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import?java.awt.event.ActionEvent;

import?java.awt.event.ActionListener;

import?javax.swing.JButton;

import?javax.swing.JFrame;

import?javax.swing.JLabel;

import?javax.swing.JTextField;

import?javax.swing.SwingConstants;

public?class?SetLocationFrame?extends?JFrame{

private?JTextField?t1,t2;

JLabel?l;

int?x,y;

public?static?void?main(String[]args){

62616964757a686964616fe4b893e5b19e31333332633039new?SetLocationFrame();

}

public?SetLocationFrame(){

super("Where?should?I?be?");

this.setLayout(null);

this.setDefaultCloseOperation(3);

init();

this.setVisible(true);

}

private?void?init()?{

setBounds(100,?100,?300,?200);

x?=?this.getLocation().x;

y?=?this.getLocation().y;

JLabel?lblNewLabel?=?new?JLabel("Enter?new?X?here");

lblNewLabel.setBounds(44,?10,?136,?20);

add(lblNewLabel);

JLabel?lblEnterNewY?=?new?JLabel("Enter?new?Y?here");

lblEnterNewY.setBounds(44,?40,?136,?20);

add(lblEnterNewY);

t1?=?new?JTextField(x+"");

t1.setBounds(190,?10,?66,?21);

add(t1);

t1.setColumns(10);

t1.addActionListener(new?ActionListener(){

@Override

public?void?actionPerformed(ActionEvent?e)?{

x?=?Integer.parseInt(t1.getText());

l.setText("x?is?"+?x?+"?and?y?is?"+y);

t2.requestFocus();

}

});

t2?=?new?JTextField(y+"");

t2.setColumns(10);

t2.setBounds(190,?40,?66,?21);

add(t2);

t2.addActionListener(new?ActionListener(){

@Override

public?void?actionPerformed(ActionEvent?e)?{

y?=?Integer.parseInt(t2.getText());

l.setText("x?is?"+?x?+"?and?y?is?"+y);

}

});

JButton?b?=?new?JButton("Move?The?Window");

b.addActionListener(new?ActionListener()?{

@Override

public?void?actionPerformed(ActionEvent?e)?{

setLocation(x,y);

System.out.println(x?+":"?+?y);

}

});

b.setBounds(54,?70,?197,?37);

add(b);

JLabel?lblComponentOfCurrent?=?new?JLabel("Component?of?Current?Location:");

lblComponentOfCurrent.setBounds(44,?114,?197,?20);

add(lblComponentOfCurrent);

l?=?new?JLabel("x?is?"+?x?+"?and?y?is?"+y);

l.setHorizontalAlignment(SwingConstants.CENTER);

l.setBounds(64,?144,?156,?20);

add(l);

}

}

總結

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