计算器java程序.docx
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计算器java程序
importjava.awt.*;
importjavax.swing.*;
importjava.awt.event.*;
publicclassCalculatorJFrame_3extendsJFrameimplementsActionListener,TextListener
{
privatestaticfinallongserialVersionUID=1L;
privatestaticintmax=1000,t,i;
privatestaticchar[]ex=newchar[max];
privatestaticStringstr0,str_1,str_0;
privatestaticdoubleresult=0;
privatestaticintl=0,digit=10,length=37,m=1;
privateTextAreatext;
privateJPanelpanel_1,panel_2,panel_3,panel_4,panel_5,panel_6,panel_7,panel_8,panel_9,panel_10;
privatestaticJRadioButtonradiobutton_angle,radiobutton_rad;
privateJRadioButtonradiobutton_binary,radiobutton_octal,radiobutton_decimal,radiobutton_hex;
privateJButtonbutton_F,button_E,button_D,button_C,button_B,button_A;
privateJButtonbutton_9,button_8,button_7,button_6,button_5,button_4,button_3,button_2,button_1,button_0,button_point;
privateJButtonbutton_PI,button_e,button_power,button_power10,button_log10,button_log,button_Backspace,button_left_bracket;
privateJButtonbutton_right_bracket;
privateJButtonbutton_plus,button_minus,button_multiply,button_divide,button_sqrt,button_factorial,button_negative;
privateJButtonbutton_sin,button_cos,button_tan;
privateJButtonbutton_asin,button_acos,button_atan;
privateJButtonbutton_result,button_clear;
publicCalculatorJFrame_3（）
{
super（"Calculator"）;
this.setSize（350,550）;
this.setBackground（java.awt.Color.lightGray）;
this.setLocation（400,100）;
this.setDefaultCloseOperation（EXIT_ON_CLOSE）;
this.setLayout（newGridLayout（12,1））;
this.setResizable（false）;
text=newTextArea（"",2,40,TextArea.SCROLLBARS_NONE）;
text.setEditable（true）;
text.setFont（newFont（"宋体",Font.BOLD,16））;
this.add（text）;
text.addTextListener（this）;
JPanelpanel=newJPanel（newGridLayout（1,2））;
this.add（panel）;
JPanelpanel_radiobutton_1=newJPanel（newGridLayout（2,2））;
panel.add（panel_radiobutton_1）;
ButtonGroupbuttongroup_1=newButtonGroup（）;
radiobutton_decimal=newJRadioButton（"十进制",true）;
radiobutton_decimal.addActionListener（this）;
buttongroup_1.add（radiobutton_decimal）;
panel_radiobutton_1.add（radiobutton_decimal）;
radiobutton_binary=newJRadioButton（"二进制",true）;
radiobutton_binary.addActionListener（this）;
buttongroup_1.add（radiobutton_binary）;
panel_radiobutton_1.add（radiobutton_binary）;
radiobutton_octal=newJRadioButton（"八进制",true）;
radiobutton_octal.addActionListener（this）;
buttongroup_1.add（radiobutton_octal）;
panel_radiobutton_1.add（radiobutton_octal）;
radiobutton_hex=newJRadioButton（"十六进制",true）;
radiobutton_hex.addActionListener（this）;
buttongroup_1.add（radiobutton_hex）;
panel_radiobutton_1.add（radiobutton_hex）;
JPanelpanel_0=newJPanel（newGridLayout（1,2））;
panel.add（panel_0）;
JPanelpanel_radiobutton_2=newJPanel（newGridLayout（2,1））;
panel_0.add（panel_radiobutton_2）;
ButtonGroupbuttongroup_2=newButtonGroup（）;
radiobutton_angle=newJRadioButton（"角度",true）;
radiobutton_angle.addActionListener（this）;
buttongroup_2.add（radiobutton_angle）;
panel_radiobutton_2.add（radiobutton_angle）;
radiobutton_rad=newJRadioButton（"弧度",true）;
radiobutton_rad.addActionListener（this）;
buttongroup_2.add（radiobutton_rad）;
panel_radiobutton_2.add（radiobutton_rad）;
button_result=newJButton（"="）;
panel_0.add（button_result）;
button_result.addActionListener（this）;
panel_1=newJPanel（newGridLayout（1,4））;
button_9=newJButton（"9"）;
button_8=newJButton（"8"）;
button_7=newJButton（"7"）;
button_clear=newJButton（"Clear"）;
this.add（panel_1）;
panel_1.add（button_9）;
panel_1.add（button_8）;
panel_1.add（button_7）;
panel_1.add（button_clear）;
button_9.addActionListener（this）;
button_8.addActionListener（this）;
button_7.addActionListener（this）;
button_clear.addActionListener（this）;
panel_2=newJPanel（newGridLayout（1,4））;
button_6=newJButton（"6"）;
button_5=newJButton（"5"）;
button_4=newJButton（"4"）;
button_plus=newJButton（"+"）;
this.add（panel_2）;
panel_2.add（button_6）;
panel_2.add（button_5）;
panel_2.add（button_4）;
panel_2.add（button_plus）;
button_6.addActionListener（this）;
button_5.addActionListener（this）;
button_4.addActionListener（this）;
button_plus.addActionListener（this）;
panel_3=newJPanel（newGridLayout（1,4））;
button_3=newJButton（"3"）;
button_2=newJButton（"2"）;
button_1=newJButton（"1"）;
button_minus=newJButton（"-"）;
this.add（panel_3）;
panel_3.add（button_3）;
panel_3.add（button_2）;
panel_3.add（button_1）;
panel_3.add（button_minus）;
button_3.addActionListener（this）;
button_2.addActionListener（this）;
button_1.addActionListener（this）;
button_minus.addActionListener（this）;
panel_4=newJPanel（newGridLayout（1,4））;
button_0=newJButton（"0"）;
button_point=newJButton（"."）;
button_power10=newJButton（"10^"）;
button_multiply=newJButton（"*"）;
this.add（panel_4）;
panel_4.add（button_0）;
panel_4.add（button_point）;
panel_4.add（button_power10）;
panel_4.add（button_multiply）;
button_0.addActionListener（this）;
button_point.addActionListener（this）;
button_power10.addActionListener（this）;
button_multiply.addActionListener（this）;
panel_5=newJPanel（newGridLayout（1,4））;
button_PI=newJButton（"π"）;
button_e=newJButton（"e"）;
button_power=newJButton（"^"）;
button_divide=newJButton（"/"）;
this.add（panel_5）;
panel_5.add（button_PI）;
panel_5.add（button_e）;
panel_5.add（button_power）;
panel_5.add（button_divide）;
button_PI.addActionListener（this）;
button_e.addActionListener（this）;
button_power.addActionListener（this）;
button_divide.addActionListener（this）;
panel_6=newJPanel（newGridLayout（1,4））;
button_sin=newJButton（"sin"）;
button_cos=newJButton（"cos"）;
button_tan=newJButton（"tan"）;
button_left_bracket=newJButton（"（"）;
this.add（panel_6）;
panel_6.add（button_sin）;
panel_6.add（button_cos）;
panel_6.add（button_tan）;
panel_6.add（button_left_bracket）;
button_sin.addActionListener（this）;
button_cos.addActionListener（this）;
button_tan.addActionListener（this）;
button_left_bracket.addActionListener（this）;
panel_7=newJPanel（newGridLayout（1,4））;
button_asin=newJButton（"asin"）;
button_acos=newJButton（"acos"）;
button_atan=newJButton（"atan"）;
button_right_bracket=newJButton（"）"）;
this.add（panel_7）;
panel_7.add（button_asin）;
panel_7.add（button_acos）;
panel_7.add（button_atan）;
panel_7.add（button_right_bracket）;
button_asin.addActionListener（this）;
button_acos.addActionListener（this）;
button_atan.addActionListener（this）;
button_right_bracket.addActionListener（this）;
panel_8=newJPanel（newGridLayout（1,4））;
button_log10=newJButton（"lg"）;
button_log=newJButton（"ln"）;
button_sqrt=newJButton（"√"）;
button_factorial=newJButton（"!
"）;
this.add（panel_8）;
panel_8.add（button_log10）;
panel_8.add（button_log）;
panel_8.add（button_sqrt）;
panel_8.add（button_factorial）;
button_log10.addActionListener（this）;
button_log.addActionListener（this）;
button_sqrt.addActionListener（this）;
button_factorial.addActionListener（this）;
panel_9=newJPanel（newGridLayout（1,4））;
button_F=newJButton（"F"）;
button_E=newJButton（"E"）;
button_D=newJButton（"D"）;
button_negative=newJButton（"±"）;
this.add（panel_9）;
panel_9.add（button_F）;
panel_9.add（button_E）;
panel_9.add（button_D）;
panel_9.add（button_negative）;
button_F.addActionListener（this）;
button_E.addActionListener（this）;
button_D.addActionListener（this）;
button_negative.addActionListener（this）;
panel_10=newJPanel（newGridLayout（1,4））;
button_C=newJButton（"C"）;
button_B=newJButton（"B"）;
button_A=newJButton（"A"）;
button_Backspace=newJButton（"←Delete"）;
this.add（panel_10）;
panel_10.add（button_C）;
panel_10.add（button_B）;
panel_10.add（button_A）;
panel_10.add（button_Backspace）;
button_C.addActionListener（this）;
button_B.addActionListener（this）;
button_A.addActionListener（this）;
button_Backspace.addActionListener（this）;
button_F.setEnabled（false）;
button_E.setEnabled（false）;
button_D.setEnabled（false）;
button_C.setEnabled（false）;
button_B.setEnabled（false）;
button_A.setEnabled（false）;
this.setVisible（true）;
}
publicvoidactionPerformed（ActionEvente）
{
if（e.getSource（）==radiobutton_angle）
{
if（l==1）
{
str0=str0.substring（0,i-2）;
text.setText（str0）;
text.append（"=\n"）;
result=result/Math.PI*180.0;
str_0=Double.toString（result）;
for（intj=0;jtext.append（""）;
text.append（str_0）;
}
}
else
if（e.getSource（）==radiobutton_rad）
{
if（l==1）
{
str0=str0.substring（0,i-2）;
text.setText（str0）;
text.append（"=\n"）;
result=result*Math.PI/180.0;
str_0=Double.toString（result）;
for（intj=0;jtext.append（""）;
text.append（str_0）;
}
}
else
if（e.getSource（）==radiobutton_decimal）
{
if（m==0）
{
if（l==1）
{
if（digit==2）
{
str0=str0.substring（0,i-2）;
text.setText（str0）;
text.append（"=\n"）;
str_0=Integer.valueOf（str_0,2）.toString（）;
for（intj=0;jtext.append（""）;
text.append（str_0）;
}
else
if（digit==8）
{
str0=str0.substring（0,i-2）;
text.setText（str0）;
text.append（"=\n"）;
str_0=Integer.valueOf（str_0,8）.toString（）;
for（intj=0;jtext.append（""）;
text.append（str_0）;
}
else
if（digit==16）
{
str0=str0.substring（0,i-2
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