src/msw/filedlg.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        filedlg.cpp
// Purpose:     wxFileDialog
// Author:      Julian Smart
// Modified by:
// Created:     01/02/97
// RCS-ID:      $Id$
// Copyright:   (c) Julian Smart and Markus Holzem
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

#ifdef __GNUG__
    #pragma implementation "filedlg.h"
#endif

// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"

#ifdef __BORLANDC__
    #pragma hdrstop
#endif

#ifndef WX_PRECOMP
    #include "wx/utils.h"
    #include "wx/msgdlg.h"
    #include "wx/dialog.h"
    #include "wx/filedlg.h"
    #include "wx/intl.h"
    #include "wx/log.h"

    #include "wx/msw/private.h"
#endif

#if !defined(__WIN32__) || defined(__SALFORDC__) || defined(__WXWINE__)
    #include <commdlg.h>
#endif

#include <math.h>
#include <stdlib.h>
#include <string.h>

#include "wx/tokenzr.h"

IMPLEMENT_CLASS(wxFileDialog, wxDialog)

wxString wxFileSelector(const wxChar *title,
                        const wxChar *defaultDir,
                        const wxChar *defaultFileName,
                        const wxChar *defaultExtension,
                        const wxChar *filter,
                        int flags,
                        wxWindow *parent,
                        int x, int y)
{
    // In the original implementation, defaultExtension is passed to the
    // lpstrDefExt member of OPENFILENAME. This extension, if non-NULL, is
    // appended to the filename if the user fails to type an extension. The new
    // implementation (taken from wxFileSelectorEx) appends the extension
    // automatically, by looking at the filter specification. In fact this
    // should be better than the native Microsoft implementation because
    // Windows only allows *one* default extension, whereas here we do the
    // right thing depending on the filter the user has chosen.

    // If there's a default extension specified but no filter, we create a
    // suitable filter.

    wxString filter2;
    if ( defaultExtension && !filter )
        filter2 = wxString(wxT("*.")) + defaultExtension;
    else if ( filter )
        filter2 = filter;

    wxString defaultDirString;
    if (defaultDir)
        defaultDirString = defaultDir;

    wxString defaultFilenameString;
    if (defaultFileName)
        defaultFilenameString = defaultFileName;

    wxFileDialog fileDialog(parent, title, defaultDirString,
                            defaultFilenameString, filter2,
                            flags, wxPoint(x, y));
    if( wxStrlen(defaultExtension) != 0 )
    {
        int filterFind = 1,
            filterIndex = 0;

        for( unsigned int i = 0; i < filter2.Len(); i++ )
        {
            if( filter2.GetChar(i) == wxT('|') )
            {
                // save the start index of the new filter
                unsigned int is = i++;
                filterIndex++;

                // find the end of the filter
                for( ; i < filter2.Len(); i++ )
                {
                    if(filter2[i] == wxT('|'))
                        break;
                }

                if( i-is-1 > 0 && is+1 < filter2.Len() )
                {
                    if( filter2.Mid(is+1,i-is-1).Contains(defaultExtension) )
//                    if( filter2.Mid(is+1,i-is-1) == defaultExtension )
                    {
                        filterFind = filterIndex;
                        break;
                    }
                }
            }
        }

        fileDialog.SetFilterIndex(filterFind);
    }

    if ( fileDialog.ShowModal() == wxID_OK )
    {
        wxStrcpy(wxBuffer, (const wxChar *)fileDialog.GetPath());
        return wxBuffer;
    }
    else
        return wxGetEmptyString();
}

# if __BORLANDC__
#   include <dir.h>  // for MAXPATH etc. ( Borland 3.1 )
# endif

# ifndef MAXPATH
# define MAXPATH   400
# endif

# ifndef MAXDRIVE
# define MAXDRIVE  3
# endif

# ifndef MAXFILE
# define MAXFILE   9
# endif

# ifndef MAXEXT
# define MAXEXT    5
# endif


wxString wxFileSelectorEx(const wxChar *title,
                       const wxChar *defaultDir,
                       const wxChar *defaultFileName,
                       int* defaultFilterIndex,
                       const wxChar *filter,
                       int       flags,
                       wxWindow* parent,
                       int       x,
                       int       y)

{
    wxFileDialog fileDialog(parent, title ? title : wxT(""), defaultDir ? defaultDir : wxT(""),
        defaultFileName ? defaultFileName : wxT(""), filter ? filter : wxT(""), flags, wxPoint(x, y));

    if ( fileDialog.ShowModal() == wxID_OK )
    {
        *defaultFilterIndex = fileDialog.GetFilterIndex();
        wxStrcpy(wxBuffer, (const wxChar *)fileDialog.GetPath());
        return wxBuffer;
    }
    else
        return wxGetEmptyString();
}

wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& message,
        const wxString& defaultDir, const wxString& defaultFileName, const wxString& wildCard,
        long style, const wxPoint& pos)
{
    m_message = message;
    m_dialogStyle = style;
    if ( ( m_dialogStyle & wxMULTIPLE ) && ( m_dialogStyle & wxSAVE ) )
        m_dialogStyle &= ~wxMULTIPLE;
    m_parent = parent;
    m_path = wxT("");
    m_fileName = defaultFileName;
    m_dir = defaultDir;
    m_wildCard = wildCard;
    m_filterIndex = 1;
}

void wxFileDialog::GetPaths(wxArrayString& paths) const
{
    paths.Empty();

    wxString dir(m_dir);
    if ( m_dir.Last() != _T('\\') )
        dir += _T('\\');

    size_t count = m_fileNames.GetCount();
    for ( size_t n = 0; n < count; n++ )
    {
        paths.Add(dir + m_fileNames[n]);
    }
}

int wxFileDialog::ShowModal()
{
    HWND hWnd = 0;
    if (m_parent) hWnd = (HWND) m_parent->GetHWND();

    static wxChar fileNameBuffer [ MAXPATH ];           // the file-name
    wxChar        titleBuffer    [ MAXFILE+1+MAXEXT ];  // the file-name, without path

    *fileNameBuffer = wxT('\0');
    *titleBuffer    = wxT('\0');

    long msw_flags = 0;
    if ( (m_dialogStyle & wxHIDE_READONLY) || (m_dialogStyle & wxSAVE) )
        msw_flags |= OFN_HIDEREADONLY;
    if ( m_dialogStyle & wxFILE_MUST_EXIST )
        msw_flags |= OFN_PATHMUSTEXIST | OFN_FILEMUSTEXIST;
    if (m_dialogStyle & wxMULTIPLE )
        msw_flags |=
#if defined(OFN_EXPLORER)
        OFN_EXPLORER |
#endif // OFN_EXPLORER
        OFN_ALLOWMULTISELECT;

    OPENFILENAME of;
    memset(&of, 0, sizeof(OPENFILENAME));

    of.lpstrCustomFilter = NULL;   // system should not save custom filter
    of.nMaxCustFilter    = 0L;

    of.nFileOffset       = 0;      // 0-based pointer to filname in lpstFile
    of.nFileExtension    = 0;      // 0-based pointer to extension in lpstrFile
    of.lpstrDefExt       = NULL;   // no default extension

    of.lStructSize       = sizeof(OPENFILENAME);
    of.hwndOwner         = hWnd;
    of.lpstrTitle        = WXSTRINGCAST m_message;


    of.lpstrFileTitle    = titleBuffer;
    of.nMaxFileTitle     = MAXFILE + 1 + MAXEXT;    // Windows 3.0 and 3.1

    // Convert forward slashes to backslashes (file selector doesn't like
    // forward slashes)
    size_t i = 0;
    size_t len = m_dir.Length();
    for (i = 0; i < len; i++)
        if (m_dir[i] == wxT('/'))
            m_dir[i] = wxT('\\');

    of.lpstrInitialDir   = m_dir.c_str();

    of.Flags             = msw_flags;


    //=== Like Alejandro Sierra's wildcard modification >>===================
    /*
       In wxFileSelector you can put, instead of a single wild_card,
       pairs of strings separated by '|'.
       The first string is a description, and the
       second is the wild card. You can put any number of pairs.

       eg.  "description1 (*.ex1)|*.ex1|description2 (*.ex2)|*.ex2"

       If you put a single wild card, it works as before the modification.
     */
    //=======================================================================

    wxString theFilter;
    if ( wxStrlen(m_wildCard) == 0 )
        theFilter = wxString(wxT("*.*"));
    else
        theFilter = m_wildCard ;
    wxString filterBuffer;

    if ( !wxStrchr( theFilter, wxT('|') ) ) {    // only one filter ==> default text
        filterBuffer.Printf(_("Files (%s)|%s"),
                            theFilter.c_str(), theFilter.c_str());
    }
    else {                                // more then one filter
        filterBuffer = theFilter;

    }

    filterBuffer += wxT("|");
    // Replace | with \0
    for (i = 0; i < filterBuffer.Len(); i++ ) {
        if ( filterBuffer.GetChar(i) == wxT('|') ) {
            filterBuffer[i] = wxT('\0');
        }
    }

    of.lpstrFilter  = (LPTSTR)(const wxChar *)filterBuffer;
    of.nFilterIndex = m_filterIndex + 1;

    //=== Setting defaultFileName >>=========================================

    wxStrncpy( fileNameBuffer, (const wxChar *)m_fileName, MAXPATH-1 );
    fileNameBuffer[ MAXPATH-1 ] = wxT('\0');

    of.lpstrFile = fileNameBuffer;  // holds returned filename
    of.nMaxFile  = MAXPATH;

    //== Execute FileDialog >>=================================================

    bool success = (m_dialogStyle & wxSAVE) ? (GetSaveFileName(&of) != 0)
                                            : (GetOpenFileName(&of) != 0);

    if ( success )
    {
        m_fileNames.Empty();

        if ( ( m_dialogStyle & wxMULTIPLE ) &&
#if defined(OFN_EXPLORER)
             ( fileNameBuffer[of.nFileOffset-1] == wxT('\0') ) )
#else
             ( fileNameBuffer[of.nFileOffset-1] == wxT(' ') ) )
#endif // OFN_EXPLORER
        {
#if defined(OFN_EXPLORER)
            m_dir = fileNameBuffer;
            i = of.nFileOffset;
            m_fileName = &fileNameBuffer[i];
            m_fileNames.Add(m_fileName);
            i += m_fileName.Len() + 1;

            while (fileNameBuffer[i] != wxT('\0'))
            {
                m_fileNames.Add(&fileNameBuffer[i]);
                i += wxStrlen(&fileNameBuffer[i]) + 1;
            }
#else
            wxStringTokenizer toke(fileNameBuffer, " \t\r\n");
            m_dir = toke.GetNextToken();
            m_fileName = toke.GetNextToken();
            m_fileNames.Add(m_fileName);

            while (toke.HasMoreTokens())
                m_fileNames.Add(toke.GetNextToken());
#endif // OFN_EXPLORER

            wxString dir(m_dir);
            if ( m_dir.Last() != _T('\\') )
                dir += _T('\\');

            m_fileNames.Sort();
            m_path = dir + m_fileName;
        }
        else
        {
            const wxChar* extension = NULL;

            //=== Adding the correct extension >>=================================

            m_filterIndex = (int)of.nFilterIndex - 1;

            if ( !of.nFileExtension || (of.nFileExtension && fileNameBuffer[ of.nFileExtension-1] != wxT('.')) )
            {                                    // user has typed an filename
                // without an extension:

                int   maxFilter = (int)(of.nFilterIndex*2L-1L);
                extension = filterBuffer;

                for( int i = 0; i < maxFilter; i++ ) {          // get extension
                    extension = extension + wxStrlen( extension ) +1;
                }

                extension = wxStrrchr( extension, wxT('.') );
                if (  extension                                 // != "blabla"
                        && !wxStrrchr( extension, wxT('*') )       // != "blabla.*"
                        && !wxStrrchr( extension, wxT('?') )       // != "blabla.?"
                        && extension[1]                           // != "blabla."
                        && extension[1] != wxT(' ') )              // != "blabla. "
                {
                    // now concat extension to the fileName:
                    m_fileName = wxString(fileNameBuffer) + extension;

                    int len = wxStrlen( fileNameBuffer );
                    wxStrncpy( fileNameBuffer + len, extension, MAXPATH - len );
                    fileNameBuffer[ MAXPATH -1 ] = wxT('\0');
                }
            }

            m_path = fileNameBuffer;
            m_fileName = wxFileNameFromPath(fileNameBuffer);
            m_fileNames.Add(m_fileName);
            m_dir = wxPathOnly(fileNameBuffer);
        }


        //=== Simulating the wxOVERWRITE_PROMPT >>============================

        if ( (m_dialogStyle & wxOVERWRITE_PROMPT) &&
             ::wxFileExists( fileNameBuffer ) )
        {
            wxString messageText;
            messageText.Printf(_("Replace file '%s'?"), fileNameBuffer);

            if ( wxMessageBox(messageText, m_message, wxYES_NO ) != wxYES )
            {
                success = FALSE;
            }
        }

    }
    else
    {
        // common dialog failed - why?
#ifdef __WXDEBUG__
        DWORD dwErr = CommDlgExtendedError();
        if ( dwErr != 0 )
        {
            // this msg is only for developers
            wxLogError(wxT("Common dialog failed with error code %0lx."),
                       dwErr);
        }
        //else: it was just cancelled
#endif
    }

    return success ? wxID_OK : wxID_CANCEL;

}

// Generic file load/save dialog (for internal use only)
static
wxString wxDefaultFileSelector(bool load,
                               const wxChar *what,
                               const wxChar *extension,
                               const wxChar *default_name,
                               wxWindow *parent)
{
  wxString prompt;
  wxString str;
  if (load) str = _("Load %s file");
  else str = _("Save %s file");
  prompt.Printf(str, what);

  const wxChar *ext = extension;
  if (*ext == wxT('.'))
      ext++;

  wxString wild;
  wild.Printf(wxT("*.%s"), ext);

  return wxFileSelector (prompt, NULL, default_name, ext, wild, 0, parent);
}

// Generic file load dialog
WXDLLEXPORT wxString wxLoadFileSelector(const wxChar *what,
                                        const wxChar *extension,
                                        const wxChar *default_name,
                                        wxWindow *parent)
{
    return wxDefaultFileSelector(TRUE, what, extension, default_name, parent);
}

// Generic file save dialog
WXDLLEXPORT wxString wxSaveFileSelector(const wxChar *what,
                                        const wxChar *extension,
                                        const wxChar *default_name,
                                        wxWindow *parent)
{
    return wxDefaultFileSelector(FALSE, what, extension, default_name, parent);
}
Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: filedlg.cpp
	3	// Purpose: wxFileDialog
	4	// Author: Julian Smart
	5	// Modified by:
	6	// Created: 01/02/97
	7	// RCS-ID: $Id$
	8	// Copyright: (c) Julian Smart and Markus Holzem
	9	// Licence: wxWindows licence
	10	/////////////////////////////////////////////////////////////////////////////
	11
	12	#ifdef __GNUG__
	13	#pragma implementation "filedlg.h"
	14	#endif
	15
	16	// For compilers that support precompilation, includes "wx.h".
	17	#include "wx/wxprec.h"
	18
	19	#ifdef __BORLANDC__
	20	#pragma hdrstop
	21	#endif
	22
	23	#ifndef WX_PRECOMP
	24	#include "wx/utils.h"
	25	#include "wx/msgdlg.h"
	26	#include "wx/dialog.h"
	27	#include "wx/filedlg.h"
	28	#include "wx/intl.h"
	29	#include "wx/log.h"
	30
	31	#include "wx/msw/private.h"
	32	#endif
	33
	34	#if !defined(__WIN32__) \|\| defined(__SALFORDC__) \|\| defined(__WXWINE__)
	35	#include <commdlg.h>
	36	#endif
	37
	38	#include <math.h>
	39	#include <stdlib.h>
	40	#include <string.h>
	41
	42	#include "wx/tokenzr.h"
	43
	44	IMPLEMENT_CLASS(wxFileDialog, wxDialog)
	45
	46	wxString wxFileSelector(const wxChar *title,
	47	const wxChar *defaultDir,
	48	const wxChar *defaultFileName,
	49	const wxChar *defaultExtension,
	50	const wxChar *filter,
	51	int flags,
	52	wxWindow *parent,
	53	int x, int y)
	54	{
	55	// In the original implementation, defaultExtension is passed to the
	56	// lpstrDefExt member of OPENFILENAME. This extension, if non-NULL, is
	57	// appended to the filename if the user fails to type an extension. The new
	58	// implementation (taken from wxFileSelectorEx) appends the extension
	59	// automatically, by looking at the filter specification. In fact this
	60	// should be better than the native Microsoft implementation because
	61	// Windows only allows one default extension, whereas here we do the
	62	// right thing depending on the filter the user has chosen.
	63
	64	// If there's a default extension specified but no filter, we create a
	65	// suitable filter.
	66
	67	wxString filter2;
	68	if ( defaultExtension && !filter )
	69	filter2 = wxString(wxT("*.")) + defaultExtension;
	70	else if ( filter )
	71	filter2 = filter;
	72
	73	wxString defaultDirString;
	74	if (defaultDir)
	75	defaultDirString = defaultDir;
	76
	77	wxString defaultFilenameString;
	78	if (defaultFileName)
	79	defaultFilenameString = defaultFileName;
	80
	81	wxFileDialog fileDialog(parent, title, defaultDirString,
	82	defaultFilenameString, filter2,
	83	flags, wxPoint(x, y));
	84	if( wxStrlen(defaultExtension) != 0 )
	85	{
	86	int filterFind = 1,
	87	filterIndex = 0;
	88
	89	for( unsigned int i = 0; i < filter2.Len(); i++ )
	90	{
	91	if( filter2.GetChar(i) == wxT('\|') )
	92	{
	93	// save the start index of the new filter
	94	unsigned int is = i++;
	95	filterIndex++;
	96
	97	// find the end of the filter
	98	for( ; i < filter2.Len(); i++ )
	99	{
	100	if(filter2[i] == wxT('\|'))
	101	break;
	102	}
	103
	104	if( i-is-1 > 0 && is+1 < filter2.Len() )
	105	{
	106	if( filter2.Mid(is+1,i-is-1).Contains(defaultExtension) )
	107	// if( filter2.Mid(is+1,i-is-1) == defaultExtension )
	108	{
	109	filterFind = filterIndex;
	110	break;
	111	}
	112	}
	113	}
	114	}
	115
	116	fileDialog.SetFilterIndex(filterFind);
	117	}
	118
	119	if ( fileDialog.ShowModal() == wxID_OK )
	120	{
	121	wxStrcpy(wxBuffer, (const wxChar *)fileDialog.GetPath());
	122	return wxBuffer;
	123	}
	124	else
	125	return wxGetEmptyString();
	126	}
	127
	128	# if __BORLANDC__
	129	# include <dir.h> // for MAXPATH etc. ( Borland 3.1 )
	130	# endif
	131
	132	# ifndef MAXPATH
	133	# define MAXPATH 400
	134	# endif
	135
	136	# ifndef MAXDRIVE
	137	# define MAXDRIVE 3
	138	# endif
	139
	140	# ifndef MAXFILE
	141	# define MAXFILE 9
	142	# endif
	143
	144	# ifndef MAXEXT
	145	# define MAXEXT 5
	146	# endif
	147
	148
	149	wxString wxFileSelectorEx(const wxChar *title,
	150	const wxChar *defaultDir,
	151	const wxChar *defaultFileName,
	152	int* defaultFilterIndex,
	153	const wxChar *filter,
	154	int flags,
	155	wxWindow* parent,
	156	int x,
	157	int y)
	158
	159	{
	160	wxFileDialog fileDialog(parent, title ? title : wxT(""), defaultDir ? defaultDir : wxT(""),
	161	defaultFileName ? defaultFileName : wxT(""), filter ? filter : wxT(""), flags, wxPoint(x, y));
	162
	163	if ( fileDialog.ShowModal() == wxID_OK )
	164	{
	165	*defaultFilterIndex = fileDialog.GetFilterIndex();
	166	wxStrcpy(wxBuffer, (const wxChar *)fileDialog.GetPath());
	167	return wxBuffer;
	168	}
	169	else
	170	return wxGetEmptyString();
	171	}
	172
	173	wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& message,
	174	const wxString& defaultDir, const wxString& defaultFileName, const wxString& wildCard,
	175	long style, const wxPoint& pos)
	176	{
	177	m_message = message;
	178	m_dialogStyle = style;
	179	if ( ( m_dialogStyle & wxMULTIPLE ) && ( m_dialogStyle & wxSAVE ) )
	180	m_dialogStyle &= ~wxMULTIPLE;
	181	m_parent = parent;
	182	m_path = wxT("");
	183	m_fileName = defaultFileName;
	184	m_dir = defaultDir;
	185	m_wildCard = wildCard;
	186	m_filterIndex = 1;
	187	}
	188
	189	void wxFileDialog::GetPaths(wxArrayString& paths) const
	190	{
	191	paths.Empty();
	192
	193	wxString dir(m_dir);
	194	if ( m_dir.Last() != _T('\\') )
	195	dir += _T('\\');
	196
	197	size_t count = m_fileNames.GetCount();
	198	for ( size_t n = 0; n < count; n++ )
	199	{
	200	paths.Add(dir + m_fileNames[n]);
	201	}
	202	}
	203
	204	int wxFileDialog::ShowModal()
	205	{
	206	HWND hWnd = 0;
	207	if (m_parent) hWnd = (HWND) m_parent->GetHWND();
	208
	209	static wxChar fileNameBuffer [ MAXPATH ]; // the file-name
	210	wxChar titleBuffer [ MAXFILE+1+MAXEXT ]; // the file-name, without path
	211
	212	*fileNameBuffer = wxT('\0');
	213	*titleBuffer = wxT('\0');
	214
	215	long msw_flags = 0;
	216	if ( (m_dialogStyle & wxHIDE_READONLY) \|\| (m_dialogStyle & wxSAVE) )
	217	msw_flags \|= OFN_HIDEREADONLY;
	218	if ( m_dialogStyle & wxFILE_MUST_EXIST )
	219	msw_flags \|= OFN_PATHMUSTEXIST \| OFN_FILEMUSTEXIST;
	220	if (m_dialogStyle & wxMULTIPLE )
	221	msw_flags \|=
	222	#if defined(OFN_EXPLORER)
	223	OFN_EXPLORER \|
	224	#endif // OFN_EXPLORER
	225	OFN_ALLOWMULTISELECT;
	226
	227	OPENFILENAME of;
	228	memset(&of, 0, sizeof(OPENFILENAME));
	229
	230	of.lpstrCustomFilter = NULL; // system should not save custom filter
	231	of.nMaxCustFilter = 0L;
	232
	233	of.nFileOffset = 0; // 0-based pointer to filname in lpstFile
	234	of.nFileExtension = 0; // 0-based pointer to extension in lpstrFile
	235	of.lpstrDefExt = NULL; // no default extension
	236
	237	of.lStructSize = sizeof(OPENFILENAME);
	238	of.hwndOwner = hWnd;
	239	of.lpstrTitle = WXSTRINGCAST m_message;
	240
	241
	242	of.lpstrFileTitle = titleBuffer;
	243	of.nMaxFileTitle = MAXFILE + 1 + MAXEXT; // Windows 3.0 and 3.1
	244
	245	// Convert forward slashes to backslashes (file selector doesn't like
	246	// forward slashes)
	247	size_t i = 0;
	248	size_t len = m_dir.Length();
	249	for (i = 0; i < len; i++)
	250	if (m_dir[i] == wxT('/'))
	251	m_dir[i] = wxT('\\');
	252
	253	of.lpstrInitialDir = m_dir.c_str();
	254
	255	of.Flags = msw_flags;
	256
	257
	258	//=== Like Alejandro Sierra's wildcard modification >>===================
	259	/*
	260	In wxFileSelector you can put, instead of a single wild_card,
	261	pairs of strings separated by '\|'.
	262	The first string is a description, and the
	263	second is the wild card. You can put any number of pairs.
	264
	265	eg. "description1 (.ex1)\|.ex1\|description2 (.ex2)\|.ex2"
	266
	267	If you put a single wild card, it works as before the modification.
	268	*/
	269	//=======================================================================
	270
	271	wxString theFilter;
	272	if ( wxStrlen(m_wildCard) == 0 )
	273	theFilter = wxString(wxT("."));
	274	else
	275	theFilter = m_wildCard ;
	276	wxString filterBuffer;
	277
	278	if ( !wxStrchr( theFilter, wxT('\|') ) ) { // only one filter ==> default text
	279	filterBuffer.Printf(_("Files (%s)\|%s"),
	280	theFilter.c_str(), theFilter.c_str());
	281	}
	282	else { // more then one filter
	283	filterBuffer = theFilter;
	284
	285	}
	286
	287	filterBuffer += wxT("\|");
	288	// Replace \| with \0
	289	for (i = 0; i < filterBuffer.Len(); i++ ) {
	290	if ( filterBuffer.GetChar(i) == wxT('\|') ) {
	291	filterBuffer[i] = wxT('\0');
	292	}
	293	}
	294
	295	of.lpstrFilter = (LPTSTR)(const wxChar *)filterBuffer;
	296	of.nFilterIndex = m_filterIndex + 1;
	297
	298	//=== Setting defaultFileName >>=========================================
	299
	300	wxStrncpy( fileNameBuffer, (const wxChar *)m_fileName, MAXPATH-1 );
	301	fileNameBuffer[ MAXPATH-1 ] = wxT('\0');
	302
	303	of.lpstrFile = fileNameBuffer; // holds returned filename
	304	of.nMaxFile = MAXPATH;
	305
	306	//== Execute FileDialog >>=================================================
	307
	308	bool success = (m_dialogStyle & wxSAVE) ? (GetSaveFileName(&of) != 0)
	309	: (GetOpenFileName(&of) != 0);
	310
	311	if ( success )
	312	{
	313	m_fileNames.Empty();
	314
	315	if ( ( m_dialogStyle & wxMULTIPLE ) &&
	316	#if defined(OFN_EXPLORER)
	317	( fileNameBuffer[of.nFileOffset-1] == wxT('\0') ) )
	318	#else
	319	( fileNameBuffer[of.nFileOffset-1] == wxT(' ') ) )
	320	#endif // OFN_EXPLORER
	321	{
	322	#if defined(OFN_EXPLORER)
	323	m_dir = fileNameBuffer;
	324	i = of.nFileOffset;
	325	m_fileName = &fileNameBuffer[i];
	326	m_fileNames.Add(m_fileName);
	327	i += m_fileName.Len() + 1;
	328
	329	while (fileNameBuffer[i] != wxT('\0'))
	330	{
	331	m_fileNames.Add(&fileNameBuffer[i]);
	332	i += wxStrlen(&fileNameBuffer[i]) + 1;
	333	}
	334	#else
	335	wxStringTokenizer toke(fileNameBuffer, " \t\r\n");
	336	m_dir = toke.GetNextToken();
	337	m_fileName = toke.GetNextToken();
	338	m_fileNames.Add(m_fileName);
	339
	340	while (toke.HasMoreTokens())
	341	m_fileNames.Add(toke.GetNextToken());
	342	#endif // OFN_EXPLORER
	343
	344	wxString dir(m_dir);
	345	if ( m_dir.Last() != _T('\\') )
	346	dir += _T('\\');
	347
	348	m_fileNames.Sort();
	349	m_path = dir + m_fileName;
	350	}
	351	else
	352	{
	353	const wxChar* extension = NULL;
	354
	355	//=== Adding the correct extension >>=================================
	356
	357	m_filterIndex = (int)of.nFilterIndex - 1;
	358
	359	if ( !of.nFileExtension \|\| (of.nFileExtension && fileNameBuffer[ of.nFileExtension-1] != wxT('.')) )
	360	{ // user has typed an filename
	361	// without an extension:
	362
	363	int maxFilter = (int)(of.nFilterIndex*2L-1L);
	364	extension = filterBuffer;
	365
	366	for( int i = 0; i < maxFilter; i++ ) { // get extension
	367	extension = extension + wxStrlen( extension ) +1;
	368	}
	369
	370	extension = wxStrrchr( extension, wxT('.') );
	371	if ( extension // != "blabla"
	372	&& !wxStrrchr( extension, wxT('') ) // != "blabla."
	373	&& !wxStrrchr( extension, wxT('?') ) // != "blabla.?"
	374	&& extension[1] // != "blabla."
	375	&& extension[1] != wxT(' ') ) // != "blabla. "
	376	{
	377	// now concat extension to the fileName:
	378	m_fileName = wxString(fileNameBuffer) + extension;
	379
	380	int len = wxStrlen( fileNameBuffer );
	381	wxStrncpy( fileNameBuffer + len, extension, MAXPATH - len );
	382	fileNameBuffer[ MAXPATH -1 ] = wxT('\0');
	383	}
	384	}
	385
	386	m_path = fileNameBuffer;
	387	m_fileName = wxFileNameFromPath(fileNameBuffer);
	388	m_fileNames.Add(m_fileName);
	389	m_dir = wxPathOnly(fileNameBuffer);
	390	}
	391
	392
	393	//=== Simulating the wxOVERWRITE_PROMPT >>============================
	394
	395	if ( (m_dialogStyle & wxOVERWRITE_PROMPT) &&
	396	::wxFileExists( fileNameBuffer ) )
	397	{
	398	wxString messageText;
	399	messageText.Printf(_("Replace file '%s'?"), fileNameBuffer);
	400
	401	if ( wxMessageBox(messageText, m_message, wxYES_NO ) != wxYES )
	402	{
	403	success = FALSE;
	404	}
	405	}
	406
	407	}
	408	else
	409	{
	410	// common dialog failed - why?
	411	#ifdef __WXDEBUG__
	412	DWORD dwErr = CommDlgExtendedError();
	413	if ( dwErr != 0 )
	414	{
	415	// this msg is only for developers
	416	wxLogError(wxT("Common dialog failed with error code %0lx."),
	417	dwErr);
	418	}
	419	//else: it was just cancelled
	420	#endif
	421	}
	422
	423	return success ? wxID_OK : wxID_CANCEL;
	424
	425	}
	426
	427	// Generic file load/save dialog (for internal use only)
	428	static
	429	wxString wxDefaultFileSelector(bool load,
	430	const wxChar *what,
	431	const wxChar *extension,
	432	const wxChar *default_name,
	433	wxWindow *parent)
	434	{
	435	wxString prompt;
	436	wxString str;
	437	if (load) str = _("Load %s file");
	438	else str = _("Save %s file");
	439	prompt.Printf(str, what);
	440
	441	const wxChar *ext = extension;
	442	if (*ext == wxT('.'))
	443	ext++;
	444
	445	wxString wild;
	446	wild.Printf(wxT("*.%s"), ext);
	447
	448	return wxFileSelector (prompt, NULL, default_name, ext, wild, 0, parent);
	449	}
	450
	451	// Generic file load dialog
	452	WXDLLEXPORT wxString wxLoadFileSelector(const wxChar *what,
	453	const wxChar *extension,
	454	const wxChar *default_name,
	455	wxWindow *parent)
	456	{
	457	return wxDefaultFileSelector(TRUE, what, extension, default_name, parent);
	458	}
	459
	460	// Generic file save dialog
	461	WXDLLEXPORT wxString wxSaveFileSelector(const wxChar *what,
	462	const wxChar *extension,
	463	const wxChar *default_name,
	464	wxWindow *parent)
	465	{
	466	return wxDefaultFileSelector(FALSE, what, extension, default_name, parent);
	467	}
	468
	469