[vlc-devel] [PATCH] libvlc: libvlc_MediaSubItemTreeAdded event type added

[Sergey Radionov]

Hi Rafaël.

2013/9/2 Rafaël Carré <funman at videolan.org>

> Hello Sergey,
>
> This looks good, I guess Jakob probably missed libvlc when he added this
> event.
>
> I am curious, how can this be used ? I guess you're going to use it in
> activex/npapi plugins.
>

Yes, I want to is it in web plugin for http redirect handling:
https://code.google.com/p/fbvlc/issues/detail?id=35

Btw, if this patch will be accepted, it will be good if it will backported
to vlc 2.1 (if it possible).


>
> Le 01/09/2013 16:00, Sergey Radionov a écrit :
> > ---
> >  include/vlc/libvlc_events.h |  5 +++++
> >  lib/event.c                 |  1 +
> >  lib/media.c                 | 26 ++++++++++++++++++++++++++
> >  3 files changed, 32 insertions(+)
> >
> > diff --git a/include/vlc/libvlc_events.h b/include/vlc/libvlc_events.h
> > index 2cfedbf..ae1a94b 100644
> > --- a/include/vlc/libvlc_events.h
> > +++ b/include/vlc/libvlc_events.h
> > @@ -52,6 +52,7 @@ enum libvlc_event_e {
> >      libvlc_MediaParsedChanged,
> >      libvlc_MediaFreed,
> >      libvlc_MediaStateChanged,
> > +    libvlc_MediaSubItemTreeAdded,
> >
> >      libvlc_MediaPlayerMediaChanged=0x100,
> >      libvlc_MediaPlayerNothingSpecial,
> > @@ -137,6 +138,10 @@ typedef struct libvlc_event_t
> >          {
> >              libvlc_state_t new_state;
> >          } media_state_changed;
> > +        struct
> > +        {
> > +            libvlc_media_t * item;
> > +        } media_subitemtree_added;
> >
> >          /* media instance */
> >          struct
> > diff --git a/lib/event.c b/lib/event.c
> > index c71a48a..87f7d12 100644
> > --- a/lib/event.c
> > +++ b/lib/event.c
> > @@ -259,6 +259,7 @@ static const event_name_t event_list[] = {
> >      DEF(MediaParsedChanged)
> >      DEF(MediaFreed)
> >      DEF(MediaStateChanged)
> > +    DEF(MediaSubItemTreeAdded)
> >
> >      DEF(MediaPlayerMediaChanged)
> >      DEF(MediaPlayerNothingSpecial)
> > diff --git a/lib/media.c b/lib/media.c
> > index 593f5c6..7acfb69 100644
> > --- a/lib/media.c
> > +++ b/lib/media.c
> > @@ -120,6 +120,23 @@ static void input_item_subitem_added( const
> vlc_event_t *p_event,
> >  }
> >
> >
>  /**************************************************************************
> > + * input_item_subitemtree_added (Private) (vlc event Callback)
> > +
> **************************************************************************/
> > +static void input_item_subitemtree_added( const vlc_event_t * p_event,
> > +                                          void * user_data )
> > +{
> > +    libvlc_media_t * p_md = user_data;
> > +    libvlc_event_t event;
> > +
> > +    /* Construct the event */
> > +    event.type = libvlc_MediaSubItemTreeAdded;
> > +    event.u.media_subitemtree_added.item = p_md;
> > +
> > +    /* Send the event */
> > +    libvlc_event_send( p_md->p_event_manager, &event );
> > +}
> > +
> >
> +/**************************************************************************
> >   * input_item_meta_changed (Private) (vlc event Callback)
> >
> **************************************************************************/
> >  static void input_item_meta_changed( const vlc_event_t *p_event,
> > @@ -201,6 +218,10 @@ static void install_input_item_observer(
> libvlc_media_t *p_md )
> >                        vlc_InputItemPreparsedChanged,
> >                        input_item_preparsed_changed,
> >                        p_md );
> > +    vlc_event_attach( &p_md->p_input_item->event_manager,
> > +                      vlc_InputItemSubItemTreeAdded,
> > +                      input_item_subitemtree_added,
> > +                      p_md );
> >  }
> >
> >
>  /**************************************************************************
> > @@ -224,6 +245,10 @@ static void uninstall_input_item_observer(
> libvlc_media_t *p_md )
> >                        vlc_InputItemPreparsedChanged,
> >                        input_item_preparsed_changed,
> >                        p_md );
> > +    vlc_event_detach( &p_md->p_input_item->event_manager,
> > +                      vlc_InputItemSubItemTreeAdded,
> > +                      input_item_subitemtree_added,
> > +                      p_md );
> >  }
> >
> >
>  /**************************************************************************
> > @@ -277,6 +302,7 @@ libvlc_media_t * libvlc_media_new_from_input_item(
> >      libvlc_event_manager_register_event_type(em,
> libvlc_MediaDurationChanged);
> >      libvlc_event_manager_register_event_type(em,
> libvlc_MediaStateChanged);
> >      libvlc_event_manager_register_event_type(em,
> libvlc_MediaParsedChanged);
> > +    libvlc_event_manager_register_event_type(em,
> libvlc_MediaSubItemTreeAdded);
> >
> >      vlc_gc_incref( p_md->p_input_item );
> >
> >
>
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