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[wxWidgets.git] / src / gtk / filedlg.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        filedlg.cpp
// Purpose:
// Author:      Robert Roebling
// Created:     01/02/97
// Id:
// Copyright:   (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

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

#include "wx/filedlg.h"
#include "wx/utils.h"
#include "wx/intl.h"
#include "wx/generic/msgdlgg.h"

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

void gtk_filedialog_ok_callback( GtkWidget *WXUNUSED(widget), gpointer data )
{
  wxFileDialog *dialog = (wxFileDialog*)data;
  wxCommandEvent event(wxEVT_NULL);
  int style;

  style=dialog->GetStyle();

  if((style&wxSAVE)&&(style&wxOVERWRITE_PROMPT))
	if(wxFileExists(gtk_file_selection_get_filename(GTK_FILE_SELECTION(dialog->m_widget) ))) {
	  if(wxMessageBox(_("File exists. Overwrite?"),
	                  _("Confirm"), wxYES_NO) != wxYES)
		return;
	}

  dialog->OnOK( event );
}

void gtk_filedialog_cancel_callback( GtkWidget *WXUNUSED(widget), gpointer data )
{
  wxFileDialog *dialog = (wxFileDialog*)data;
  wxCommandEvent event(wxEVT_NULL);
  dialog->OnCancel( event );
}

IMPLEMENT_DYNAMIC_CLASS(wxFileDialog,wxDialog)

wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& message,
        const wxString& defaultDir, const wxString& defaultFileName,
  const wxString& wildCard,
        long style, const wxPoint& pos )
{
  m_needParent = FALSE;

  PreCreation( parent, -1, pos, wxDefaultSize, style | wxDIALOG_MODAL, "filedialog" );
  m_message = message;
  m_path = "";
  m_fileName = defaultFileName;
  m_dir = defaultDir;
  m_wildCard = wildCard;
  m_dialogStyle = style;
  m_filterIndex = 1;

  m_widget = gtk_file_selection_new( m_message );
  
  int x = (gdk_screen_width () - 400) / 2;
  int y = (gdk_screen_height () - 400) / 2;
  gtk_widget_set_uposition( m_widget, x, y );
  
  GtkFileSelection *sel = GTK_FILE_SELECTION(m_widget);

  m_path.Append(m_dir);
  if(! m_path.IsEmpty() && m_path.Last()!='/') m_path.Append('/');
  m_path.Append(m_fileName);

  if(m_path.Length()>1) gtk_file_selection_set_filename(sel,m_path);

  gtk_signal_connect( GTK_OBJECT(sel->ok_button), "clicked",
    GTK_SIGNAL_FUNC(gtk_filedialog_ok_callback), (gpointer*)this );

  gtk_signal_connect( GTK_OBJECT(sel->cancel_button), "clicked",
    GTK_SIGNAL_FUNC(gtk_filedialog_cancel_callback), (gpointer*)this );
}

int wxFileDialog::ShowModal(void)
{
  int ret = wxDialog::ShowModal();

  if (ret == wxID_OK)
  {
    m_fileName = gtk_file_selection_get_filename( GTK_FILE_SELECTION(m_widget) );
    m_path = gtk_file_selection_get_filename( GTK_FILE_SELECTION(m_widget) );
  }
  return ret;
}


char *wxFileSelector(const char *title,
                     const char *defaultDir, const char *defaultFileName,
                     const char *defaultExtension, const char *filter, int flags,
                     wxWindow *parent, int x, int y)
{
  wxString filter2("");
  if ( defaultExtension && !filter )
    filter2 = wxString("*.") + wxString(defaultExtension) ;
  else if ( filter )
    filter2 = filter;

  wxString defaultDirString;
  if (defaultDir)
    defaultDirString = defaultDir;
  else
    defaultDirString = "";

  wxString defaultFilenameString;
  if (defaultFileName)
    defaultFilenameString = defaultFileName;
  else
    defaultFilenameString = "";

  wxFileDialog fileDialog(parent, title, defaultDirString, defaultFilenameString,
    filter2, flags, wxPoint(x, y));

  if ( fileDialog.ShowModal() == wxID_OK )
  {
    strcpy(wxBuffer, (const char *)fileDialog.GetPath());
    return wxBuffer;
  }
  else
    return (char *) NULL;
}

char* wxLoadFileSelector(const char *what, const char *extension, const char *default_name,
         wxWindow *parent )
{
  char *ext = (char *)extension;

  char prompt[50];
  wxString str = _("Load %s file");
  sprintf(prompt, str, what);

  if (*ext == '.') ext++;
  char wild[60];
  sprintf(wild, "*.%s", ext);

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

char* wxSaveFileSelector(const char *what, const char *extension, const char *default_name,
         wxWindow *parent )
{
  char *ext = (char *)extension;

  char prompt[50];
  wxString str = _("Save %s file");
  sprintf(prompt, str, what);

  if (*ext == '.') ext++;
  char wild[60];
  sprintf(wild, "*.%s", ext);

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