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/****************************************************************************
KHotKeys
Copyright (C) 1999-2001 Lubos Lunak <l.lunak@kde.org>
Distributed under the terms of the GNU General Public License version 2.
****************************************************************************/
#ifndef _CONDITIONS_H_
#define _CONDITIONS_H_
#include <qobject.h>
#include <qptrlist.h>
#include <qstring.h>
#include "khotkeysglobal.h"
#include "windows.h"
#include <X11/Xlib.h>
#include <fixx11h.h>
class KConfig;
namespace KHotKeys
{
class Action_data_base;
class Action_data;
class Condition_list_base;
class KDE_EXPORT Condition
{
public:
Condition( Condition_list_base* parent_P );
Condition( KConfig& cfg_P, Condition_list_base* parent_P );
virtual ~Condition();
virtual bool match() const = 0;
virtual void updated() const; // called when the condition changes
virtual void cfg_write( KConfig& cfg_P ) const = 0;
virtual const QString description() const = 0;
virtual Condition* copy( Condition_list_base* parent_P ) const = 0;
const Condition_list_base* parent() const;
Condition_list_base* parent();
static Condition* create_cfg_read( KConfig& cfg_P, Condition_list_base* parent_P );
protected:
Condition_list_base* const _parent;
KHOTKEYS_DISABLE_COPY( Condition );
};
class KDE_EXPORT Condition_list_base
: public Condition, public QPtrList< Condition > // inheritance ?
{
typedef Condition base;
public:
Condition_list_base( Condition_list_base* parent_P );
Condition_list_base( const QPtrList< Condition >& children_P,
Condition_list_base* parent_P );
Condition_list_base( KConfig& cfg_P, Condition_list_base* parent_P );
virtual ~Condition_list_base();
virtual void cfg_write( KConfig& cfg_P ) const;
virtual bool accepts_children() const;
typedef QPtrListIterator< Condition > Iterator;
};
class KDE_EXPORT Condition_list
: public Condition_list_base
{
typedef Condition_list_base base;
public:
Condition_list( const QString& comment_P, Action_data_base* data_P );
Condition_list( KConfig& cfg_P, Action_data_base* data_P );
void cfg_write( KConfig& cfg_P ) const;
Condition_list* copy( Action_data_base* data_P ) const;
virtual bool match() const;
const QString& comment() const;
void set_data( Action_data_base* data_P );
virtual void updated() const;
virtual Condition_list* copy( Condition_list_base* parent_P ) const;
virtual const QString description() const;
private:
QString _comment;
Action_data_base* data;
};
class KDE_EXPORT Active_window_condition
: public QObject, public Condition
{
Q_OBJECT
typedef Condition base;
public:
Active_window_condition( Windowdef_list* window_P, Condition_list_base* parent_P );
Active_window_condition( KConfig& cfg_P, Condition_list_base* parent_P );
virtual ~Active_window_condition();
virtual bool match() const;
virtual void cfg_write( KConfig& cfg_P ) const;
const Windowdef_list* window() const;
#ifndef COVARIANT_RETURN_BROKEN
virtual Active_window_condition* copy( Condition_list_base* parent_P ) const;
#else
virtual Condition* copy( Condition_list_base* parent_P ) const;
#endif
virtual const QString description() const;
public slots:
void active_window_changed( WId );
private:
void init();
void set_match();
Windowdef_list* _window;
bool is_match;
};
class KDE_EXPORT Existing_window_condition
: public QObject, public Condition
{
Q_OBJECT
typedef Condition base;
public:
Existing_window_condition( Windowdef_list* window_P, Condition_list_base* parent_P );
Existing_window_condition( KConfig& cfg_P, Condition_list_base* parent_P );
virtual ~Existing_window_condition();
virtual bool match() const;
virtual void cfg_write( KConfig& cfg_P ) const;
const Windowdef_list* window() const;
#ifndef COVARIANT_RETURN_BROKEN
virtual Existing_window_condition* copy( Condition_list_base* parent_P ) const;
#else
virtual Condition* copy( Condition_list_base* parent_P ) const;
#endif
virtual const QString description() const;
public slots:
void window_added( WId w_P );
void window_removed( WId w_P );
private:
void init();
void set_match( WId w_P = None );
Windowdef_list* _window;
bool is_match;
};
class KDE_EXPORT Not_condition
: public Condition_list_base
{
typedef Condition_list_base base;
public:
Not_condition( Condition_list_base* parent_P );
Not_condition( KConfig& cfg_P, Condition_list_base* parent_P );
virtual bool match() const;
virtual void cfg_write( KConfig& cfg_P ) const;
virtual Not_condition* copy( Condition_list_base* parent_P ) const;
virtual const QString description() const;
const Condition* condition() const;
virtual bool accepts_children() const;
};
class KDE_EXPORT And_condition
: public Condition_list_base
{
typedef Condition_list_base base;
public:
And_condition( Condition_list_base* parent_P );
And_condition( KConfig& cfg_P, Condition_list_base* parent_P );
virtual bool match() const;
virtual void cfg_write( KConfig& cfg_P ) const;
virtual And_condition* copy( Condition_list_base* parent_P ) const;
virtual const QString description() const;
};
class KDE_EXPORT Or_condition
: public Condition_list_base
{
typedef Condition_list_base base;
public:
Or_condition( Condition_list_base* parent_P );
Or_condition( KConfig& cfg_P, Condition_list_base* parent_P );
virtual bool match() const;
virtual void cfg_write( KConfig& cfg_P ) const;
virtual Or_condition* copy( Condition_list_base* parent_P ) const;
virtual const QString description() const;
};
//***************************************************************************
// Inline
//***************************************************************************
// Condition
inline
const Condition_list_base* Condition::parent() const
{
return _parent;
}
inline
Condition_list_base* Condition::parent()
{
return _parent;
}
// Condition_list_base
inline
Condition_list_base::Condition_list_base( Condition_list_base* parent_P )
: Condition( parent_P ), QPtrList< Condition >()
{
}
inline
Condition_list_base::Condition_list_base( const QPtrList< Condition >& children_P,
Condition_list_base* parent_P )
: Condition( parent_P ), QPtrList< Condition >( children_P )
{
}
// Condition_list
inline
Condition_list::Condition_list( const QString& comment_P, Action_data_base* data_P )
: Condition_list_base( NULL ), _comment( comment_P ), data( data_P )
{
}
inline
const QString& Condition_list::comment() const
{
return _comment;
}
// Active_window_condition
inline
Active_window_condition::Active_window_condition( Windowdef_list* window_P,
Condition_list_base* parent_P )
: Condition( parent_P ), _window( window_P )
{
init();
set_match();
}
inline
const Windowdef_list* Active_window_condition::window() const
{
return _window;
}
// Existing_window_condition
inline
Existing_window_condition::Existing_window_condition( Windowdef_list* window_P,
Condition_list_base* parent_P )
: Condition( parent_P ), _window( window_P ), is_match( false )
{
init();
set_match();
}
inline
const Windowdef_list* Existing_window_condition::window() const
{
return _window;
}
// Not_condition
inline
Not_condition::Not_condition( Condition_list_base* parent_P )
: Condition_list_base( parent_P )
{
}
inline
const Condition* Not_condition::condition() const
{
return getFirst();
}
// And_condition
inline
And_condition::And_condition( Condition_list_base* parent_P )
: Condition_list_base( parent_P )
{
}
// Or_condition
inline
Or_condition::Or_condition( Condition_list_base* parent_P )
: Condition_list_base( parent_P )
{
}
} // namespace KHotKeys
#endif
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