* Added VisitEachDescendant().

* Added {Add,Clear}Flags() which are more comfortable than SetFlags() in
  most cases.
* On construction the `busy' and `descendant busy' flags are set.


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@4220 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/private/kernel/disk_device_manager/KPartition.h

@@ -16,6 +16,7 @@ class UserDataWriter;
 
 class KDiskDevice;
 class KDiskSystem;
+class KPartitionVisitor;
 class KPhysicalPartition;
 class KShadowPartition;
 
@@ -70,6 +71,8 @@ public:
 	uint32 Status() const;
 	
 	void SetFlags(uint32 flags);	// comprises the ones below
+	void AddFlags(uint32 flags);
+	void ClearFlags(uint32 flags);
 	uint32 Flags() const;
 	bool ContainsFileSystem() const;
 	bool ContainsPartitioningSystem() const;
@@ -132,6 +135,8 @@ public:
 	int32 CountChildren() const;
 	int32 CountDescendants() const;
 
+	KPartition *VisitEachDescendant(KPartitionVisitor *visitor);
+
 	// Shadow Partition
 
 	virtual status_t CreateShadowPartition();	// creates a complete tree