Are there some APIs for getting all objects in specified folder?
phuang at redhat.com
Mon Apr 7 03:41:19 PDT 2008
Just went through the source code of dbus and found structures of object
tree and the vtable. I understood what is the path for. Thanks.
在 2008-04-07一的 11:31 +0200，Thiago Macieira写道：
> On Monday 07 April 2008 10:26:44 Huang Peng wrote:
> > Hi DBUS developers,
> > Are there some APIs for getting all objects in specified folder of
> > DBUS's filesystem? If the answer is yes, could I get a notification when
> > a new object is putted in this specified folder?
> > For example: I want listen changes of folder "/org/freedesktop/IME/". If
> > an object which path is "/org/freedesktop/IME/ObjectName" is created or
> > removed, could I received a notification for the change?
> First of all, there's no such thing as filesystem and folders. There are no
> files, so calling it a filesystem is actually wrong. We have objects
> organised hierarchically in a tree, so it would be more proper to call it an
> object tree.
> And second, no, you can't get any notification. Object creation and
> destruction is entirely up to the application doing that, not to the D-Bus
> protocol or daemon.
> If you need such a notification, please talk to the people specifying the
> interface in question (which technically has nothing to do with the object
> path). And request that they add a requirement that whenever the object is
> being created or destroyed, a signal should be sent to notify other
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