wxWidgets/include/wx/combobox.h

81 lines
2.7 KiB
C++

///////////////////////////////////////////////////////////////////////////////
// Name: wx/combobox.h
// Purpose: wxComboBox declaration
// Author: Vadim Zeitlin
// Modified by:
// Created: 24.12.00
// RCS-ID: $Id$
// Copyright: (c) 1996-2000 wxWidgets team
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_COMBOBOX_H_BASE_
#define _WX_COMBOBOX_H_BASE_
#include "wx/defs.h"
#if wxUSE_COMBOBOX
extern WXDLLIMPEXP_DATA_CORE(const char) wxComboBoxNameStr[];
// ----------------------------------------------------------------------------
// wxComboBoxBase: this interface defines the methods wxComboBox must implement
// ----------------------------------------------------------------------------
#include "wx/ctrlsub.h"
#include "wx/textentry.h"
class WXDLLIMPEXP_CORE wxComboBoxBase : public wxItemContainer,
public wxTextEntry
{
public:
// override these methods to disambiguate between two base classes versions
virtual void Clear()
{
wxTextEntry::Clear();
wxItemContainer::Clear();
}
bool IsEmpty() const { return wxItemContainer::IsEmpty(); }
// also bring in GetSelection() versions of both base classes in scope
//
// NB: GetSelection(from, to) could be already implemented in wxTextEntry
// but still make it pure virtual because for some platforms it's not
// implemented there and also because the derived class has to override
// it anyhow to avoid ambiguity with the other GetSelection()
virtual int GetSelection() const = 0;
virtual void GetSelection(long *from, long *to) const = 0;
// may return value different from GetSelection() when the combobox
// dropdown is shown and the user selected, but not yet accepted, a value
// different from the old one in it
virtual int GetCurrentSelection() const { return GetSelection(); }
};
// ----------------------------------------------------------------------------
// include the platform-dependent header defining the real class
// ----------------------------------------------------------------------------
#if defined(__WXUNIVERSAL__)
#include "wx/univ/combobox.h"
#elif defined(__WXMSW__)
#include "wx/msw/combobox.h"
#elif defined(__WXMOTIF__)
#include "wx/motif/combobox.h"
#elif defined(__WXGTK20__)
#include "wx/gtk/combobox.h"
#elif defined(__WXGTK__)
#include "wx/gtk1/combobox.h"
#elif defined(__WXMAC__)
#include "wx/mac/combobox.h"
#elif defined(__WXCOCOA__)
#include "wx/cocoa/combobox.h"
#elif defined(__WXPM__)
#include "wx/os2/combobox.h"
#endif
#endif // wxUSE_COMBOBOX
#endif // _WX_COMBOBOX_H_BASE_