/*
 * Copyright 2002-2013 Haiku, Inc. All rights reserved.
 * Distributed under the terms of the MIT license.
 */
#ifndef SUPPORT_H
#define SUPPORT_H


#include <DiskDeviceDefs.h>
#include <HashMap.h>
#include <HashString.h>
#include <Slider.h>
#include <String.h>
#include "StringForSize.h"


class BPartition;


void dump_partition_info(const BPartition* partition);

bool is_valid_partitionable_space(size_t size);


class SpaceIDMap : public HashMap<HashString, partition_id> {
public:
                                                                SpaceIDMap();
        virtual                                         ~SpaceIDMap();

                        partition_id            SpaceIDFor(partition_id parentID,
                                                                        off_t spaceOffset);

private:
                        partition_id            fNextSpaceID;
};


class SizeSlider : public BSlider {
public:
                                                                SizeSlider(const char* name, const char* label,
                                                                        BMessage* message, off_t offset,
                                                                        off_t size, uint32 minGranularity);
        virtual                                         ~SizeSlider();

        virtual void                            SetValue(int32 value);
        virtual const char*                     UpdateText() const;

                        off_t                           Size() const;
                        void                            SetSize(off_t size);

                        off_t                           Offset() const;
                        off_t                           MaxPartitionSize() const;

private:
                        off_t                           fStartOffset;
                        off_t                           fEndOffset;
                        off_t                           fSize;
                        off_t                           fMaxPartitionSize;
                        uint32                          fGranularity;
        mutable char                            fStatusLabel[64];
};


#endif // SUPPORT_H