Globals.hMainWnd;
printer.hDevMode = Globals.hDevMode;
printer.hDevNames = Globals.hDevNames;
printer.hInstance = Globals.hInstance;
printer.Flags = PD_PRINTSETUP;
printer.nCopies = 1;
PrintDlgW(&printer);
Globals.hDevMode = printer.hDevMode;
Globals.hDevNames = printer.hDevNames;
}
VOID DIALOG_FileExit(VOID)
{
PostMessageW(Globals.hMainWnd, WM_CLOSE, 0, 0l);
}
VOID DIALOG_EditUndo(VOID)
{
SendMessageW(Globals.hEdit, EM_UNDO, 0, 0);
}
VOID DIALOG_EditCut(VOID)
{
SendMessageW(Globals.hEdit, WM_CUT, 0, 0);
}
VOID DIALOG_EditCopy(VOID)
{
SendMessageW(Globals.hEdit, WM_COPY, 0, 0);
}
VOID DIALOG_EditPaste(VOID)
{
SendMessageW(Globals.hEdit, WM_PASTE, 0, 0);
}
VOID DIALOG_EditDelete(VOID)
{
SendMessageW(Globals.hEdit, WM_CLEAR, 0, 0);
}
VOID DIALOG_EditSelectAll(VOID)
{
SendMessageW(Globals.hEdit, EM_SETSEL, 0, -1);
}
VOID DIALOG_EditTimeDate(VOID)
{
SYSTEMTIME st;
WCHAR szDate[MAX_STRING_LEN];
static const WCHAR spaceW[] = { ' ',0 };
GetLocalTime(&st);
GetTimeFormatW(LOCALE_USER_DEFAULT, TIME_NOSECONDS, &st, NULL, szDate, MAX_STRING_LEN);
SendMessageW(Globals.hEdit, EM_REPLACESEL, TRUE, (LPARAM)szDate);
SendMessageW(Globals.hEdit, EM_REPLACESEL, TRUE, (LPARAM)spaceW);
GetDateFormatW(LOCALE_USER_DEFAULT, 0, &st, NULL, szDate, MAX_STRING_LEN);
SendMessageW(Globals.hEdit, EM_REPLACESEL, TRUE, (LPARAM)szDate);
}
VOID DIALOG_EditWrap(VOID)
{
BOOL modify = FALSE;
static const WCHAR editW[] = { 'e','d','i','t',0 };
DWORD dwStyle = WS_CHILD | WS_VISIBLE | WS_BORDER | WS_VSCROLL |
ES_AUTOVSCROLL | ES_MULTILINE;
RECT rc;
DWORD size;
LPWSTR pTemp;
size = GetWindowTextLengthW(Globals.hEdit) + 1;
pTemp = HeapAlloc(GetProcessHeap(), 0, size * sizeof(WCHAR));
if (!pTemp)
{
ShowLastError();
return;
}
GetWindowTextW(Globals.hEdit, pTemp, size);
modify = SendMessageW(Globals.hEdit, EM_GETMODIFY, 0, 0);
DestroyWindow(Globals.hEdit);
GetClientRect(Globals.hMainWnd, &rc);
if( Globals.bWrapLongLines ) dwStyle |= WS_HSCROLL | ES_AUTOHSCROLL;
Globals.hEdit = CreateWindowExW(WS_EX_CLIENTEDGE, editW, NULL, dwStyle,
0, 0, rc.right, rc.bottom, Globals.hMainWnd,
NULL, Globals.hInstance, NULL);
SendMessageW(Globals.hEdit, WM_SETFONT, (WPARAM)Globals.hFont, FALSE);
SetWindowTextW(Globals.hEdit, pTemp);
SendMessageW(Globals.hEdit, EM_SETMODIFY, modify, 0);
SetFocus(Globals.hEdit);
HeapFree(GetProcessHeap(), 0, pTemp);
Globals.bWrapLongLines = !Globals.bWrapLongLines;
CheckMenuItem(GetMenu(Globals.hMainWnd), CMD_WRAP,
MF_BYCOMMAND | (Globals.bWrapLongLines ? MF_CHECKED : MF_UNCHECKED));
}
VOID DIALOG_SelectFont(VOID)
{
CHOOSEFONTW cf;
LOGFONTW lf=Globals.lfFont;
ZeroMemory( &cf, sizeof(cf) );
cf.lStructSize=sizeof(cf);
cf.hwndOwner=Globals.hMainWnd;
cf.lpLogFont=&lf;
cf.Flags=CF_SCREENFONTS | CF_INITTOLOGFONTSTRUCT | CF_NOVERTFONTS;
if( ChooseFontW(&cf) )
{
HFONT currfont=Globals.hFont;
Globals.hFont=CreateFontIndirectW( &lf );
Globals.lfFont=lf;
SendMessageW( Globals.hEdit, WM_SETFONT, (WPARAM)Globals.hFont, TRUE );
if( currfont!=NULL )
DeleteObject( currfont );
}
}
VOID DIALOG_Search(VOID)
{
/* Allow only one search/replace dialog to open */
if(Globals.hFindReplaceDlg != NULL)
{
SetActiveWindow(Globals.hFindReplaceDlg);
return;
}
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 = ARRAY_SIZE(Globals.szFindText);
Globals.find.Flags = FR_DOWN|FR_HIDEWHOLEWORD;
/* We only need to create the modal FindReplace dialog which will */
/* notify us of incoming events using hMainWnd Window Messages */
Globals.hFindReplaceDlg = FindTextW(&Globals.find);
assert(Globals.hFindReplaceDlg !=0);
}
VOID DIALOG_SearchNext(VOID)
{
if (Globals.lastFind.lpstrFindWhat == NULL)
DIALOG_Search();
else /* use the last find data */
NOTEPAD_DoFind(&Globals.lastFind);
}
VOID DIALOG_Replace(VOID)
{
/* Allow only one search/replace dialog to open */
if(Globals.hFindReplaceDlg != NULL)
{
SetActiveWindow(Globals.hFindReplaceDlg);
return;
}
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 = ARRAY_SIZE(Globals.szFindText);
Globals.find.lpstrReplaceWith = Globals.szReplaceText;
Globals.find.wReplaceWithLen = ARRAY_SIZE(Globals.szReplaceText);
Globals.find.Flags = FR_DOWN|FR_HIDEWHOLEWORD;
/* We only need to create the modal FindReplace dialog which will */
/* notify us of incoming events using hMainWnd Window Messages */
Globals.hFindReplaceDlg = ReplaceTextW(&Globals.find);
assert(Globals.hFindReplaceDlg !=0);
}
VOID DIALOG_HelpContents(VOID)
{
WinHelpW(Globals.hMainWnd, helpfileW, HELP_INDEX, 0);
}
VOID DIALOG_HelpAboutNotepad(VOID)
{
static const WCHAR notepadW[] = { 'W','i','n','e',' ','N','o','t','e','p','a','d',0 };
WCHAR szNotepad[MAX_STRING_LEN];
HICON icon = LoadImageW(Globals.hInstance, MAKEINTRESOURCEW(IDI_NOTEPAD),
IMAGE_ICON, 48, 48, LR_SHARED);
LoadStringW(Globals.hInstance, STRING_NOTEPAD, szNotepad, ARRAY_SIZE(szNotepad));
ShellAboutW(Globals.hMainWnd, szNotepad, notepadW, icon);
}
/***********************************************************************
*
* DIALOG_FilePageSetup
*/
VOID DIALOG_FilePageSetup(void)
{
DialogBoxW(Globals.hInstance, MAKEINTRESOURCEW(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 */
GetDlgItemTextW(hDlg, IDC_PAGESETUP_HEADERVALUE, Globals.szHeader, ARRAY_SIZE(Globals.szHeader));
GetDlgItemTextW(hDlg, IDC_PAGESETUP_FOOTERVALUE, Globals.szFooter, ARRAY_SIZE(Globals.szFooter));
Globals.iMarginTop = GetDlgItemInt(hDlg, IDC_PAGESETUP_TOPVALUE, NULL, FALSE) * 100;
Globals.iMarginBottom = GetDlgItemInt(hDlg, IDC_PAGESETUP_BOTTOMVALUE, NULL, FALSE) * 100;
Globals.iMarginLeft = GetDlgItemInt(hDlg, IDC_PAGESETUP_LEFTVALUE, NULL, FALSE) * 100;
Globals.iMarginRight = GetDlgItemInt(hDlg, IDC_PAGESETUP_RIGHTVALUE, NULL, FALSE) * 100;
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 };
MessageBoxW(Globals.hMainWnd, sorryW, helpW, MB_ICONEXCLAMATION);
return TRUE;
}
default:
break;
}
break;
case WM_INITDIALOG:
/* fetch last user input prior to display dialog */
SetDlgItemTextW(hDlg, IDC_PAGESETUP_HEADERVALUE, Globals.szHeader);
SetDlgItemTextW(hDlg, IDC_PAGESETUP_FOOTERVALUE, Globals.szFooter);
SetDlgItemInt(hDlg, IDC_PAGESETUP_TOPVALUE, Globals.iMarginTop / 100, FALSE);
SetDlgItemInt(hDlg, IDC_PAGESETUP_BOTTOMVALUE, Globals.iMarginBottom / 100, FALSE);
SetDlgItemInt(hDlg, IDC_PAGESETUP_LEFTVALUE, Globals.iMarginLeft / 100, FALSE);
SetDlgItemInt(hDlg, IDC_PAGESETUP_RIGHTVALUE, Globals.iMarginRight / 100, FALSE);
break;
}
return FALSE;
}
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