objbrowse.h

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/*
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

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