public void drop(DropTargetDropEvent dtde) {
if ((dtde.getDropAction() & DnDConstants.ACTION_COPY_OR_MOVE) == 0) {
dtde.rejectDrop();
return;
}
dtde.acceptDrop(DnDConstants.ACTION_COPY);
Vector<RowContainer> oldvec = this.filevector;
Transferable transferable = dtde.getTransferable();
try {
java.util.List<File> filelist =
(java.util.List<File>) transferable.getTransferData(DataFlavor.javaFileListFlavor);
for (File f : filelist) {
filevector.add(new RowContainer(f));
model.fireTableDataChanged();
System.out.println(f.toString());
}
} catch (IOException ex) {
ex.printStackTrace();
} catch (UnsupportedFlavorException ex) {
ex.printStackTrace();
}
dtde.dropComplete(true);
File[] filar = new File[filevector.size()];
for (int i = 0; i < filevector.size(); i++) {
filar[i] = filevector.get(i).getFile();
}
super.firePropertyChange("filevector", null, filar);
}
public boolean isDropAcceptable(DropTargetDropEvent event) { // usually, you
// check the
// available
// data flavors
// here
// in this program, we accept all flavors
return (event.getDropAction() & DnDConstants.ACTION_COPY_OR_MOVE) != 0;
}
private void processDrop(DropData dropData, DropTargetDropEvent dropTargetDropEvent) {
putEntryAtPoint(dropData.whatToDrop, dropData.whereInTable);
_widget.addEntry(dropData.whatToDrop);
_underlyingTable.setRowSelectionInterval(dropData.whereInTable.x, dropData.whereInTable.x);
_underlyingTable.setColumnSelectionInterval(dropData.whereInTable.y, dropData.whereInTable.y);
dropTargetDropEvent.acceptDrop(dropTargetDropEvent.getDropAction());
dropTargetDropEvent.dropComplete(true);
}
private void acceptDrop(DropTargetDropEvent dtde) {
int dragaction = dtde.getDropAction();
if (dragaction != 0) {
dtde.acceptDrop(dragaction);
} else {
dtde.acceptDrop(ALL_ACTIONS);
}
}
public void drop(DropTargetDropEvent dropTargetDropEvent) {
DropData dropData = convertEventIntoDropData(dropTargetDropEvent);
if (null == dropData) {
dropTargetDropEvent.rejectDrop();
} else {
int dropAction = dropTargetDropEvent.getDropAction();
if (DnDConstants.ACTION_MOVE == dropAction) {
_widget.removeEntry(dropData.whatToDrop);
processDrop(dropData, dropTargetDropEvent);
}
if (DnDConstants.ACTION_COPY == dropAction) {
dropData.whatToDrop =
RecursiveCopy.recursivelyCopyInstance(
dropData.whatToDrop, Constants.RECURSIVE_COPY_DEPTH_FOR_DND);
processDrop(dropData, dropTargetDropEvent);
}
}
_widget.setIsCurrentlyDragging(false);
return;
}