TQC301

import java.awt.EventQueue;  [; w( W8 a5 u4 P
2 P, n: `% T& c
5 \; Q) d" C% f, B& {0 \
public class TQC301 {

private JFrame frame;, Z" a; W- Z! V- Y; T
private JTextField tf1;
private JTextField tf2;
private JTextField tf3;. [3 P: y/ c$ m; k7 k
private JTextField tf4;
private JTextField tf5;* `4 o. f/ H8 Y$ x+ |
private JTextField answer;
7 s+ j5 N4 x, U/ }
/**  z) |, S4 K6 u- n
   * Launch the application.# W+ I0 a; r% f0 O* n1 P$ V
   */! e# @  S, n7 U. V$ f( W
public static void main(String[] args) {
EventQueue.invokeLater(new Runnable() {
public void run() {. a2 E5 u2 a  ]+ `) J* n
try {
TQC301 window = new TQC301();4 _2 p% V, L6 Y: ~5 \" H+ d( F
window.frame.setVisible(true);8 q5 _- i& z: z% Y5 L9 g
} catch (Exception e) {' R0 z8 u/ x& U
e.printStackTrace();+ l$ Y2 D# `  k' @& \# U9 w- }- D
}/ S4 ]. b# B$ f! Z* _
}
});
}4 i; u8 G: |6 t7 Z" m0 j
: R9 f1 G  {" J: U& y3 e
/**0 R7 P/ w* Z  v. k% I* ]
   * Create the application.
   */) u) v" o$ `9 y4 ?$ u
public TQC301() {8 p& q5 _( _) E3 C8 C& P" [
initialize();
}  _7 \+ R! |# u/ Z% S. F* X3 ?! C! h

/*** }) f% U6 ~* g7 a
   * Initialize the contents of the frame.) j/ m' m- ^' J
   */
private void initialize() {
frame = new JFrame();
frame.setBounds(100, 100, 450, 300);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.getContentPane().setLayout(null);
+ e. M, c5 y) w
JLabel jl1 = new JLabel("\u7F8E\u91D1\u73FE\u503C");
jl1.setForeground(Color.BLACK);% ]. X, X# ?6 Q. Q- N/ A. ]
jl1.setBounds(20, 27, 60, 15);
frame.getContentPane().add(jl1);/ D7 m; O; l1 W# a0 S8 p
( t- m* C' y0 s7 Q- ~' S
JLabel jl2 = new JLabel("\u65E5\u5713\u73FE\u503C");
jl2.setBounds(20, 63, 53, 15);
frame.getContentPane().add(jl2);* k7 q5 ?8 W# d8 Y7 O  Y0 s

tf1 = new JTextField();: O# t3 w5 m1 M
tf1.setBounds(83, 24, 96, 21);
frame.getContentPane().add(tf1);
tf1.setColumns(10);( c+ ^4 H* G5 b! V9 I$ Z9 J5 N

JLabel jl3 = new JLabel("\u6E2F\u5E63\u73FE\u503C");  f) C4 N. ^5 {( P
jl3.setBounds(20, 102, 53, 15);
frame.getContentPane().add(jl3);

JLabel jl4 = new JLabel("\u82F1\u938A\u73FE\u503C");
jl4.setBounds(20, 141, 60, 15);6 v# G  e/ h3 |9 N. }% i# l% Y
frame.getContentPane().add(jl4);
# e# w/ [/ [. B# q; o
JLabel jl5 = new JLabel("\u6B50\u5143\u73FE\u503C");( o6 n- u; q6 d: j, r1 d1 }2 e- P
jl5.setBounds(20, 180, 60, 15);+ W) j9 n4 c6 P: d2 R+ T
frame.getContentPane().add(jl5);) K8 c( l1 E: o, a, \/ j

tf2 = new JTextField();
tf2.setBounds(83, 60, 96, 21);5 O$ k3 U. K/ E$ Q% M
frame.getContentPane().add(tf2);! K5 ^$ D5 t8 B' M" u! s. S) {9 n
tf2.setColumns(10);
; p8 j+ u; |) u/ T3 \# L$ U& A. p# i
tf3 = new JTextField();7 a! c3 J' T7 r
tf3.setBounds(83, 99, 96, 21);, j1 X+ n, K- {! k  K
frame.getContentPane().add(tf3);8 v9 c6 L; r/ }+ C8 ?2 s
tf3.setColumns(10);7 T# P( o0 ?0 R8 D% t
( M& h- [  H8 o! _6 X
tf4 = new JTextField();
tf4.setBounds(83, 138, 96, 21);
frame.getContentPane().add(tf4);. i" D# y7 {8 D) ]
tf4.setColumns(10);/ B1 |' s* @& y; m( Q# g9 t1 V2 o

tf5 = new JTextField();/ I4 H% Z$ z5 d; c
tf5.setBounds(83, 177, 96, 21);
frame.getContentPane().add(tf5);( C6 j* @$ c' U6 L: W
tf5.setColumns(10);1 Q+ {2 }: ^/ E) U6 L# Y, ^3 b. G

answer = new JTextField();
answer.addKeyListener(new KeyAdapter() {' }& c/ C# `$ I9 O" H2 ^. l' X; |) z
@Override9 n- x' a$ y9 x
public void keyReleased(KeyEvent e) {6 h3 n7 |% i9 e% N3 ^/ M4 g- W$ B
System.out.println(answer.getText());
6 s) ?6 ?1 y! u9 l5 J/ V
try{
double num = Double.parseDouble(answer.getText());4 V9 C1 t, P8 i$ ~$ U
" G2 w3 U% J- `- E, H- L. N5 A
6 Z: d2 W4 x& W0 c) p6 z
tf1.setText( String.valueOf(num * 0.029) );
tf2.setText( String.valueOf(num * 33.53) );# T0 c- z( ?& x9 l. Y9 @! D$ W
tf3.setText( String.valueOf(num * 0.22) );: _7 K, L5 W; }5 f
tf4.setText( String.valueOf(num * 0.018) );
tf5.setText( String.valueOf(num * 0.03) );
}catch(Exception ex)% E: W+ Y0 L; b2 V8 E+ ^
{
tf1.setText( "請勿輸入非數字的字元" );& w0 n9 s! G4 d2 g6 {7 _. G3 ]
tf2.setText( "請勿輸入非數字的字元" );
tf3.setText( "請勿輸入非數字的字元");! l# V: E& \! k: h. E
tf4.setText( "請勿輸入非數字的字元" );
tf5.setText( "請勿輸入非數字的字元" );
}6 c$ }2 V2 q$ j2 a( `2 L

}3 \/ [' O; H$ w3 {# l
});

answer.setBounds(20, 224, 159, 21);
frame.getContentPane().add(answer);
answer.setColumns(10);
}
}

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]