Temporarily removing menuetlibc
git-svn-id: svn://kolibrios.org@4799 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
right-hearted
@@ -1,292 +0,0 @@
|
||||
// -*- c++ -*-
|
||||
/*
|
||||
* Copyright 1999 Karl Nelson <kenelson@ece.ucdavis.edu>
|
||||
*
|
||||
* This library is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Library General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2 of the License, or (at your option) any later version.
|
||||
*
|
||||
* This library 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
|
||||
* Library General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Library General Public
|
||||
* License along with this library; if not, write to the Free
|
||||
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
||||
*/
|
||||
#ifndef SIGCXX_SCOPE_H
|
||||
#define SIGCXX_SCOPE_H
|
||||
#include <sigc++config.h>
|
||||
|
||||
#ifdef SIGC_CXX_NAMESPACES
|
||||
namespace SigC
|
||||
{
|
||||
#endif
|
||||
|
||||
|
||||
struct LIBSIGC_API ScopeNode
|
||||
{
|
||||
mutable ScopeNode *prev_;
|
||||
mutable ScopeNode *next_;
|
||||
|
||||
// removes self from list
|
||||
void remove_self();
|
||||
|
||||
// Called to inform the item that it is erased
|
||||
virtual void erase();
|
||||
|
||||
// inform scopes that invalid requested.
|
||||
virtual void disconnect(bool destroy=0);
|
||||
|
||||
ScopeNode()
|
||||
#ifdef LIBSIGC_WIN32
|
||||
{prev_=next_=this;}
|
||||
#else
|
||||
:prev_(this),next_(this) {}
|
||||
#endif
|
||||
|
||||
virtual ~ScopeNode();
|
||||
|
||||
private:
|
||||
ScopeNode& operator=(const ScopeNode&);
|
||||
ScopeNode(const ScopeNode&);
|
||||
};
|
||||
|
||||
struct LIBSIGC_API DataNode: public ScopeNode
|
||||
{
|
||||
virtual void erase();
|
||||
virtual ~DataNode();
|
||||
};
|
||||
|
||||
/*******************************************************************
|
||||
***** Basis Scope
|
||||
*******************************************************************/
|
||||
class ObjectScoped;
|
||||
class ObjectReferenced;
|
||||
class Object;
|
||||
class Scope;
|
||||
|
||||
class LIBSIGC_API Reference
|
||||
{
|
||||
protected:
|
||||
mutable ObjectReferenced* obj_;
|
||||
mutable void* cache_;
|
||||
|
||||
public:
|
||||
void set_sink();
|
||||
|
||||
void init(ObjectReferenced* obj);
|
||||
void set(ObjectReferenced* obj,void* cache=0,bool ptr=false);
|
||||
|
||||
Reference& operator=(ObjectReferenced *obj) { set(obj); return *this; }
|
||||
Reference& operator=(ObjectReferenced &obj) { set(&obj); return *this; }
|
||||
Reference& operator=(const Reference& ref) { set(ref.obj_); return *this; };
|
||||
|
||||
ObjectReferenced* object() const {return obj_;}
|
||||
void* cache() const {return cache_;}
|
||||
|
||||
Reference():obj_(0) {}
|
||||
Reference(ObjectReferenced &obj)
|
||||
{init(&obj);}
|
||||
Reference(const Reference& ref)
|
||||
{init(ref.obj_);}
|
||||
~Reference();
|
||||
};
|
||||
|
||||
class LIBSIGC_API Scope:public ScopeNode
|
||||
{
|
||||
friend class ObjectScoped;
|
||||
|
||||
Scope& operator=(const Scope& scope);
|
||||
Scope(const Scope& scope);
|
||||
|
||||
protected:
|
||||
void set(ObjectScoped* obj,void* cache,bool ptr);
|
||||
mutable ObjectScoped* obj_;
|
||||
mutable void* cache_;
|
||||
|
||||
virtual void on_connect()=0;
|
||||
virtual void erase();
|
||||
|
||||
void register_scope(ObjectScoped *);
|
||||
void register_scope(const Scope *parent=0);
|
||||
void unregister_scope();
|
||||
|
||||
public:
|
||||
|
||||
void reference();
|
||||
void unreference();
|
||||
void set_sink();
|
||||
|
||||
ObjectScoped* object() const {return (ObjectScoped*)(obj_);}
|
||||
void* cache() const {return cache_;}
|
||||
|
||||
// Inform object it should invalidate its list.
|
||||
void invalid();
|
||||
|
||||
Scope():obj_(0),cache_(0) {}
|
||||
virtual ~Scope();
|
||||
};
|
||||
|
||||
|
||||
/******************************************************
|
||||
**** Common Scopes
|
||||
*******************************************************
|
||||
Available Scopes:
|
||||
Uncounted - non-reference
|
||||
Limit - Limits the lifetime of object to this scope
|
||||
Sinks object.
|
||||
Extend - Extends the lifetime of the object to this scope
|
||||
Sinks object.
|
||||
LimitOwned - Conditionally limits the lifetime of object
|
||||
Sinks object.
|
||||
FuncRef - Extends the lifetime, without sink
|
||||
(intended for functions)
|
||||
Reference - Extends the lifetime, with sink
|
||||
|
||||
AutoPtr - Shorthand for auto_ptr like scope.
|
||||
RefCount - Shorthand for ref_ptr like scope.
|
||||
|
||||
******************************************************/
|
||||
struct Scopes
|
||||
{
|
||||
|
||||
class LIBSIGC_API Uncounted:public Scope
|
||||
{
|
||||
Uncounted& operator=(const Uncounted&);
|
||||
Uncounted(const Uncounted&);
|
||||
public:
|
||||
virtual void disconnect(bool level=0);
|
||||
Uncounted():Scope() {}
|
||||
virtual ~Uncounted();
|
||||
};
|
||||
|
||||
class LIBSIGC_API Extend:public Scope
|
||||
{
|
||||
public:
|
||||
Extend& operator=(const Extend&);
|
||||
Extend(const Extend&);
|
||||
protected:
|
||||
virtual void on_connect();
|
||||
virtual void erase();
|
||||
public:
|
||||
virtual void disconnect(bool level=0);
|
||||
void set(ObjectScoped* obj,void* cache,bool ptr);
|
||||
Extend():Scope() {}
|
||||
virtual ~Extend();
|
||||
};
|
||||
|
||||
class LIBSIGC_API Limit:public Scope
|
||||
{
|
||||
Limit& operator=(const Limit&);
|
||||
Limit(const Limit&);
|
||||
protected:
|
||||
virtual void on_connect();
|
||||
virtual void erase();
|
||||
public:
|
||||
virtual void disconnect(bool level=0);
|
||||
void set(ObjectScoped* obj,void* cache,bool ptr);
|
||||
Limit():Scope() {}
|
||||
virtual ~Limit();
|
||||
};
|
||||
|
||||
typedef Extend RefCount;
|
||||
typedef Reference Lock;
|
||||
};
|
||||
|
||||
/*************************************************************
|
||||
***** Lists
|
||||
*************************************************************/
|
||||
// Stub for building polylists
|
||||
|
||||
|
||||
// Iterator skeleton
|
||||
struct LIBSIGC_API ScopeIterator_
|
||||
{
|
||||
typedef ScopeNode NodeType;
|
||||
private:
|
||||
NodeType *node_;
|
||||
public:
|
||||
|
||||
inline NodeType* node() {return node_;}
|
||||
inline const NodeType* node() const {return node_;}
|
||||
|
||||
inline NodeType& operator*()
|
||||
{return *node_;
|
||||
}
|
||||
inline const NodeType& operator*() const
|
||||
{return *node_;
|
||||
}
|
||||
|
||||
inline bool operator==(const ScopeIterator_& i) const
|
||||
{return node_==i.node_;
|
||||
}
|
||||
inline bool operator!=(const ScopeIterator_& i) const
|
||||
{return node_!=i.node_;
|
||||
}
|
||||
|
||||
inline ScopeIterator_& operator++()
|
||||
{
|
||||
if (node_)
|
||||
node_=(NodeType*)node_->next_;
|
||||
return *this;
|
||||
}
|
||||
|
||||
ScopeIterator_ operator++(int)
|
||||
{
|
||||
ScopeIterator_ tmp=*this;
|
||||
++*this;
|
||||
return tmp;
|
||||
}
|
||||
|
||||
ScopeIterator_& operator= (const ScopeIterator_& i)
|
||||
{
|
||||
node_=i.node_;
|
||||
return *this;
|
||||
}
|
||||
|
||||
ScopeIterator_(const ScopeIterator_ &n):node_(n.node_) {}
|
||||
ScopeIterator_(NodeType *n):node_(n) {}
|
||||
ScopeIterator_():node_(0) {}
|
||||
};
|
||||
|
||||
class LIBSIGC_API ScopeList
|
||||
{
|
||||
public:
|
||||
typedef ScopeNode NodeType;
|
||||
typedef ScopeIterator_ Iterator;
|
||||
|
||||
ScopeNode node_;
|
||||
|
||||
inline Iterator begin() {return Iterator(node_.next_);}
|
||||
inline Iterator end() {return Iterator(&node_);}
|
||||
|
||||
// insert item directly on list
|
||||
Iterator insert_direct(Iterator pos,NodeType *n);
|
||||
|
||||
Iterator erase(Iterator pos);
|
||||
void erase(Iterator start,Iterator stop)
|
||||
{ while (start!=stop) start=erase(start); }
|
||||
void swap_elements(Iterator p1,Iterator p2);
|
||||
|
||||
void clear()
|
||||
{ erase(begin(),end()); }
|
||||
|
||||
bool empty() const {return node_.next_==&node_;}
|
||||
|
||||
ScopeList():node_() {}
|
||||
~ScopeList() { clear(); }
|
||||
|
||||
private:
|
||||
ScopeList(const ScopeList&);
|
||||
};
|
||||
|
||||
|
||||
|
||||
#ifdef SIGC_CXX_NAMESPACES
|
||||
} // namespace sigc
|
||||
#endif
|
||||
|
||||
#endif
|
||||
Reference in New Issue
Block a user