TQC301

import java.awt.EventQueue;
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public class TQC301 {
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private JFrame frame;8 O$ s& x8 V# e6 H6 \' z
private JTextField tf1;7 C+ ~/ z6 @: I' ^* R7 G  G
private JTextField tf2;
private JTextField tf3;1 e+ t- n& W( Z& n0 A
private JTextField tf4;& d0 X( n1 G8 _6 T& ?) P+ d
private JTextField tf5;6 J4 V; b- D; ]- a) U' G! Q
private JTextField answer;
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/**' Z4 R5 b8 {" q7 I8 y
   * Launch the application.
   */# a6 Z& T& |) }- {& p! I
public static void main(String[] args) {
EventQueue.invokeLater(new Runnable() {
public void run() {
try {; H- I' P3 k0 V& t' V( s  e
TQC301 window = new TQC301();% P5 j  n2 j) Y' T
window.frame.setVisible(true);
} catch (Exception e) {* I* q. W1 u5 H. q5 p0 X
e.printStackTrace();0 T( {9 Z/ E9 G" @* j  w8 I
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}
});  O5 ~+ Q5 p# ~0 y: r$ p; E
}

/**
   * Create the application.
   */8 L& S+ \- X. h2 \5 i3 |
public TQC301() {
initialize();  [* E# S) ~* _. p8 y3 ^$ F. E
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/**- l4 Q9 k1 o* h1 H$ m9 s6 I
   * Initialize the contents of the frame.0 b) V9 l! h! o% R! y% @
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private void initialize() {  K! E7 x$ C4 {* j% t' y
frame = new JFrame();
frame.setBounds(100, 100, 450, 300);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.getContentPane().setLayout(null);

JLabel jl1 = new JLabel("\u7F8E\u91D1\u73FE\u503C");( @8 ^; A2 c1 g' [6 h, z) @7 @
jl1.setForeground(Color.BLACK);' j) ?2 z. j' l) e6 c7 {% ~
jl1.setBounds(20, 27, 60, 15);
frame.getContentPane().add(jl1);
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JLabel jl2 = new JLabel("\u65E5\u5713\u73FE\u503C");; E# i$ D% R% X$ w4 ?
jl2.setBounds(20, 63, 53, 15);- M* Z7 E! H6 a/ C% v
frame.getContentPane().add(jl2);
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tf1 = new JTextField();
tf1.setBounds(83, 24, 96, 21);
frame.getContentPane().add(tf1);/ V! b/ D& o  H4 v: |
tf1.setColumns(10);* S  h. H5 G# l3 `7 @( ^2 B9 O8 D
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JLabel jl3 = new JLabel("\u6E2F\u5E63\u73FE\u503C");1 ?7 I2 f- m6 g' ]3 D
jl3.setBounds(20, 102, 53, 15);
frame.getContentPane().add(jl3);' ]) V  ?1 |7 N  x1 q* h: |
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JLabel jl4 = new JLabel("\u82F1\u938A\u73FE\u503C");
jl4.setBounds(20, 141, 60, 15);% T4 v* O  e. {: B! A) x( E
frame.getContentPane().add(jl4);

JLabel jl5 = new JLabel("\u6B50\u5143\u73FE\u503C");5 w( L' ^. @* H
jl5.setBounds(20, 180, 60, 15);7 H1 M6 O$ d- E3 o$ N! A3 X! B9 ^
frame.getContentPane().add(jl5);, g% `( I  T  |9 }7 j( t/ ~

tf2 = new JTextField();% P: e7 n" Q5 }6 K
tf2.setBounds(83, 60, 96, 21);' d8 R4 L1 R0 T2 O; D
frame.getContentPane().add(tf2);
tf2.setColumns(10);; X8 S3 R: a+ F& b/ Y4 R% M& ~
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tf3 = new JTextField();/ t; n1 i+ ]2 k4 I7 Z  t
tf3.setBounds(83, 99, 96, 21);
frame.getContentPane().add(tf3);. F, J! E) J% |/ r; a
tf3.setColumns(10);  u9 e! e: h8 Z* t; X3 U

tf4 = new JTextField();
tf4.setBounds(83, 138, 96, 21);) P, r9 d2 Z8 I$ H& n7 G
frame.getContentPane().add(tf4);
tf4.setColumns(10);

tf5 = new JTextField();/ M; {" [3 J& q# d& x. I
tf5.setBounds(83, 177, 96, 21);& B4 Z* ^. y+ I' f
frame.getContentPane().add(tf5);
tf5.setColumns(10);
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answer = new JTextField();5 {# ^7 d( O- o
answer.addKeyListener(new KeyAdapter() {
@Override8 `* A+ Y/ F) `. w
public void keyReleased(KeyEvent e) {
System.out.println(answer.getText());

try{* a# z' ]" d/ v) V( {4 F1 A  C+ |- i
double num = Double.parseDouble(answer.getText());3 n2 B  l" K4 @! T, G6 ^6 T
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tf1.setText( String.valueOf(num * 0.029) );9 K) H6 J) W& m
tf2.setText( String.valueOf(num * 33.53) );# q# E; [$ v3 E4 k2 d+ K# |6 g
tf3.setText( String.valueOf(num * 0.22) );
tf4.setText( String.valueOf(num * 0.018) );
tf5.setText( String.valueOf(num * 0.03) );7 |+ Z3 d# u8 N3 O* Q6 }
}catch(Exception ex)
{
tf1.setText( "請勿輸入非數字的字元" );0 J) D. C( J( V- V: G
tf2.setText( "請勿輸入非數字的字元" );* [) [- O" r& U( T
tf3.setText( "請勿輸入非數字的字元");
tf4.setText( "請勿輸入非數字的字元" );
tf5.setText( "請勿輸入非數字的字元" );5 Q5 ~5 B; R. Q# i9 D- S
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}
});5 E" M7 @, o. [% M- W& \% {% k
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answer.setBounds(20, 224, 159, 21);
frame.getContentPane().add(answer);
answer.setColumns(10);
}; R4 w' Z& t0 i4 \
}

May

新手上路

Rank: 1

2^#

johnson發表於 2012-8-26 17:46 | 只看該作者

import java.awt.EventQueue;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JTextField;
import java.awt.Font;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
public class JAVA301 {
private JFrame frame;
private JTextField textField;
private JTextField textField_1;
private JTextField textField_2;
private JTextField textField_3;
private JTextField textField_4;
private JTextField answer;
private JLabel label_5;
public static void main(String[] args) {
EventQueue.invokeLater(new Runnable() {
public void run() {
try {
JAVA301 window = new JAVA301();
window.frame.setVisible(true);
} catch (Exception e) {
e.printStackTrace();
}
}
});
}
public JAVA301() {
initialize();
}
void initialize() {
frame = new JFrame();
frame.setBounds(100, 100, 594, 385);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.getContentPane().setLayout(null);
JLabel label = new JLabel("\u7F8E\u91D1\u73FE\u503C");
label.setFont(new Font("新細明體", Font.PLAIN, 15));
label.setBounds(10, 36, 80, 15);
frame.getContentPane().add(label);
JLabel label_1 = new JLabel("\u65E5\u5713\u73FE\u503C");
label_1.setFont(new Font("新細明體", Font.PLAIN, 15));
label_1.setBounds(10, 87, 80, 15);
frame.getContentPane().add(label_1);
JLabel label_2 = new JLabel("\u6E2F\u5E63\u73FE\u503C");
label_2.setFont(new Font("新細明體", Font.PLAIN, 15));
label_2.setBounds(10, 138, 80, 15);
frame.getContentPane().add(label_2);
JLabel label_3 = new JLabel("\u82F1\u938A\u73FE\u503C");
label_3.setFont(new Font("新細明體", Font.PLAIN, 15));
label_3.setBounds(10, 189, 80, 15);
frame.getContentPane().add(label_3);
JLabel label_4 = new JLabel("\u6B50\u5143\u73FE\u503C");
label_4.setFont(new Font("新細明體", Font.PLAIN, 15));
label_4.setBounds(10, 240, 80, 15);
frame.getContentPane().add(label_4);
textField = new JTextField();
textField.setBounds(100, 238, 476, 21);
frame.getContentPane().add(textField);
textField.setColumns(10);
textField_1 = new JTextField();
textField_1.setBounds(100, 33, 476, 21);
frame.getContentPane().add(textField_1);
textField_1.setColumns(10);
textField_2 = new JTextField();
textField_2.setBounds(100, 85, 476, 21);
frame.getContentPane().add(textField_2);
textField_2.setColumns(10);
textField_3 = new JTextField();
textField_3.setBounds(100, 136, 476, 21);
frame.getContentPane().add(textField_3);
textField_3.setColumns(10);
textField_4 = new JTextField();
textField_4.setBounds(100, 187, 476, 21);
frame.getContentPane().add(textField_4);
textField_4.setColumns(10);
answer = new JTextField();
answer.addKeyListener(new KeyAdapter() {
@Override
public void keyReleased(KeyEvent e) {
System.out.println(answer.getText());
try {
double num = Double.parseDouble(answer.getText());
textField.setText(String.valueOf(num * 0.03));
textField_1.setText(String.valueOf(num * 0.029));
textField_2.setText(String.valueOf(num * 33.53));
textField_3.setText(String.valueOf(num * 0.22));
textField_4.setText(String.valueOf(num * 0.018));
} catch (Exception ex) {
textField.setText("請勿輸入非數字的字元");
textField_1.setText("請勿輸入非數字的字元");
textField_2.setText("請勿輸入非數字的字元");
textField_3.setText("請勿輸入非數字的字元");
textField_4.setText("請勿輸入非數字的字元");
}
}
});
answer.setBounds(139, 294, 437, 21);
frame.getContentPane().add(answer);
answer.setColumns(10);
label_5 = new JLabel("\u8ACB\u8F38\u5165\u9700\u63DB\u7B97\u4E4B\u91D1\u984D");
label_5.setBounds(10, 297, 119, 15);
frame.getContentPane().add(label_5);
}
}

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