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