On Mon, 28.12.09 01:28, Matthew W. S. Bell (matthew at bells23.org.uk) wrote: > On Mon, 2009-12-28 at 08:08 +0800, Ng Oon-Ee wrote: > > Hi, I've been using my Jabra Halo stereo (A2DP) headset with pulse and > > gnome-bluetooth for several months now, works great. > > > > A question though, does pulseaudio or gnome-bluetooth (not sure who'd > > be > > responsible for this) support the media keys (next track, previous > > track) on my headset, or on any bluetooth headset? I'd assume these > > keys > > are standard across headsets, since they all work on the same devices > > (bluetooth mp3 or cellphones etc.) > > The Linux kernel input layer is responsible for handling Bluetooth > AVRCP. Whenever, an AVRCP device is connected an appropriate input event > device should appear; one can use 'lsinput' to list input devices. > > I believe that hald-addon-input then processes these events and emits > DBUS 'ButtonPressed' events. In the case of GNOME, I believe these are > then picked up by gnome-settings-daemon, and emitted as X key-presses. > One can use 'dbus-monitor --session' to see the events. In recent distros HAL is out of the game. The path is now bluetoothd ? uinput ? X ? gnome-settings-daemon ? apps. Lennart -- Lennart Poettering Red Hat, Inc. lennart [at] poettering [dot] net http://0pointer.net/lennart/ GnuPG 0x1A015CC4
