Added DiskDevicePrivate.{h,cpp}, which contains the internally used iteration support classes.

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@2665 a95241bf-73f2-0310-859d-f6bbb57e9c96
2003-02-08 23:32:51 +00:00
parent 2ed834e3f6
commit f0bc031212
2 changed files with 130 additions and 0 deletions
@@ -0,0 +1,75 @@
+//----------------------------------------------------------------------
+//  This software is part of the OpenBeOS distribution and is covered 
+//  by the OpenBeOS license.
+//---------------------------------------------------------------------
+
+#include <DiskDevicePrivate.h>
+#include <DiskDevice.h>
+#include <Partition.h>
+#include <Session.h>
+
+// PartitionFilterVisitor
+
+// constructor
+PartitionFilterVisitor::PartitionFilterVisitor(BDiskDeviceVisitor *visitor,
+											   PartitionFilter *filter)
+	: BDiskDeviceVisitor(),
+	  fVisitor(visitor),
+	  fFilter(filter)
+{
+}
+
+// Visit
+bool
+PartitionFilterVisitor::Visit(BDiskDevice *device)
+{
+	return false;
+}
+
+// Visit
+bool
+PartitionFilterVisitor::Visit(BSession *session)
+{
+	return false;
+}
+
+// Visit
+bool
+PartitionFilterVisitor::Visit(BPartition *partition)
+{
+	if (fFilter->Filter(partition))
+		return fVisitor->Visit(partition);
+	return false;
+}
+
+
+// IDFinderVisitor
+
+// constructor
+IDFinderVisitor::IDFinderVisitor(int32 id)
+	: BDiskDeviceVisitor(),
+	  fID(id)
+{
+}
+
+// Visit
+bool
+IDFinderVisitor::Visit(BDiskDevice *device)
+{
+	return (device->UniqueID() == fID);
+}
+
+// Visit
+bool
+IDFinderVisitor::Visit(BSession *session)
+{
+	return (session->UniqueID() == fID);
+}
+
+// Visit
+bool
+IDFinderVisitor::Visit(BPartition *partition)
+{
+	return (partition->UniqueID() == fID);
+}
+