@SuppressWarnings("rawtypes")
public void drop(DropTargetDropEvent dtde) {
try {
Transferable tr = dtde.getTransferable();
if (tr.isDataFlavorSupported(DataFlavor.javaFileListFlavor)) {
dtde.acceptDrop(DnDConstants.ACTION_COPY_OR_MOVE);
List files = (List) tr.getTransferData(DataFlavor.javaFileListFlavor);
this.txtRawData.setText(((File) files.get(0)).getAbsolutePath());
dtde.getDropTargetContext().dropComplete(true);
} else {
System.err.println("DataFlavor.javaFileListFlavor is not supported, rejected");
dtde.rejectDrop();
}
} catch (IOException ex) {
System.err.println("IOException");
ex.printStackTrace();
dtde.rejectDrop();
} catch (UnsupportedFlavorException ex) {
System.err.println("UnsupportedFlavorException");
ex.printStackTrace();
dtde.rejectDrop();
}
}
@SuppressWarnings("unchecked")
@Override
public void drop(DropTargetDropEvent dtde) {
for (DataFlavor dataFlover : dtde.getCurrentDataFlavors()) {
if (dataFlover.isFlavorJavaFileListType()) {
try {
dtde.acceptDrop(DnDConstants.ACTION_COPY_OR_MOVE);
for (File file :
(List<File>) dtde.getTransferable().getTransferData(DataFlavor.javaFileListFlavor)) {
if (file.isFile() && file.canRead()) {
fileText.setText(file.getCanonicalPath());
break;
}
}
dtde.getDropTargetContext().dropComplete(true);
} catch (UnsupportedFlavorException e1) {
//
} catch (IOException e2) {
//
}
}
}
}
public void drop(DropTargetDropEvent dtde) {
Point pt = dtde.getLocation();
DropTargetContext dtc = dtde.getDropTargetContext();
JTree tree = (JTree) dtc.getComponent();
TreePath parentpath = tree.getClosestPathForLocation(pt.x, pt.y);
DefaultMutableTreeNode parent = (DefaultMutableTreeNode) parentpath.getLastPathComponent();
try {
// Transferable tr = dtde.getTransferable(); // !!! this should work, but doesn't. after one
// click on the draggable node, this call here will not return the TransferableTreeNode that
// is created in dragGestureRecognized()
Transferable tr =
ObjectInspector
.transferNode; // therefore, we use this hack, which just stores the current
// transferable in a static variable
DataFlavor[] flavors = tr.getTransferDataFlavors();
for (int i = 0; i < flavors.length; i++) {
if (tr.isDataFlavorSupported(flavors[i])) {
dtde.acceptDrop(dtde.getDropAction());
TreePath p = (TreePath) tr.getTransferData(flavors[i]);
DefaultMutableTreeNode node = (DefaultMutableTreeNode) p.getLastPathComponent();
DefaultTreeModel model = (DefaultTreeModel) tree.getModel();
Object sourceObject = node.getUserObject();
FieldWrapperObjectTree targetField = ((FieldWrapperObjectTree) parent.getUserObject());
if (sourceObject != null) {
if (sourceObject instanceof FieldWrapperObjectTree) {
FieldWrapperObjectTree sourceField = (FieldWrapperObjectTree) sourceObject;
if (sourceField.getTheField().getType().equals(targetField.getTheField().getType())) {
targetField
.getTheField()
.set(
targetField.getOnObject(),
sourceField.getTheField().get(sourceField.getOnObject()));
}
} else if (sourceObject.getClass().equals(targetField.getTheField().getType())) {
targetField.getTheField().set(targetField.getOnObject(), sourceObject);
}
tree.invalidate();
tree.repaint();
}
dtde.dropComplete(true);
return;
}
}
dtde.rejectDrop();
} catch (Exception e) {
e.printStackTrace();
// dtde.rejectDrop();
}
}
@Override
public void drop(DropTargetDropEvent dtde) {
Point pt = dtde.getLocation();
DropTargetContext dtc = dtde.getDropTargetContext();
JTree tree = (JTree) dtc.getComponent();
TreePath parentpath = tree.getClosestPathForLocation(pt.x, pt.y);
DefaultMutableTreeNode parent = (DefaultMutableTreeNode) parentpath.getLastPathComponent();
if (!parent.isLeaf()) {
dtde.rejectDrop();
return;
}
try {
Transferable tr = dtde.getTransferable();
DataFlavor[] flavors = tr.getTransferDataFlavors();
for (int i = 0; i < flavors.length; i++) {
if (tr.isDataFlavorSupported(flavors[i])) {
dtde.acceptDrop(dtde.getDropAction());
EMedium eMedium = (EMedium) tr.getTransferData(flavors[i]);
TreeNodeUserData userData = (TreeNodeUserData) parent.getUserObject();
String shelfName = userData.getCaption();
if (isLibrarySelected(dtde)
&& shelfName.equals(AppProperties.INSTANCE.RENTALS_SHELF_NAME)) {
if (!uiDelegate.addRentalEMedium(eMedium))
JOptionPane.showMessageDialog(
frame, "Cannot rent e-medium!", "Add document error", JOptionPane.ERROR_MESSAGE);
} else if (!isLibrarySelected(dtde)
&& !shelfName.equals(AppProperties.INSTANCE.RENTALS_SHELF_NAME)) {
if (!uiDelegate.addEMediumShelf(shelfName, eMedium))
JOptionPane.showMessageDialog(
frame, "Duplicated e-medium!", "Add document error", JOptionPane.ERROR_MESSAGE);
} else
JOptionPane.showMessageDialog(
frame,
"Need to rent the e-medium first!",
"Add document error",
JOptionPane.ERROR_MESSAGE);
dtde.dropComplete(true);
return;
}
}
// dtde.rejectDrop();
} catch (OperationNotSupportedException e) {
JOptionPane.showMessageDialog(
frame,
"Cannot add a document to this shelf",
"Add document error",
JOptionPane.ERROR_MESSAGE);
} catch (Exception e) {
e.printStackTrace();
}
}
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();
}
}
@Override
public void drop(DropTargetDropEvent dtde) {
if (dtde.isDataFlavorSupported(CardFlavor.cardFlavor) && this.canDrop) {
Transferable trans = dtde.getTransferable();
try {
Object data = trans.getTransferData(CardFlavor.cardFlavor);
CardWindow card = (CardWindow) data;
DropTargetContext context = dtde.getDropTargetContext();
CardCollection comp = (CardCollection) context.getComponent();
Container parent = comp.getParent();
GameController.getController(false)
.makeMove(
CardCollection.getMoveFromIndex(
comp.getCardMouseLocation(), new OrderedCard(card.card, card.cardLocation)));
if (parent != null) parent.remove(card);
comp.setCard(card, comp.getCardMouseLocation());
dtde.acceptDrop(DnDConstants.ACTION_MOVE);
comp.validate();
comp.repaint();
dtde.dropComplete(true);
} catch (Exception e) {
dtde.rejectDrop();
dtde.dropComplete(false);
JOptionPane.showMessageDialog(
MainWindow.getMainWindow(),
"Invalid move.",
"Invalid Move Error",
JOptionPane.ERROR_MESSAGE);
e.printStackTrace();
}
} else {
dtde.rejectDrop();
dtde.dropComplete(false);
JOptionPane.showMessageDialog(
MainWindow.getMainWindow(),
"Invalid move.",
"Invalid Move Error",
JOptionPane.ERROR_MESSAGE);
}
}
/**
* 当拖动系统中的文件放置drop到该List中时，调用此方法。
*/
public synchronized void drop(DropTargetDropEvent dropTargetDropEvent) {
System.out
.println("method: drop(DropTargetDropEvent dropTargetDropEvent)");
try {
// 获取传入的Transfer对象
Transferable tr = dropTargetDropEvent.getTransferable();
// 如果Transfer对象支持文件放置到java平台，则进行下一步处理
if (tr.isDataFlavorSupported(DataFlavor.javaFileListFlavor)) {
// 使用“拷贝、移动”方式接收放置操作。
dropTargetDropEvent
.acceptDrop(DnDConstants.ACTION_COPY_OR_MOVE);
// 从Transfer中取数据，得到的是一个文件列表。即可以一次拖放多个文件
java.util.List fileList = (java.util.List) tr
.getTransferData(DataFlavor.javaFileListFlavor);
Iterator iterator = fileList.iterator();
while (iterator.hasNext()) {
// 将拖放进来的文件的信息添加到List的数据模型中
File file = (File) iterator.next();
Hashtable hashtable = new Hashtable();
hashtable.put("name", file.getName());
hashtable.put("url", file.toURL().toString());
hashtable.put("path", file.getAbsolutePath());
((DefaultListModel) getModel()).addElement(hashtable);
}
// 放置操作成功结束
dropTargetDropEvent.getDropTargetContext().dropComplete(true);
} else {
// Transferable对象不支持文件放置到java中，拒绝。
System.err.println("Rejected");
dropTargetDropEvent.rejectDrop();
}
} catch (IOException io) {
io.printStackTrace();
dropTargetDropEvent.rejectDrop();
} catch (UnsupportedFlavorException ufe) {
ufe.printStackTrace();
dropTargetDropEvent.rejectDrop();
}
}
public void drop(DropTargetDropEvent dtde) {
Transferable t = dtde.getTransferable();
StringBuffer dropData = null;
DataFlavor dtf;
JConfig.log().logVerboseDebug("Dropping!");
if (t.getTransferDataFlavors().length == 0) {
Clipboard sysClip = Toolkit.getDefaultToolkit().getSystemClipboard();
Transferable t2 = sysClip.getContents(null);
DataFlavor[] dfa2;
int j;
JConfig.log().logDebug("Dropped 0 data flavors, trying clipboard.");
dfa2 = null;
if (t2 != null) {
JConfig.log().logVerboseDebug("t2 is not null: " + t2);
dfa2 = t2.getTransferDataFlavors();
JConfig.log().logVerboseDebug("Back from getTransferDataFlavors()!");
} else {
JConfig.log().logVerboseDebug("t2 is null!");
}
if (JConfig.queryConfiguration("debug.uber", "false").equals("true")) {
if (dfa2 != null) {
if (dfa2.length == 0) {
JConfig.log().logVerboseDebug("Length is still zero!");
}
for (j = 0; j < dfa2.length; j++) {
JConfig.log()
.logVerboseDebug("Flavah " + j + " == " + dfa2[j].getHumanPresentableName());
JConfig.log().logVerboseDebug("Flavah/mime " + j + " == " + dfa2[j].getMimeType());
}
} else {
JConfig.log().logVerboseDebug("Flavahs supported: none!\n");
}
}
}
if (JConfig.queryConfiguration("debug.uber", "false").equals("true") && JConfig.debugging)
dumpFlavorsOld(t);
dtf = testAllFlavors(t);
if (dtf != null) {
JConfig.log().logVerboseDebug("Accepting!");
acceptDrop(dtde);
dropData = getTransferData(t);
dtde.dropComplete(true);
dtde.getDropTargetContext().dropComplete(true);
if (dropData != null) {
if (handler != null) {
handler.receiveDropString(dropData);
}
}
} else {
JConfig.log().logVerboseDebug("Rejecting!");
dtde.rejectDrop();
handler.receiveDropString(dropData);
}
}
@Override
public void drop(DropTargetDropEvent dtde) {
Point pt = dtde.getLocation();
DropTargetContext dtc = dtde.getDropTargetContext();
JTree tree = (JTree) dtc.getComponent();
TreePath parentpath = tree.getClosestPathForLocation(pt.x, pt.y);
Object node = parentpath.getLastPathComponent();
if (dtde.isDataFlavorSupported(TransferableUDO.UDO_CAT_FLAVOR)) {
if (!(node instanceof UDOCategory)) {
dtde.rejectDrop();
return;
}
if (dtde.getDropAction() == DnDConstants.ACTION_MOVE) {
dtde.acceptDrop(dtde.getDropAction());
Transferable tr = dtde.getTransferable();
try {
Object transferNode = tr.getTransferData(TransferableUDO.UDO_CAT_FLAVOR);
UDOCategory udoCategory = (UDOCategory) transferNode;
UDOCategory parentNode = (UDOCategory) node;
UDOLibrary udoLibrary = (UDOLibrary) tree.getModel();
udoLibrary.addCategory(parentNode, udoCategory);
dtde.dropComplete(true);
} catch (UnsupportedFlavorException | IOException e) {
dtde.dropComplete(false);
}
} else {
dtde.rejectDrop();
}
} else if (dtde.isDataFlavorSupported(TransferableUDO.UDO_FLAVOR)) {
dtde.acceptDrop(dtde.getDropAction());
try {
Transferable tr = dtde.getTransferable();
Object transferNode = tr.getTransferData(TransferableUDO.UDO_FLAVOR);
UserDefinedOpcode udo = (UserDefinedOpcode) transferNode;
UDOLibrary udoLibrary = (UDOLibrary) tree.getModel();
// iLibrary.removeInstrument(instrument);
if (node instanceof UDOCategory) {
UDOCategory parentNode = (UDOCategory) node;
udoLibrary.addUDO(parentNode, udo);
} else if (node instanceof UserDefinedOpcode) {
UDOCategory parentNode =
(UDOCategory) parentpath.getPathComponent(parentpath.getPathCount() - 2);
int index = ListUtil.indexOfByRef(parentNode.getUserDefinedOpcodes(), node);
int closestRow = tree.getClosestRowForLocation(pt.x, pt.y);
Rectangle bounds = tree.getRowBounds(closestRow);
if (pt.y > bounds.y + bounds.height) {
udoLibrary.addUDO(parentNode, udo);
} else {
udoLibrary.addUDO(parentNode, index, udo);
}
}
dtde.dropComplete(true);
} catch (UnsupportedFlavorException | IOException e) {
dtde.dropComplete(false);
}
} else {
dtde.rejectDrop();
}
}
@SuppressWarnings("unchecked")
public void drop(DropTargetDropEvent dtde) {
Logger.debug("Drop detected...");
Transferable t = dtde.getTransferable();
boolean isAccepted = false;
if (t.isDataFlavorSupported(DataFlavor.javaFileListFlavor)) {
while (true) {
Object o = null;
try {
dtde.acceptDrop(DnDConstants.ACTION_COPY_OR_MOVE);
o = t.getTransferData(DataFlavor.javaFileListFlavor);
isAccepted = true;
} catch (Exception e) {
Logger.error("transfer failed");
}
// if o is still null we had an exception
if (o instanceof List) {
List<File> fileList = (List<File>) o;
final int length = fileList.size();
if (length == 1) {
String fileName = fileList.get(0).getAbsolutePath().trim();
if (fileName.endsWith(".bmp")) break; // try another flavor -- Mozilla bug
dtde.getDropTargetContext().dropComplete(true);
loadFile(fileName);
return;
}
dtde.getDropTargetContext().dropComplete(true);
loadFiles(fileList);
return;
}
break;
}
}
Logger.debug("browsing supported flavours to find something useful...");
DataFlavor[] df = t.getTransferDataFlavors();
if (df == null || df.length == 0) return;
for (int i = 0; i < df.length; ++i) {
DataFlavor flavor = df[i];
Object o = null;
if (true) {
Logger.info("df " + i + " flavor " + flavor);
Logger.info(" class: " + flavor.getRepresentationClass().getName());
Logger.info(" mime : " + flavor.getMimeType());
}
if (flavor.getMimeType().startsWith("text/uri-list")
&& flavor.getRepresentationClass().getName().equals("java.lang.String")) {
/*
* This is one of the (many) flavors that KDE provides: df 2 flavour
* java.awt.datatransfer.DataFlavor[mimetype=text/uri-list;
* representationclass=java.lang.String] java.lang.String String: file
* :/home/egonw/data/Projects/SourceForge/Jmol/Jmol-HEAD/samples/
* cml/methanol2.cml
*
* A later KDE version gave me the following. Note the mime!! hence the
* startsWith above
*
* df 3 flavor java.awt.datatransfer.DataFlavor[mimetype=text/uri-list
* ;representationclass=java.lang.String] class: java.lang.String mime :
* text/uri-list; class=java.lang.String; charset=Unicode
*/
try {
o = null;
if (!isAccepted) dtde.acceptDrop(DnDConstants.ACTION_COPY_OR_MOVE);
isAccepted = true;
o = t.getTransferData(flavor);
} catch (Exception e) {
Logger.error(null, e);
}
if (o instanceof String) {
if (Logger.debugging) {
Logger.debug(" String: " + o.toString());
}
loadFile(o.toString());
dtde.getDropTargetContext().dropComplete(true);
return;
}
} else if (flavor
.getMimeType()
.equals("application/x-java-serialized-object; class=java.lang.String")) {
/*
* This is one of the flavors that jEdit provides:
*
* df 0 flavor java.awt.datatransfer.DataFlavor[mimetype=application/
* x-java-serialized-object;representationclass=java.lang.String] class:
* java.lang.String mime : application/x-java-serialized-object;
* class=java.lang.String String: <molecule title="benzene.mol"
* xmlns="http://www.xml-cml.org/schema/cml2/core"
*
* But KDE also provides:
*
* df 24 flavor java.awt.datatransfer.DataFlavor[mimetype=application
* /x-java-serialized-object;representationclass=java.lang.String]
* class: java.lang.String mime : application/x-java-serialized-object;
* class=java.lang.String String: file:/home/egonw/Desktop/1PN8.pdb
*/
try {
o = null;
if (!isAccepted) dtde.acceptDrop(DnDConstants.ACTION_COPY_OR_MOVE);
isAccepted = true;
o = t.getTransferData(df[i]);
} catch (Exception e) {
Logger.error(null, e);
}
if (o instanceof String) {
String content = (String) o;
if (Logger.debugging) {
Logger.debug(" String: " + content);
}
if (content.startsWith("file:/")) {
loadFile(content);
} else {
PropertyChangeEvent pce =
new PropertyChangeEvent(this, FD_PROPERTY_INLINE, fd_oldFileName, content);
fd_propSupport.firePropertyChange(pce);
}
dtde.getDropTargetContext().dropComplete(true);
return;
}
}
}
if (!isAccepted) dtde.rejectDrop();
}
/**
* The drag operation has terminated with a drop on this DropTarget. Be nice to somehow
* incorporate FigureTransferCommand here.
*/
public void drop(java.awt.dnd.DropTargetDropEvent dtde) {
System.out.println("DropTargetDropEvent-drop");
if (dtde.isDataFlavorSupported(DNDFiguresTransferable.DNDFiguresFlavor) == true) {
log("DNDFiguresFlavor");
if ((dtde.getDropAction() & DnDConstants.ACTION_COPY_OR_MOVE) != 0) {
log("copy or move");
if (dtde.isLocalTransfer() == false) {
System.err.println("Intra-JVM Transfers not implemented for figures yet.");
dtde.rejectDrop();
return;
}
dtde.acceptDrop(dtde.getDropAction());
try {
/* protection from a malicious dropped object */
setTargetUndoActivity(createTargetUndoActivity(view()));
DNDFigures ff =
(DNDFigures)
DNDHelper.processReceivedData(
DNDFiguresTransferable.DNDFiguresFlavor, dtde.getTransferable());
getTargetUndoActivity().setAffectedFigures(ff.getFigures());
Point theO = ff.getOrigin();
view().clearSelection();
Point newP = dtde.getLocation();
/**
* origin is where the figure thinks it is now newP is where the mouse is now. we move the
* figure to where the mouse is with this equation
*/
int dx = newP.x - theO.x; /* distance the mouse has moved */
int dy = newP.y - theO.y; /* distance the mouse has moved */
log("mouse at " + newP);
FigureEnumeration fe =
view().insertFigures(getTargetUndoActivity().getAffectedFigures(), dx, dy, false);
getTargetUndoActivity().setAffectedFigures(fe);
if (dtde.getDropAction() == DnDConstants.ACTION_MOVE) {
view().addToSelectionAll(getTargetUndoActivity().getAffectedFigures());
}
view().checkDamage();
editor().getUndoManager().pushUndo(getTargetUndoActivity());
editor().getUndoManager().clearRedos();
// update menus
editor().figureSelectionChanged(view());
dtde.dropComplete(true);
} catch (NullPointerException npe) {
npe.printStackTrace();
dtde.dropComplete(false);
}
} else {
dtde.rejectDrop();
}
} else if (dtde.isDataFlavorSupported(DataFlavor.stringFlavor)) {
log("String flavor dropped.");
dtde.acceptDrop(dtde.getDropAction());
Object o = DNDHelper.processReceivedData(DataFlavor.stringFlavor, dtde.getTransferable());
if (o != null) {
log("Received string flavored data.");
dtde.getDropTargetContext().dropComplete(true);
} else {
dtde.getDropTargetContext().dropComplete(false);
}
} else if (dtde.isDataFlavorSupported(DNDHelper.ASCIIFlavor) == true) {
log("ASCII Flavor dropped.");
dtde.acceptDrop(DnDConstants.ACTION_COPY);
Object o = DNDHelper.processReceivedData(DNDHelper.ASCIIFlavor, dtde.getTransferable());
if (o != null) {
log("Received ASCII Flavored data.");
dtde.getDropTargetContext().dropComplete(true);
// System.out.println(o);
} else {
dtde.getDropTargetContext().dropComplete(false);
}
} else if (dtde.isDataFlavorSupported(DataFlavor.javaFileListFlavor)) {
log("Java File List Flavor dropped.");
dtde.acceptDrop(DnDConstants.ACTION_COPY);
File[] fList =
(File[])
DNDHelper.processReceivedData(DataFlavor.javaFileListFlavor, dtde.getTransferable());
if (fList != null) {
log("Got list of files.");
for (int x = 0; x < fList.length; x++) {
System.out.println(fList[x].getAbsolutePath());
}
dtde.getDropTargetContext().dropComplete(true);
} else {
dtde.getDropTargetContext().dropComplete(false);
}
}
fLastX = 0;
fLastY = 0;
}