src/gtk/filedlg.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        src/gtk/filedlg.cpp
// Purpose:     native implementation of wxFileDialog
// Author:      Robert Roebling, Zbigniew Zagorski, Mart Raudsepp
// Id:          $Id$
// Copyright:   (c) 1998 Robert Roebling, 2004 Zbigniew Zagorski, 2005 Mart Raudsepp
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

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

#if wxUSE_FILEDLG && defined(__WXGTK24__)

#include "wx/filedlg.h"

#ifndef WX_PRECOMP
    #include "wx/intl.h"
    #include "wx/msgdlg.h"
#endif

#include <gtk/gtk.h>
#include "wx/gtk/private.h"

#include <unistd.h> // chdir

#include "wx/filename.h" // wxFilename
#include "wx/tokenzr.h" // wxStringTokenizer
#include "wx/filefn.h" // ::wxGetCwd

//-----------------------------------------------------------------------------
// "clicked" for OK-button
//-----------------------------------------------------------------------------

extern "C" {
static void gtk_filedialog_ok_callback(GtkWidget *widget, wxFileDialog *dialog)
{
    int style = dialog->GetWindowStyle();
    wxGtkString filename(gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(widget)));

    // gtk version numbers must be identical with the one in ctor (that calls set_do_overwrite_confirmation)
#if GTK_CHECK_VERSION(2,7,3)
    if(gtk_check_version(2,7,3) != NULL)
#endif
    if ((style & wxFD_SAVE) && (style & wxFD_OVERWRITE_PROMPT))
    {
        if ( g_file_test(filename, G_FILE_TEST_EXISTS) )
        {
            wxString msg;

            msg.Printf(
                _("File '%s' already exists, do you really want to overwrite it?"),
                wxString(wxConvFileName->cMB2WX(filename)).c_str());

            wxMessageDialog dlg(dialog, msg, _("Confirm"),
                               wxYES_NO | wxICON_QUESTION);
            if (dlg.ShowModal() != wxID_YES)
                return;
        }
    }

    // change to the directory where the user went if asked
    if (style & wxFD_CHANGE_DIR)
    {
        // Use chdir to not care about filename encodings
        wxGtkString folder(g_path_get_dirname(filename));
        chdir(folder);
    }

    wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_OK);
    event.SetEventObject(dialog);
    dialog->GetEventHandler()->ProcessEvent(event);
}
}

//-----------------------------------------------------------------------------
// "clicked" for Cancel-button
//-----------------------------------------------------------------------------

extern "C"
{

static void gtk_filedialog_cancel_callback(GtkWidget *w, wxFileDialog *dialog)
{
    wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
    event.SetEventObject(dialog);
    dialog->GetEventHandler()->ProcessEvent(event);
}

static void gtk_filedialog_response_callback(GtkWidget *w,
                                             gint response,
                                             wxFileDialog *dialog)
{
    if (response == GTK_RESPONSE_ACCEPT)
        gtk_filedialog_ok_callback(w, dialog);
    else    // GTK_RESPONSE_CANCEL or GTK_RESPONSE_NONE
        gtk_filedialog_cancel_callback(w, dialog);
}

static void gtk_filedialog_update_preview_callback(GtkFileChooser *chooser,
                                                   gpointer user_data)
{
#if GTK_CHECK_VERSION(2,4,0)
    GtkWidget *preview = GTK_WIDGET(user_data);

    wxGtkString filename(gtk_file_chooser_get_preview_filename(chooser));

    if ( !filename )
        return;

    GdkPixbuf *pixbuf = gdk_pixbuf_new_from_file_at_size(filename, 128, 128, NULL);
    gboolean have_preview = pixbuf != NULL;

    gtk_image_set_from_pixbuf(GTK_IMAGE(preview), pixbuf);
    if ( pixbuf )
        g_object_unref (pixbuf);

    gtk_file_chooser_set_preview_widget_active(chooser, have_preview);
#else
    wxUnusedVar(chooser);
    wxUnusedVar(user_data);
#endif // GTK+ 2.4+
}

} // extern "C"


//-----------------------------------------------------------------------------
// wxFileDialog
//-----------------------------------------------------------------------------

IMPLEMENT_DYNAMIC_CLASS(wxFileDialog,wxGenericFileDialog)

BEGIN_EVENT_TABLE(wxFileDialog,wxGenericFileDialog)
    EVT_BUTTON(wxID_OK, wxFileDialog::OnFakeOk)
END_EVENT_TABLE()

wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& message,
                           const wxString& defaultDir,
                           const wxString& defaultFileName,
                           const wxString& wildCard,
                           long style, const wxPoint& pos,
                           const wxSize& sz,
                           const wxString& name)
    : wxGenericFileDialog(parent, message, defaultDir, defaultFileName,
                          wildCard, style, pos, sz, name, true )
{
    if (gtk_check_version(2,4,0))
    {
        wxGenericFileDialog::Create( parent, message, defaultDir,
                                     defaultFileName, wildCard, style, pos );
        return;
    }

    parent = GetParentForModalDialog(parent);

    if (!PreCreation(parent, pos, wxDefaultSize) ||
        !CreateBase(parent, wxID_ANY, pos, wxDefaultSize, style,
                wxDefaultValidator, wxT("filedialog")))
    {
        wxFAIL_MSG( wxT("wxFileDialog creation failed") );
        return;
    }

    GtkFileChooserAction gtk_action;
    GtkWindow* gtk_parent = NULL;
    if (parent)
        gtk_parent = GTK_WINDOW( gtk_widget_get_toplevel(parent->m_widget) );

    const gchar* ok_btn_stock;
    if ( style & wxFD_SAVE )
    {
        gtk_action = GTK_FILE_CHOOSER_ACTION_SAVE;
        ok_btn_stock = GTK_STOCK_SAVE;
    }
    else
    {
        gtk_action = GTK_FILE_CHOOSER_ACTION_OPEN;
        ok_btn_stock = GTK_STOCK_OPEN;
    }

    m_widget = gtk_file_chooser_dialog_new(
                   wxGTK_CONV(m_message),
                   gtk_parent,
                   gtk_action,
                   GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
                   ok_btn_stock, GTK_RESPONSE_ACCEPT,
                   NULL);

    gtk_dialog_set_default_response(GTK_DIALOG(m_widget), GTK_RESPONSE_ACCEPT);

    if ( style & wxFD_MULTIPLE )
        gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(m_widget), true);

    // gtk_widget_hide_on_delete is used here to avoid that Gtk automatically
    // destroys the dialog when the user press ESC on the dialog: in that case
    // a second call to ShowModal() would result in a bunch of Gtk-CRITICAL
    // errors...
    g_signal_connect (G_OBJECT(m_widget),
                    "delete_event",
                    G_CALLBACK (gtk_widget_hide_on_delete),
                    (gpointer)this);

    // local-only property could be set to false to allow non-local files to be
    // loaded. In that case get/set_uri(s) should be used instead of
    // get/set_filename(s) everywhere and the GtkFileChooserDialog should
    // probably also be created with a backend, e.g "gnome-vfs", "default", ...
    // (gtk_file_chooser_dialog_new_with_backend). Currently local-only is kept
    // as the default - true:
    // gtk_file_chooser_set_local_only(GTK_FILE_CHOOSER(m_widget), true);

    g_signal_connect (m_widget, "response",
        G_CALLBACK (gtk_filedialog_response_callback), this);

    SetWildcard(wildCard);

    // if defaultDir is specified it should contain the directory and
    // defaultFileName should contain the default name of the file, however if
    // directory is not given, defaultFileName contains both
    wxFileName fn;
    if ( defaultDir.empty() )
        fn.Assign(defaultFileName);
    else if ( !defaultFileName.empty() )
        fn.Assign(defaultDir, defaultFileName);
    else
        fn.AssignDir(defaultDir);

    // set the initial file name and/or directory
    const wxString dir = fn.GetPath();
    if ( !dir.empty() )
    {
        gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(m_widget),
                                            dir.fn_str());
    }

    const wxString fname = fn.GetFullName();
    if ( style & wxFD_SAVE )
    {
        if ( !fname.empty() )
        {
            gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(m_widget),
                                              fname.fn_str());
        }

#if GTK_CHECK_VERSION(2,7,3)
        if ((style & wxFD_OVERWRITE_PROMPT) && !gtk_check_version(2,7,3))
            gtk_file_chooser_set_do_overwrite_confirmation(GTK_FILE_CHOOSER(m_widget), TRUE);
#endif
    }
    else // wxFD_OPEN
    {
        if ( !fname.empty() )
        {
            gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(m_widget),
                                          fn.GetFullPath().fn_str());
        }
    }

#if GTK_CHECK_VERSION(2,4,0)
    if ( style & wxFD_PREVIEW )
    {
        GtkWidget *previewImage = gtk_image_new();

        gtk_file_chooser_set_preview_widget(GTK_FILE_CHOOSER(m_widget),
                                            previewImage);
        g_signal_connect(m_widget, "update-preview",
                         G_CALLBACK(gtk_filedialog_update_preview_callback),
                         previewImage);
    }
#endif // GTK+ 2.4+
}

void wxFileDialog::OnFakeOk( wxCommandEvent &event )
{
    if (!gtk_check_version(2,4,0))
        EndDialog(wxID_OK);
    else
        wxGenericFileDialog::OnListOk( event );
}

int wxFileDialog::ShowModal()
{
    if (!gtk_check_version(2,4,0))
        return wxDialog::ShowModal();
    else
        return wxGenericFileDialog::ShowModal();
}

bool wxFileDialog::Show( bool show )
{
    if (!gtk_check_version(2,4,0))
        return wxDialog::Show( show );
    else
        return wxGenericFileDialog::Show( show );
}

void wxFileDialog::DoSetSize(int x, int y, int width, int height, int sizeFlags )
{
    if (!m_wxwindow)
        return;
    else
        wxGenericFileDialog::DoSetSize( x, y, width, height, sizeFlags );
}

wxString wxFileDialog::GetPath() const
{
    if (!gtk_check_version(2,4,0))
    {
        wxGtkString str(gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(m_widget)));
        return wxConvFileName->cMB2WX(str);
    }

    return wxGenericFileDialog::GetPath();
}

void wxFileDialog::GetFilenames(wxArrayString& files) const
{
    if (!gtk_check_version(2,4,0))
    {
        GetPaths(files);
        for (size_t n = 0; n < files.GetCount(); ++n )
        {
            wxFileName file(files[n]);
            files[n] = file.GetFullName();
        }
    }
    else
        wxGenericFileDialog::GetFilenames( files );
}

void wxFileDialog::GetPaths(wxArrayString& paths) const
{
    if (!gtk_check_version(2,4,0))
    {
        paths.Empty();
        if (gtk_file_chooser_get_select_multiple(GTK_FILE_CHOOSER(m_widget)))
        {
            GSList *gpathsi = gtk_file_chooser_get_filenames(GTK_FILE_CHOOSER(m_widget));
            GSList *gpaths = gpathsi;
            while (gpathsi)
            {
                wxString file(wxConvFileName->cMB2WX((gchar*) gpathsi->data));
                paths.Add(file);
                g_free(gpathsi->data);
                gpathsi = gpathsi->next;
            }

            g_slist_free(gpaths);
        }
        else
            paths.Add(GetPath());
    }
    else
        wxGenericFileDialog::GetPaths( paths );
}

void wxFileDialog::SetMessage(const wxString& message)
{
    if (!gtk_check_version(2,4,0))
    {
        m_message = message;
        SetTitle(message);
    }
    else
        wxGenericFileDialog::SetMessage( message );
}

void wxFileDialog::SetPath(const wxString& path)
{
    if (!gtk_check_version(2,4,0))
    {
        if (path.empty()) return;

        gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(m_widget), wxConvFileName->cWX2MB(path));
    }
    else
        wxGenericFileDialog::SetPath( path );
}

void wxFileDialog::SetDirectory(const wxString& dir)
{
    if (!gtk_check_version(2,4,0))
    {
        if (wxDirExists(dir))
        {
            gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(m_widget), wxConvFileName->cWX2MB(dir));
        }
    }
    else
        wxGenericFileDialog::SetDirectory( dir );
}

wxString wxFileDialog::GetDirectory() const
{
    if (!gtk_check_version(2,4,0))
    {
        wxGtkString str(gtk_file_chooser_get_current_folder(GTK_FILE_CHOOSER(m_widget)));
        return wxConvFileName->cMB2WX(str);
    }

    return wxGenericFileDialog::GetDirectory();
}

void wxFileDialog::SetFilename(const wxString& name)
{
    if (!gtk_check_version(2,4,0))
    {
        if (HasFdFlag(wxFD_SAVE))
            gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(m_widget), wxGTK_CONV(name));
        else
            SetPath(wxFileName(GetDirectory(), name).GetFullPath());
    }
    else
        wxGenericFileDialog::SetFilename( name );
}

wxString wxFileDialog::GetFilename() const
{
    if (!gtk_check_version(2,4,0))
        return wxFileName(GetPath()).GetFullName();
    else
        return wxGenericFileDialog::GetFilename();
}

void wxFileDialog::SetWildcard(const wxString& wildCard)
{
    if (!gtk_check_version(2,4,0))
    {
        // parse filters
        wxArrayString wildDescriptions, wildFilters;
        if (!wxParseCommonDialogsFilter(wildCard, wildDescriptions, wildFilters))
        {
            wxFAIL_MSG( wxT("wxFileDialog::SetWildCard - bad wildcard string") );
        }
        else
        {
            // Parsing went fine. Set m_wildCard to be returned by wxFileDialogBase::GetWildcard
            m_wildCard = wildCard;

            GtkFileChooser* chooser = GTK_FILE_CHOOSER(m_widget);

            // empty current filter list:
            GSList* ifilters = gtk_file_chooser_list_filters(chooser);
            GSList* filters = ifilters;

            while (ifilters)
            {
                gtk_file_chooser_remove_filter(chooser,GTK_FILE_FILTER(ifilters->data));
                ifilters = ifilters->next;
            }
            g_slist_free(filters);

            // add parsed to GtkChooser
            for (size_t n = 0; n < wildFilters.GetCount(); ++n)
            {
                GtkFileFilter* filter = gtk_file_filter_new();
                gtk_file_filter_set_name(filter, wxGTK_CONV(wildDescriptions[n]));

                wxStringTokenizer exttok(wildFilters[n], wxT(";"));
                while (exttok.HasMoreTokens())
                {
                    wxString token = exttok.GetNextToken();
                    gtk_file_filter_add_pattern(filter, wxGTK_CONV(token));
                }

                gtk_file_chooser_add_filter(chooser, filter);
            }

            // Reset the filter index
            SetFilterIndex(0);
        }
    }
    else
        wxGenericFileDialog::SetWildcard( wildCard );
}

void wxFileDialog::SetFilterIndex(int filterIndex)
{

    if (!gtk_check_version(2,4,0))
    {
        gpointer filter;
        GtkFileChooser *chooser = GTK_FILE_CHOOSER(m_widget);
        GSList *filters = gtk_file_chooser_list_filters(chooser);

        filter = g_slist_nth_data(filters, filterIndex);

        if (filter != NULL)
        {
            gtk_file_chooser_set_filter(chooser, GTK_FILE_FILTER(filter));
        }
        else
        {
            wxFAIL_MSG( wxT("wxFileDialog::SetFilterIndex - bad filter index") );
        }

        g_slist_free(filters);
    }
    else
        wxGenericFileDialog::SetFilterIndex( filterIndex );
}

int wxFileDialog::GetFilterIndex() const
{
    if (!gtk_check_version(2,4,0))
    {
        GtkFileChooser *chooser = GTK_FILE_CHOOSER(m_widget);
        GtkFileFilter *filter = gtk_file_chooser_get_filter(chooser);
        GSList *filters = gtk_file_chooser_list_filters(chooser);
        gint index = g_slist_index(filters, filter);
        g_slist_free(filters);

        if (index == -1)
        {
            wxFAIL_MSG( wxT("wxFileDialog::GetFilterIndex - bad filter index returned by gtk+") );
            return 0;
        }
        else
            return index;
    }
    else
                return wxGenericFileDialog::GetFilterIndex();
}

#endif // wxUSE_FILEDLG &&  __WXGTK24__
Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: src/gtk/filedlg.cpp
	3	// Purpose: native implementation of wxFileDialog
	4	// Author: Robert Roebling, Zbigniew Zagorski, Mart Raudsepp
	5	// Id: $Id$
	6	// Copyright: (c) 1998 Robert Roebling, 2004 Zbigniew Zagorski, 2005 Mart Raudsepp
	7	// Licence: wxWindows licence
	8	/////////////////////////////////////////////////////////////////////////////
	9
	10	// For compilers that support precompilation, includes "wx.h".
	11	#include "wx/wxprec.h"
	12
	13	#if wxUSE_FILEDLG && defined(__WXGTK24__)
	14
	15	#include "wx/filedlg.h"
	16
	17	#ifndef WX_PRECOMP
	18	#include "wx/intl.h"
	19	#include "wx/msgdlg.h"
	20	#endif
	21
	22	#include <gtk/gtk.h>
	23	#include "wx/gtk/private.h"
	24
	25	#include <unistd.h> // chdir
	26
	27	#include "wx/filename.h" // wxFilename
	28	#include "wx/tokenzr.h" // wxStringTokenizer
	29	#include "wx/filefn.h" // ::wxGetCwd
	30
	31	//-----------------------------------------------------------------------------
	32	// "clicked" for OK-button
	33	//-----------------------------------------------------------------------------
	34
	35	extern "C" {
	36	static void gtk_filedialog_ok_callback(GtkWidget widget, wxFileDialog dialog)
	37	{
	38	int style = dialog->GetWindowStyle();
	39	wxGtkString filename(gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(widget)));
	40
	41	// gtk version numbers must be identical with the one in ctor (that calls set_do_overwrite_confirmation)
	42	#if GTK_CHECK_VERSION(2,7,3)
	43	if(gtk_check_version(2,7,3) != NULL)
	44	#endif
	45	if ((style & wxFD_SAVE) && (style & wxFD_OVERWRITE_PROMPT))
	46	{
	47	if ( g_file_test(filename, G_FILE_TEST_EXISTS) )
	48	{
	49	wxString msg;
	50
	51	msg.Printf(
	52	_("File '%s' already exists, do you really want to overwrite it?"),
	53	wxString(wxConvFileName->cMB2WX(filename)).c_str());
	54
	55	wxMessageDialog dlg(dialog, msg, _("Confirm"),
	56	wxYES_NO \| wxICON_QUESTION);
	57	if (dlg.ShowModal() != wxID_YES)
	58	return;
	59	}
	60	}
	61
	62	// change to the directory where the user went if asked
	63	if (style & wxFD_CHANGE_DIR)
	64	{
	65	// Use chdir to not care about filename encodings
	66	wxGtkString folder(g_path_get_dirname(filename));
	67	chdir(folder);
	68	}
	69
	70	wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_OK);
	71	event.SetEventObject(dialog);
	72	dialog->GetEventHandler()->ProcessEvent(event);
	73	}
	74	}
	75
	76	//-----------------------------------------------------------------------------
	77	// "clicked" for Cancel-button
	78	//-----------------------------------------------------------------------------
	79
	80	extern "C"
	81	{
	82
	83	static void gtk_filedialog_cancel_callback(GtkWidget w, wxFileDialog dialog)
	84	{
	85	wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
	86	event.SetEventObject(dialog);
	87	dialog->GetEventHandler()->ProcessEvent(event);
	88	}
	89
	90	static void gtk_filedialog_response_callback(GtkWidget *w,
	91	gint response,
	92	wxFileDialog *dialog)
	93	{
	94	if (response == GTK_RESPONSE_ACCEPT)
	95	gtk_filedialog_ok_callback(w, dialog);
	96	else // GTK_RESPONSE_CANCEL or GTK_RESPONSE_NONE
	97	gtk_filedialog_cancel_callback(w, dialog);
	98	}
	99
	100	static void gtk_filedialog_update_preview_callback(GtkFileChooser *chooser,
	101	gpointer user_data)
	102	{
	103	#if GTK_CHECK_VERSION(2,4,0)
	104	GtkWidget *preview = GTK_WIDGET(user_data);
	105
	106	wxGtkString filename(gtk_file_chooser_get_preview_filename(chooser));
	107
	108	if ( !filename )
	109	return;
	110
	111	GdkPixbuf *pixbuf = gdk_pixbuf_new_from_file_at_size(filename, 128, 128, NULL);
	112	gboolean have_preview = pixbuf != NULL;
	113
	114	gtk_image_set_from_pixbuf(GTK_IMAGE(preview), pixbuf);
	115	if ( pixbuf )
	116	g_object_unref (pixbuf);
	117
	118	gtk_file_chooser_set_preview_widget_active(chooser, have_preview);
	119	#else
	120	wxUnusedVar(chooser);
	121	wxUnusedVar(user_data);
	122	#endif // GTK+ 2.4+
	123	}
	124
	125	} // extern "C"
	126
	127
	128	//-----------------------------------------------------------------------------
	129	// wxFileDialog
	130	//-----------------------------------------------------------------------------
	131
	132	IMPLEMENT_DYNAMIC_CLASS(wxFileDialog,wxGenericFileDialog)
	133
	134	BEGIN_EVENT_TABLE(wxFileDialog,wxGenericFileDialog)
	135	EVT_BUTTON(wxID_OK, wxFileDialog::OnFakeOk)
	136	END_EVENT_TABLE()
	137
	138	wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& message,
	139	const wxString& defaultDir,
	140	const wxString& defaultFileName,
	141	const wxString& wildCard,
	142	long style, const wxPoint& pos,
	143	const wxSize& sz,
	144	const wxString& name)
	145	: wxGenericFileDialog(parent, message, defaultDir, defaultFileName,
	146	wildCard, style, pos, sz, name, true )
	147	{
	148	if (gtk_check_version(2,4,0))
	149	{
	150	wxGenericFileDialog::Create( parent, message, defaultDir,
	151	defaultFileName, wildCard, style, pos );
	152	return;
	153	}
	154
	155	parent = GetParentForModalDialog(parent);
	156
	157	if (!PreCreation(parent, pos, wxDefaultSize) \|\|
	158	!CreateBase(parent, wxID_ANY, pos, wxDefaultSize, style,
	159	wxDefaultValidator, wxT("filedialog")))
	160	{
	161	wxFAIL_MSG( wxT("wxFileDialog creation failed") );
	162	return;
	163	}
	164
	165	GtkFileChooserAction gtk_action;
	166	GtkWindow* gtk_parent = NULL;
	167	if (parent)
	168	gtk_parent = GTK_WINDOW( gtk_widget_get_toplevel(parent->m_widget) );
	169
	170	const gchar* ok_btn_stock;
	171	if ( style & wxFD_SAVE )
	172	{
	173	gtk_action = GTK_FILE_CHOOSER_ACTION_SAVE;
	174	ok_btn_stock = GTK_STOCK_SAVE;
	175	}
	176	else
	177	{
	178	gtk_action = GTK_FILE_CHOOSER_ACTION_OPEN;
	179	ok_btn_stock = GTK_STOCK_OPEN;
	180	}
	181
	182	m_widget = gtk_file_chooser_dialog_new(
	183	wxGTK_CONV(m_message),
	184	gtk_parent,
	185	gtk_action,
	186	GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
	187	ok_btn_stock, GTK_RESPONSE_ACCEPT,
	188	NULL);
	189
	190	gtk_dialog_set_default_response(GTK_DIALOG(m_widget), GTK_RESPONSE_ACCEPT);
	191
	192	if ( style & wxFD_MULTIPLE )
	193	gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(m_widget), true);
	194
	195	// gtk_widget_hide_on_delete is used here to avoid that Gtk automatically
	196	// destroys the dialog when the user press ESC on the dialog: in that case
	197	// a second call to ShowModal() would result in a bunch of Gtk-CRITICAL
	198	// errors...
	199	g_signal_connect (G_OBJECT(m_widget),
	200	"delete_event",
	201	G_CALLBACK (gtk_widget_hide_on_delete),
	202	(gpointer)this);
	203
	204	// local-only property could be set to false to allow non-local files to be
	205	// loaded. In that case get/set_uri(s) should be used instead of
	206	// get/set_filename(s) everywhere and the GtkFileChooserDialog should
	207	// probably also be created with a backend, e.g "gnome-vfs", "default", ...
	208	// (gtk_file_chooser_dialog_new_with_backend). Currently local-only is kept
	209	// as the default - true:
	210	// gtk_file_chooser_set_local_only(GTK_FILE_CHOOSER(m_widget), true);
	211
	212	g_signal_connect (m_widget, "response",
	213	G_CALLBACK (gtk_filedialog_response_callback), this);
	214
	215	SetWildcard(wildCard);
	216
	217	// if defaultDir is specified it should contain the directory and
	218	// defaultFileName should contain the default name of the file, however if
	219	// directory is not given, defaultFileName contains both
	220	wxFileName fn;
	221	if ( defaultDir.empty() )
	222	fn.Assign(defaultFileName);
	223	else if ( !defaultFileName.empty() )
	224	fn.Assign(defaultDir, defaultFileName);
	225	else
	226	fn.AssignDir(defaultDir);
	227
	228	// set the initial file name and/or directory
	229	const wxString dir = fn.GetPath();
	230	if ( !dir.empty() )
	231	{
	232	gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(m_widget),
	233	dir.fn_str());
	234	}
	235
	236	const wxString fname = fn.GetFullName();
	237	if ( style & wxFD_SAVE )
	238	{
	239	if ( !fname.empty() )
	240	{
	241	gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(m_widget),
	242	fname.fn_str());
	243	}
	244
	245	#if GTK_CHECK_VERSION(2,7,3)
	246	if ((style & wxFD_OVERWRITE_PROMPT) && !gtk_check_version(2,7,3))
	247	gtk_file_chooser_set_do_overwrite_confirmation(GTK_FILE_CHOOSER(m_widget), TRUE);
	248	#endif
	249	}
	250	else // wxFD_OPEN
	251	{
	252	if ( !fname.empty() )
	253	{
	254	gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(m_widget),
	255	fn.GetFullPath().fn_str());
	256	}
	257	}
	258
	259	#if GTK_CHECK_VERSION(2,4,0)
	260	if ( style & wxFD_PREVIEW )
	261	{
	262	GtkWidget *previewImage = gtk_image_new();
	263
	264	gtk_file_chooser_set_preview_widget(GTK_FILE_CHOOSER(m_widget),
	265	previewImage);
	266	g_signal_connect(m_widget, "update-preview",
	267	G_CALLBACK(gtk_filedialog_update_preview_callback),
	268	previewImage);
	269	}
	270	#endif // GTK+ 2.4+
	271	}
	272
	273	void wxFileDialog::OnFakeOk( wxCommandEvent &event )
	274	{
	275	if (!gtk_check_version(2,4,0))
	276	EndDialog(wxID_OK);
	277	else
	278	wxGenericFileDialog::OnListOk( event );
	279	}
	280
	281	int wxFileDialog::ShowModal()
	282	{
	283	if (!gtk_check_version(2,4,0))
	284	return wxDialog::ShowModal();
	285	else
	286	return wxGenericFileDialog::ShowModal();
	287	}
	288
	289	bool wxFileDialog::Show( bool show )
	290	{
	291	if (!gtk_check_version(2,4,0))
	292	return wxDialog::Show( show );
	293	else
	294	return wxGenericFileDialog::Show( show );
	295	}
	296
	297	void wxFileDialog::DoSetSize(int x, int y, int width, int height, int sizeFlags )
	298	{
	299	if (!m_wxwindow)
	300	return;
	301	else
	302	wxGenericFileDialog::DoSetSize( x, y, width, height, sizeFlags );
	303	}
	304
	305	wxString wxFileDialog::GetPath() const
	306	{
	307	if (!gtk_check_version(2,4,0))
	308	{
	309	wxGtkString str(gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(m_widget)));
	310	return wxConvFileName->cMB2WX(str);
	311	}
	312
	313	return wxGenericFileDialog::GetPath();
	314	}
	315
	316	void wxFileDialog::GetFilenames(wxArrayString& files) const
	317	{
	318	if (!gtk_check_version(2,4,0))
	319	{
	320	GetPaths(files);
	321	for (size_t n = 0; n < files.GetCount(); ++n )
	322	{
	323	wxFileName file(files[n]);
	324	files[n] = file.GetFullName();
	325	}
	326	}
	327	else
	328	wxGenericFileDialog::GetFilenames( files );
	329	}
	330
	331	void wxFileDialog::GetPaths(wxArrayString& paths) const
	332	{
	333	if (!gtk_check_version(2,4,0))
	334	{
	335	paths.Empty();
	336	if (gtk_file_chooser_get_select_multiple(GTK_FILE_CHOOSER(m_widget)))
	337	{
	338	GSList *gpathsi = gtk_file_chooser_get_filenames(GTK_FILE_CHOOSER(m_widget));
	339	GSList *gpaths = gpathsi;
	340	while (gpathsi)
	341	{
	342	wxString file(wxConvFileName->cMB2WX((gchar*) gpathsi->data));
	343	paths.Add(file);
	344	g_free(gpathsi->data);
	345	gpathsi = gpathsi->next;
	346	}
	347
	348	g_slist_free(gpaths);
	349	}
	350	else
	351	paths.Add(GetPath());
	352	}
	353	else
	354	wxGenericFileDialog::GetPaths( paths );
	355	}
	356
	357	void wxFileDialog::SetMessage(const wxString& message)
	358	{
	359	if (!gtk_check_version(2,4,0))
	360	{
	361	m_message = message;
	362	SetTitle(message);
	363	}
	364	else
	365	wxGenericFileDialog::SetMessage( message );
	366	}
	367
	368	void wxFileDialog::SetPath(const wxString& path)
	369	{
	370	if (!gtk_check_version(2,4,0))
	371	{
	372	if (path.empty()) return;
	373
	374	gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(m_widget), wxConvFileName->cWX2MB(path));
	375	}
	376	else
	377	wxGenericFileDialog::SetPath( path );
	378	}
	379
	380	void wxFileDialog::SetDirectory(const wxString& dir)
	381	{
	382	if (!gtk_check_version(2,4,0))
	383	{
	384	if (wxDirExists(dir))
	385	{
	386	gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(m_widget), wxConvFileName->cWX2MB(dir));
	387	}
	388	}
	389	else
	390	wxGenericFileDialog::SetDirectory( dir );
	391	}
	392
	393	wxString wxFileDialog::GetDirectory() const
	394	{
	395	if (!gtk_check_version(2,4,0))
	396	{
	397	wxGtkString str(gtk_file_chooser_get_current_folder(GTK_FILE_CHOOSER(m_widget)));
	398	return wxConvFileName->cMB2WX(str);
	399	}
	400
	401	return wxGenericFileDialog::GetDirectory();
	402	}
	403
	404	void wxFileDialog::SetFilename(const wxString& name)
	405	{
	406	if (!gtk_check_version(2,4,0))
	407	{
	408	if (HasFdFlag(wxFD_SAVE))
	409	gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(m_widget), wxGTK_CONV(name));
	410	else
	411	SetPath(wxFileName(GetDirectory(), name).GetFullPath());
	412	}
	413	else
	414	wxGenericFileDialog::SetFilename( name );
	415	}
	416
	417	wxString wxFileDialog::GetFilename() const
	418	{
	419	if (!gtk_check_version(2,4,0))
	420	return wxFileName(GetPath()).GetFullName();
	421	else
	422	return wxGenericFileDialog::GetFilename();
	423	}
	424
	425	void wxFileDialog::SetWildcard(const wxString& wildCard)
	426	{
	427	if (!gtk_check_version(2,4,0))
	428	{
	429	// parse filters
	430	wxArrayString wildDescriptions, wildFilters;
	431	if (!wxParseCommonDialogsFilter(wildCard, wildDescriptions, wildFilters))
	432	{
	433	wxFAIL_MSG( wxT("wxFileDialog::SetWildCard - bad wildcard string") );
	434	}
	435	else
	436	{
	437	// Parsing went fine. Set m_wildCard to be returned by wxFileDialogBase::GetWildcard
	438	m_wildCard = wildCard;
	439
	440	GtkFileChooser* chooser = GTK_FILE_CHOOSER(m_widget);
	441
	442	// empty current filter list:
	443	GSList* ifilters = gtk_file_chooser_list_filters(chooser);
	444	GSList* filters = ifilters;
	445
	446	while (ifilters)
	447	{
	448	gtk_file_chooser_remove_filter(chooser,GTK_FILE_FILTER(ifilters->data));
	449	ifilters = ifilters->next;
	450	}
	451	g_slist_free(filters);
	452
	453	// add parsed to GtkChooser
	454	for (size_t n = 0; n < wildFilters.GetCount(); ++n)
	455	{
	456	GtkFileFilter* filter = gtk_file_filter_new();
	457	gtk_file_filter_set_name(filter, wxGTK_CONV(wildDescriptions[n]));
	458
	459	wxStringTokenizer exttok(wildFilters[n], wxT(";"));
	460	while (exttok.HasMoreTokens())
	461	{
	462	wxString token = exttok.GetNextToken();
	463	gtk_file_filter_add_pattern(filter, wxGTK_CONV(token));
	464	}
	465
	466	gtk_file_chooser_add_filter(chooser, filter);
	467	}
	468
	469	// Reset the filter index
	470	SetFilterIndex(0);
	471	}
	472	}
	473	else
	474	wxGenericFileDialog::SetWildcard( wildCard );
	475	}
	476
	477	void wxFileDialog::SetFilterIndex(int filterIndex)
	478	{
	479
	480	if (!gtk_check_version(2,4,0))
	481	{
	482	gpointer filter;
	483	GtkFileChooser *chooser = GTK_FILE_CHOOSER(m_widget);
	484	GSList *filters = gtk_file_chooser_list_filters(chooser);
	485
	486	filter = g_slist_nth_data(filters, filterIndex);
	487
	488	if (filter != NULL)
	489	{
	490	gtk_file_chooser_set_filter(chooser, GTK_FILE_FILTER(filter));
	491	}
	492	else
	493	{
	494	wxFAIL_MSG( wxT("wxFileDialog::SetFilterIndex - bad filter index") );
	495	}
	496
	497	g_slist_free(filters);
	498	}
	499	else
	500	wxGenericFileDialog::SetFilterIndex( filterIndex );
	501	}
	502
	503	int wxFileDialog::GetFilterIndex() const
	504	{
	505	if (!gtk_check_version(2,4,0))
	506	{
	507	GtkFileChooser *chooser = GTK_FILE_CHOOSER(m_widget);
	508	GtkFileFilter *filter = gtk_file_chooser_get_filter(chooser);
	509	GSList *filters = gtk_file_chooser_list_filters(chooser);
	510	gint index = g_slist_index(filters, filter);
	511	g_slist_free(filters);
	512
	513	if (index == -1)
	514	{
	515	wxFAIL_MSG( wxT("wxFileDialog::GetFilterIndex - bad filter index returned by gtk+") );
	516	return 0;
	517	}
	518	else
	519	return index;
	520	}
	521	else
	522	return wxGenericFileDialog::GetFilterIndex();
	523	}
	524
	525	#endif // wxUSE_FILEDLG && __WXGTK24__