wg_dropdown.h

// wg_dropdown.h
//
// CDropDown interface
//
//
// Copyright (c) 2002-2004 Rob Wiskow
// rob-dev@boxedchaos.com
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//


#ifndef _WG_DROPDOWN_H_
#define _WG_DROPDOWN_H_

#include "wg_window.h"
#include "wg_painter.h"
#include "wg_editbox.h"
#include "wg_listbox.h"
#include <memory>


namespace wGui
{



class CDropDown : public CWindow
{
public:
     CDropDown(const CRect& WindowRect, CWindow* pParent, bool bAllowEdit = true, unsigned int iItemHeight = 15, CFontEngine* pFontEngine = 0);

     virtual ~CDropDown(void);

     int AddItem(SListItem ListItem) { return m_pListBox->AddItem(ListItem); }

     SListItem& GetItem(int iItemIndex) { return m_pListBox->GetItem(iItemIndex); }

     void RemoveItem(int iItemIndex) { m_pListBox->RemoveItem(iItemIndex); }

     void ClearItems(void) { m_pListBox->ClearItems(); }

     int Size(void) { return m_pListBox->Size(); }

     bool IsSelected(int iItemIndex) { return m_pListBox->IsSelected(iItemIndex); }

     int GetFirstSelectedIndex(void) const { return m_pListBox->GetFirstSelectedIndex(); }

     void SetSelection(int iItemIndex, bool bSelected) { m_pListBox->SetSelection(iItemIndex, bSelected); }

     void SetAllSelections(bool bSelected) { m_pListBox->SetAllSelections(bSelected); }

     void SetListboxHeight(int iItemCount);


     // CWindow overrides
     virtual void SetWindowRect(const CRect& WindowRect);

     virtual void SetWindowText(std::wstring sWindowText);

     virtual std::wstring GetWindowText();

     virtual void MoveWindow(const CPoint& MoveDistance);

     virtual void SetVisible(bool bVisible);


     // CMessageClient overrides
     virtual bool HandleMessage(CMessage* pMessage);


protected:
     void ShowListBox(void);

     void HideListBox(void);


     CEditBox* m_pEditBox;  
     CListBox* m_pListBox;  
     CPictureButton* m_pDropButton;  
     bool m_bAllowEdit;  


private:
     void operator=(CDropDown) { }  
};

}


#include "unit_tests/wg_dropdown_unittests.h"

#endif // _WG_DROPDOWN_H_

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