playlist: pass playlist item as "playlist-item-deleted" value

This makes deletion and appending somewhat more consistent.

include/vlc_playlist.h

@@ -106,8 +106,8 @@ struct intf_thread_t;
  * item being played.
  *
  * - "playlist-item-append": It will contain a pointer to a playlist_item_t.
- * - "playlist-item-deleted": It will contain the playlist_item_t->i_id of a
- * deleted playlist_item_t.
+ * - "playlist-item-deleted": It will contain a pointer to the playlist_item_t
+ * about to be deleted.
  *
  * - "leaf-to-parent": It will contain the playlist_item_t->i_id of an item that is transformed
  *   into a node.

modules/gui/macosx/VLCPLModel.m

@@ -71,7 +71,8 @@ static int VLCPLItemRemoved(vlc_object_t *p_this, const char *psz_var,
                          vlc_value_t oldval, vlc_value_t new_val, void *param)
 {
     @autoreleasepool {
-        NSNumber *o_val = [NSNumber numberWithInt:new_val.i_int];
+        playlist_item_t *p_item = new_val.p_address;
+        NSNumber *o_val = [NSNumber numberWithInt:p_item->i_id];
         VLCPLModel *model = (__bridge VLCPLModel*)param;
         [model performSelectorOnMainThread:@selector(VLCPLItemRemoved:) withObject:o_val waitUntilDone:NO];
 

modules/gui/qt/input_manager.cpp

@@ -1248,8 +1248,9 @@ int MainInputManager::PLItemRemoved( vlc_object_t *obj, const char *,
 {
     playlist_t *pl = (playlist_t *) obj;
     MainInputManager *mim = static_cast<MainInputManager*>(data);
+    playlist_item_t *item = static_cast<playlist_item_t *>( cur.p_address );
 
-    PLEvent *event = new PLEvent( PLEvent::PLItemRemoved, cur.i_int, 0  );
+    PLEvent *event = new PLEvent( PLEvent::PLItemRemoved, item->i_id, 0  );
     QApplication::postEvent( mim, event );
     // can't use playlist_IsEmpty(  ) as it isn't true yet
     if ( pl->items.i_size == 1 ) // lock is held

modules/gui/skins2/src/vlcproc.cpp

@@ -282,9 +282,9 @@ int VlcProc::onItemDelete( vlc_object_t *pObj, const char *pVariable,
     (void)pObj; (void)pVariable; (void)oldVal;
     VlcProc *pThis = (VlcProc*)pParam;
 
-    int i_id = newVal.i_int;
+    playlist_item_t *item = static_cast<playlist_item_t *>(newVal.p_address);
     CmdPlaytreeDelete *pCmdTree =
-        new CmdPlaytreeDelete( pThis->getIntf(), i_id);
+        new CmdPlaytreeDelete( pThis->getIntf(), item->i_id);
 
     // Push the command in the asynchronous command queue
     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );

src/playlist/engine.c

@@ -420,10 +420,8 @@ static void VariablesInit( playlist_t *p_playlist )
     var_Create( p_playlist, "item-change", VLC_VAR_ADDRESS );
     var_Create( p_playlist, "leaf-to-parent", VLC_VAR_INTEGER );
 
-    var_Create( p_playlist, "playlist-item-deleted", VLC_VAR_INTEGER );
-    var_SetInteger( p_playlist, "playlist-item-deleted", -1 );
-
     var_Create( p_playlist, "playlist-item-append", VLC_VAR_ADDRESS );
+    var_Create( p_playlist, "playlist-item-deleted", VLC_VAR_ADDRESS );
 
     var_Create( p_playlist, "input-current", VLC_VAR_ADDRESS );
 

src/playlist/tree.c

@@ -148,7 +148,7 @@ void playlist_NodeDelete( playlist_t *p_playlist, playlist_item_t *p_root,
     pl_priv(p_playlist)->b_reset_currently_playing = true;
 
     int i;
-    var_SetInteger( p_playlist, "playlist-item-deleted", p_root->i_id );
+    var_SetAddress( p_playlist, "playlist-item-deleted", p_root );
     ARRAY_BSEARCH( pl_priv(p_playlist)->all_items, ->i_id, int, p_root->i_id, i );
     if( i != -1 )
         ARRAY_REMOVE( pl_priv(p_playlist)->all_items, i );