Example usage for java.awt.event MouseEvent getSource

Introduction

In this page you can find the example usage for java.awt.event MouseEvent getSource.

Prototype

public Object getSource()

Source Link

Document

The object on which the Event initially occurred.

Usage

From source file:Main.java

public static void main(String[] argv) throws Exception {
    String[] items = { "A", "B", "C", "D" };
    JList list = new JList(items);

    list.addMouseListener(new MouseAdapter() {
        public void mouseClicked(MouseEvent evt) {
            JList list = (JList) evt.getSource();
            if (evt.getClickCount() == 2) { // Double-click
                int index = list.locationToIndex(evt.getPoint());
            } else if (evt.getClickCount() == 3) { // Triple-click
                int index = list.locationToIndex(evt.getPoint());
            }/*from   ww  w .  j a v  a2s . c o  m*/
        }
    });
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    JLabel label = new JLabel("Label Text");

    final String propertyName = "text";
    label.setTransferHandler(new TransferHandler(propertyName));

    label.addMouseListener(new MouseAdapter() {
        public void mousePressed(MouseEvent evt) {
            JComponent comp = (JComponent) evt.getSource();
            TransferHandler th = comp.getTransferHandler();

            th.exportAsDrag(comp, evt, TransferHandler.COPY);
        }// ww w .  j  a va 2s  .c  o  m
    });
}

From source file:DragLabel.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Drag Label");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JLabel label = new JLabel("Hello, World");
    label.setTransferHandler(new TransferHandler("foreground"));
    MouseListener listener = new MouseAdapter() {
        public void mousePressed(MouseEvent me) {
            JComponent comp = (JComponent) me.getSource();
            TransferHandler handler = comp.getTransferHandler();
            handler.exportAsDrag(comp, me, TransferHandler.COPY);
        }/*from   w  ww .j a  v a 2  s  . c  om*/
    };
    label.addMouseListener(listener);
    frame.add(label, BorderLayout.SOUTH);

    JTextField text = new JTextField();
    frame.add(text, BorderLayout.NORTH);

    frame.setSize(300, 150);
    frame.setVisible(true);
}

From source file:JListLocationToIndexSample.java

public static void main(String args[]) {
    String labels[] = { "A", "B", "C", "D", "E", "F", "G", "H" };
    JFrame frame = new JFrame("Selecting JList");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JList jlist = new JList(labels);
    JScrollPane scrollPane1 = new JScrollPane(jlist);
    frame.add(scrollPane1, BorderLayout.CENTER);

    MouseListener mouseListener = new MouseAdapter() {
        public void mouseClicked(MouseEvent mouseEvent) {
            JList theList = (JList) mouseEvent.getSource();
            if (mouseEvent.getClickCount() == 2) {
                int index = theList.locationToIndex(mouseEvent.getPoint());
                if (index >= 0) {
                    Object o = theList.getModel().getElementAt(index);
                    System.out.println("Double-clicked on: " + o.toString());
                }//from   w  ww .  j a  va  2s.  c om
            }
        }
    };
    jlist.addMouseListener(mouseListener);

    frame.setSize(350, 200);
    frame.setVisible(true);
}

From source file:MainClass.java

public static void main(final String args[]) {
    final String labels[] = { "A", "B", "C", "D", "E" };
    JFrame frame = new JFrame("Selecting JList");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JList jlist = new JList(labels);
    JScrollPane scrollPane1 = new JScrollPane(jlist);
    frame.add(scrollPane1);//from  w  w  w  . ja va 2s.  c  o  m

    MouseListener mouseListener = new MouseAdapter() {
        public void mouseClicked(MouseEvent mouseEvent) {
            JList theList = (JList) mouseEvent.getSource();
            if (mouseEvent.getClickCount() == 2) {
                int index = theList.locationToIndex(mouseEvent.getPoint());
                if (index >= 0) {
                    Object o = theList.getModel().getElementAt(index);
                    System.out.println("Double-clicked on: " + o.toString());
                }
            }
        }
    };
    jlist.addMouseListener(mouseListener);

    frame.setSize(350, 200);
    frame.setVisible(true);
}

From source file:Main.java

public static void main(String args[]) {
    String labels[] = { "A", "B", "C", "D", "E", "F", "G", "H" };
    JFrame f = new JFrame();
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JList<String> jlist = new JList<>(labels);
    JScrollPane scrollPane1 = new JScrollPane(jlist);
    f.add(scrollPane1, BorderLayout.CENTER);

    MouseListener mouseListener = new MouseAdapter() {
        public void mouseClicked(MouseEvent mouseEvent) {
            JList<String> theList = (JList) mouseEvent.getSource();
            if (mouseEvent.getClickCount() == 2) {
                int index = theList.locationToIndex(mouseEvent.getPoint());
                if (index >= 0) {
                    Object o = theList.getModel().getElementAt(index);
                    System.out.println("Double-clicked on: " + o.toString());
                }//from  ww w  .j a va2s . c  o m
            }
        }
    };
    jlist.addMouseListener(mouseListener);
    f.setSize(350, 200);
    f.setVisible(true);
}

From source file:Main.java

public static void main(String args[]) {
    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JList list = new JList(new CheckListItem[] { new CheckListItem("apple"), new CheckListItem("orange"),
            new CheckListItem("mango"), new CheckListItem("mango"), new CheckListItem("mango"),
            new CheckListItem("mango"), new CheckListItem("mango"), new CheckListItem("mango"),
            new CheckListItem("mango"), new CheckListItem("mango"), new CheckListItem("mango"),

            new CheckListItem("paw paw"), new CheckListItem("banana") });
    list.setCellRenderer(new CheckListRenderer());
    list.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
    list.addMouseListener(new MouseAdapter() {
        @Override/*  ww  w .  j ava 2 s .  c  o m*/
        public void mouseClicked(MouseEvent event) {
            JList list = (JList) event.getSource();
            int index = list.locationToIndex(event.getPoint());// Get index of item
                                                               // clicked
            CheckListItem item = (CheckListItem) list.getModel().getElementAt(index);
            item.setSelected(!item.isSelected()); // Toggle selected state
            list.repaint(list.getCellBounds(index, index));// Repaint cell
        }
    });
    frame.getContentPane().add(new JScrollPane(list));
    frame.pack();
    frame.setVisible(true);
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    JFrame f = new JFrame(Main.class.getSimpleName());
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    BufferedImage bi = ImageIO.read(new URL("http://www.java2s.com/style/download.png"));
    JPanel panel = new JPanel(new BorderLayout());
    JLabel label = new JLabel(new ImageIcon(bi));
    panel.add(label);/*from   w w  w  .jav a 2  s  . co m*/
    MouseMotionListener doScrollRectToVisible = new MouseMotionAdapter() {
        @Override
        public void mouseDragged(MouseEvent e) {
            Rectangle r = new Rectangle(e.getX(), e.getY(), 1, 1);
            ((JPanel) e.getSource()).scrollRectToVisible(r);
        }
    };
    panel.addMouseMotionListener(doScrollRectToVisible);

    panel.setAutoscrolls(true);
    f.add(new JScrollPane(panel));
    f.pack();
    f.setSize(f.getWidth() / 2, f.getHeight() / 2);
    f.setVisible(true);
}

From source file:SelectingJListSample.java

public static void main(String args[]) {
    String labels[] = { "A", "B", "C", "D", "E", "F", "G", "H", "I", "J" };
    JFrame frame = new JFrame("Selecting JList");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    Container contentPane = frame.getContentPane();

    JList jlist = new JList(labels);
    JScrollPane scrollPane1 = new JScrollPane(jlist);
    contentPane.add(scrollPane1, BorderLayout.WEST);

    ListSelectionListener listSelectionListener = new ListSelectionListener() {
        public void valueChanged(ListSelectionEvent listSelectionEvent) {
            System.out.print("First index: " + listSelectionEvent.getFirstIndex());
            System.out.print(", Last index: " + listSelectionEvent.getLastIndex());
            boolean adjust = listSelectionEvent.getValueIsAdjusting();
            System.out.println(", Adjusting? " + adjust);
            if (!adjust) {
                JList list = (JList) listSelectionEvent.getSource();
                int selections[] = list.getSelectedIndices();
                Object selectionValues[] = list.getSelectedValues();
                for (int i = 0, n = selections.length; i < n; i++) {
                    if (i == 0) {
                        System.out.print("  Selections: ");
                    }//w ww  . j ava  2  s . c  o  m
                    System.out.print(selections[i] + "/" + selectionValues[i] + " ");
                }
                System.out.println();
            }
        }
    };
    jlist.addListSelectionListener(listSelectionListener);

    MouseListener mouseListener = new MouseAdapter() {
        public void mouseClicked(MouseEvent mouseEvent) {
            JList theList = (JList) mouseEvent.getSource();
            if (mouseEvent.getClickCount() == 2) {
                int index = theList.locationToIndex(mouseEvent.getPoint());
                if (index >= 0) {
                    Object o = theList.getModel().getElementAt(index);
                    System.out.println("Double-clicked on: " + o.toString());
                }
            }
        }
    };
    jlist.addMouseListener(mouseListener);

    frame.setSize(350, 200);
    frame.setVisible(true);
}

From source file:MainClass.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Drag Image");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    Icon icon = new ImageIcon("image.jpg");
    JLabel label = new JLabel(icon);
    label.setTransferHandler(new ImageSelection());
    MouseListener listener = new MouseAdapter() {
        public void mousePressed(MouseEvent me) {
            JComponent comp = (JComponent) me.getSource();
            TransferHandler handler = comp.getTransferHandler();
            handler.exportAsDrag(comp, me, TransferHandler.COPY);
        }/*w ww.j  av  a  2 s.c om*/
    };
    label.addMouseListener(listener);
    frame.add(new JScrollPane(label), BorderLayout.CENTER);

    frame.setSize(300, 150);
    frame.setVisible(true);
}