64 lines
1.5 KiB
C++
64 lines
1.5 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: wx/windowptr.h
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// Purpose: smart pointer for holding wxWindow instances
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// Author: Vaclav Slavik
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// Created: 2013-09-01
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// Copyright: (c) 2013 Vaclav Slavik
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_WINDOWPTR_H_
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#define _WX_WINDOWPTR_H_
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#include "wx/sharedptr.h"
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// ----------------------------------------------------------------------------
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// wxWindowPtr: A smart pointer with correct wxWindow destruction.
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// ----------------------------------------------------------------------------
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namespace wxPrivate
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{
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struct wxWindowDeleter
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{
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void operator()(wxWindow *win)
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{
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win->Destroy();
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}
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};
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} // namespace wxPrivate
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template<typename T>
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class wxWindowPtr : public wxSharedPtr<T>
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{
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public:
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typedef T element_type;
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explicit wxWindowPtr(element_type* win)
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: wxSharedPtr<T>(win, wxPrivate::wxWindowDeleter())
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{
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}
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wxWindowPtr() {}
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wxWindowPtr(const wxWindowPtr& tocopy) : wxSharedPtr<T>(tocopy) {}
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wxWindowPtr& operator=(const wxWindowPtr& tocopy)
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{
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wxSharedPtr<T>::operator=(tocopy);
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return *this;
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}
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wxWindowPtr& operator=(element_type* win)
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{
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return operator=(wxWindowPtr(win));
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}
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void reset(T* ptr = NULL)
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{
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wxSharedPtr<T>::reset(ptr, wxPrivate::wxWindowDeleter());
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}
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};
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#endif // _WX_WINDOWPTR_H_
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