/*  progressbox.c
 *  Copyright (C) 2002-2005  PCSX2 Team
 *
 *  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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
 *
 *  PCSX2 members can be contacted through their website at www.pcsx2.net.
 */

#include <stddef.h> // NULL
#include <stdio.h> // sprintf()
#include <sys/types.h> // off64_t

#include <gtk/gtkbutton.h> // gtk_button_new_with_label()
#include <gtk/gtkcontainer.h> // gtk_container_add()
#include <gtk/gtkfilesel.h> // gtk_file_selection_set_filename()
#include <gtk/gtkhbbox.h> // gtk_hbutton_box_new()
#include <gtk/gtkhbox.h> // gtk_hbox_new()
#include <gtk/gtklabel.h> // gtk_label_new()
#include <gtk/gtkmain.h> // gtk_main_iteration(), gtk_events_pending()
#include <gtk/gtkprogressbar.h> // gtk_progress_bar_new()
#include <gtk/gtkvbox.h> // gtk_vbox_new()
#include <gtk/gtkwindow.h> // gtk_window_new()
#include "progressbox.h"

struct ProgressBoxData progressbox;
char progressboxline[256];

void ProgressBoxDestroy()
{
	if (progressbox.window != NULL)
	{
		gtk_widget_destroy(progressbox.window);
		progressbox.window = NULL;
		progressbox.desc = NULL;
	} // ENDIF- Do we have a Main Window still?
} // END ProgressBoxDestroy()

void ProgressBoxStart(char *description, off64_t maximum)
{
	gtk_label_set_text(GTK_LABEL(progressbox.desc), description);

	progressbox.max = maximum;
	progressbox.gmax = maximum;
	progressbox.lastpct = 100;
	progressbox.stop = 0;
	ProgressBoxTick(0);
	gtk_widget_show_all(progressbox.window);
	gtk_window_deiconify(GTK_WINDOW(progressbox.window));
} // END ProgressBoxStart()

void ProgressBoxTick(off64_t current)
{
	gdouble gcur;
	off64_t thispct;
	gcur = current;
	gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(progressbox.bar),
	                              gcur / progressbox.gmax);
	sprintf(progressboxline, "%llu of %llu", current, progressbox.max);
	gtk_progress_bar_set_text(GTK_PROGRESS_BAR(progressbox.bar), progressboxline);

	if (progressbox.max >= 100)
	{
		thispct = current / (progressbox.max / 100);
		if (thispct != progressbox.lastpct)
		{
			sprintf(progressboxline, "%llu%% CDVDisoEFP Progress", thispct);
			gtk_window_set_title(GTK_WINDOW(progressbox.window), progressboxline);
			progressbox.lastpct = thispct;
		} // ENDIF- Change in percentage? (Avoiding title flicker)
	} // ENDIF- Our maximum # over 100? (Avoiding divide-by-zero error)
	while (gtk_events_pending())  gtk_main_iteration(); // Give time for window to redraw.
} // END ProgressBoxTick()

void ProgressBoxStop()
{
	gtk_widget_hide(progressbox.window);
	gtk_window_set_title(GTK_WINDOW(progressbox.window), "CDVDisoEFP Progress");
} // END ProgressBoxStop()

gint ProgressBoxCancelEvent(GtkWidget *widget, GdkEvent event, gpointer data)
{
	progressbox.stop = 1;

	return(TRUE);
} // END ProgressBoxCancelEvent()

void ProgressBoxDisplay()
{
	GtkWidget *item;
	GtkWidget *hbox1;
	GtkWidget *vbox1;
	progressbox.window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
	gtk_container_set_border_width(GTK_CONTAINER(progressbox.window), 5);
	gtk_window_set_title(GTK_WINDOW(progressbox.window), "CDVDisoEFP Progress");
	gtk_window_set_position(GTK_WINDOW(progressbox.window), GTK_WIN_POS_CENTER);
	gtk_window_set_resizable(GTK_WINDOW(progressbox.window), FALSE);
	g_signal_connect(G_OBJECT(progressbox.window), "delete_event",
	                 G_CALLBACK(ProgressBoxCancelEvent), NULL);

	vbox1 = gtk_vbox_new(FALSE, 5);
	gtk_container_add(GTK_CONTAINER(progressbox.window), vbox1);
	gtk_container_set_border_width(GTK_CONTAINER(vbox1), 5);
	gtk_widget_show(vbox1);
	progressbox.desc = gtk_label_new("Twiddling Thumbs");
	gtk_box_pack_start(GTK_BOX(vbox1), progressbox.desc, FALSE, FALSE, 0);
	gtk_widget_show(progressbox.desc);
	progressbox.bar = gtk_progress_bar_new();
	gtk_box_pack_start(GTK_BOX(vbox1), progressbox.bar, FALSE, FALSE, 0);
	gtk_widget_show(progressbox.bar);
	hbox1 = gtk_hbutton_box_new();
	gtk_box_pack_start(GTK_BOX(vbox1), hbox1, TRUE, TRUE, 0);
	gtk_widget_show(hbox1);
	item = gtk_button_new_with_label("Cancel");
	gtk_box_pack_start(GTK_BOX(hbox1), item, TRUE, TRUE, 0);
	GTK_WIDGET_SET_FLAGS(item, GTK_CAN_DEFAULT);
	gtk_widget_show(item);
	g_signal_connect(G_OBJECT(item), "clicked",
	                 G_CALLBACK(ProgressBoxCancelEvent), NULL);
	item = NULL;
	hbox1 = NULL;
	vbox1 = NULL;
} // END ProgressBoxDisplay()