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///////////////////////////////////////////////////////////////////////////////
// Name: wx/private/addremovectrl.h
// Purpose: wxAddRemoveImpl helper class declaration
// Author: Vadim Zeitlin
// Created: 2015-02-04
// Copyright: (c) 2015 Vadim Zeitlin <vadim@wxwidgets.org>
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_PRIVATE_ADDREMOVECTRL_H_
#define _WX_PRIVATE_ADDREMOVECTRL_H_
#include "wx/button.h"
#include "wx/sizer.h"
// ----------------------------------------------------------------------------
// wxAddRemoveImplBase: implementation-only part of wxAddRemoveCtrl, base part
// ----------------------------------------------------------------------------
class wxAddRemoveImplBase
{
public:
// Base class ctor just initializes the associated adaptor, the derived
// class is supposed to create the buttons and layout everything.
//
// Takes ownership of the adaptor pointer.
explicit wxAddRemoveImplBase(wxAddRemoveAdaptor* adaptor,
wxAddRemoveCtrl* WXUNUSED(parent),
wxWindow* ctrlItems)
: m_adaptor(adaptor)
{
ctrlItems->Bind(wxEVT_CHAR, &wxAddRemoveImplBase::OnChar, this);
}
// wxOSX implementation needs to override this as it doesn't use sizers,
// for the others it is not necessary.
virtual wxSize GetBestClientSize() const { return wxDefaultSize; }
virtual void SetButtonsToolTips(const wxString& addtip,
const wxString& removetip) = 0;
virtual ~wxAddRemoveImplBase()
{
delete m_adaptor;
}
// Event handlers which must be connected to the appropriate sources by the
// derived classes.
void OnUpdateUIAdd(wxUpdateUIEvent& event)
{
event.Enable( m_adaptor->CanAdd() );
}
void OnUpdateUIRemove(wxUpdateUIEvent& event)
{
event.Enable( m_adaptor->CanRemove() );
}
void OnAdd(wxCommandEvent& WXUNUSED(event))
{
m_adaptor->OnAdd();
}
void OnRemove(wxCommandEvent& WXUNUSED(event))
{
m_adaptor->OnRemove();
}
private:
// This event handler is connected by this class itself and doesn't need to
// be accessible to the derived classes.
void OnChar(wxKeyEvent& event)
{
switch ( event.GetKeyCode() )
{
case '+':
case WXK_INSERT:
case WXK_NUMPAD_INSERT:
if ( m_adaptor->CanAdd() )
m_adaptor->OnAdd();
return;
case '-':
case WXK_DELETE:
case WXK_NUMPAD_DELETE:
if ( m_adaptor->CanRemove() )
m_adaptor->OnRemove();
return;
}
event.Skip();
}
wxAddRemoveAdaptor* const m_adaptor;
wxDECLARE_NO_COPY_CLASS(wxAddRemoveImplBase);
};
// GTK+ uses a wxToolBar-based implementation and so doesn't need this class.
#ifndef __WXGTK__
// Base class for the ports using actual wxButtons for the "+"/"-" buttons.
class wxAddRemoveImplWithButtons : public wxAddRemoveImplBase
{
public:
explicit wxAddRemoveImplWithButtons(wxAddRemoveAdaptor* adaptor,
wxAddRemoveCtrl* parent,
wxWindow* ctrlItems)
: wxAddRemoveImplBase(adaptor, parent, ctrlItems)
{
m_btnAdd =
m_btnRemove = NULL;
}
virtual void SetButtonsToolTips(const wxString& addtip,
const wxString& removetip) wxOVERRIDE
{
m_btnAdd->SetToolTip(addtip);
m_btnRemove->SetToolTip(removetip);
}
protected:
// Must be called by the derived class ctor after creating the buttons to
// set up the event handlers.
void SetUpEvents()
{
m_btnAdd->Bind(wxEVT_UPDATE_UI,
&wxAddRemoveImplBase::OnUpdateUIAdd, this);
m_btnRemove->Bind(wxEVT_UPDATE_UI,
&wxAddRemoveImplBase::OnUpdateUIRemove, this);
m_btnAdd->Bind(wxEVT_BUTTON, &wxAddRemoveImplBase::OnAdd, this);
m_btnRemove->Bind(wxEVT_BUTTON, &wxAddRemoveImplBase::OnRemove, this);
}
wxButton *m_btnAdd,
*m_btnRemove;
wxDECLARE_NO_COPY_CLASS(wxAddRemoveImplWithButtons);
};
#endif // !wxGTK
#ifdef __WXOSX__
#include "wx/osx/private/addremovectrl.h"
#elif defined(__WXGTK20__)
#include "wx/gtk/private/addremovectrl.h"
#elif defined(__WXGTK__)
#include "wx/gtk1/private/addremovectrl.h"
#else
#include "wx/generic/private/addremovectrl.h"
#endif
#endif // _WX_PRIVATE_ADDREMOVECTRL_H_
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