TQC301

import java.awt.EventQueue;$ C* s7 i& G7 ~6 a' T' x7 @5 o

public class TQC301 {4 u9 C7 W0 q- y

private JFrame frame;
private JTextField tf1;1 Y& b* `1 Q6 Z% H
private JTextField tf2;  k; Q" L+ l+ M( F( O
private JTextField tf3;
private JTextField tf4;6 Y, |8 k1 m/ y9 L, Q- j
private JTextField tf5;
private JTextField answer;
+ c# A7 ~5 W5 Q, F
/**
   * Launch the application.
   */
public static void main(String[] args) {1 g8 P! d% m1 w2 \% n
EventQueue.invokeLater(new Runnable() {( E5 t. s  M( {- j6 M; w) j
public void run() {* g! A, e1 z0 \+ ~0 I& z4 _1 ^
try {
TQC301 window = new TQC301();
window.frame.setVisible(true);. m0 {( Z  ^) U! H* B; g
} catch (Exception e) {% }4 C# W" b2 ?$ V# v# Z4 j
e.printStackTrace();
}! }% Q0 c- o) D/ z. Z2 v
}
});
}
7 {) ~- e% |) }
/**
   * Create the application.
   */
public TQC301() {
initialize();, M3 f. ]3 n* ~# B! j
}
) u! h" @, O* l$ q  j
/**
   * Initialize the contents of the frame.
   */
private void initialize() {. L% F( ^% A9 d/ s
frame = new JFrame();; D- k' [+ }* g3 P  j9 q
frame.setBounds(100, 100, 450, 300);* }# w+ \8 |8 {4 V: t$ N
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);- a4 m5 B8 g/ E, P2 L
frame.getContentPane().setLayout(null);4 T% u9 h" h3 B

JLabel jl1 = new JLabel("\u7F8E\u91D1\u73FE\u503C");
jl1.setForeground(Color.BLACK);
jl1.setBounds(20, 27, 60, 15);9 e' g* n8 M/ s" y
frame.getContentPane().add(jl1);9 u( S8 u* A: L- ?1 @6 G  n9 Z- t
! u. ]( t4 Y: E# R- g4 L9 t* B1 g
JLabel jl2 = new JLabel("\u65E5\u5713\u73FE\u503C");3 z4 p7 s" I0 v5 d1 K3 ^- ^4 o
jl2.setBounds(20, 63, 53, 15);' k# A8 P) P# Z9 L; Q) U
frame.getContentPane().add(jl2);9 V8 Z, n% w$ \/ L" C4 P; m
9 r6 T4 a1 D7 c4 [
tf1 = new JTextField();# ^- W7 C5 y' p# L9 K9 I3 Y) k+ _
tf1.setBounds(83, 24, 96, 21);0 @; |$ _2 r8 {' ?
frame.getContentPane().add(tf1);9 Z+ O6 g$ u/ j: i. ?0 s- ~- V3 y! b
tf1.setColumns(10);8 e9 ~" m2 W1 @( l' ^+ `' p5 Q
$ T9 E3 \; K9 y9 k3 m
JLabel jl3 = new JLabel("\u6E2F\u5E63\u73FE\u503C");6 E; C( b" v- @* Z% |
jl3.setBounds(20, 102, 53, 15);
frame.getContentPane().add(jl3);
+ L4 P2 L/ j1 B/ A
JLabel jl4 = new JLabel("\u82F1\u938A\u73FE\u503C");
jl4.setBounds(20, 141, 60, 15);" S- \1 }: U$ @' y
frame.getContentPane().add(jl4);
+ s$ [" G: f+ i3 r0 r$ ~/ H2 X
JLabel jl5 = new JLabel("\u6B50\u5143\u73FE\u503C");" C( X: E! y% P- ^# V
jl5.setBounds(20, 180, 60, 15);, o6 L: X* c% ^* C3 ]' O1 a' s0 h
frame.getContentPane().add(jl5);& ~7 a; P# b4 P  w7 z
, X: ^" S/ Z9 z0 o3 V1 n+ G1 G: r
tf2 = new JTextField();
tf2.setBounds(83, 60, 96, 21);
frame.getContentPane().add(tf2);3 j0 V+ t, T5 P0 R
tf2.setColumns(10);
) {  w" m( T7 l1 R7 H( T2 f, T7 o
tf3 = new JTextField();
tf3.setBounds(83, 99, 96, 21);% P: V* X8 k% w3 a  s
frame.getContentPane().add(tf3);9 U. n% U$ k$ c7 Y) o# |
tf3.setColumns(10);( `* [9 I& G4 A; V, ]# F: A

tf4 = new JTextField();
tf4.setBounds(83, 138, 96, 21);
frame.getContentPane().add(tf4);0 ]; g' R0 j& a
tf4.setColumns(10);
# |) m3 ]; q& C' A; |
tf5 = new JTextField();+ f1 }4 S: J- a! q6 f+ Z
tf5.setBounds(83, 177, 96, 21);
frame.getContentPane().add(tf5);0 j! h5 |0 Z# `7 g5 Q& H/ V
tf5.setColumns(10);& s* ~) L5 x& c) D3 G) G7 @
  b9 u+ z) \- ]* T; O& y, \; Z
answer = new JTextField();
answer.addKeyListener(new KeyAdapter() {
@Override8 g9 P, T+ g& i9 m- E1 f: [  h
public void keyReleased(KeyEvent e) {# T- L" P+ Z5 F2 ~/ v% P; @
System.out.println(answer.getText());8 i1 _1 w- w) n$ a/ A- c9 m
  E5 s. x  |( d1 g/ ~+ l1 `
try{
double num = Double.parseDouble(answer.getText());
6 ~- `& I# M. |: s
4 P4 ~3 z- \2 e, R8 ^1 S% P
tf1.setText( String.valueOf(num * 0.029) );' s. o8 z! l* b1 l+ _4 j
tf2.setText( String.valueOf(num * 33.53) );3 ~9 Y8 G! ?$ v
tf3.setText( String.valueOf(num * 0.22) );
tf4.setText( String.valueOf(num * 0.018) );
tf5.setText( String.valueOf(num * 0.03) );; Q* n1 V* i+ j6 {1 o
}catch(Exception ex), q  {) G$ z  D: P. n+ Z
{
tf1.setText( "請勿輸入非數字的字元" );3 A/ H/ f0 }5 ^2 G8 c
tf2.setText( "請勿輸入非數字的字元" );
tf3.setText( "請勿輸入非數字的字元");7 N6 X7 J, F' r# r7 l( X
tf4.setText( "請勿輸入非數字的字元" );+ |, M: e; S! N% D* L# K
tf5.setText( "請勿輸入非數字的字元" );
}
. h+ F2 {1 Z* M# j# k( I, Z
}6 s" T. _0 j! t& n! Q
});

answer.setBounds(20, 224, 159, 21);
frame.getContentPane().add(answer);
answer.setColumns(10);3 x6 R, T) K# N# Z
}! J  R% J$ R$ o1 l$ V" L: L" t
}

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]