DnDSupport.java 文件源码

/**
 * Remove a toolbar button represented by the given Transferable.
 */
private void removeButton( Transferable t ) {
    try {
        Object o = null;
        if( t.isDataFlavorSupported(buttonDataFlavor) ) {
            o = t.getTransferData(buttonDataFlavor);
        }
        if( null != o && o instanceof DataObject ) {
            ((DataObject) o).delete();
            sourceToolbar.repaint();
        }
    } catch( UnsupportedFlavorException e ) {
        log.log( Level.INFO, null, e );
    } catch( IOException ioE ) {
        log.log( Level.INFO, null, ioE );
    }
}