/**
* Remove all the children of a node and removes the node
*
* \param p_playlist the playlist
* \param p_root the node
* \param b_delete_items do we have to delete the children items ?
* \return VLC_SUCCESS or an error
*/
int playlist_NodeDelete( playlist_t *p_playlist, playlist_item_t *p_root,
bool b_delete_items, bool b_force )
{
PL_ASSERT_LOCKED;
int i;
if( p_root->i_children == -1 )
{
return VLC_EGENERIC;
}
/* Delete the children */
for( i = p_root->i_children - 1 ; i >= 0; i-- )
{
if( p_root->pp_children[i]->i_children > -1 )
{
playlist_NodeDelete( p_playlist, p_root->pp_children[i],
b_delete_items , b_force );
}
else if( b_delete_items )
{
playlist_DeleteFromItemId( p_playlist,
p_root->pp_children[i]->i_id );
}
}
/* Delete the node */
if( p_root->i_flags & PLAYLIST_RO_FLAG && !b_force )
{
}
else
{
int i;
var_SetInteger( p_playlist, "playlist-item-deleted", p_root->i_id );
ARRAY_BSEARCH( p_playlist->all_items, ->i_id, int,
p_root->i_id, i );
if( i != -1 )
ARRAY_REMOVE( p_playlist->all_items, i );
/* Remove the item from its parent */
if( p_root->p_parent )
playlist_NodeRemoveItem( p_playlist, p_root, p_root->p_parent );
playlist_ItemRelease( p_root );
}
return VLC_SUCCESS;
}
/**
* Deletes an item from a playlist.
*
* This function must be entered without the playlist lock
*
* \param p_playlist the playlist to remove from.
* \param i_id the identifier of the item to delete
* \return returns VLC_SUCCESS or an error
*/
int playlist_Delete( playlist_t * p_playlist, int i_id )
{
int i, i_top, i_bottom;
int i_pos;
vlc_bool_t b_flag = VLC_FALSE;
playlist_item_t *p_item = playlist_ItemGetById( p_playlist, i_id );
if( p_item == NULL )
{
return VLC_EGENERIC;
}
if( p_item->i_children > -1 )
{
return playlist_NodeDelete( p_playlist, p_item, VLC_TRUE, VLC_FALSE );
}
var_SetInteger( p_playlist, "item-deleted", i_id );
i_bottom = 0; i_top = p_playlist->i_all_size - 1;
i = i_top / 2;
while( p_playlist->pp_all_items[i]->input.i_id != i_id &&
i_top > i_bottom )
{
if( p_playlist->pp_all_items[i]->input.i_id < i_id )
{
i_bottom = i + 1;
}
else
{
i_top = i - 1;
}
i = i_bottom + ( i_top - i_bottom ) / 2;
}
if( p_playlist->pp_all_items[i]->input.i_id == i_id )
{
REMOVE_ELEM( p_playlist->pp_all_items, p_playlist->i_all_size, i );
}
/* Check if it is the current item */
if( p_playlist->status.p_item == p_item )
{
/* Hack we don't call playlist_Control for lock reasons */
p_playlist->status.i_status = PLAYLIST_STOPPED;
p_playlist->request.b_request = VLC_TRUE;
p_playlist->request.p_item = NULL;
msg_Info( p_playlist, "stopping playback" );
b_flag = VLC_TRUE;
}
/* Get position and update index if needed */
i_pos = playlist_GetPositionById( p_playlist, i_id );
if( i_pos >= 0 && i_pos <= p_playlist->i_index )
{
p_playlist->i_index--;
}
msg_Dbg( p_playlist, "deleting playlist item `%s'",
p_item->input.psz_name );
/* Remove the item from all its parent nodes */
for ( i= 0 ; i < p_item->i_parents ; i++ )
{
playlist_NodeRemoveItem( p_playlist, p_item,
p_item->pp_parents[i]->p_parent );
if( p_item->pp_parents[i]->i_view == VIEW_ALL )
{
p_playlist->i_size--;
}
}
/* TODO : Update views */
if( b_flag == VLC_FALSE )
playlist_ItemDelete( p_item );
else
p_item->i_flags |= PLAYLIST_REMOVE_FLAG;
return VLC_SUCCESS;
}