如果用eclipse需先装载windowsbuild
1 //导入包
2 import java.awt.BorderLayout;
3 import java.awt.EventQueue;
4
5 import javax.swing.JFrame;
6 import javax.swing.JPanel;
7 import javax.swing.border.EmptyBorder;
8 import javax.swing.JTable;
9 import javax.swing.table.DefaultTableModel;
10 import javax.swing.JLabel;
11 import javax.swing.SwingConstants;
12 import java.awt.Font;
13 import javax.swing.JTextField;
14 import javax.swing.JTextArea;
15 import javax.swing.JComboBox;
16 import javax.swing.DefaultComboBoxModel;
17 import javax.swing.JCheckBox;
18 import javax.swing.JButton;
19 import java.awt.Color;
20 import java.awt.SystemColor;
21 import java.awt.event.ActionListener;
22 import java.awt.event.ActionEvent;
23 import javax.swing.ImageIcon;
24
25 public class CommondityChange extends JFrame {
26 /**
27 * 声明
28 */
29 private JPanel contentPane;
30 private JTable table;
31 private JTextField textField;
32 private JTextField textField_1;
33 private JTextField textField_2;
34 float sumPrice;//应付金额
35
36 /**
37 * Launch the application.
38 */
39 public static void main(String[] args) {
40 /**
41 * star threa
42 */
43 EventQueue.invokeLater(new Runnable() {
44 public void run() {
45 try {
46 CommondityChange frame = new CommondityChange();
47 frame.setVisible(true);//设置可见
48 } catch (Exception e) {
49 e.printStackTrace();
50 }
51 }
52 });
53 }
54
55 /**
56 * Create the frame.
57 */
58 public CommondityChange() {
59
60 {
61
62 }
63 setTitle("商品交易");
64 setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
65 setBounds(100, 100, 1091, 544);
66 cOntentPane= new JPanel();
67 contentPane.setBackground(SystemColor.controlHighlight);
68 contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
69 setContentPane(contentPane);
70 contentPane.setLayout(null);
71
72 table = new JTable();
73 table.setBackground(new Color(173, 216, 230));
74 table.setModel(new DefaultTableModel(
75 new Object[][] {//表格内容
76 {"\u7F16\u53F7", "\u7C7B\u578B", "\u5546\u54C1", "\u5355\u4EF7/\u5143", "库存"},
77 {"001", "\u7537\u88C5", "adidas\u5706\u9886polo\u886B", "298", "21"},
78 {"002", "\u7535\u5668", "\u683C\u529B\u7A7A\u8C03", "3888", "5"},
79 {"003", "\u7537\u978B", "Nice\u5E73\u5E95\u8FD0\u52A8\u978B\u900F\u6C14\u578B", "368", "19"},
80 {"004", "\u6237\u5916", "\u9ED1\u767D\u6237\u5916\u53CC\u80A9\u80CC\u5305", "259", "12"},
81 {"005", "\u5316\u5986", "chanel\u7537\u58EB\u9999\u6C34", "1988", "15"},
82 {"006", "\u6570\u7801", "\u534E\u7855FL5900", "3988", "9"},
83 },
84 new String[] {
85 "\u7F16\u53F7", "\u7C7B\u578B", "\u5546\u54C1", "\u5355\u4EF7/\u5143", "库存"
86 }
87 ));
88 table.getColumnModel().getColumn(0).setPreferredWidth(95);
89 table.getColumnModel().getColumn(1).setPreferredWidth(95);
90 table.getColumnModel().getColumn(2).setPreferredWidth(95);
91 table.getColumnModel().getColumn(3).setPreferredWidth(95);
92 table.getColumnModel().getColumn(4).setPreferredWidth(95);
93 table.setBounds(10, 42, 812, 206);
94 contentPane.add(table);
95 table.setRowHeight(30);//设置单元格高度
96
97
98 JLabel label = new JLabel("应付");//标签
99 label.setFont(new Font("宋体", Font.BOLD, 14));//设置字体、大小、格式
100 label.setHorizontalAlignment(SwingConstants.CENTER);//文字居中
101 label.setBounds(858, 258, 60, 23);
102 contentPane.add(label);
103
104 JLabel label_1 = new JLabel("实收");
105 label_1.setHorizontalAlignment(SwingConstants.CENTER);
106 label_1.setFont(new Font("宋体", Font.BOLD, 14));
107 label_1.setBounds(856, 301, 60, 23);
108 contentPane.add(label_1);
109
110 JLabel label_2 = new JLabel("找零");
111 label_2.setHorizontalAlignment(SwingConstants.CENTER);
112 label_2.setFont(new Font("宋体", Font.BOLD, 14));
113 label_2.setBounds(858, 426, 60, 23);
114 contentPane.add(label_2);
115
116 textField = new JTextField();//文本框
117 textField.setBounds(928, 259, 107, 23);
118 contentPane.add(textField);
119 textField.setColumns(10);
120
121 textField_1 = new JTextField();
122 textField_1.setColumns(10);
123 textField_1.setBounds(928, 302, 107, 23);
124 contentPane.add(textField_1);
125
126 textField_2 = new JTextField();
127 textField_2.setColumns(10);
128 textField_2.setBounds(928, 426, 107, 23);
129 contentPane.add(textField_2);
130
131 JTextArea textArea = new JTextArea();//文本域
132 textArea.setBackground(SystemColor.text);
133 textArea.setBounds(10, 301, 802, 191);
134 contentPane.add(textArea);
135
136 JComboBox comboBox_0 = new JComboBox();//下拉列表
137 comboBox_0.setModel(new DefaultComboBoxModel(new String[] {"1", "2", "3", "4", "5"}));//下拉内容
138 comboBox_0.setMaximumRowCount(5);
139 comboBox_0.setBounds(934, 76, 32, 21);
140
141 contentPane.add(comboBox_0);
142
143 JLabel lblNewLabel = new JLabel("");
144 lblNewLabel.setIcon(new ImageIcon("D:\\Desktop\\maji\\html\\img\\hewolianxi.jpg"));//导入图片，本地
145 lblNewLabel.setBounds(981, 79, 66, 15);
146 contentPane.add(lblNewLabel);
147
148 JComboBox comboBox_1 = new JComboBox();
149 comboBox_1.setModel(new DefaultComboBoxModel(new String[] {"1", "2", "3", "4", "5"}));
150 comboBox_1.setMaximumRowCount(5);
151 comboBox_1.setBounds(934, 107, 32, 21);
152 contentPane.add(comboBox_1);
153
154 JComboBox comboBox_2 = new JComboBox();
155 comboBox_2.setModel(new DefaultComboBoxModel(new String[] {"1", "2", "3", "4", "5"}));
156 comboBox_2.setMaximumRowCount(5);
157 comboBox_2.setBounds(934, 138, 32, 21);
158 contentPane.add(comboBox_2);
159
160 JComboBox comboBox_3 = new JComboBox();
161 comboBox_3.setModel(new DefaultComboBoxModel(new String[] {"1", "2", "3", "4", "5"}));
162 comboBox_3.setMaximumRowCount(5);
163 comboBox_3.setBounds(934, 169, 32, 21);
164 contentPane.add(comboBox_3);
165 //comboBox_3.getSelectedItem(); //获取当前选中内容
166
167 JComboBox comboBox_4 = new JComboBox();
168 comboBox_4.setModel(new DefaultComboBoxModel(new String[] {"1", "2", "3", "4", "5"}));
169 comboBox_4.setMaximumRowCount(5);
170 comboBox_4.setBounds(934, 200, 32, 21);
171 contentPane.add(comboBox_4);
172
173
174 JComboBox comboBox_5 = new JComboBox();
175 comboBox_5.setModel(new DefaultComboBoxModel(new String[] {"1", "2", "3", "4", "5"}));
176 comboBox_5.setMaximumRowCount(5);
177 comboBox_5.setBounds(934, 231, 32, 21);
178 contentPane.add(comboBox_5);
179
180 JLabel label_3 = new JLabel("");
181 label_3.setIcon(new ImageIcon("D:\\Desktop\\maji\\html\\img\\hewolianxi.jpg"));
182 label_3.setBounds(981, 110, 66, 15);
183 contentPane.add(label_3);
184
185 JLabel label_4 = new JLabel("");
186 label_4.setIcon(new ImageIcon("D:\\Desktop\\maji\\html\\img\\hewolianxi.jpg"));
187 label_4.setBounds(981, 141, 66, 15);
188 contentPane.add(label_4);
189
190 JLabel label_5 = new JLabel("购买数量");
191 label_5.setIcon(new ImageIcon("D:\\Desktop\\maji\\html\\img\\hewolianxi.jpg"));
192 label_5.setBounds(981, 172, 66, 15);
193 contentPane.add(label_5);
194
195 JLabel label_6 = new JLabel("购买数量");
196 label_6.setIcon(new ImageIcon("D:\\Desktop\\maji\\html\\img\\hewolianxi.jpg"));
197 label_6.setBounds(981, 203, 66, 15);
198 contentPane.add(label_6);
199
200 JLabel label_7 = new JLabel("购买数量");
201 label_7.setIcon(new ImageIcon("D:\\Desktop\\maji\\html\\img\\hewolianxi.jpg"));
202 label_7.setBounds(981, 234, 66, 15);
203 contentPane.add(label_7);
204
205 JCheckBox checkBox_1 = new JCheckBox("购买");//复选框
206 checkBox_1.setBounds(828, 75, 73, 23);
207 contentPane.add(checkBox_1);
208
209 JCheckBox checkBox_2 = new JCheckBox("购买");
210 checkBox_2.setBounds(828, 106, 73, 23);
211 contentPane.add(checkBox_2);
212 // checkBox.isSelected(); 是否被选中
213
214 JCheckBox checkBox_3 = new JCheckBox("购买");
215 checkBox_3.setBounds(828, 137, 73, 23);
216 contentPane.add(checkBox_3);
217
218 JCheckBox checkBox_4 = new JCheckBox("购买");
219 checkBox_4.setBounds(828, 168, 73, 23);
220 contentPane.add(checkBox_4);
221
222 JCheckBox checkBox_5 = new JCheckBox("购买");
223 checkBox_5.setBounds(828, 199, 73, 23);
224 contentPane.add(checkBox_5);
225
226 JCheckBox checkBox_6 = new JCheckBox("购买");
227 checkBox_6.setBounds(828, 230, 73, 23);
228 contentPane.add(checkBox_6);
229
230 JButton btnNewButton = new JButton("结算");
231 btnNewButton.setIcon(new ImageIcon("D:\\Desktop\\maji\\html\\img\\gwc_buy.gif"));
232 btnNewButton.addActionListener(new ActionListener() {
233 public void actionPerformed(ActionEvent e) {
234 float shiS = Float.valueOf(textField_1.getText());//实收金额
235 float zhL = shiS - sumPrice; //找零
236 textField_2.setText(zhL+"");//在textField_2中显示
237 }
238 });
239 btnNewButton.setForeground(Color.RED);
240 btnNewButton.setBackground(Color.PINK);
241 btnNewButton.setFont(new Font("微软雅黑", Font.BOLD, 16));
242 btnNewButton.setBounds(891, 352, 126, 40);
243 contentPane.add(btnNewButton);
244
245 JButton button = new JButton("确认");
246 button.setIcon(new ImageIcon("D:\\Desktop\\maji\\html\\img\\finalbutton.gif"));
247 button.addActionListener(new ActionListener() {//监听事件
248 public void actionPerformed(ActionEvent arg0) {
249 textArea.setText("");//初始化文本域内容为空
250 sumPrice = 0;
251 if(checkBox_1.isSelected()){//如果被选中
252 float pri = 298*Integer.valueOf(comboBox_0.getSelectedItem().toString());//单类价格
253 sumPrice +=pri; //累计价格
254 textArea.setText(textArea.getText()+
255 "adidas\u5706\u9886polo\u886B\t"+
256 comboBox_0.getSelectedItem()+"\n");//在textArea中显示
257 }
258 if(checkBox_2.isSelected()){//如果复选框被选中
259 float pri = 3888*Integer.valueOf(comboBox_1.getSelectedItem().toString());//单类价格
260 sumPrice +=pri; //累计价格
261 textArea.setText(textArea.getText()+
262 "\u683C\u529B\u7A7A\u8C03\t"+
263 comboBox_1.getSelectedItem()+"\n");//在textArea中显示
264 }
265 if(checkBox_3.isSelected()){//如果被选中
266 float pri = 368*Integer.valueOf(comboBox_2.getSelectedItem().toString());//单类价格
267 sumPrice +=pri; //累计价格
268 textArea.setText(textArea.getText()+
269 "Nice\u5E73\u5E95\u8FD0\u52A8\u978B\u900F\u6C14\u578B\t"+
270 comboBox_2.getSelectedItem()+"\n");//在textArea中显示
271 }
272 if(checkBox_4.isSelected()){//如果被选中
273 float pri = 259*Integer.valueOf(comboBox_3.getSelectedItem().toString());//单类价格
274 sumPrice +=pri; //累计价格
275 textArea.setText(textArea.getText()+
276 "\u9ED1\u767D\u6237\u5916\u53CC\u80A9\u80CC\u5305\t"+
277 comboBox_3.getSelectedItem()+"\n");//在textArea中显示
278 }
279 if(checkBox_5.isSelected()){//如果被选中
280 float pri = 1988*Integer.valueOf(comboBox_4.getSelectedItem().toString());//单类价格
281 sumPrice +=pri; //累计价格
282 textArea.setText(textArea.getText()+
283 "chanel\u7537\u58EB\u9999\u6C34\t"+
284 comboBox_4.getSelectedItem()+"\n");//在textArea中显示
285 }
286 if(checkBox_6.isSelected()){//如果被选中
287 float pri = 3988*Integer.valueOf(comboBox_5.getSelectedItem().toString());//单类价格
288 sumPrice +=pri; //累计价格
289 textArea.setText(textArea.getText()+
290 "\u534E\u7855FL5900\t"+
291 comboBox_5.getSelectedItem()+"\n");//在textArea中显示
292 }
293 textField.setText(sumPrice+"");//在textField中显示sumPrice
294 }
295 });
296 button.setBackground(new Color(255, 182, 193));
297 button.setBounds(891, 43, 126, 26);
298 contentPane.add(button);
299
300 JLabel label_8 = new JLabel("选中的商品及数量");
301 label_8.setIcon(new ImageIcon("D:\\Desktop\\maji\\html\\img\\car_step8.gif"));
302 label_8.setHorizontalAlignment(SwingConstants.CENTER);
303 label_8.setBounds(10, 279, 134, 23);
304 contentPane.add(label_8);
305
306 JLabel label_9 = new JLabel("商品列表");
307 label_9.setIcon(new ImageIcon("D:\\Desktop\\maji\\html\\img\\hottitle.gif"));
308 label_9.setBounds(10, 25, 126, 15);
309 contentPane.add(label_9);
310
311 JLabel label_10 = new JLabel("");
312 label_10.setIcon(new ImageIcon("D:\\Desktop\\maji\\html\\img\\logo.gif"));
313 label_10.setBounds(473, 10, 95, 30);
314 contentPane.add(label_10);
315 }
316 }
运行效果：
![前端库Bootstrap框架：「11]使用 span 创建行内元素](https://img6.php1.cn/3cdc5/9921/243/17a6062cb49e163c.png)
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