/*
Copyright (C) 2000-2001 The Exult 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/

#ifndef OBJBROWSE_H
#define OBJBROWSE_H

#include <gtk/gtk.h>

//#include <glade/glade.h>

class Shape_group;
class Shape_file_info;

class Object_browser {
private:
	GtkWidget *widget;
protected:
	int selected;			// Index of user-selected entry,
					//   counting from the top-left entry
					//   currently rendered.
	int index0;			// Index of top-leftmost in
					//   displayed list.
	GtkWidget *vscroll;		// Vertical scrollbar.
	GtkWidget *hscroll;		// Horizontal scrollbar.
	Shape_group *group;		// Non-null to use filter.
	GtkWidget *popup;		// Popup menu in draw area.
	Shape_file_info *file_info;	// Our creator (or null).
	GtkWidget *find_text;		// For searching.
	GtkWidget *loc_down, *loc_up;	// 'Locate' buttons.
					// 'Move' buttons:
	GtkWidget *move_down, *move_up;
	int config_width, config_height;// For storing prev. dims.

	void set_widget(GtkWidget *w);
	static bool search_name(const char *nm, const char *srch);
public:
	Object_browser(Shape_group *grp = 0, Shape_file_info *fi = 0);
	virtual ~Object_browser();
	
	GtkWidget *get_widget();
	Shape_group *get_group()
		{ return group; }
	int get_selected()		// Return index of sel'd item, or -1.
		{ return selected < 0 ? -1 : index0 + selected; }
	GtkWidget *get_find_text()	// Get 'find' text widget.
		{ return find_text; }
	virtual void load()		// Load from file data.
		{  }
	virtual void render() = 0;
					// Blit onto screen.
	virtual void show(int x, int y, int w, int h) = 0;
	virtual void show() = 0;
	virtual int get_selected_id()
		{ return -1; }
	virtual bool server_response(int id, unsigned char *data, int datalen);
	virtual void end_terrain_editing();
	virtual void set_background_color(guint32 c);
					// Menu items:
	static void on_browser_group_add(
					GtkMenuItem *item, gpointer udata);
					// Add 'Add to group...' submenu.
	void add_group_submenu(GtkWidget *popup);
	static void on_browser_file_save(GtkMenuItem *item, gpointer udata);
	static void on_browser_file_revert(GtkMenuItem *item, gpointer udata);
	virtual GtkWidget *create_popup();	// Popup menu.
			
	enum				// Create controls at bottom.
		{			// OR together what you want.
		find_controls = 1,
		locate_controls = 2,
		move_controls = 4
		};
	GtkWidget *create_controls(int controls);
					// Virtuals for controls.
	virtual void search(const char *srch, int dir)
		{  }
	virtual void locate(bool upwards)// Locate terrain on game map.
		{  }
	virtual void move(bool upwards)	// Move current selected chunk.
		{  }
};

					// File-selector utility:
					// Callback for file-selector 'ok':
typedef void (*File_sel_okay_fun)(const char *, gpointer);
GtkFileSelection *Create_file_selection
	(
	const char *title,
	File_sel_okay_fun ok_handler,
	gpointer user_data
	);

#endif