騷包路技術(shù)菜

/**/ /*
?*?mainf.java
?*
?*?Created?on?2009-3-22,?10:16:38
? */

/**?*/ /**
?*
?*? @author ?ChengLu
? */
public ? class ?mainf? extends ?javax.swing.JFrame? {

???? /**?*/ /** ?Creates?new?form?mainf? */
???? public ?mainf()? {
????????initComponents();
????}

???? /**?*/ /** ?This?method?is?called?from?within?the?constructor?to
?????*?initialize?the?form.
?????*?WARNING:?Do?NOT?modify?this?code.?The?content?of?this?method?is
?????*?always?regenerated?by?the?Form?Editor.
????? */
????@SuppressWarnings( " unchecked " )
???? // ?<editor-fold?defaultstate="collapsed"?desc="Generated?Code">??????????????????????????
???? private ? void ?initComponents()? {
????????java.awt.GridBagConstraints?gridBagConstraints;

????????jLabel1? = ? new ?javax.swing.JLabel();
????????jLabel2? = ? new ?javax.swing.JLabel();
????????jButton2? = ? new ?javax.swing.JButton();
????????jButton1? = ? new ?javax.swing.JButton();

????????setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
????????getContentPane().setLayout( new ?java.awt.GridBagLayout());

????????jLabel1.setText( " 我做的好不好？ " );
????????gridBagConstraints? = ? new ?java.awt.GridBagConstraints();
????????gridBagConstraints.anchor? = ?java.awt.GridBagConstraints.NORTH;
????????getContentPane().add(jLabel1,?gridBagConstraints);

????????jLabel2.setText( " Email:?chenglu@yeah.net????Web:http://www.mobai.org " );
????????gridBagConstraints? = ? new ?java.awt.GridBagConstraints();
????????gridBagConstraints.gridx? = ? 0 ;
????????gridBagConstraints.gridy? = ? 3 ;
????????gridBagConstraints.gridheight? = ? 8 ;
????????getContentPane().add(jLabel2,?gridBagConstraints);

????????jButton2.setText( " 很好 " );
????????jButton2.addMouseListener( new ?java.awt.event.MouseAdapter()? {
???????????? public ? void ?mouseClicked(java.awt.event.MouseEvent?evt)? {
????????????????jButton2MouseClicked(evt);
????????????}
????????} );
????????jButton2.addActionListener( new ?java.awt.event.ActionListener()? {
???????????? public ? void ?actionPerformed(java.awt.event.ActionEvent?evt)? {
????????????????jButton2ActionPerformed(evt);
????????????}
????????} );
????????gridBagConstraints? = ? new ?java.awt.GridBagConstraints();
????????gridBagConstraints.gridx? = ? 0 ;
????????gridBagConstraints.gridy? = ? 1 ;
????????getContentPane().add(jButton2,?gridBagConstraints);

????????jButton1.setText( " 不好 " );
????????jButton1.addMouseListener( new ?java.awt.event.MouseAdapter()? {
???????????? public ? void ?mouseEntered(java.awt.event.MouseEvent?evt)? {
????????????????jButton1MouseEntered(evt);
????????????}
????????} );
????????jButton1.addActionListener( new ?java.awt.event.ActionListener()? {
???????????? public ? void ?actionPerformed(java.awt.event.ActionEvent?evt)? {
????????????????jButton1ActionPerformed(evt);
????????????}
????????} );
????????gridBagConstraints? = ? new ?java.awt.GridBagConstraints();
????????gridBagConstraints.gridx? = ? 0 ;
????????gridBagConstraints.gridy? = ? 2 ;
????????getContentPane().add(jButton1,?gridBagConstraints);

????????pack();
????} // ?</editor-fold>????????????????????????

???? private ? void ?jButton1ActionPerformed(java.awt.event.ActionEvent?evt)? {?????????????????????????????????????????
???????? // ?TODO?add?your?handling?code?here:
????} ????????????????????????????????????????

???? private ? void ?jButton1MouseEntered(java.awt.event.MouseEvent?evt)? {??????????????????????????????????????
???????? // ?TODO?add?your?handling?code?here:
????????jButton1.setLocation(locatx(),locaty());
????} ?????????????????????????????????????

???? private ? void ?jButton2ActionPerformed(java.awt.event.ActionEvent?evt)? {?????????????????????????????????????????
???????? // ?TODO?add?your?handling?code?here:
????} ????????????????????????????????????????

???? private ? void ?jButton2MouseClicked(java.awt.event.MouseEvent?evt)? {??????????????????????????????????????
???????? // ?TODO?add?your?handling?code?here:
????????jButton2.setText( " 我就知道你最終會(huì)點(diǎn)這個(gè)的哈 " );

????} ?????????????????????????????????????
???? public ? static ? int ?locatx() {
???????? return ?( int )(Math.random() * 666 );
????}
???? public ? static ? int ?locaty() {
???????? return ?( int )(Math.random() * 666 );
????}
???? /**?*/ /**
????*? @param ?args?the?command?line?arguments
???? */
???? public ? static ? void ?main(String?args[])? {
????????java.awt.EventQueue.invokeLater( new ?Runnable()? {
???????????? public ? void ?run()? {
???????????????? new ?mainf().setVisible( true );
????????????}
????????} );
????}

???? // ?Variables?declaration?-?do?not?modify?????????????????????
???? private ?javax.swing.JButton?jButton1;
???? private ?javax.swing.JButton?jButton2;
???? private ?javax.swing.JLabel?jLabel1;
???? private ?javax.swing.JLabel?jLabel2;
???? // ?End?of?variables?declaration???????????????????

}

沒(méi)技術(shù)含量，由NetBeans直接生成，嘿嘿
思路：
創(chuàng)建一個(gè)Jbutton，設(shè)置鼠標(biāo)Entered事件，如果事件發(fā)生，那么Jbutton.setLocation(x,y);即更改位置
x,y值是2個(gè)隨機(jī)數(shù)
那么就是Math.random();生成一個(gè)隨機(jī)數(shù)(0-1之間的double數(shù)),乘以666強(qiáng)制轉(zhuǎn)換(int)之后傳入Jbutton.setLocation(x,y);即可。
(Done)?