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 {"u7F16u53F7", "u7C7Bu578B", "u5546u54C1", "u5355u4EF7/u5143", "库存"}, 77 {"001", "u7537u88C5", "adidasu5706u9886polou886B", "298", "21"}, 78 {"002", "u7535u5668", "u683Cu529Bu7A7Au8C03", "3888", "5"}, 79 {"003", "u7537u978B", "Niceu5E73u5E95u8FD0u52A8u978Bu900Fu6C14u578B", "368", "19"}, 80 {"004", "u6237u5916", "u9ED1u767Du6237u5916u53CCu80A9u80CCu5305", "259", "12"}, 81 {"005", "u5316u5986", "chanelu7537u58EBu9999u6C34", "1988", "15"}, 82 {"006", "u6570u7801", "u534Eu7855FL5900", "3988", "9"}, 83 }, 84 new String[] { 85 "u7F16u53F7", "u7C7Bu578B", "u5546u54C1", "u5355u4EF7/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 "adidasu5706u9886polou886B "+ 256 comboBox_0.getSelectedItem()+" ");//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 "u683Cu529Bu7A7Au8C03 "+ 263 comboBox_1.getSelectedItem()+" ");//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 "Niceu5E73u5E95u8FD0u52A8u978Bu900Fu6C14u578B "+ 270 comboBox_2.getSelectedItem()+" ");//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 "u9ED1u767Du6237u5916u53CCu80A9u80CCu5305 "+ 277 comboBox_3.getSelectedItem()+" ");//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 "chanelu7537u58EBu9999u6C34 "+ 284 comboBox_4.getSelectedItem()+" ");//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 "u534Eu7855FL5900 "+ 291 comboBox_5.getSelectedItem()+" ");//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：
