campo-sirio/ba/ba0101.h

#ifndef __BA0101_H
#define __BA0101_H

#ifndef __ASSOC_H
#include <assoc.h>
#endif

#ifndef __COLORS_H
#include <colors.h>
#endif

#ifndef __IMAGE_H
#include <image.h>
#endif

#ifndef __SCANNER_H
#include <scanner.h>
#endif

#ifndef __STACK_H
#include <stack.h>
#endif


class TSubmenu;
class TMenu;

class TMenuitem : public TObject
{                       
  TSubmenu* _submenu;
  TString _caption, _action;
	int _icon;
  char _type;
  COLOR _color;
  int _exist       : 2;
  bool _enabled    : 2;
  bool _firm       : 2;
  bool _password   : 2;
  bool _reloadmenu : 2;

protected:
  bool perform_submenu() const;
  bool perform_program() const;
  
public:
  virtual bool ok() { return _caption.not_empty(); }
                                                         
  const TString& caption() const { return _caption; }
	int icon() const;
  const TString& action() const { return _action; }
  bool enabled() const;
  bool disabled() const { return !enabled(); }
  
  COLOR color() const { return enabled() ? _color : DISABLED_COLOR; }
  
  bool is_submenu() const { return _type == '[' && _action.not_empty(); }
  bool is_program() const { return _type != '[' && _action.not_empty(); }
  bool perform() const;

  TSubmenu& submenu() const { return *_submenu; }
  TMenu& menu() const;
  
  void create(const char* t);
  
  TMenuitem(TSubmenu* sm);
  virtual ~TMenuitem() { }
};

class TSubmenu : public TObject
{ 
  TMenu*     _menu;                           
  TString    _name;
  TString    _caption;
  TFilename  _picture;
  TArray     _items;
  bool       _enabled : 2;
  bool       _firm : 2;

public:               
  void read(TScanner& scanner);
  
  TMenu& menu() const { return *_menu; }
  int find_string(const TString& str) const;
                                                          
  TMenuitem& item(int i) { return (TMenuitem&)_items[i]; }
  const TMenuitem& item(int i) const { return (const TMenuitem&)_items[i]; }                                                          
  const TMenuitem& operator[](int i) const { return item(i); }
  
  const TString& name() const { return _name; }
  const TString& caption() const { return _caption; }
  const TString& picture() const { return _picture; }
  int items() const { return _items.items(); }

  TImage& image() const;

  bool query_firm() const { return _firm; }
  bool enabled() const { return _enabled; }
  bool disabled() const { return !enabled(); }
  
  bool perform(int i);
  
  TSubmenu(TMenu* menu, const char* name);
  virtual ~TSubmenu() { }
};

class TMenu : public TAssoc_array
{
  TSubmenu* _current;
  int _item;      
  TStack _stack;
  
  TFilename _default_bmp;
  TString _default_menu;
  
  TAssoc_array _images;
  TAssoc_array _modules;

  TToken_string _dangerous;

	TString _last_search;
	TAssoc_array _ignore_list;

protected:
	bool can_be_transparent(const TImage& i) const;
  
public: // TObject
  virtual bool ok() const { return _current != NULL; }

public:                                  
  bool read(const char* name);                     // First call
  bool read(const char* name, TString& root);
  
  TSubmenu& current() const { return *_current; }
  TSubmenu* find(const char* name) const { return (TSubmenu*)objptr(name); }
  bool jumpto(TSubmenu *next);
  bool jumpto_root();

  TSubmenu& pop();
  bool at_top() const { return _stack.count() == 0; }
  
  void select(int i) { _item = i; }
  int selected() const { return _item; }
  TMenuitem& curr_item() { return _current->item(_item); }
  TSubmenu* find_parent(const TSubmenu& sub);
  
  bool perform();
  TSubmenu* find_string(const TString& str);
	TString& last_search_string() { return _last_search; }
	TAssoc_array& search_ignore_list() { return _ignore_list; }
  
  TImage& image(const char* name);
  void reload_images();
  
  bool has_module(const char* mod);
  bool is_dangerous(const char* mod);

  void set_dangerous_modules(const TToken_string& mod)
  { _dangerous = mod; }
  
  TMenu() : _current(NULL), _item(0) { }
  TMenu(const char* name) { read(name); }
  virtual ~TMenu() { }
};        


#endif