headers/private/storage/DiskDevicePrivate.h

   1 /*
   2  * Copyright 2003-2006, Haiku Inc.
   3  * Distributed under the terms of the MIT License.
   4  *
   5  * Authors:
   6  *              Ingo Weinhold, bonefish@users.sf.net
   7  */
   8 #ifndef _DISK_DEVICE_PRIVATE_H
   9 #define _DISK_DEVICE_PRIVATE_H
  10
  11
  12 #include <DiskDeviceDefs.h>
  13 #include <DiskDeviceVisitor.h>
  14
  15 class BMessenger;
  16 class BPath;
  17
  18
  19 namespace BPrivate {
  20
  21 // PartitionFilter
  22 class PartitionFilter {
  23 public:
  24         virtual ~PartitionFilter();
  25         virtual bool Filter(BPartition *partition, int32 level) = 0;
  26 };
  27
  28 // PartitionFilterVisitor
  29 class PartitionFilterVisitor : public BDiskDeviceVisitor {
  30 public:
  31         PartitionFilterVisitor(BDiskDeviceVisitor *visitor,
  32                                                    PartitionFilter *filter);
  33
  34         virtual bool Visit(BDiskDevice *device);
  35         virtual bool Visit(BPartition *partition, int32 level);
  36
  37 private:
  38         BDiskDeviceVisitor      *fVisitor;
  39         PartitionFilter         *fFilter;
  40 };
  41
  42 // IDFinderVisitor
  43 class IDFinderVisitor : public BDiskDeviceVisitor {
  44 public:
  45         IDFinderVisitor(partition_id id);
  46
  47         virtual bool Visit(BDiskDevice *device);
  48         virtual bool Visit(BPartition *partition, int32 level);
  49
  50 private:
  51         partition_id            fID;
  52 };
  53
  54 }       // namespace BPrivate
  55
  56 using BPrivate::PartitionFilter;
  57 using BPrivate::PartitionFilterVisitor;
  58 using BPrivate::IDFinderVisitor;
  59
  60 #endif  // _DISK_DEVICE_PRIVATE_H