/*
   Copyright (C) 2001-2006, William Joseph.
   All Rights Reserved.

   This file is part of GtkRadiant.

   GtkRadiant 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.

   GtkRadiant 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 GtkRadiant; if not, write to the Free Software
   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

#include "messagebox.h"

#include <gdk/gdkkeysyms.h>
#include <gtk/gtk.h>

#include "dialog.h"
#include "widget.h"

GtkWidget* create_padding( int width, int height ){
	ui::Alignment widget = ui::Alignment( 0.0, 0.0, 0.0, 0.0 );
	gtk_widget_show( widget );
	gtk_widget_set_size_request( widget, width, height );
	return widget;
}

const char* messagebox_stock_icon( EMessageBoxIcon type ){
	switch ( type )
	{
	default:
	case eMB_ICONDEFAULT:
		return GTK_STOCK_DIALOG_INFO;
	case eMB_ICONERROR:
		return GTK_STOCK_DIALOG_ERROR;
	case eMB_ICONWARNING:
		return GTK_STOCK_DIALOG_WARNING;
	case eMB_ICONQUESTION:
		return GTK_STOCK_DIALOG_QUESTION;
	case eMB_ICONASTERISK:
		return GTK_STOCK_DIALOG_INFO;
	}
}

EMessageBoxReturn gtk_MessageBox( ui::Widget parent, const char* text, const char* title, EMessageBoxType type, EMessageBoxIcon icon ){
	ModalDialog dialog;
	ModalDialogButton ok_button( dialog, eIDOK );
	ModalDialogButton cancel_button( dialog, eIDCANCEL );
	ModalDialogButton yes_button( dialog, eIDYES );
	ModalDialogButton no_button( dialog, eIDNO );

	GtkWindow* parentWindow = parent ? GTK_WINDOW( parent ) : 0;

	GtkWindow* window = create_fixedsize_modal_dialog_window( parentWindow, title, dialog, 400, 100 );

	if ( parentWindow != 0 ) {
		//g_signal_connect(G_OBJECT(window), "delete_event", G_CALLBACK(floating_window_delete_present), parent);
		gtk_window_deiconify( parentWindow );
	}

	GtkAccelGroup* accel = ui::AccelGroup();
	gtk_window_add_accel_group( window, accel );

	GtkVBox* vbox = create_dialog_vbox( 8, 8 );
	gtk_container_add( GTK_CONTAINER( window ), GTK_WIDGET( vbox ) );


	GtkHBox* hboxDummy = create_dialog_hbox( 0, 0 );
	gtk_box_pack_start( GTK_BOX( vbox ), GTK_WIDGET( hboxDummy ), FALSE, FALSE, 0 );

	gtk_box_pack_start( GTK_BOX( hboxDummy ), create_padding( 0, 50 ), FALSE, FALSE, 0 ); // HACK to force minimum height

	GtkHBox* iconBox = create_dialog_hbox( 16, 0 );
	gtk_box_pack_start( GTK_BOX( hboxDummy ), GTK_WIDGET( iconBox ), FALSE, FALSE, 0 );

	GtkImage* image = GTK_IMAGE( gtk_image_new_from_stock( messagebox_stock_icon( icon ), GTK_ICON_SIZE_DIALOG ) );
	gtk_widget_show( GTK_WIDGET( image ) );
	gtk_box_pack_start( GTK_BOX( iconBox ), GTK_WIDGET( image ), FALSE, FALSE, 0 );

	GtkLabel* label = GTK_LABEL( ui::Label( text ) );
	gtk_widget_show( GTK_WIDGET( label ) );
	gtk_misc_set_alignment( GTK_MISC( label ), 0, 0.5 );
	gtk_label_set_justify( label, GTK_JUSTIFY_LEFT );
	gtk_label_set_line_wrap( label, TRUE );
	gtk_box_pack_start( GTK_BOX( iconBox ), GTK_WIDGET( label ), TRUE, TRUE, 0 );


	GtkVBox* vboxDummy = create_dialog_vbox( 0, 0 );
	gtk_box_pack_start( GTK_BOX( vbox ), GTK_WIDGET( vboxDummy ), FALSE, FALSE, 0 );

	GtkAlignment* alignment = ui::Alignment( 0.5, 0.0, 0.0, 0.0 );
	gtk_widget_show( GTK_WIDGET( alignment ) );
	gtk_box_pack_start( GTK_BOX( vboxDummy ), GTK_WIDGET( alignment ), FALSE, FALSE, 0 );

	GtkHBox* hbox = create_dialog_hbox( 8, 0 );
	gtk_container_add( GTK_CONTAINER( alignment ), GTK_WIDGET( hbox ) );

	gtk_box_pack_start( GTK_BOX( vboxDummy ), create_padding( 400, 0 ), FALSE, FALSE, 0 ); // HACK to force minimum width


	if ( type == eMB_OK ) {
		GtkButton* button = create_modal_dialog_button( "OK", ok_button );
		gtk_box_pack_start( GTK_BOX( hbox ), GTK_WIDGET( button ), TRUE, FALSE, 0 );
		gtk_widget_add_accelerator( GTK_WIDGET( button ), "clicked", accel, GDK_Escape, (GdkModifierType)0, (GtkAccelFlags)0 );
		gtk_widget_add_accelerator( GTK_WIDGET( button ), "clicked", accel, GDK_Return, (GdkModifierType)0, (GtkAccelFlags)0 );
		widget_make_default( GTK_WIDGET( button ) );
		gtk_widget_show( GTK_WIDGET( button ) );

		dialog.ret = eIDOK;
	}
	else if ( type ==  eMB_OKCANCEL ) {
		{
			GtkButton* button = create_modal_dialog_button( "OK", ok_button );
			gtk_box_pack_start( GTK_BOX( hbox ), GTK_WIDGET( button ), TRUE, FALSE, 0 );
			gtk_widget_add_accelerator( GTK_WIDGET( button ), "clicked", accel, GDK_Return, (GdkModifierType)0, (GtkAccelFlags)0 );
			widget_make_default( GTK_WIDGET( button ) );
			gtk_widget_show( GTK_WIDGET( button ) );
		}

		{
			GtkButton* button = create_modal_dialog_button( "OK", cancel_button );
			gtk_box_pack_start( GTK_BOX( hbox ), GTK_WIDGET( button ), TRUE, FALSE, 0 );
			gtk_widget_add_accelerator( GTK_WIDGET( button ), "clicked", accel, GDK_Escape, (GdkModifierType)0, (GtkAccelFlags)0 );
			gtk_widget_show( GTK_WIDGET( button ) );
		}

		dialog.ret = eIDCANCEL;
	}
	else if ( type == eMB_YESNOCANCEL ) {
		{
			GtkButton* button = create_modal_dialog_button( "Yes", yes_button );
			gtk_box_pack_start( GTK_BOX( hbox ), GTK_WIDGET( button ), TRUE, FALSE, 0 );
			widget_make_default( GTK_WIDGET( button ) );
			gtk_widget_show( GTK_WIDGET( button ) );
		}

		{
			GtkButton* button = create_modal_dialog_button( "No", no_button );
			gtk_box_pack_start( GTK_BOX( hbox ), GTK_WIDGET( button ), TRUE, FALSE, 0 );
			gtk_widget_show( GTK_WIDGET( button ) );
		}
		{
			GtkButton* button = create_modal_dialog_button( "Cancel", cancel_button );
			gtk_box_pack_start( GTK_BOX( hbox ), GTK_WIDGET( button ), TRUE, FALSE, 0 );
			gtk_widget_show( GTK_WIDGET( button ) );
		}

		dialog.ret = eIDCANCEL;
	}
	else if ( type == eMB_NOYES ) {
		{
			GtkButton* button = create_modal_dialog_button( "No", no_button );
			gtk_box_pack_start( GTK_BOX( hbox ), GTK_WIDGET( button ), TRUE, FALSE, 0 );
			widget_make_default( GTK_WIDGET( button ) );
			gtk_widget_show( GTK_WIDGET( button ) );
		}
		{
			GtkButton* button = create_modal_dialog_button( "Yes", yes_button );
			gtk_box_pack_start( GTK_BOX( hbox ), GTK_WIDGET( button ), TRUE, FALSE, 0 );
			gtk_widget_show( GTK_WIDGET( button ) );
		}

		dialog.ret = eIDNO;
	}
	else /* if (type == eMB_YESNO) */
	{
		{
			GtkButton* button = create_modal_dialog_button( "Yes", yes_button );
			gtk_box_pack_start( GTK_BOX( hbox ), GTK_WIDGET( button ), TRUE, FALSE, 0 );
			widget_make_default( GTK_WIDGET( button ) );
			gtk_widget_show( GTK_WIDGET( button ) );
		}

		{
			GtkButton* button = create_modal_dialog_button( "No", no_button );
			gtk_box_pack_start( GTK_BOX( hbox ), GTK_WIDGET( button ), TRUE, FALSE, 0 );
			gtk_widget_show( GTK_WIDGET( button ) );
		}
		dialog.ret = eIDNO;
	}

	modal_dialog_show( window, dialog );

	gtk_widget_destroy( GTK_WIDGET( window ) );

	return dialog.ret;
}