![]() |
The Java Developers Almanac 1.4Order this book from Amazon. |
e642. Handling a Drop EventThe drop target in this example only accepts droppedString
objects. A drop target must implement DropTargetListener and
supply an implementation for drop() .
public void drop(DropTargetDropEvent evt) { try { Transferable t = evt.getTransferable(); if (t.isDataFlavorSupported(DataFlavor.stringFlavor)) { evt.acceptDrop(DnDConstants.ACTION_COPY_OR_MOVE); String s = (String)t.getTransferData(DataFlavor.stringFlavor); evt.getDropTargetContext().dropComplete(true); process(s); } else { evt.rejectDrop(); } } catch (IOException e) { evt.rejectDrop(); } catch (UnsupportedFlavorException e) { evt.rejectDrop(); } }
e641. Making a Component a Drop Target © 2002 Addison-Wesley. |