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javaadd源代码 javaadd
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求编写一个超级简单的Java的程序源代码
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
class ConstructFrame extends JFrame
{
private static final long serialVersionUID = 1L;
String value1="",result,value2="";
int flag=0,fix=0,sum=1;
Boolean happy;
JTextField text=new JTextField(30);
int flagsum=0;
Container c=getContentPane();
JButton buttonx;
ConstructFrame()
{ super("计算器");
c.setLayout(null);
c.setBackground(Color.blue);
this.setSize(400, 400);
c.add(text);
text.setHorizontalAlignment(JTextField.RIGHT);
final JButton buttonx=new JButton("BackSpace");
c.add(buttonx);
buttonx.addMouseListener(new MouseAdapter()
{
public void mousePressed(MouseEvent e)
{
int count=0;
String temp;
if(flag==0)
{
count=value1.length();
if(count!=1)
temp=value1.substring(0, count-1);
else
temp="0";
value1=temp;
}
else
{
count=value2.length();
if(count!=1)
temp=value2.substring(0, count-1);
else
temp="0";
value2=temp;
}
text.setText(temp);
}
});
final JButton buttony=new JButton("CE");
c.add(buttony);
buttony.addMouseListener(new MouseAdapter()
{
public void mousePressed(MouseEvent e)
{
value1="";
value2="";
flag=0;
text.setText("0");
}
});
final JButton button1=new JButton("1");
c.add(button1);
button1.addMouseListener(new MouseAdapter()
{
public void mousePressed(MouseEvent e)
{
String temp;
if(flag==0)
{
value1=value1+1;
temp=value1;
}
else
{
value2=value2+1;
temp=value2;
}
text.setText(temp);
}
});
final JButton button2=new JButton(" 2 ");
c.add(button2);
button2.addMouseListener(new MouseAdapter()
{
public void mousePressed(MouseEvent e)
{
String temp;
if(flag==0)
{
value1=value1+2;
temp=value1;
}
else
{
value2=value2+2;
temp=value2;
}
text.setText(temp);
}
});
final JButton button3=new JButton("3");
c.add(button3);
button3.addMouseListener(new MouseAdapter()
{
public void mousePressed(MouseEvent e)
{
String temp;
if(flag==0)
{
value1=value1+3;
temp=value1;
}
else
{
value2=value2+3;
temp=value2;
}
text.setText(temp);
}
});
final JButton button4=new JButton("4");
c.add(button4);
button4.addMouseListener(new MouseAdapter()
{
public void mousePressed(MouseEvent e)
{
String temp;
if(flag==0)
{
value1=value1+4;
temp=value1;
}
else
{
value2=value2+4;
temp=value2;
}
text.setText(temp);
}
});
final JButton button5=new JButton("5");
c.add(button5);
button5.addMouseListener(new MouseAdapter()
{
public void mousePressed(MouseEvent e)
{
String temp;
if(flag==0)
{
value1=value1+5;
temp=value1;
}
else
{
value2=value2+5;
temp=value2;
}
text.setText(temp);
}
});
final JButton button6=new JButton("6");
c.add(button6);
button6.addMouseListener(new MouseAdapter()
{
public void mousePressed(MouseEvent e)
{
String temp;
if(flag==0)
{
value1=value1+6;
temp=value1;
}
else
{
value2=value2+6;
temp=value2;
}
text.setText(temp);
}
});
final JButton button7=new JButton("7");
c.add(button7);
button7.addMouseListener(new MouseAdapter()
{
public void mousePressed(MouseEvent e)
{
String temp;
if(flag==0)
{
value1=value1+7;
temp=value1;
}
else
{
value2=value2+7;
temp=value2;
}
text.setText(temp);
}
});
final JButton button8=new JButton("8");
c.add(button8);
button8.addMouseListener(new MouseAdapter()
{
public void mousePressed(MouseEvent e)
{
String temp;
if(flag==0)
{
value1=value1+8;
temp=value1;
}
else
{
value2=value2+8;
temp=value2;
}
text.setText(temp);
}
});
final JButton button9=new JButton("9");
c.add(button9);
button9.addMouseListener(new MouseAdapter()
{
public void mousePressed(MouseEvent e)
{
String temp;
if(flag==0)
{
value1=value1+9;
temp=value1;
}
else
{
value2=value2+9;
temp=value2;
}
text.setText(temp);
}
});
final JButton button0=new JButton("0");
c.add(button0);
button0.addMouseListener(new MouseAdapter()
{
public void mousePressed(MouseEvent e)
{
String temp;
if(flag==0)
{
value1=value1+0;
temp=value1;
}
else
{
value2=value2+0;
temp=value2;
}
text.setText(temp);
}
});
final JButton buttonadd=new JButton(" + ");
c.add(buttonadd);
buttonadd.addMouseListener(new MouseAdapter()
{
public void mousePressed(MouseEvent e)
{
flag=1;
fix=1;
flagsum=0;
}
});
final JButton buttonsubtract=new JButton(" - ");
c.add(buttonsubtract);
buttonsubtract.addMouseListener(new MouseAdapter()
{
public void mousePressed(MouseEvent e)
{
flag=1;
fix=2;
flagsum=0;
}
});
final JButton buttoncheng=new JButton(" * ");
c.add(buttoncheng);
buttoncheng.addMouseListener(new MouseAdapter()
{
public void mousePressed(MouseEvent e)
{
flag=1;
fix=3;
flagsum=0;
}
});
final JButton buttonchu=new JButton(" / ");
c.add(buttonchu);
buttonchu.addMouseListener(new MouseAdapter()
{
public void mousePressed(MouseEvent e)
{
flag=1;
flagsum=0;
fix=4;
}
});
final JButton buttonequal=new JButton(" = ");
c.add(buttonequal);
buttonequal.addMouseListener(new MouseAdapter()
{
public void mousePressed(MouseEvent e)
{
double temp1,temp2;
double temp=0;
flagsum=0;
temp1=Double.parseDouble(value1);
temp2=Double.parseDouble(value2);
flag=0;
switch(fix)
{
case 1: temp=temp1+temp2;break;
case 2: temp=temp1-temp2;break;
case 3: temp=temp1*temp2;break;
case 4: temp=temp1/temp2;break;
}
result=Double.valueOf(temp).toString();
value1=result;
value2="";
flag=1;
text.setText(result);
}
});
final JButton buttonpoint=new JButton(".");
c.add(buttonpoint);
buttonpoint.addMouseListener(new MouseAdapter()
{
public void mousePressed(MouseEvent e)
{ if(flagsum==0)
{
String temp;
if(flag==0 )
{
value1=value1+".";
temp=value1;
}
else
{
value2=value2+".";
temp=value2;
}
flagsum=1;
text.setText(temp);
}
}
});
JButton buttonz=new JButton("Start");
c.add(buttonz);
buttonz.addMouseListener(new MouseAdapter()
{
public void mousePressed(MouseEvent e)
{ if(sum%2==1)
{
happy=true;
text.setText("0.");
flag=0;
}
else
{
happy=false;
value1="";
value2="";
text.setText("");
}
text.setEnabled(happy);
button1.setEnabled(happy);
button2.setEnabled(happy);
button3.setEnabled(happy);
button4.setEnabled(happy);
button5.setEnabled(happy);
button6.setEnabled(happy);
button7.setEnabled(happy);
button8.setEnabled(happy);
button9.setEnabled(happy);
button0.setEnabled(happy);
buttonx.setEnabled(happy);
buttony.setEnabled(happy);
buttonadd.setEnabled(happy);
buttonsubtract.setEnabled(happy);
buttonpoint.setEnabled(happy);
buttonequal.setEnabled(happy);
buttoncheng.setEnabled(happy);
buttonchu.setEnabled(happy);
sum++;
}
});
button1.setEnabled(false);
button2.setEnabled(false);
button3.setEnabled(false);
button4.setEnabled(false);
button5.setEnabled(false);
button6.setEnabled(false);
button7.setEnabled(false);
button8.setEnabled(false);
button9.setEnabled(false);
button0.setEnabled(false);
buttonx.setEnabled(false);
buttony.setEnabled(false);
buttonadd.setEnabled(false);
buttonsubtract.setEnabled(false);
buttonpoint.setEnabled(false);
buttonequal.setEnabled(false);
buttoncheng.setEnabled(false);
buttonchu.setEnabled(false);
text.setEnabled(false);
text.setBounds(20, 20, 200, 40);
buttonx.setBounds(20, 60,100, 40);
buttony.setBounds(140, 60,100, 40);
buttonz.setBounds(260, 60,80, 40);
button1.setBounds(20, 120,60, 40);
button2.setBounds(100, 120,60, 40);
button3.setBounds(180, 120,60, 40);
buttonadd.setBounds(260, 120,60, 40);
button4.setBounds(20, 180,60, 40);
button5.setBounds(100, 180,60, 40);
button6.setBounds(180, 180,60, 40);
buttonsubtract.setBounds(260, 180,60, 40);
button7.setBounds(20, 240,60, 40);
button8.setBounds(100, 240,60, 40);
button9.setBounds(180, 240,60, 40);
buttoncheng.setBounds(260,240,60,40);
button0.setBounds(20, 300,60, 40);
buttonpoint.setBounds(100, 300, 60, 40);
buttonequal.setBounds(180,300,60, 40);
buttonchu.setBounds(260, 300,60, 40);
setVisible(true);
}
class MYMouseEvent extends MouseAdapter
{
public void mousePressed(MouseEvent e)
{
value1=e.toString();
text.setText(value1);
}
}
}
class Calutator
{
public static void main(String[] args)
{
new ConstructFrame();
}
}
你自己慢慢的看吧！
相关问答
Q1: java简单记事本源代码 带解释
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.border.*;
class test implements ActionListener
{
JFrame frame;
JButton b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13,b14,b15,b16,b17,b18,b19,b20,b21,b22,b23,b24,b25,b26,b27,b28,b29,b30,b31;
JTextArea ta;
JPanel p1,p2,p3,p4;
JMenuBar mb;
JMenu m1,m2,m3;
JMenuItem mt1,mt2,mt3,mt4,mt5,mt6,mt7;
JRadioButton rb1,rb2;
ButtonGroup bg;
Double d1=0.0,d2=0.0,d3=0.0,d4=1.0,d5=1.0;
String s1="",s2="",s3="",s4="";
int a=0;
char c1;
int i=0;
public static void main(String[] args)
{
test that=new test();
that.go();
}
public void go()
{
frame=new JFrame("计算器");
Container cp= frame.getContentPane();
cp.setLayout(new FlowLayout());
b1=new JButton("7");b2=new JButton("8");b3=new JButton("9");b4=new JButton("/");b5=new JButton("1/x");b6=new JButton("sin");b7=new JButton("log");
b8=new JButton("4");b9=new JButton("5");b10=new JButton("6");b11=new JButton("*");b12=new JButton("x^y");b13=new JButton("cos");b14=new JButton("ln");
b15=new JButton("1");b16=new JButton("2");b17=new JButton("3");b18=new JButton("-");b19=new JButton(new ImageIcon("lanying.gif"));b20=new JButton("tan");b21=new JButton("x^3");
b22=new JButton("0");b23=new JButton("+/-");b24=new JButton(".");b25=new JButton("+");b26=new JButton("√x");b27=new JButton("cot");b28=new JButton("x^2");
b29=new JButton("Backspace");b30=new JButton("C");b31=new JButton("=");
mb=new JMenuBar();
m1=new JMenu("文件(F)");m2=new JMenu("编辑(E)");m3=new JMenu("帮助(H)");
mt1=new JMenuItem("清零");mt2=new JMenuItem("退出");mt3=new JMenuItem("复制");mt4=new JMenuItem("粘贴");mt5=new JMenuItem("版本");mt6=new JMenuItem("标准型");mt7=new JMenuItem("科学型");
ta=new JTextArea(1,30);
p1=new JPanel();p2=new JPanel();p3=new JPanel();p4=new JPanel();
rb1=new JRadioButton("科学型");rb2=new JRadioButton("标准型");
bg=new ButtonGroup();
b1.setForeground(Color.blue);b1.setBackground(Color.white);b2.setForeground(Color.blue);b2.setBackground(Color.white);
b3.setForeground(Color.blue);b3.setBackground(Color.white);b8.setForeground(Color.blue);b8.setBackground(Color.white);
b9.setForeground(Color.blue);b9.setBackground(Color.white);b10.setForeground(Color.blue);b10.setBackground(Color.white);
b15.setForeground(Color.blue);b15.setBackground(Color.white);b16.setForeground(Color.blue);b16.setBackground(Color.white);
b17.setForeground(Color.blue);b17.setBackground(Color.white);b22.setForeground(Color.blue);b22.setBackground(Color.white);
b23.setForeground(Color.blue);b23.setBackground(Color.white);b24.setForeground(Color.blue);b24.setBackground(Color.white);
b4.setForeground(Color.red);b4.setBackground(Color.white);b11.setForeground(Color.red);b11.setBackground(Color.white);
b18.setForeground(Color.red);b18.setBackground(Color.white);b25.setForeground(Color.red);b25.setBackground(Color.white);
b5.setForeground(Color.blue);b5.setBackground(Color.white);b6.setForeground(Color.blue);b6.setBackground(Color.white);
b7.setForeground(Color.blue);b7.setBackground(Color.white);b12.setForeground(Color.blue);b12.setBackground(Color.white);
b13.setForeground(Color.blue);b13.setBackground(Color.white);b14.setForeground(Color.blue);b14.setBackground(Color.white);
b19.setForeground(Color.blue);b19.setBackground(Color.white);b20.setForeground(Color.blue);b20.setBackground(Color.white);
b21.setForeground(Color.blue);b21.setBackground(Color.white);b26.setForeground(Color.blue);b26.setBackground(Color.white);
b27.setForeground(Color.blue);b27.setBackground(Color.white);b28.setForeground(Color.blue);b28.setBackground(Color.white);
b29.setForeground(Color.red);b29.setBackground(Color.white);b30.setForeground(Color.red);b30.setBackground(Color.white);
b31.setForeground(Color.red);b31.setBackground(Color.white);
bg.add(rb1);bg.add(rb2);
p1.setBackground(Color.yellow);
cp.setBackground(Color.CYAN);
m1.setMnemonic(KeyEvent.VK_F);m2.setMnemonic(KeyEvent.VK_E);m3.setMnemonic(KeyEvent.VK_H);
m1.add(mt6);m1.add(mt7);m1.addSeparator();m1.add(mt1);m1.addSeparator();m1.add(mt2);m2.add(mt3);m2.addSeparator();m2.add(mt4);m3.add(mt5);
mb.add(m1);mb.add(m2);mb.add(m3);
frame.setJMenuBar(mb);
p2.setLayout(new GridLayout(4,7));
p3.setLayout(new GridLayout(1,3));
ta.setEditable(false);
p1.add(ta);
p2.add(b1);p2.add(b2);p2.add(b3);p2.add(b4);p2.add(b5);p2.add(b6);p2.add(b7);
p2.add(b8);p2.add(b9);p2.add(b10);p2.add(b11);p2.add(b12);p2.add(b13);p2.add(b14);
p2.add(b15);p2.add(b16);p2.add(b17);p2.add(b18);p2.add(b19);p2.add(b20);p2.add(b21);
p2.add(b22);p2.add(b23);p2.add(b24);p2.add(b25);p2.add(b26);p2.add(b27);p2.add(b28);
p3.add(b29);p3.add(b30);p3.add(b31);
Border etched=BorderFactory.createEtchedBorder();
Border border=BorderFactory.createTitledBorder(etched,"计算类型");
p4.add(rb1);p4.add(rb2);
p4.setBorder(border);
b2.setActionCommand("8");
b2.addActionListener(this);
cp.add(p1);cp.add(p4);cp.add(p2);cp.add(p3);
frame.setSize(400,330);
frame.setVisible(true);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
b1.setActionCommand("7");
b1.addActionListener(this);
b2.setActionCommand("8");
b2.addActionListener(this);
b3.setActionCommand("9");
b3.addActionListener(this);
b4.setActionCommand("/");
b4.addActionListener(this);
b5.setActionCommand("1/x");
b5.addActionListener(this);
b6.setActionCommand("sin");
b6.addActionListener(this);
b7.setActionCommand("log");
b7.addActionListener(this);
b8.setActionCommand("4");
b8.addActionListener(this);
b9.setActionCommand("5");
b9.addActionListener(this);
b10.setActionCommand("6");
b10.addActionListener(this);
b11.setActionCommand("*");
b11.addActionListener(this);
b12.setActionCommand("x^y");
b12.addActionListener(this);
b13.setActionCommand("cos");
b13.addActionListener(this);
b14.setActionCommand("ln");
b14.addActionListener(this);
b15.setActionCommand("1");
b15.addActionListener(this);
b16.setActionCommand("2");
b16.addActionListener(this);
b17.setActionCommand("3");
b17.addActionListener(this);
b18.setActionCommand("-");
b18.addActionListener(this);
b19.setActionCommand("x!");
b19.addActionListener(this);
b20.setActionCommand("tan");
b20.addActionListener(this);
b21.setActionCommand("x^3");
b21.addActionListener(this);
b22.setActionCommand("0");
b22.addActionListener(this);
b23.setActionCommand("+/-");
b23.addActionListener(this);
b24.setActionCommand(".");
b24.addActionListener(this);
b25.setActionCommand("+");
b25.addActionListener(this);
b26.setActionCommand("√x");
b26.addActionListener(this);
b27.setActionCommand("cot");
b27.addActionListener(this);
b28.setActionCommand("x^2");
b28.addActionListener(this);
b29.setActionCommand("Backspace");
b29.addActionListener(this);
b30.setActionCommand("C");
b30.addActionListener(this);
b31.setActionCommand("=");
b31.addActionListener(this);
rb1.setActionCommand("kxx");
rb1.addActionListener(this);
rb2.setActionCommand("bzx");
rb2.addActionListener(this);
}
public void actionPerformed(ActionEvent e) //throws Exception
{
if (e.getActionCommand()=="bzx")
{
b5.setEnabled(false);b6.setEnabled(false);b7.setEnabled(false);
b12.setEnabled(false);b13.setEnabled(false);b14.setEnabled(false);
b19.setEnabled(false);b20.setEnabled(false);b21.setEnabled(false);
b26.setEnabled(false);b27.setEnabled(false);b28.setEnabled(false);
}
if (e.getActionCommand()=="kxx")
{
b5.setEnabled(true);b6.setEnabled(true);b7.setEnabled(true);
b12.setEnabled(true);b13.setEnabled(true);b14.setEnabled(true);
b19.setEnabled(true);b20.setEnabled(true);b21.setEnabled(true);
b26.setEnabled(true);b27.setEnabled(true);b28.setEnabled(true);
}
if (e.getActionCommand()=="1")
{
ta.append("1");
}
if (e.getActionCommand()=="2")
{
ta.append("2");
}
if (e.getActionCommand()=="3")
{
ta.append("3");
}
if (e.getActionCommand()=="4")
{
ta.append("4");
}
if (e.getActionCommand()=="5")
{
ta.append("5");
}
if (e.getActionCommand()=="6")
{
ta.append("6");
}
if (e.getActionCommand()=="7")
{
ta.append("7");
}
if (e.getActionCommand()=="8")
{
ta.append("8");
}
if (e.getActionCommand()=="9")
{
ta.append("9");
}
if (e.getActionCommand()=="0")
{
ta.append("0");
}
if (e.getActionCommand()=="+")
{
s1=ta.getText();
d1 = Double.parseDouble(s1);
ta.setText("");
i=1;
}
if (e.getActionCommand()=="-")
{
s1=ta.getText();
d1 = Double.parseDouble(s1);
ta.setText("");
i=2;
}
if (e.getActionCommand()=="*")
{
s1=ta.getText();
d1 = Double.parseDouble(s1);
ta.setText("");
i=3;
}
if (e.getActionCommand()=="/")
{
s1=ta.getText();
d1 = Double.parseDouble(s1);
ta.setText("");
i=4;
}
if (e.getActionCommand()=="=")
{
s2=ta.getText();
d2=Double.parseDouble(s2);
if(i==1)
{
d3=d1+d2;
ta.setText( d3.toString());
}
if(i==2)
{
d3=d1-d2;
ta.setText( d3.toString());
}
if(i==3)
{
d3=d1*d2;
ta.setText( d3.toString());
}
if(i==4)
{
if(d2==0.0)
ta.setText("ERROR");
else
{
d3=d1/d2;
ta.setText( d3.toString());
}
}
if (i==5)
{
s2=ta.getText();
d2 = Double.parseDouble(s2);
for (int l=1;l=d2 ; l++)
{
d5=d5*d1;
}
ta.setText( d5.toString());
}
}
if (e.getActionCommand()=="C")
{
ta.setText("");
d4=1.0;
d5=1.0;
}
/*if (e.getActionCommand()=="Backspace")
{
s3=ta.getText();
a=s3.length();
//ta.cut(ta.select(a-1,a));
s4=ta.getText(1,3);
ta.setText(s4);
}
*/
if (e.getActionCommand()=="1/x")
{
s1=ta.getText();
d1 = Double.parseDouble(s1);
d2=1/d1;
ta.setText( d2.toString());
}
if (e.getActionCommand()==".")
{
ta.append(".");
}
if (e.getActionCommand()=="+/-")
{
s1=ta.getText();
d1 = Double.parseDouble(s1);
d2=0-d1;
ta.setText( d2.toString());
}
if (e.getActionCommand()=="x^2")
{
s1=ta.getText();
d1 = Double.parseDouble(s1);
d2=d1*d1;
ta.setText( d2.toString());
}
if (e.getActionCommand()=="x^3")
{
s1=ta.getText();
d1 = Double.parseDouble(s1);
d2=d1*d1*d1;
ta.setText( d2.toString());
}
if (e.getActionCommand()=="x^y")
{
s1=ta.getText();
d1 = Double.parseDouble(s1);
ta.setText("");
i=5;
// d2=d1*d1*d1;
// ta.setText( d2.toString());
}
if (e.getActionCommand()=="√x")
{
s1=ta.getText();
d1 = Double.parseDouble(s1);
d2=Math.sqrt(d1);
ta.setText( d2.toString());
}
if (e.getActionCommand()=="x!")
{
s1=ta.getText();
d1 = Double.parseDouble(s1);
if (d10)
{
ta.setText( "error");
}
else if (d1==0)
{
ta.setText( "0.0");
}
else {
for (int k=1;k=d1 ;k++ )
d4=d4*k;
ta.setText( d4.toString());
}
}
if (e.getActionCommand()=="sin")
{
s1=ta.getText();
d1 = Double.parseDouble(s1);
d2=Math.sin(3.1415926*d1/180);
ta.setText( d2.toString());
}
}
}
Q2: idea中文怎么导出java源代码
idea中文导出java源代码方法：
1、进入ideajavaadd源代码，打开项目javaadd源代码的projectstructure。
2、鼠标右键项目名称javaadd源代码，选择openmodulesettings。
3、点击菜单fileprojectstructure。
4、在projectstructure中选择artifacts，点击add，选择JARFrommoduleswithdependencies。
5、进行相关的配置，即可导出java源代码。
Q3: java 源代码注释
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.*;
public class GameTest extends JFrame implements ActionListener{
/*
* 新建一个主面板(这个类可能是自定义的，本程序和API中没有)。
*/
MainPanel j=new MainPanel();
JButton jPreview;
JLabel label;
Container container;
JPanel panel;
/**
* 主函数
* @param args
*/
public static void main(String[] args) {
//运行程序
new GameTest();
}
/**
* 构造函数。
*
*/
public GameTest()
{
//新建一个标题为“拼图”的窗口
JFrame fr =new JFrame("拼图");
//获取窗口容器。
container=fr.getContentPane();
//创建菜单条
JMenuBar jMenuBar=new JMenuBar();
//以下初始化菜单，并且设置快捷键和添加监听器。
JMenu jMenuGame=new JMenu("游戏(G)");
jMenuGame.setMnemonic('g');
JMenuItem jMenuItemStart = new JMenuItem("开始(S)");
jMenuItemStart.setMnemonic('s');
jMenuItemStart.addActionListener(this);
JMenuItem jMenuItemExit=new JMenuItem("退出(E)");
jMenuItemExit.setMnemonic('e');
jMenuItemExit.addActionListener(this);
jMenuGame.add(jMenuItemStart);
jMenuGame.add(jMenuItemExit);
//初始化按钮并设置快捷键和添加监听器
JButton jChoice=new JButton("选图(X)");
jChoice.setMnemonic('x');
jChoice.addActionListener(this);
jPreview=new JButton("预览(P)");
jPreview.setMnemonic('p');
jPreview.addActionListener(this);
//将菜单和按钮添加到菜单条中
jMenuBar.add(jMenuGame);
jMenuBar.add(jChoice);
jMenuBar.add(jPreview);
//将菜单条设为该窗口的主菜单
fr.setJMenuBar(jMenuBar);
//将主面板添加到该窗口的容器中。
container.add(j);
//设置大小
fr.setSize(315,360 );
fr.setVisible(true);
//设置默认关闭方式。
fr.setDefaultCloseOperation(3);
}
/**
* 事件处理函数。
*/
public void actionPerformed(ActionEvent e) {
if(e.getActionCommand()=="开始(S)")
{
j.Start();
}
if(e.getActionCommand()=="预览(P)")
{
j.setVisible(false);
panel=new JPanel();
Icon icon=new ImageIcon("pictrue/pic"+"_"+MainPanel.pictureID+".jpg");
label=new JLabel(icon);
label.setBounds(300, 300, 0, 0);
panel.add(label);
panel.setSize(300, 300);
panel.setVisible(true);
this.container.add(panel);
jPreview.setText("返回(P)");
}
if(e.getActionCommand()=="返回(P)")
{
panel.setVisible(false);
j.setVisible(true);
j.repaint();
jPreview.setText("预览(P)");
}
if(e.getActionCommand()=="退出(E)")
{
System.exit(0);
}
if(e.getActionCommand()=="选图(X)")
{
//初始化选择框，并提供选择。
Choice pic = new Choice();
pic.add("七里香");
pic.add("依然范特西");
pic.add("八度空间");
pic.add("十一月的肖邦");
pic.add("魔杰座");
pic.add("叶惠美");
pic.add("我很忙");
int i=JOptionPane.showConfirmDialog(this, pic, "选择图片", JOptionPane.OK_CANCEL_OPTION);
if(i==JOptionPane.YES_OPTION)
{
//选择图片
MainPanel.pictureID=pic.getSelectedIndex()+1;
j.removeAll();
j.reLoadPicture();
j.repaint();
}
}
}
}
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