private void jLMinusMouseClicked(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_jLMinusMouseClicked
               
        myPlaylistsList.getSelectedIndex();
        if(myPlaylistsList.getSelectedIndex()==-1){
        
            JOptionPane.showMessageDialog(this, "Please select one playlist.",
                    "ERROR", JOptionPane.ERROR_MESSAGE);
        }
        else{
        
            pagPrincipal.getLogged().removePlaylist(this.playlistProp.get(this.myPlaylistsList.getSelectedIndex()));
            buildAllLists();
            pagPrincipal.actualizaTabelaMyPlaylist();
        }
    }//GEN-LAST:event_jLMinusMouseClicked