public static void setDragDrop(final Text text) {
Transfer[] types = new Transfer[] {TextTransfer.getInstance()};
int operations = DND.DROP_MOVE | DND.DROP_COPY | DND.DROP_LINK;
final DragSource source = new DragSource(text, operations);
source.setTransfer(types);
source.addDragListener(
new DragSourceListener() {
Point selection;
@Override
public void dragStart(DragSourceEvent e) {
selection = text.getSelection();
e.doit = selection.x != selection.y;
}
@Override
public void dragSetData(DragSourceEvent e) {
e.data = text.getText(selection.x, selection.y - 1);
}
@Override
public void dragFinished(DragSourceEvent e) {
if (e.detail == DND.DROP_MOVE) {
text.setSelection(selection);
text.insert("");
}
selection = null;
}
});
DropTarget target = new DropTarget(text, operations);
target.setTransfer(types);
target.addDropListener(
new DropTargetAdapter() {
@Override
public void drop(DropTargetEvent event) {
if (event.data == null) {
event.detail = DND.DROP_NONE;
return;
}
text.append((String) event.data);
}
});
}
public DragLabel(String s) {
this.setText(s);
this.setOpaque(true);
this.dragSource = DragSource.getDefaultDragSource();
this.dgListener = new DGListener();
this.dsListener = new DSListener();
// component, action, listener
this.dragSource.createDefaultDragGestureRecognizer(this, this.dragAction, this.dgListener);
}
public AndItem(boolean preview, Window w) {
super(preview);
this.w = w;
FlowLayout fl = new FlowLayout(FlowLayout.CENTER, 1, 1);
this.setLayout(fl);
lefthand = new ParameterSlot(Parameter.Condition, "lefthand", preview, w);
this.add(lefthand);
JLabel la = new JLabel(" AND ");
this.add(la);
righthand = new ParameterSlot(Parameter.Condition, "righthand", preview, w);
this.add(righthand);
ToolTipItem tti = new ToolTipItem();
tti.setToolTipText(
"<html>This is an if item, if the specified condition <br> is fulfilled, the following block will be executed</html>");
this.add(tti);
this.setBackground(new Color(108, 45, 199));
this.setBorder(BorderFactory.createLineBorder(Color.black));
if (preview) {
DragSource ds = new DragSource();
ParameterDragGestureListener pdgl = new ParameterDragGestureListener();
ds.createDefaultDragGestureRecognizer(this, DnDConstants.ACTION_COPY, pdgl);
ds.addDragSourceMotionListener(pdgl);
ds.addDragSourceListener(
new DragSourceListener() {
@Override
public void dropActionChanged(DragSourceDragEvent dsde) {}
@Override
public void dragOver(DragSourceDragEvent dsde) {}
@Override
public void dragExit(DragSourceEvent dse) {}
@Override
public void dragEnter(DragSourceDragEvent dsde) {}
@Override
public void dragDropEnd(DragSourceDropEvent dsde) {
ImageMover.stop();
}
});
}
}
public void init() {
DragSource dragSource = DragSource.getDefaultDragSource();
// 将srcLabel转换成拖放源，它能接受复制、移动两种操作
dragSource.createDefaultDragGestureRecognizer(
srcLabel,
DnDConstants.ACTION_COPY_OR_MOVE,
new DragGestureListener() {
public void dragGestureRecognized(DragGestureEvent event) {
// 将JLabel里的文本信息包装成Transferable对象
String txt = srcLabel.getText();
Transferable transferable = new StringSelection(txt);
// 继续拖放操作,拖放过程中使用手状光标
event.startDrag(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR), transferable);
}
});
jf.add(new JScrollPane(srcLabel));
jf.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
jf.pack();
jf.setVisible(true);
}
public VariablePanel(String variableName, boolean preview, Window w) {
super(preview);
this.w = w;
if (preview) {
w.spellItems.put(variableName, this);
}
this.s = variableName;
JLabel jl = new JLabel(variableName);
this.setLayout(new BorderLayout());
this.add(jl, BorderLayout.CENTER);
this.setBorder(BorderFactory.createLineBorder(Color.black));
this.setBackground(Color.lightGray);
DragSource ds = new DragSource();
VariableDragGestureListener pdgl = new VariableDragGestureListener();
ds.createDefaultDragGestureRecognizer(this, DnDConstants.ACTION_COPY, pdgl);
ds.addDragSourceMotionListener(pdgl);
ds.addDragSourceListener(
new DragSourceListener() {
@Override
public void dropActionChanged(DragSourceDragEvent dsde) {}
@Override
public void dragOver(DragSourceDragEvent dsde) {}
@Override
public void dragExit(DragSourceEvent dse) {}
@Override
public void dragEnter(DragSourceDragEvent dsde) {}
@Override
public void dragDropEnd(DragSourceDropEvent dsde) {
ImageMover.stop();
}
});
}
public DragLabel(String s, int a) {
if (a != DnDConstants.ACTION_NONE
&& a != DnDConstants.ACTION_COPY
&& a != DnDConstants.ACTION_MOVE
&& a != DnDConstants.ACTION_COPY_OR_MOVE
&& a != DnDConstants.ACTION_LINK) throw new IllegalArgumentException("action" + a);
this.dragAction = a;
this.setText(s);
this.setOpaque(true);
this.dragSource = DragSource.getDefaultDragSource();
this.dgListener = new DGListener();
this.dsListener = new DSListener();
// component, action, listener
this.dragSource.createDefaultDragGestureRecognizer(this, this.dragAction, this.dgListener);
}
public TestXEmbedServer(boolean manual) {
// Enable testing extensions in XEmbed server
System.setProperty("sun.awt.xembed.testing", "true");
f = new Frame("Main frame");
f.addWindowListener(
new WindowAdapter() {
public void windowClosing(WindowEvent e) {
synchronized (TestXEmbedServer.this) {
TestXEmbedServer.this.notifyAll();
}
dummy.dispose();
f.dispose();
}
});
f.setLayout(new BorderLayout());
Container bcont = new Container();
toFocus = new Button("Click to focus server");
final TextField tf = new TextField(20);
tf.setName("0");
DragSource ds = new DragSource();
final DragSourceListener dsl =
new DragSourceAdapter() {
public void dragDropEnd(DragSourceDropEvent dsde) {}
};
final DragGestureListener dgl =
new DragGestureListener() {
public void dragGestureRecognized(DragGestureEvent dge) {
dge.startDrag(null, new StringSelection(tf.getText()), dsl);
}
};
ds.createDefaultDragGestureRecognizer(tf, DnDConstants.ACTION_COPY, dgl);
final DropTargetListener dtl =
new DropTargetAdapter() {
public void drop(DropTargetDropEvent dtde) {
dtde.acceptDrop(DnDConstants.ACTION_COPY);
try {
tf.setText(
tf.getText()
+ (String) dtde.getTransferable().getTransferData(DataFlavor.stringFlavor));
} catch (Exception e) {
}
}
};
final DropTarget dt = new DropTarget(tf, dtl);
Button b_add = new Button("Add client");
b_add.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
addClient();
}
});
Button b_remove = new Button("Remove client");
b_remove.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
if (clientCont.getComponentCount() != 0) {
clientCont.remove(clientCont.getComponentCount() - 1);
}
}
});
b_close = new JButton("Close modal dialog");
b_close.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
modal_d.dispose();
}
});
b_modal = new Button("Show modal dialog");
b_modal.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
modal_d = new JDialog(f, "Modal dialog", true);
modal_d.setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
modal_d.setBounds(0, 100, 200, 50);
modal_d.getContentPane().add(b_close);
modal_d.validate();
modal_d.show();
}
});
bcont.add(tf);
bcont.add(toFocus);
bcont.add(b_add);
bcont.add(b_remove);
bcont.add(b_modal);
if (manual) {
Button pass = new Button("Pass");
pass.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
passed = true;
synchronized (TestXEmbedServer.this) {
TestXEmbedServer.this.notifyAll();
}
}
});
bcont.add(pass);
Button fail = new Button("Fail");
fail.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
passed = false;
synchronized (TestXEmbedServer.this) {
TestXEmbedServer.this.notifyAll();
}
}
});
bcont.add(fail);
}
b_modal.setName("2");
bcont.setLayout(new FlowLayout());
f.add(bcont, BorderLayout.NORTH);
clientCont = Box.createVerticalBox();
f.add(clientCont, BorderLayout.CENTER);
dummy = new JFrame("Dummy");
dummy.getContentPane().add(new JButton("Button"));
dummy.setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
dummy.setBounds(0, VERTICAL_POSITION, 100, 100);
dummy.setVisible(true);
f.setBounds(300, VERTICAL_POSITION, 800, 300);
f.setVisible(true);
}