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Java注冊界面設(shè)計 package test; import java.awt.Component; import java.awt.Dimension; import java.awt.Font; import java.awt.GridBagConstraints; import java.awt.GridBagLayout; import java.awt.Toolkit; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import javax.swing.BorderFactory; import javax.swing.Box; import javax.swing.ButtonGroup; import javax.swing.JButton; import javax.swing.JComboBox; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JOptionPane; import javax.swing.JPanel; import javax.swing.JPasswordField; import javax.swing.JRadioButton; import javax.swing.JTextField; import javax.swing.border.Border; import java.util.Vector; public class Register_GUI { public Register_GUI() { RegisterFrame rf = new RegisterFrame(); rf.setVisible(true); } public static void main(String args[]) { new Register_GUI(); } } class RegisterFrame extends JFrame { // 框架類 /** * */ private static final long serialVersionUID = -3779096743730354383L; private Toolkit tool; public RegisterFrame() { setTitle("用戶注冊"); tool = Toolkit.getDefaultToolkit(); Dimension ds = tool.getScreenSize(); int w = ds.width; int h = ds.height; setBounds((w - 300) / 2, (h - 300) / 2, 300, 300); setResizable(false); RegisterPanel rp = new RegisterPanel(this); add(rp); } } class RegisterPanel extends JPanel implements ActionListener { // 容器類 /** * */ private static final long serialVersionUID = - 7078727217525013349L; private JLabel titlelabel, namelabel, pwdlabel1, pwdlabel2, sexlabel, agelabel, classlabel; private JTextField namefield, agefield; private JPasswordField pwdfield1, pwdfield2; private JButton commitbtn, resetbtn, cancelbtn; private JRadioButton rbtn1, rbtn2; private JComboBox combo; private Vector v; private GridBagLayout gbl; private GridBagConstraints gbc; private JPanel panel; private Box box; private JFrame iframe; RegisterPanel(JFrame frame) { iframe = frame; titlelabel = new JLabel("用戶注冊"); titlelabel.setFont(new Font("華文彩云", Font.BOLD, 24)); namelabel = new JLabel("用 戶 名："); pwdlabel1 = new JLabel("密 碼："); pwdlabel2 = new JLabel("確認(rèn)密碼："); sexlabel = new JLabel("性 別："); agelabel = new JLabel("年 齡："); classlabel = new JLabel("所屬班級："); namefield = new JTextField(16); pwdfield1 = new JPasswordField(16); pwdfield1.setEchoChar(*); pwdfield2 = new JPasswordField(16); pwdfield2.setEchoChar(*); agefield = new JTextField(16); rbtn1 = new JRadioButton("男"); rbtn2 = new JRadioButton("女"); rbtn1.setSelected(true); ButtonGroup bg = new ButtonGroup(); bg.add(rbtn1); bg.add(rbtn2); v = new Vector(); v.add("ACCP1"); v.add("ACCP2"); v.add("軟件開發(fā)"); v.add("網(wǎng)絡(luò)編程"); v.add("計算機(jī)應(yīng)用"); combo = new JComboBox(v); commitbtn = new JButton("注冊"); commitbtn.addActionListener(this); resetbtn = new JButton("重置"); resetbtn.addActionListener(this); cancelbtn = new JButton("取消"); cancelbtn.addActionListener(this); panel = new JPanel(); panel.add(rbtn1); panel.add(rbtn2); Border border = BorderFactory.createTitledBorder(""); panel.setBorder(border); box = Box.createHorizontalBox(); box.add(commitbtn); box.add(Box.createHorizontalStrut(30)); box.add(resetbtn); box.add(Box.createHorizontalStrut(30)); box.add(cancelbtn); gbl = new GridBagLayout(); setLayout(gbl); gbc = new GridBagConstraints(); addCompnent(titlelabel, 0, 0, 4, 1); add(Box.createVerticalStrut(20)); gbc.anchor = GridBagConstraints.CENTER; gbc.fill = GridBagConstraints.HORIZONTAL; gbc.weightx = 0; gbc.weighty = 100; addCompnent(namelabel, 0, 1, 1, 1); addCompnent(namefield, 1, 1, 4, 1); addCompnent(pwdlabel1, 0, 2, 1, 1); addCompnent(pwdfield1, 1, 2, 4, 1); addCompnent(pwdlabel2, 0, 3, 1, 1); addCompnent(pwdfield2, 1, 3, 4, 1); addCompnent(sexlabel, 0, 4, 1, 1); addCompnent(panel, 1, 4, 1, 1); gbc.anchor = GridBagConstraints.EAST; gbc.fill = GridBagConstraints.NONE; addCompnent(agelabel, 2, 4, 1, 1); gbc.fill = GridBagConstraints.HORIZONTAL; addCompnent(agefield, 3, 4, 2, 1); addCompnent(classlabel, 0, 5, 4, 1); addCompnent(combo, 1, 5, 4, 1); gbc.anchor = GridBagConstraints.CENTER; gbc.fill = GridBagConstraints.NONE; addCompnent(box, 0, 6, 4, 1); } public void addCompnent(Component c, int x, int y, int w, int h) { gbc.gridx = x; gbc.gridy = y; gbc.gridwidth = w; gbc.gridheight = h; add(c, gbc); } public void actionPerformed(ActionEvent e) { Register rinfo = new Register(); if (e.getSource() == commitbtn) { rinfo.name = namefield.getText().trim(); rinfo.password = new String(pwdfield1.getPassword()); rinfo.sex = rbtn1.isSelected() ? "男" : "女"; rinfo.age = agefield.getText().trim(); rinfo.nclass = combo.getSelectedItem().toString(); if (rinfo.name.length() == 0) { JOptionPane.showMessageDialog(null, "\t 用戶名不能為空"); return; } if (rinfo.password.length() == 0) { JOptionPane.showMessageDialog(null, "\t 密碼不能為空 "); return; } if (!rinfo.password.equals(new String(pwdfield2.getPassword()))) { JOptionPane.showMessageDialog(null, "密碼兩次輸入不一致，請重新輸入"); return; } if (rinfo.age.length() == 0) { JOptionPane.showMessageDialog(null, "\t 年齡不能為空"); return; } int age = Integer.parseInt(rinfo.age); if (age <= 0 || age > 100) { JOptionPane.showMessageDialog(null, "\t 年齡輸入不合法"); return; } JOptionPane.showMessageDialog(null, "\t 注冊成功!" +" \n 姓名:"+rinfo.name+" \n 性別:"+rinfo.sex+"\n 年齡:"+rinfo.age+"\n 班級: "+rinfo.nclass); } if (e.getSource() == resetbtn) { namefield.setText(""); pwdfield1.setText(""); pwdfield2.setText(""); rbtn1.isSelected(); agefield.setText(""); combo.setSelectedIndex(0); } if (e.getSource() == cancelbtn) { iframe.dispose(); } } } class Register { String name; String password; String sex; String age; String nclass; }