haiku/headers/libs/alm/Column.h

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/*
* Copyright 2006 - 2010, Haiku, Inc. All rights reserved.
* Distributed under the terms of the MIT License.
*/
#ifndef COLUMN_H
#define COLUMN_H
#include <ObjectList.h>
#include <Referenceable.h>
namespace LinearProgramming {
class Constraint;
class LinearSpec;
};
namespace BPrivate {
class SharedSolver;
};
namespace BALM {
class Area;
class BALMLayout;
class RowColumnManager;
class XTab;
class YTab;
/**
* Represents a column defined by two x-tabs.
*/
class Column {
public:
~Column();
XTab* Left() const;
XTab* Right() const;
private:
friend class BALMLayout;
friend class BALM::RowColumnManager;
friend class BPrivate::SharedSolver;
Column(LinearProgramming::LinearSpec* ls,
XTab* left, XTab* right);
BReference<XTab> fLeft;
BReference<XTab> fRight;
LinearProgramming::LinearSpec* fLS;
LinearProgramming::Constraint* fPrefSizeConstraint;
// managed by RowColumnManager
BObjectList<Area> fAreas;
};
} // namespace BALM
using BALM::Column;
#endif // COLUMN_H