headers/private/storage/NodeMonitorHandler.h

   1 #ifndef _NODE_MONITOR_HANDLER_H
   2 #define _NODE_MONITOR_HANDLER_H
   3
   4 #include <Entry.h>
   5 #include <Handler.h>
   6 #include <Message.h>
   7 #include <NodeMonitor.h>
   8
   9 namespace BPrivate {
  10 namespace Storage {
  11
  12 class NodeMonitorHandler : public BHandler {
  13 private:
  14         typedef BHandler inherited;
  15 public:
  16                         NodeMonitorHandler(const char * name = "NodeMonitorHandler");
  17         virtual ~NodeMonitorHandler();
  18
  19         virtual void    MessageReceived(BMessage * msg);
  20
  21         // useful utility functions
  22 static status_t make_entry_ref(dev_t device, ino_t directory,
  23                                                const char * name,
  24                                                entry_ref * ref);
  25 static void             make_node_ref(dev_t device, ino_t node, node_ref * ref);
  26
  27 protected:
  28         // hooks for subclass
  29         virtual void    EntryCreated(const char *name, ino_t directory,
  30                                                 dev_t device, ino_t node);
  31         virtual void    EntryRemoved(const char *name, ino_t directory,
  32                                                 dev_t device, ino_t node);
  33         virtual void    EntryMoved(const char *name, const char *fromName,
  34                                                 ino_t fromDirectory, ino_t toDirectory, dev_t device,
  35                                                 ino_t node, dev_t nodeDevice);
  36         virtual void    StatChanged(ino_t node, dev_t device, int32 statFields);
  37         virtual void    AttrChanged(ino_t node, dev_t device);
  38         virtual void    DeviceMounted(dev_t new_device, dev_t device,
  39                                                 ino_t directory);
  40         virtual void    DeviceUnmounted(dev_t new_device);
  41
  42 private:
  43         status_t        HandleEntryCreated(BMessage * msg);
  44         status_t        HandleEntryRemoved(BMessage * msg);
  45         status_t        HandleEntryMoved(BMessage * msg);
  46         status_t        HandleStatChanged(BMessage * msg);
  47         status_t        HandleAttrChanged(BMessage * msg);
  48         status_t        HandleDeviceMounted(BMessage * msg);
  49         status_t        HandleDeviceUnmounted(BMessage * msg);
  50 };
  51
  52 };      // namespace Storage
  53 };      // namespace BPrivate
  54
  55 using namespace BPrivate::Storage;
  56
  57 #endif // _NODE_MONITOR_HANDLER_H