/* (non-Javadoc)
* @see javax.swing.TransferHandler#importData(javax.swing.TransferHandler.TransferSupport)
*/
@Override
public boolean importData(TransferSupport support) {
try {
if (support.getComponent() instanceof JTree) {
JTree tree = (JTree) support.getComponent();
Point dropPoint = support.getDropLocation().getDropPoint();
TreePath path = tree.getPathForLocation(dropPoint.x, dropPoint.y);
Object node = path.getLastPathComponent();
if (support.isDataFlavorSupported(ProcessVar.PvDataFlavors[0])) {
ProcessVar tVar = (ProcessVar) ((PvTreeNode) node).getUserObject();
ProcessVar chldPv =
(ProcessVar) support.getTransferable().getTransferData(ProcessVar.PvDataFlavors[0]);
Object chldKey = chldPv.getKeyValue();
tVar.put(chldKey, chldPv, PvChangeEvent.PV_ADDED);
DefaultTreeModel model = (DefaultTreeModel) tree.getModel();
model.nodeStructureChanged((TreeNode) model.getRoot());
return true;
}
}
} catch (UnsupportedFlavorException e) {
ProcessVar.log.error(this.toString() + ":" + e.getMessage());
} catch (IOException e) {
ProcessVar.log.error(this.toString() + ":" + e.getMessage());
}
// anything else is handled by superclass
return super.importData(support);
}
/* (non-Javadoc)
* @see javax.swing.TransferHandler#exportDone(javax.swing.JComponent, java.awt.datatransfer.Transferable, int)
*/
@Override
protected void exportDone(JComponent c, Transferable t, int action) {
try {
if (action == MOVE) {
ProcessVar pv = (ProcessVar) t.getTransferData(ProcessVar.PvDataFlavors[0]);
pv.firePvChanged(
new PvChangeEvent(pv, pv.getKeyAttribute(), pv, PvChangeEvent.PV_ELIMINATED));
}
} catch (UnsupportedFlavorException e) {
ProcessVar.log.error(this.toString() + ":" + e.getMessage());
} catch (IOException e) {
ProcessVar.log.error(this.toString() + ":" + e.getMessage());
}
}
/**
* Handle a data transfer into the tree - this can be initiated via dnd or directly. @@TODO DnD -
* it works but is all messed up and needs doing PROPERLY.
*/
public boolean doTransfer(Transferable t, int action) {
try {
log.debug(t.getTransferDataFlavors()[0]);
if (t.getTransferDataFlavors()[0].isMimeTypeEqual("application/x-java-file-list")) {
return doJavaFileTransfer((List) t.getTransferData(DataFlavor.javaFileListFlavor));
} else {
return doLocalTransfer(t, action);
}
} catch (UnsupportedFlavorException e) {
log.error(e.getMessage(), e);
} catch (IOException e) {
log.error(e.getMessage(), e);
}
return false;
}
public boolean importData(JComponent comp, Transferable tr) {
// if (log.isDebugEnabled()) log.debug("DnDStringImportHandler.importData ");
DataFlavor[] flavors = tr.getTransferDataFlavors();
if (!canImport(comp, flavors)) {
return false;
}
try {
String data = (String) tr.getTransferData(DataFlavor.stringFlavor);
JTextField field = (JTextField) comp;
field.setText(data);
// Notify listeners drop happened
field.firePropertyChange("DnDrop", 0, 1);
return true;
} catch (UnsupportedFlavorException ufe) {
log.warn("DnDStringImportHandler.importData: " + ufe.getMessage());
} catch (IOException ioe) {
log.warn("DnDStringImportHandler.importData: " + ioe.getMessage());
}
return false;
}
