TQC301

import java.awt.EventQueue;

public class TQC301 {9 x. x% L$ p- P0 ?# j2 _
* M/ `3 R) n1 _* f5 b$ U, K$ w
private JFrame frame;
private JTextField tf1;1 v7 f/ n3 z6 I+ p9 c
private JTextField tf2;
private JTextField tf3;/ u- Y0 p, a, q: j5 F9 m4 N
private JTextField tf4;: G+ K% @9 F2 \* J$ q4 l0 c2 E
private JTextField tf5;3 z& |; F" S$ E: c# B4 ]
private JTextField answer;3 \. L2 }3 s" z' N

/**
   * Launch the application.5 y$ G/ }1 U+ q. h. M
   */
public static void main(String[] args) {
EventQueue.invokeLater(new Runnable() {
public void run() {# e& N. j. Z3 d8 R& X4 p% w, u) K
try {
TQC301 window = new TQC301();2 Z$ N4 o. p- m9 `5 K% \9 C
window.frame.setVisible(true);3 E3 ?0 {: g6 ^: o$ i, K
} catch (Exception e) {& A5 P/ ~4 M! f
e.printStackTrace();1 D9 {: W# n) ]% b
}' h; z0 p6 ~: O7 _' s# p. I4 F
}
});( \# P1 U  e9 o4 E
}$ H, g8 ?$ R# c9 e" m
% u: g4 G! T& U" A. S
/**. n% K' T3 J5 h# P# J! S
   * Create the application.
   */6 N5 }2 p, G8 N  X* `$ d) w* K
public TQC301() {
initialize();2 b5 _1 x3 y7 v# y; J
}5 u( C8 e- ~, @, Y  l

/**
   * Initialize the contents of the frame.
   */
private void initialize() {
frame = new JFrame();
frame.setBounds(100, 100, 450, 300);9 S' j) ], m, G
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.getContentPane().setLayout(null);0 `4 b0 I2 z; i4 r+ o! ?
0 m: a( x" X5 Q4 J
JLabel jl1 = new JLabel("\u7F8E\u91D1\u73FE\u503C");
jl1.setForeground(Color.BLACK);. [, \  O' g2 T/ p8 k; Z5 U
jl1.setBounds(20, 27, 60, 15);
frame.getContentPane().add(jl1);

JLabel jl2 = new JLabel("\u65E5\u5713\u73FE\u503C");
jl2.setBounds(20, 63, 53, 15);5 r/ c, J  ?9 k( ~
frame.getContentPane().add(jl2);
3 n3 B6 K! }6 ]! \! G
tf1 = new JTextField();
tf1.setBounds(83, 24, 96, 21);
frame.getContentPane().add(tf1);  p, j1 A$ R8 _: C- E3 z
tf1.setColumns(10);

JLabel jl3 = new JLabel("\u6E2F\u5E63\u73FE\u503C");2 e' ~9 \7 e9 V7 N
jl3.setBounds(20, 102, 53, 15);% o& h+ {$ r0 X0 c- [- f: f
frame.getContentPane().add(jl3);
9 n: G2 G7 J( s- m$ s9 T
JLabel jl4 = new JLabel("\u82F1\u938A\u73FE\u503C");
jl4.setBounds(20, 141, 60, 15);/ T( E# r3 _0 r6 w: s
frame.getContentPane().add(jl4);- t+ M, @+ G3 m

JLabel jl5 = new JLabel("\u6B50\u5143\u73FE\u503C");( z  r. p+ q% I7 |; T4 t: u4 r
jl5.setBounds(20, 180, 60, 15);5 q6 t6 W0 ^+ F# K, x# f
frame.getContentPane().add(jl5);6 M6 `( d1 }" ~( y9 s+ b
* W) h1 a  a& T
tf2 = new JTextField();
tf2.setBounds(83, 60, 96, 21);
frame.getContentPane().add(tf2);
tf2.setColumns(10);

tf3 = new JTextField();; c  H- Z+ j5 V; {3 H
tf3.setBounds(83, 99, 96, 21);: T8 v8 n2 v0 {, T! w
frame.getContentPane().add(tf3);6 H8 T7 f* A; F- b' h
tf3.setColumns(10);

tf4 = new JTextField();! J! w3 T9 C3 [
tf4.setBounds(83, 138, 96, 21);
frame.getContentPane().add(tf4);& P7 A# U$ O9 O8 n
tf4.setColumns(10);

tf5 = new JTextField();
tf5.setBounds(83, 177, 96, 21);
frame.getContentPane().add(tf5);
tf5.setColumns(10);& s$ T* {9 D. k' w
2 l9 P$ C- O  K7 B
answer = new JTextField();
answer.addKeyListener(new KeyAdapter() {
@Override0 s5 ^; ]% x$ f  W
public void keyReleased(KeyEvent e) {
System.out.println(answer.getText());

try{
double num = Double.parseDouble(answer.getText());7 b% F+ F1 w; \8 s, v& D1 u

# ~/ a/ w; S5 r: j6 n) h- d. Z
tf1.setText( String.valueOf(num * 0.029) );
tf2.setText( String.valueOf(num * 33.53) );
tf3.setText( String.valueOf(num * 0.22) );' w- A- C$ ?) V  K+ F7 y' |% p5 }
tf4.setText( String.valueOf(num * 0.018) );/ [1 {/ h: q! Y  C6 ^
tf5.setText( String.valueOf(num * 0.03) );6 s  Z1 @- L1 p
}catch(Exception ex)7 D5 _9 H7 C* k  Y
{
tf1.setText( "請勿輸入非數字的字元" );" w  V9 F% g6 H. L+ |) v
tf2.setText( "請勿輸入非數字的字元" );
tf3.setText( "請勿輸入非數字的字元");
tf4.setText( "請勿輸入非數字的字元" );/ u% u* @/ I% I9 {# U
tf5.setText( "請勿輸入非數字的字元" );
}  ~& ]7 j& n5 V! j5 ~# V
' e- z9 \- X* A
}7 g& {  a6 l9 [9 Z
});( J2 R( O  }" s; |5 J, S

answer.setBounds(20, 224, 159, 21);/ z) z+ A1 {# f" X! e$ O
frame.getContentPane().add(answer);
answer.setColumns(10);
}8 Z, Y' ~7 L+ K8 J0 K
}

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);
}
}

複製代碼

小雲雀

TOP

返回列表

TQC301

[收藏此主題] [關注此主題的新回復]

[通過 QQ、MSN 分享給朋友]