]> git.sesse.net Git - vlc/blobdiff - src/playlist/item.c
playlist: only install input item event callbacks on items under category root
[vlc] / src / playlist / item.c
index 9210971ccba44b753bc233901ccbbc4eceaa4764..0dc9f1089befd87ae24f7fc03c2047020a723f47 100644 (file)
@@ -82,8 +82,11 @@ static void input_item_subitem_added( const vlc_event_t * p_event,
             return;
         }
 
+        bool b_stop = p_item_in_category->i_flags & PLAYLIST_SUBITEM_STOP_FLAG;
+
         b_play = b_play &&
-            p_item_in_category == get_current_status_item( p_playlist );
+            p_item_in_category == get_current_status_item( p_playlist ) &&
+            p_item_in_category->i_children == -1;
 
         /* If this item is already a node don't transform it */
         if( p_item_in_category->i_children == -1 )
@@ -100,6 +103,13 @@ static void input_item_subitem_added( const vlc_event_t * p_event,
 
         if( i_ret == VLC_SUCCESS && b_play )
         {
+            if( b_stop )
+            {
+                p_item_in_category->i_flags &= ~PLAYLIST_SUBITEM_STOP_FLAG;
+                PL_UNLOCK;
+                playlist_Stop( p_playlist );
+                return;
+            }
             playlist_Control( p_playlist, PLAYLIST_VIEWPLAY,
                           pl_Locked, p_item_in_category, NULL );
         }
@@ -161,7 +171,7 @@ static void uninstall_input_item_observer( playlist_item_t * p_item )
  * Playlist item creation
  *****************************************************************************/
 playlist_item_t *playlist_ItemNewFromInput( playlist_t *p_playlist,
-                                              input_item_t *p_input )
+                                              input_item_t *p_input, bool install_observer )
 {
     playlist_item_t* p_item = malloc( sizeof( playlist_item_t ) );
     if( !p_item )
@@ -179,8 +189,10 @@ playlist_item_t *playlist_ItemNewFromInput( playlist_t *p_playlist,
     p_item->pp_children = NULL;
     p_item->i_flags = 0;
     p_item->p_playlist = p_playlist;
+    p_item->b_input_item_observer = install_observer;
 
-    install_input_item_observer( p_item );
+    if( install_observer )
+        install_input_item_observer( p_item );
 
     return p_item;
 }
@@ -208,7 +220,8 @@ int playlist_ItemRelease( playlist_item_t *p_item )
      * Most of the modules does that.
      *
      * Who wants to add proper memory management? */
-    uninstall_input_item_observer( p_item );
+    if( p_item->b_input_item_observer )
+        uninstall_input_item_observer( p_item );
     ARRAY_APPEND( pl_priv(p_playlist)->items_to_delete, p_item);
     return VLC_SUCCESS;
 }
@@ -413,14 +426,14 @@ int playlist_AddInput( playlist_t* p_playlist, input_item_t *p_input,
     PL_LOCK_IF( !b_locked );
 
     /* Add to ONELEVEL */
-    p_item_one = playlist_ItemNewFromInput( p_playlist, p_input );
+    p_item_one = playlist_ItemNewFromInput( p_playlist, p_input, false );
     if( p_item_one == NULL ) return VLC_ENOMEM;
     AddItem( p_playlist, p_item_one,
              b_playlist ? p_playlist->p_local_onelevel :
                           p_playlist->p_ml_onelevel , i_mode, i_pos );
 
     /* Add to CATEGORY */
-    p_item_cat = playlist_ItemNewFromInput( p_playlist, p_input );
+    p_item_cat = playlist_ItemNewFromInput( p_playlist, p_input, true );
     if( p_item_cat == NULL ) return VLC_ENOMEM;
     AddItem( p_playlist, p_item_cat,
              b_playlist ? p_playlist->p_local_category :
@@ -465,13 +478,13 @@ int playlist_BothAddInput( playlist_t *p_playlist,
     PL_LOCK_IF( !b_locked );
 
     /* Add to category */
-    p_item_cat = playlist_ItemNewFromInput( p_playlist, p_input );
+    p_item_cat = playlist_ItemNewFromInput( p_playlist, p_input, true );
     if( p_item_cat == NULL ) return VLC_ENOMEM;
     AddItem( p_playlist, p_item_cat, p_direct_parent, i_mode, i_pos );
 
     /* Add to onelevel */
     /** \todo make a faster case for ml import */
-    p_item_one = playlist_ItemNewFromInput( p_playlist, p_input );
+    p_item_one = playlist_ItemNewFromInput( p_playlist, p_input, false );
     if( p_item_one == NULL ) return VLC_ENOMEM;
 
     p_up = p_direct_parent;
@@ -526,7 +539,7 @@ playlist_item_t * playlist_NodeAddInput( playlist_t *p_playlist,
         return NULL;
     PL_LOCK_IF( !b_locked );
 
-    p_item = playlist_ItemNewFromInput( p_playlist, p_input );
+    p_item = playlist_ItemNewFromInput( p_playlist, p_input, true );
     if( p_item == NULL ) return NULL;
     AddItem( p_playlist, p_item, p_parent, i_mode, i_pos );
 
@@ -626,6 +639,7 @@ static playlist_item_t *ItemToNode( playlist_t *p_playlist,
         pl_priv(p_playlist)->b_reset_currently_playing = true;
         vlc_cond_signal( &pl_priv(p_playlist)->signal );
         var_SetAddress( p_playlist, "item-change", p_item_in_category->p_input );
+        var_SetAddress( p_playlist, "leaf-to-parent", p_item_in_category->p_input );
         PL_UNLOCK_IF( !b_locked );
         return p_item_in_category;
     }
@@ -672,96 +686,86 @@ playlist_item_t *playlist_ItemFindFromInputAndRoot( playlist_t *p_playlist,
 }
 
 
-static int TreeMove( playlist_t *p_playlist, playlist_item_t *p_item,
-                     playlist_item_t *p_node, int i_newpos )
+static int ItemIndex ( playlist_item_t *p_item )
 {
-    int j;
-    playlist_item_t *p_detach = p_item->p_parent;
-    (void)p_playlist;
+    for( int i = 0; i < p_item->p_parent->i_children; i++ )
+        if( p_item->p_parent->pp_children[i] == p_item ) return i;
+    return -1;
+}
+
+/**
+ * Moves an item
+ *
+ * This function must be entered with the playlist lock
+ *
+ * \param p_playlist the playlist
+ * \param p_item the item to move
+ * \param p_node the new parent of the item
+ * \param i_newpos the new position under this new parent
+ * \return VLC_SUCCESS or an error
+ */
+int playlist_TreeMove( playlist_t * p_playlist, playlist_item_t *p_item,
+                       playlist_item_t *p_node, int i_newpos )
+{
+    PL_ASSERT_LOCKED;
 
     if( p_node->i_children == -1 ) return VLC_EGENERIC;
 
-    for( j = 0; j < p_detach->i_children; j++ )
-    {
-         if( p_detach->pp_children[j] == p_item ) break;
-    }
-    REMOVE_ELEM( p_detach->pp_children, p_detach->i_children, j );
+    playlist_item_t *p_detach = p_item->p_parent;
+    int i_index = ItemIndex( p_item );
 
-    /* If j < i_newpos, we are moving the element from the top to the
-     * down of the playlist. So when removing the element we have
-     * to change the position as we loose one element
-     */
-    if( j < i_newpos )
+    REMOVE_ELEM( p_detach->pp_children, p_detach->i_children, i_index );
+
+    if( p_detach == p_node && i_index < i_newpos )
         i_newpos--;
 
-    /* Attach to new parent */
     INSERT_ELEM( p_node->pp_children, p_node->i_children, i_newpos, p_item );
     p_item->p_parent = p_node;
 
+    pl_priv( p_playlist )->b_reset_currently_playing = true;
+    vlc_cond_signal( &pl_priv( p_playlist )->signal );
     return VLC_SUCCESS;
 }
 
 /**
- * Moves an item
+ * Moves an array of items
  *
  * This function must be entered with the playlist lock
  *
  * \param p_playlist the playlist
- * \param p_item the item to move
- * \param p_node the new parent of the item
- * \param i_newpos the new position under this new parent
+ * \param i_items the number of indexes to move
+ * \param pp_items the array of indexes to move
+ * \param p_node the target node
+ * \param i_newpos the target position under this node
  * \return VLC_SUCCESS or an error
  */
-int playlist_TreeMove( playlist_t * p_playlist, playlist_item_t *p_item,
-                       playlist_item_t *p_node, int i_newpos )
+int playlist_TreeMoveMany( playlist_t *p_playlist,
+                            int i_items, playlist_item_t **pp_items,
+                            playlist_item_t *p_node, int i_newpos )
 {
-    int i_ret;
     PL_ASSERT_LOCKED;
 
-    /* Drop on a top level node. Move in the two trees */
-    if( p_node->p_parent == p_playlist->p_root_category ||
-        p_node->p_parent == p_playlist->p_root_onelevel )
+    if ( p_node->i_children == -1 ) return VLC_EGENERIC;
+
+    int i;
+    for( i = 0; i < i_items; i++ )
     {
-        /* Fixme: avoid useless lookups but we need some clean helpers */
-        {
-            /* Fixme: if we try to move a node on a top-level node, it will
-             * fail because the node doesn't exist in onelevel and we will
-             * do some shit in onelevel. We should recursively move all items
-             * within the node */
-            playlist_item_t *p_node_onelevel;
-            playlist_item_t *p_item_onelevel;
-            p_node_onelevel = playlist_ItemFindFromInputAndRoot( p_playlist,
-                                                p_node->p_input,
-                                                p_playlist->p_root_onelevel,
-                                                false );
-            p_item_onelevel = playlist_ItemFindFromInputAndRoot( p_playlist,
-                                                p_item->p_input,
-                                                p_playlist->p_root_onelevel,
-                                                false );
-            if( p_node_onelevel && p_item_onelevel )
-                TreeMove( p_playlist, p_item_onelevel, p_node_onelevel, i_newpos );
-        }
-        {
-            playlist_item_t *p_node_category;
-            playlist_item_t *p_item_category;
-            p_node_category = playlist_ItemFindFromInputAndRoot( p_playlist,
-                                                p_node->p_input,
-                                                p_playlist->p_root_category,
-                                                false );
-            p_item_category = playlist_ItemFindFromInputAndRoot( p_playlist,
-                                                p_item->p_input,
-                                                p_playlist->p_root_category,
-                                                false );
-            if( p_node_category && p_item_category )
-                TreeMove( p_playlist, p_item_category, p_node_category, 0 );
-        }
-        i_ret = VLC_SUCCESS;
+        playlist_item_t *p_item = pp_items[i];
+        int i_index = ItemIndex( p_item );
+        playlist_item_t *p_parent = p_item->p_parent;
+        REMOVE_ELEM( p_parent->pp_children, p_parent->i_children, i_index );
+        if ( p_parent == p_node && i_index < i_newpos ) i_newpos--;
     }
-    else
-        i_ret = TreeMove( p_playlist, p_item, p_node, i_newpos );
-    pl_priv(p_playlist)->b_reset_currently_playing = true;
-    vlc_cond_signal( &pl_priv(p_playlist)->signal );
-    return i_ret;
+    for( i = i_items - 1; i >= 0; i-- )
+    {
+        playlist_item_t *p_item = pp_items[i];
+        INSERT_ELEM( p_node->pp_children, p_node->i_children, i_newpos, p_item );
+        p_item->p_parent = p_node;
+    }
+
+    pl_priv( p_playlist )->b_reset_currently_playing = true;
+    vlc_cond_signal( &pl_priv( p_playlist )->signal );
+    return VLC_SUCCESS;
 }
 
 /**
@@ -900,12 +904,22 @@ static int DeleteInner( playlist_t * p_playlist, playlist_item_t *p_item,
         ARRAY_REMOVE( p_playlist->items, i );
 
     /* Check if it is the current item */
-    if( get_current_status_item( p_playlist ) == p_item && b_stop )
+    if( get_current_status_item( p_playlist ) == p_item )
     {
-        playlist_Control( p_playlist, PLAYLIST_STOP, pl_Locked );
-        msg_Info( p_playlist, "stopping playback" );
+        /* Stop it if we have to */
+        if( b_stop )
+        {
+            playlist_Control( p_playlist, PLAYLIST_STOP, pl_Locked );
+            msg_Info( p_playlist, "stopping playback" );
+        }
+        /* In any case, this item can't be the next one to be played ! */
+        set_current_status_item( p_playlist, NULL );
     }
 
+    ARRAY_BSEARCH( p_playlist->current,->i_id, int, i_id, i );
+    if( i != -1 )
+        ARRAY_REMOVE( p_playlist->current, i );
+
     PL_DEBUG( "deleting item `%s'", p_item->p_input->psz_name );
 
     /* Remove the item from its parent */