Guess number Game

Function: Generate a random number, guess the size of the random number, the opportunity only 3 times, and if wrong, the focus automatically return.
Interface used: ActionListener Focuslistener;

Code:

 PackageCom.niit.guessgame;ImportJava.awt.Color;Importjava.awt.FlowLayout;Importjava.awt.event.ActionEvent;ImportJava.awt.event.ActionListener;Importjava.awt.event.FocusEvent;ImportJava.awt.event.FocusListener;ImportJava.awt.event.WindowAdapter;Importjava.awt.event.WindowEvent;ImportJava.util.Random;ImportJavax.swing.JButton;ImportJavax.swing.JFrame;ImportJavax.swing.JLabel;ImportJavax.swing.JOptionPane;ImportJavax.swing.JTextField;/** *  *//** * @authorAnnie * @date June 6, 2016 * @description: Guess the number game (use the Focus event, activity event)*/ Public classGuessgameextendsJFrameImplementsactionlistener,focuslistener{ Public Static voidMain (string[] args) {NewGuessgame ();    } JLabel Hintlabel;    JButton Buttongetnumber,buttonenter;    JTextField Inputtext;    Random random; intNumber ; intCount =1; intI =3;  PublicGuessgame () {Super("Guess number"); SetLayout (NewFlowLayout ()); SetSize (300, 300); Buttongetnumber=NewJButton ("Get a random number:"); Hintlabel=NewJLabel ("Enter the number you guessed", Jlabel.center);        Hintlabel.setbackground (Color.cyan); Inputtext=NewJTextField (10); Buttonenter=NewJButton ("OK");        Add (Buttongetnumber);        Add (Hintlabel);        Add (Inputtext);        Add (Buttonenter); SetVisible (true); Buttongetnumber.addactionlistener ( This); Buttonenter.addactionlistener ( This); Inputtext.addfocuslistener ( This);        Inputtext.requestfocusinwindow (); Addwindowlistener (NewWindowadapter () {@Override Public voidwindowclosing (windowevent e) {Super. windowclosing (e);            Dispose ();    }        }); } @Override Public voidactionperformed (ActionEvent e) {if(E.getsource () = =Buttongetnumber) {Random=NewRandom (); number= Random.nextint (1000); Hintlabel.settext ("Please enter the number you want to guess:"); }Else if(E.getsource () = =buttonenter) {            intGuess =integer.valueof (Inputtext.gettext ()); if(Number = =guess) {Hintlabel.settext ("Guess right!" "); }Else if(Number >guess) {Count++; I--; Hintlabel.settext ("Guess small, you still have:" +i+ "chance, please continue to enter");            Inputtext.requestfocusinwindow (); }Else if(Number <guess) {Count++; I--; Hintlabel.settext ("Guess big, you still have:" +i+ "chance, please continue to enter"); Inputtext.requestfocusinwindow ();//Get Focus            }        }        if(Count > 3) {Joptionpane.showconfirmdialog (GetParent (),"Game Over"); }} @Override Public voidfocusgained (focusevent e) {Inputtext=(JTextField) E.getsource (); Inputtext.settext (NULL); } @Override Public voidFocuslost (focusevent e) {//TODO auto-generated Method Stub    }}

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Guess number Game