wxWidgets/include/wx/persist/bookctrl.h
Vadim Zeitlin 0fa541e870 add support for persistent controls
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@58529 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2009-01-30 21:38:29 +00:00

68 lines
1.9 KiB
C++

///////////////////////////////////////////////////////////////////////////////
// Name: wx/persist/bookctrl.h
// Purpose: persistence support for wxBookCtrl
// Author: Vadim Zeitlin
// Created: 2009-01-19
// RCS-ID: $Id$
// Copyright: (c) 2009 Vadim Zeitlin <vadim@wxwidgets.org>
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_PERSIST_BOOKCTRL_H_
#define _WX_PERSIST_BOOKCTRL_H_
#include "wx/persist/window.h"
#include "wx/bookctrl.h"
// ----------------------------------------------------------------------------
// string constants used by wxPersistentBookCtrl
// ----------------------------------------------------------------------------
#define wxPERSIST_BOOK_KIND "Book"
#define wxPERSIST_BOOK_SELECTION "Selection"
// ----------------------------------------------------------------------------
// wxPersistentBookCtrl: supports saving/restoring book control selection
// ----------------------------------------------------------------------------
class wxPersistentBookCtrl : public wxPersistentWindow<wxBookCtrlBase>
{
public:
wxPersistentBookCtrl(wxBookCtrlBase *book)
: wxPersistentWindow<wxBookCtrlBase>(book)
{
}
virtual void Save() const
{
SaveValue(wxPERSIST_BOOK_SELECTION, Get()->GetSelection());
}
virtual bool Restore()
{
long sel;
if ( RestoreValue(wxPERSIST_BOOK_SELECTION, &sel) )
{
wxBookCtrlBase * const book = Get();
if ( sel >= 0 && (unsigned)sel < book->GetPageCount() )
{
book->SetSelection(sel);
return true;
}
}
return false;
}
virtual wxString GetKind() const { return wxPERSIST_BOOK_KIND; }
};
inline wxPersistentObject *wxCreatePersistentObject(wxBookCtrlBase *book)
{
return new wxPersistentBookCtrl(book);
}
#endif // _WX_PERSIST_BOOKCTRL_H_