//-------------------------------------------------------------------------
// Filename:      file.cc
// Version:       $Id: file.cc,v 1.1.4.2 1999/05/24 22:54:50 erik Exp $
// Copyright:     Copyright (C) 1999, Erik Mouw (J.A.K.Mouw@its.tudelft.nl)
// Author:        Erik Mouw <J.A.K.Mouw@its.tudelft.nl>
// Description:   GUI file selection functions
// Created at:    Sun May  2 17:04:01 1999
// Modified by:   Erik Mouw <J.A.K.Mouw@its.tudelft.nl>
// Modified at:   Sat May 22 14:42:48 1999
//-------------------------------------------------------------------------
// 
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
// 
// This program 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 General Public License for more details.
// 
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//

#ident "$Id: file.cc,v 1.1.4.2 1999/05/24 22:54:50 erik Exp $"

#ifdef HAVE_CONFIG_H
# include "config.h"
#endif

#include <gtk/gtk.h>

#include "gui.hh"
#include "file.hh"








static void fileOpenOkCallback(GtkWidget *widget, gpointer data);
static void fileOpenCancelCallback(GtkWidget *widget, gpointer data);
static gint fileSelectionDeleteCallback(GtkWidget *widget, gpointer data);








static GtkWidget  *fileSelection = 0;








void fileOpenCallback(GtkWidget *widget, gpointer data)
{
  char buf[128];

#ifdef MUSICA_DEBUG
  g_print("File --> Open\n");
#endif

  if(fileSelection == 0)
    {
      g_snprintf(buf, 127, "%s - open MIDI file", windowName);
      fileSelection = gtk_file_selection_new(buf);
      
      gtk_signal_connect(GTK_OBJECT(fileSelection), "delete_event",
			 GTK_SIGNAL_FUNC(fileSelectionDeleteCallback),
			 fileSelection);

      gtk_signal_connect(GTK_OBJECT(GTK_FILE_SELECTION(fileSelection)->ok_button),
				    "clicked",
				    GTK_SIGNAL_FUNC(fileOpenOkCallback),
				    fileSelection);

      gtk_signal_connect(GTK_OBJECT(GTK_FILE_SELECTION(fileSelection)->cancel_button),
				    "clicked",
				    GTK_SIGNAL_FUNC(fileOpenCancelCallback),
				    fileSelection);

      gtk_file_selection_hide_fileop_buttons(GTK_FILE_SELECTION(fileSelection));
      gtk_file_selection_complete(GTK_FILE_SELECTION(fileSelection),
				  "*.[mM][iI][dD]*");
    }


  // set selection to midi files only
  gtk_file_selection_complete(GTK_FILE_SELECTION(fileSelection),
			      "*.[mM][iI][dD]*");

  // FIXME: this hides directories


  // show widget
  showOrRaiseWindow(fileSelection);
}








static void fileOpenOkCallback(GtkWidget *widget, gpointer data)
{
  GtkWidget *window = GTK_WIDGET(data);
  gchar *filename;
  
#ifdef MUSICA_DEBUG
  g_print("OK\n");
#endif

  gtk_widget_hide(window);

  filename = gtk_file_selection_get_filename(GTK_FILE_SELECTION(window));

#ifdef MUSICA_DEBUG
  g_print("File: %s\n", filename);
#endif

  openFile(filename);
}








static void fileOpenCancelCallback(GtkWidget *widget, gpointer data)
{
  GtkWidget *window = GTK_WIDGET(data);

#ifdef MUSICA_DEBUG
  g_print("Cancel\n");
#endif

  gtk_widget_hide(window);
}








static gint fileSelectionDeleteCallback(GtkWidget *widget, gpointer data)
{
#ifdef MUSICA_DEBUG
  g_print("Delete window\n");
#endif

  gtk_widget_hide(widget);
  
  return(TRUE);
}