围棋源代码JavaApplet小程序

1、/*一个java围棋程序源代码*/ import java.awt.*;import java.awt.event.*;import javax.swing.joptionpane;public class chess extends frame chesspad chesspad= new chesspad(); chess() add(chesspad); chesspad.setbounds(70,90,440,440); label label=new label(click to point,doubled_click to remove,right click to back,la

2、bel.center); add(label); label.setbounds(70,55,440,24); label.setbackground(color.orange); addwindowlistener ( new windowadapter() public void windowclosing(windowevent e) system.exit(0); ); setlayout(null); setvisible(true); setsize(600,550); public static void main(string args) chess chess=new che

3、ss(); class chesspad extends panel implements mouselistener, actionlistener,focuslistener int x = -1, y = -1, chesscolor = 1; string blackname=,whitename=; button startbutton=new button(restart); button inputbutton=new button(input); textfield text_1=new textfield(black please), text_2=new textfield

4、(),/white please text_3=new textfield(blackname), text_4=new textfield(whitename); chesspad() add(inputbutton); inputbutton.setbounds(35,5,60,26); inputbutton.addactionlistener(this); inputbutton.addfocuslistener(this); add(text_3); text_3.setbounds(115,5,90,24); text_3.addfocuslistener(this); text_

5、3.seteditable(true); add(text_4); text_4.setbounds(315,5,90,24); text_4.addfocuslistener(this); text_4.seteditable(true); add(startbutton); startbutton.setbounds(35,36,60,26); startbutton.setenabled(false); startbutton.addactionlistener(this); add(text_1); text_1.setbounds(115,36,90,24); text_1.sete

6、nabled(false); text_1.seteditable(false); add(text_2); text_2.setbounds(315,36,90,24); text_2.setenabled(false); text_2.seteditable(false); setsize(440,440); setlayout(null); setbackground(color.orange); addmouselistener(this); public void paint(graphics g) for(int i=80;i=400;i=i+20) g.drawline(40,i

7、,400,i); g.drawline(40,420,400,420); for(int j=40;j=380;j=j+20) g.drawline(j,80,j,420); g.drawline(400,80,400,420); g.filloval(97,137,6,6); g.filloval(337,137,6,6); g.filloval(97,377,6,6); g.filloval(337,377,6,6); g.filloval(217,257,6,6); public void focusgained(focusevent e) component com=(componen

8、t)e.getsource(); if(com=text_3) text_3.settext(); else if(com=text_4) text_4.settext(); public void focuslost(focusevent e) public void mousepressed(mouseevent e) if(e.getmodifiers()=inputevent.button1_mask) x = (int)e.getx(); y = (int)e.gety(); int a=(x+10)/20,b=(y+10)/20; chesspoint_black chesspoi

9、nt_black=new chesspoint_black(this); chesspoint_white chesspoint_white=new chesspoint_white(this); if(x/202|y/2019|y/2020) else if(blackname.length()=0|whitename.length()=0) joptionpane.showmessagedialog(this,please input the players name,and click input button before you start chess!,reminder,jopti

10、onpane.warning_message); else if(blackname.equals(blackname) joptionpane.showmessagedialog(this,please input the black players name,and click input button,reminder,joptionpane.warning_message); else if(whitename.equals(whitename) joptionpane.showmessagedialog(this,please input the white players name

11、,and click input button,reminder,joptionpane.warning_message); else if(chesscolor=1) this.add(chesspoint_black); chesspoint_black.setbounds(a*20-10,b*20-10,20,20); chesscolor=chesscolor*(-1); text_2.settext(this.whitename+ please); text_1.settext(); else if(chesscolor=-1) this.add(chesspoint_white);

12、 chesspoint_white.setbounds(a*20-10,b*20-10,20,20); chesscolor=chesscolor*(-1); text_1.settext(this.blackname+ please); text_2.settext(); public void mousereleased(mouseevent e) public void mouseentered(mouseevent e) public void mouseexited(mouseevent e) public void mouseclicked(mouseevent e) public

13、 void actionperformed(actionevent e) if(e.getsource()=inputbutton) blackname=text_3.gettext().trim(); whitename=text_4.gettext().trim(); if(blackname.length()=0|whitename.length()=0) joptionpane.showmessagedialog(this,you did not complete the information or you have input the illegal characteristics

14、!,reminder,joptionpane.warning_message); else if(blackname.equals(blackname) joptionpane.showmessagedialog(this,please input the black players name,reminder,joptionpane.warning_message); else if(whitename.equals(whitename) joptionpane.showmessagedialog(this,please input the white players name,remind

15、er,joptionpane.warning_message); else if(text_3.gettext().equals(text_4.gettext() joptionpane.showmessagedialog(this,you have input the same name for two different players, please reinput the players name,reminder,joptionpane.warning_message); else inputbutton.setenabled(false); text_3.removefocusli

16、stener(this); text_3.setenabled(false); text_4.setenabled(false); startbutton.setenabled(true); text_1.setenabled(true); text_1.settext(blackname+ please); text_2.setenabled(true); else if(e.getsource()=startbutton) this.removeall(); inputbutton.setenabled(true); text_3.setenabled(true); text_4.sete

17、nabled(true); startbutton.setenabled(false); text_1.setenabled(false); text_2.setenabled(false); chesscolor=1; add(startbutton); startbutton.setbounds(35,36,60,26); add(text_1); text_1.setbounds(115,36,90,24); text_1.settext(black please); add(text_2); text_2.setbounds(315,36,90,24); text_2.settext(

18、); add(inputbutton); inputbutton.setbounds(35,5,60,26); add(text_3); text_3.settext(blackname); text_3.addfocuslistener(this); text_3.setbounds(115,5,90,24); add(text_4); text_4.settext(whitename); text_4.setbounds(315,5,90,24); blackname=; whitename=; class chesspoint_black extends canvas implement

19、s mouselistener chesspad chesspad=null; chesspoint_black(chesspad p) setsize(20,20); chesspad=p; addmouselistener(this); public void paint(graphics g) g.setcolor(color.black); g.filloval(0,0,20,20); public void mousepressed(mouseevent e) if(e.getmodifiers()=inputevent.button3_mask) chesspad.remove(t

20、his); chesspad.chesscolor=1; chesspad.text_2.settext(); chesspad.text_1.settext(chesspad.blackname+ please); public void mousereleased(mouseevent e) public void mouseentered(mouseevent e) public void mouseexited(mouseevent e) public void mouseclicked(mouseevent e) if(e.getclickcount()=2) chesspad.remove(