File Online: JPopupMenu Java Tạo menu hiển thị trên Table với Java swing gui Eclipse

Saturday, January 14, 2017

JPopupMenu Java Tạo menu hiển thị trên Table với Java swing gui Eclipse

Add event Handler -> mouseReleased

Java 2016

table.addMouseListener (new MouseAdapter () {
 
 @Override
 public void mouseReleased (MouseEvent e) {
 int r = table.rowAtPoint (e.getPoint ());
 if (r> = 0 && r <table.getRowCount ()) {
 table.setRowSelectionInterval (r, r);
 } Else {
 table.clearSelection ();
 }
 // Row index is found ...
 int rowIndex = table.getSelectedRow ();
 if (rowIndex <0)
 return;
 if (e.isPopupTrigger () && e.getComponent () instanceof JTable) {
 JPopupMenu popup = createPopUp (rowIndex, table);
 popup.show (e.getComponent (), e.getX (), e.getY ());
 }
 }
});

Method createPopUp()
Ph??ng th?c ki?u JPopUpMenu có 2 tham s?

Java gui 2016

// JPopupMenu
  public JPopupMenu createPopUp (int rowIndex, JTable table) {
 JPopupMenu JPopupMenu popup = new ();
 JMenuItem delete = new JMenuItem ( "Delete");
 JMenuItem exit = new JMenuItem ( "Exit");
 delete.addActionListener (new ActionListener () {
 @Override
 public void actionPerformed (ActionEvent e) {
 JOptionPane.showMessageDialog (null, "Delete successfuly!");
 }
 });
 exit.addActionListener (new ActionListener () {
 @Override
 public void actionPerformed (ActionEvent e) { 
 JOptionPane.showMessageDialog (null, "Exit");
 }
 });
 popup.add (delete);
 popup.add (exit);
 return popup;
}

Available link for download