//-------------------------------------------------------------------------
// Filename:      help.cc
// Version:       $Id: help.cc,v 1.1.4.3 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 "help" stuff
// Created at:    Sun May  2 15:56:37 1999
// Modified by:   Erik Mouw <J.A.K.Mouw@its.tudelft.nl>
// Modified at:   Mon May 24 14:11:24 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: help.cc,v 1.1.4.3 1999/05/24 22:54:50 erik Exp $"

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

#ifdef MUSICA_DEBUG
# include <iostream.h>
#endif

#ifdef STDC_HEADERS
# include <string.h>
#endif

#include <gtk/gtk.h>

#include "gui.hh"
#include "help.hh"








static void helpCloseCallback(GtkWidget *widget, gpointer data);








static char copyingText[] = 
PACKAGE " " VERSION "  -  a MIDI player\n\n" \
"Copyright (C) 1999, Erik Mouw (J.A.K.Mouw@its.tudelft.nl)\n\n" \
"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.\n\n" \
"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.\n\n" \
"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\n";




static GtkWidget *helpAboutDialog = 0;
static GtkWidget *helpCopyingDialog = 0;








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

#ifdef MUSICA_DEBUG
  cerr<< __PRETTY_FUNCTION__<< endl;
#endif

  if(helpAboutDialog == 0)
    {
      helpAboutDialog = gtk_dialog_new();
      
      g_snprintf(buf, 127, "%s: About", windowName);
      gtk_window_set_title(GTK_WINDOW(helpAboutDialog), buf);

      gtk_signal_connect(GTK_OBJECT(helpAboutDialog), "delete_event",
			 GTK_SIGNAL_FUNC(dialogDeleteCallback), 
			 helpAboutDialog);

      label = 
	gtk_label_new("\n" PACKAGE " - a MIDI player\n" \
		      "Version " VERSION "\n\n" \
		      "Copyright (C) 1999, Erik Mouw\n" \
		      "(J.A.K.Mouw@its.tudelft.nl)\n");
      gtk_box_pack_start(GTK_BOX(GTK_DIALOG(helpAboutDialog)->vbox), label,
			 TRUE, TRUE, 2);
      gtk_widget_show(label);
      

      button = gtk_button_new_with_label("Close");
      gtk_box_pack_start(GTK_BOX(GTK_DIALOG(helpAboutDialog)->action_area), 
			 button, TRUE, TRUE, 1);
      gtk_widget_show(button);

      gtk_signal_connect(GTK_OBJECT(button), "clicked",
			 GTK_SIGNAL_FUNC(helpCloseCallback),
			 helpAboutDialog);

      gtk_widget_grab_focus(button);
    }

  showOrRaiseWindow(helpAboutDialog);
}







void helpCopyingCallback(GtkWidget *widget, gpointer data)
{
  GtkWidget *scrolledwindow;
  GtkWidget *text;
  GtkWidget *button;
  char buf[128];

#ifdef MUSICA_DEBUG
  cerr<< __PRETTY_FUNCTION__<< endl;
#endif

  if(helpCopyingDialog == 0)
    {
      helpCopyingDialog = gtk_dialog_new();

      g_snprintf(buf, 127, "%s: Copying", windowName);

      gtk_window_set_title(GTK_WINDOW(helpCopyingDialog), buf);

      gtk_signal_connect(GTK_OBJECT(helpCopyingDialog), "delete_event",
			 GTK_SIGNAL_FUNC(dialogDeleteCallback), 
			 helpCopyingDialog);
      
      scrolledwindow = gtk_scrolled_window_new(0, 0);
      gtk_widget_set_usize(GTK_WIDGET(scrolledwindow), 400, 200);
      gtk_box_pack_start(GTK_BOX(GTK_DIALOG(helpCopyingDialog)->vbox), 
			 scrolledwindow, TRUE, TRUE, 2);
      gtk_widget_show(scrolledwindow);
      
      text = gtk_text_new(0, 0);
      gtk_text_set_editable(GTK_TEXT(text), FALSE);
      gtk_text_set_word_wrap(GTK_TEXT(text), TRUE);
      gtk_container_add(GTK_CONTAINER(scrolledwindow), text);
      gtk_widget_show(text);
      
      gtk_text_freeze(GTK_TEXT(text));

      gtk_text_insert(GTK_TEXT(text), NULL, NULL, NULL, 
		      copyingText, strlen(copyingText));
		      
      gtk_text_thaw(GTK_TEXT(text));

      button = gtk_button_new_with_label("Close");
      gtk_box_pack_start(GTK_BOX(GTK_DIALOG(helpCopyingDialog)->action_area), 
			 button, TRUE, TRUE, 1);
      gtk_widget_show(button);

      gtk_signal_connect(GTK_OBJECT(button), "clicked",
			 GTK_SIGNAL_FUNC(helpCloseCallback),
			 helpCopyingDialog);

      gtk_widget_grab_focus(button);
    }

  showOrRaiseWindow(helpCopyingDialog);
}








static void helpCloseCallback(GtkWidget *widget, gpointer data)
{
  GtkWidget *dialog = GTK_WIDGET(data);

#ifdef MUSICA_DEBUG
  cerr<< __PRETTY_FUNCTION__<< endl;
#endif

  gtk_widget_hide(dialog);
}