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add more changes to the notification support. still not finished. 

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@939 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
beveloper 2002-08-30 00:35:10 +00:00
parent 042847af1f
commit 1748957b4c
1 changed files with 30 additions and 2 deletions
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32
headers/private/media/NotificationManager.h
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@ -9,14 +9,38 @@
namespace BPrivate {
namespace media {
class NotificationManager
{
public:
enum notification_type_mask
{
notification_no_mask = 0,
notification_node_created = (1 << 0),
notification_node_deleted = (1 << 1),
notification_connection_made = (1 << 2),
notification_connection_broken = (1 << 3),
notification_buffer_created = (1 << 4),
notification_buffer_deleted = (1 << 5),
notification_transport_state = (1 << 6),
notification_parameter_changed = (1 << 7),
notification_format_change = (1 << 8),
notification_web_changed = (1 << 9),
notification_default_changed = (1 << 10),
notification_new_parameter_value= (1 << 11),
notification_node_stopped = (1 << 12),
notification_flavors_changed = (1 << 13),
notification_error = (1 << 31), // XXX, um well... always allow error notifications? Handled in the server
notification_basic = (notification_node_created | notification_node_deleted | notification_connection_made | notification_connection_broken),
notification_wildcard = (0xffffffff - notification_error) // exclude error, it is handled in the server
};
public:
NotificationManager();
~NotificationManager();
status_t Register(const BMessenger &notifyHandler, const media_node &node, int32 notificationType);
status_t Unregister(const BMessenger &notifyHandler, const media_node &node, int32 notificationType);
status_t Register(const BMessenger &notifyHandler, const media_node &node, notification_type_mask mask);
status_t Unregister(const BMessenger &notifyHandler, const media_node &node, notification_type_mask mask);
status_t ReportError(const media_node &node, BMediaNode::node_error what, const BMessage * info);
@ -36,6 +60,7 @@ public:
void NodeStopped(const media_node &node, bigtime_t when); // XXX fix
static bool IsValidNotificationType(int32 notificationType);
static notification_type_mask NotificationType2Mask(int32 notificationType);
private:
status_t SendMessageToMediaServer(BMessage *msg);
@ -46,6 +71,9 @@ private:
}; // namespace media
}; // namespace BPrivate
#define NOTIFICATION_PARAM_WHAT "be:media:internal:what"
#define NOTIFICATION_PARAM_MASK "be:media:internal:mask"
extern BPrivate::media::NotificationManager *_NotificationManager;
#endif // _NOTIFICATION_MANAGER_H