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/*
Copyright (C) 1999 Paul Barton-Davis
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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __pbd_touchable_h__
#define __pbd_touchable_h__
#include "pbd/libpbd_visibility.h"
class /*LIBPBD_API*/ Touchable
{
public:
Touchable() : _delete_after_touch (false) {}
virtual ~Touchable() {}
void set_delete_after_touch (bool yn) { _delete_after_touch = yn; }
bool delete_after_touch() const { return _delete_after_touch; }
virtual void touch () = 0;
protected:
bool _delete_after_touch;
};
template<class T>
class /*LIBPBD_API*/ DynamicTouchable : public Touchable
{
public:
DynamicTouchable (T& t, void (T::*m)(void))
: object (t), method (m) { set_delete_after_touch (true); }
void touch () {
(object.*method)();
}
protected:
T& object;
void (T::*method)(void);
};
template<class T1, class T2>
class /*LIBPBD_API*/ DynamicTouchable1 : public Touchable
{
public:
DynamicTouchable1 (T1& t, void (T1::*m)(T2), T2 a)
: object (t), method (m), arg (a) { set_delete_after_touch (true); }
void touch () {
(object.*method)(arg);
}
protected:
T1& object;
void (T1::*method)(T2);
T2 arg;
};
template<class T1, class T2, class T3>
class /*LIBPBD_API*/ DynamicTouchable2 : public Touchable
{
public:
DynamicTouchable2 (T1& t, void (T1::*m)(T2, T3), T2 a1, T3 a2)
: object (t), method (m), arg1 (a1), arg2 (a2) { set_delete_after_touch (true); }
void touch () {
(object.*method)(arg1, arg2);
}
protected:
T1& object;
void (T1::*method)(T2,T3);
T2 arg1;
T3 arg2;
};
#endif // __pbd_touchable_h__
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