nestopia/source/win32/NstCtrlComboBox.hpp

123 lines
2.4 KiB
C++

////////////////////////////////////////////////////////////////////////////////////////
//
// Nestopia - NES/Famicom emulator written in C++
//
// Copyright (C) 2003-2008 Martin Freij
//
// This file is part of Nestopia.
//
// Nestopia is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// Nestopia 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Nestopia; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
////////////////////////////////////////////////////////////////////////////////////////
#ifndef NST_CTRL_COMBOBOX_H
#define NST_CTRL_COMBOBOX_H
#pragma once
#include "NstCtrlStandard.hpp"
namespace Nestopia
{
namespace Window
{
namespace Control
{
class ComboBox : public Generic
{
public:
typedef ULONG_PTR Value;
private:
class Item : public ImplicitBool<Item>
{
class DataProxy
{
const Item& item;
public:
DataProxy(const Item& i)
: item(i) {}
operator Value () const;
void operator = (const Value) const;
};
const Window::Generic control;
const int index;
public:
Item(Window::Generic w,int i)
: control(w), index(i) {}
void Erase() const;
void Select() const;
int GetIndex() const
{
return index;
}
bool operator ! () const
{
return index < 0;
}
DataProxy Data() const
{
return *this;
}
};
public:
ComboBox(HWND hWnd=NULL)
: Generic( hWnd ) {}
ComboBox(HWND hWnd,uint id)
: Generic( hWnd, id ) {}
void Reserve(uint,uint) const;
Item Add(wcstring) const;
void Clear() const;
Item Selection() const;
uint Size() const;
Item operator [] (uint i) const
{
return Item( control, i );
}
Item Back() const
{
return Item( control, Size() - 1 );
}
template<typename T>
void Add(T* list,uint count) const
{
for (uint i=0; i < count; ++i)
Add( list[i] );
}
};
}
}
}
#endif