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-rw-r--r--khtml/misc/shared.h227
1 files changed, 0 insertions, 227 deletions
diff --git a/khtml/misc/shared.h b/khtml/misc/shared.h
deleted file mode 100644
index 7dfd95ed0..000000000
--- a/khtml/misc/shared.h
+++ /dev/null
@@ -1,227 +0,0 @@
-/*
- This file is part of the DOM implementation for KDE.
- Copyright (C) 2005, 2006 Apple Computer, Inc.
- Copyright (C) 2002 Lars Knoll
-
- 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; see the file COPYING.LIB. If not, write to
- the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA.
- */
-
-
-#ifndef SHARED_H
-#define SHARED_H
-
-namespace khtml {
-
-template<class type> class Shared
-{
-public:
- Shared() { _ref=0; /*counter++;*/ }
- ~Shared() { /*counter--;*/ }
-
- void ref() { _ref++; }
- void deref() {
- if(_ref) _ref--;
- if(!_ref)
- delete static_cast<type *>(this);
- }
- bool hasOneRef() { //kdDebug(300) << "ref=" << _ref << endl;
- return _ref==1; }
-
- int refCount() const { return _ref; }
-// static int counter;
-protected:
- unsigned int _ref;
-};
-
-template<class type> class TreeShared
-{
-public:
- TreeShared() { _ref = 0; m_parent = 0; /*counter++;*/ }
- TreeShared( type *parent ) { _ref=0; m_parent = parent; /*counter++;*/ }
- ~TreeShared() { /*counter--;*/ }
-
- virtual void removedLastRef() { delete static_cast<type*>(this); }
-
- void ref() { _ref++; }
- void deref() {
- if(_ref) _ref--;
- if(!_ref && !m_parent) {
- removedLastRef();
- }
- }
- bool hasOneRef() { //kdDebug(300) << "ref=" << _ref << endl;
- return _ref==1; }
-
- int refCount() const { return _ref; }
-// static int counter;
-
- void setParent(type *parent) { m_parent = parent; }
- type *parent() const { return m_parent; }
-private:
- unsigned int _ref;
-protected:
- type *m_parent;
-};
-
-template <class T> class SharedPtr;
-
-template <class T> bool operator==(const SharedPtr<T> &a, const SharedPtr<T> &b);
-template <class T> bool operator==(const SharedPtr<T> &a, const T *b);
-template <class T> bool operator==(const T *a, const SharedPtr<T> &b);
-
-template <class T> class SharedPtr
-{
-public:
- SharedPtr() : m_ptr(0) {}
- explicit SharedPtr(T *ptr) : m_ptr(ptr) { if (m_ptr) m_ptr->ref(); }
- SharedPtr(const SharedPtr &o) : m_ptr(o.m_ptr) { if (m_ptr) m_ptr->ref(); }
- ~SharedPtr() { if (m_ptr) m_ptr->deref(); }
-
- bool isNull() const { return m_ptr == 0; }
- bool notNull() const { return m_ptr != 0; }
-
- void reset() { if (m_ptr) m_ptr->deref(); m_ptr = 0; }
- void reset(T *o) { if (o) o->ref(); if (m_ptr) m_ptr->deref(); m_ptr = o; }
-
- T * get() const { return m_ptr; }
- T &operator*() const { return *m_ptr; }
- T *operator->() const { return m_ptr; }
-
- bool operator!() const { return m_ptr == 0; }
-
- template <class C> friend bool operator==(const SharedPtr<C> &a, const SharedPtr<C> &b);
- template <class C> friend bool operator==(const SharedPtr<C> &a, const C *b);
- template <class C> friend bool operator==(const C *a, const SharedPtr<C> &b);
-
- SharedPtr &operator=(const SharedPtr &);
-
-private:
- T* m_ptr;
-};
-
-template <class T> SharedPtr<T> &SharedPtr<T>::operator=(const SharedPtr<T> &o)
-{
- if (o.m_ptr)
- o.m_ptr->ref();
- if (m_ptr)
- m_ptr->deref();
- m_ptr = o.m_ptr;
- return *this;
-}
-
-template <class T> inline bool operator==(const SharedPtr<T> &a, const SharedPtr<T> &b) { return a.m_ptr == b.m_ptr; }
-template <class T> inline bool operator==(const SharedPtr<T> &a, const T *b) { return a.m_ptr == b; }
-template <class T> inline bool operator==(const T *a, const SharedPtr<T> &b) { return a == b.m_ptr; }
-
-template <class T> inline bool operator!=(const SharedPtr<T> &a, const SharedPtr<T> &b) { return !(a==b); }
-template <class T> inline bool operator!=(const SharedPtr<T> &a, const T *b) { return !(a == b); }
-template <class T> inline bool operator!=(const T *a, const SharedPtr<T> &b) { return !(a == b); }
-
-template <class T, class U> inline SharedPtr<T> static_pointer_cast(const SharedPtr<U> &p) { return SharedPtr<T>(static_cast<T *>(p.get())); }
-template <class T, class U> inline SharedPtr<T> const_pointer_cast(const SharedPtr<U> &p) { return SharedPtr<T>(const_cast<T *>(p.get())); }
-
-//A special pointer for nodes keeping track of the document,
-//which helps distinguish back links from them to it, in order to break
-//cycles
-template <class T> class DocPtr {
-public:
- DocPtr() : m_ptr(0) {}
- DocPtr(T *ptr) : m_ptr(ptr) { if (ptr) ptr->selfOnlyRef(); }
- DocPtr(const DocPtr &o) : m_ptr(o.m_ptr) { if (T *ptr = m_ptr) ptr->selfOnlyRef(); }
- ~DocPtr() { if (T *ptr = m_ptr) ptr->selfOnlyDeref(); }
-
- template <class U> DocPtr(const DocPtr<U> &o) : m_ptr(o.get()) { if (T *ptr = m_ptr) ptr->selfOnlyRef(); }
-
- void resetSkippingRef(T *o) { m_ptr = o; }
-
- T *get() const { return m_ptr; }
-
- T &operator*() const { return *m_ptr; }
- T *operator->() const { return m_ptr; }
-
- bool operator!() const { return !m_ptr; }
-
- // this type conversion operator allows implicit conversion to
- // bool but not to other integer types
-
- typedef T * (DocPtr::*UnspecifiedBoolType)() const;
- operator UnspecifiedBoolType() const
- {
- return m_ptr ? &DocPtr::get : 0;
- }
-
- DocPtr &operator=(const DocPtr &);
- DocPtr &operator=(T *);
-
- private:
- T *m_ptr;
-};
-
-template <class T> DocPtr<T> &DocPtr<T>::operator=(const DocPtr<T> &o)
-{
- T *optr = o.m_ptr;
- if (optr)
- optr->selfOnlyRef();
- if (T *ptr = m_ptr)
- ptr->selfOnlyDeref();
- m_ptr = optr;
- return *this;
-}
-
-template <class T> inline DocPtr<T> &DocPtr<T>::operator=(T *optr)
-{
- if (optr)
- optr->selfOnlyRef();
- if (T *ptr = m_ptr)
- ptr->selfOnlyDeref();
- m_ptr = optr;
- return *this;
-}
-
-template <class T> inline bool operator==(const DocPtr<T> &a, const DocPtr<T> &b)
-{
- return a.get() == b.get();
-}
-
-template <class T> inline bool operator==(const DocPtr<T> &a, const T *b)
-{
- return a.get() == b;
-}
-
-template <class T> inline bool operator==(const T *a, const DocPtr<T> &b)
-{
- return a == b.get();
-}
-
-template <class T> inline bool operator!=(const DocPtr<T> &a, const DocPtr<T> &b)
-{
- return a.get() != b.get();
-}
-
-template <class T> inline bool operator!=(const DocPtr<T> &a, const T *b)
-{
- return a.get() != b;
-}
-
-template <class T> inline bool operator!=(const T *a, const DocPtr<T> &b)
-{
- return a != b.get();
-}
-
-
-} // namespace
-
-#endif
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