/**
* 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);
}
BOOL DIALOG_FileSaveAs(VOID)
{
OPENFILENAMEW 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));
GetCurrentDirectoryW(ARRAY_SIZE(szDir), szDir);
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.lpstrInitialDir = szDir;
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;
}
}
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();
}
