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Java Swing UI Code: Students and Projects Interface, Exercises of Web Design and Development

Bangalore UniversityWeb Design and Development

A java swing code snippet for creating a user interface for managing students and projects. It includes the creation of jbuttons, jlabels, jtextfields, and jscrollpanes, as well as the implementation of actionlisteners and the use of grouplayout for layout management.

Typology: Exercises

2011/2012

Uploaded on 08/01/2012

ambuja
ambuja šŸ‡®šŸ‡³

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Assignment No.3 Web Design and Development (CS506) Marks:
20
Due Date: 07/06/201
Assignment Solution:
//DbConnection.java
/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
/**
*
* @author Administrator
*/
import java.sql.*;
import javax.swing.*;
public class DbConnection {
private Connection con = null;
public static Connection Connect(){
try {
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
Connection con = DriverManager.getConnection("jdbc:odbc:studentDSN");
return con;
}
catch(Exception e){
JOptionPane.showMessageDialog(null, "Uable to connect with database");
return null;
}
}
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Download Java Swing UI Code: Students and Projects Interface and more Exercises Web Design and Development in PDF only on Docsity!

Assignment No.3 Web Design and Development (CS506) Marks: 20

Due Date: 07/06/

Assignment Solution:

//DbConnection.java

/*

  • To change this template, choose Tools | Templates
  • and open the template in the editor. */

/**

  • @author Administrator / import java.sql.; import javax.swing.*; public class DbConnection { private Connection con = null; public static Connection Connect(){ try { Class.forName("sun.jdbc.odbc.JdbcOdbcDriver"); Connection con = DriverManager.getConnection("jdbc:odbc:studentDSN");

return con; } catch(Exception e){ JOptionPane.showMessageDialog(null, "Uable to connect with database"); return null; } }

//Manage.java

/*

  • To change this template, choose Tools | Templates
  • and open the template in the editor. */

/**

  • @author Administrator */

import java.sql.; import java.util.; import javax.swing.*; import net.proteanit.sql.DbUtils; public class Manage extends javax.swing.JFrame {

private Connection con = null; private int studentId = 0; private int projectId = 0;

/**

  • Creates new form Manage */ public Manage() { this.setVisible(true);

cbStudentStatus = new javax.swing.JComboBox(); jScrollPane2 = new javax.swing.JScrollPane(); tableStudent = new javax.swing.JTable(); paneProjectCon = new javax.swing.JPanel(); panelProjects = new javax.swing.JPanel(); lbProjectTitle = new javax.swing.JLabel(); lbCurrentPhase = new javax.swing.JLabel(); lbProjectStatus = new javax.swing.JLabel(); tfProjectTitle = new javax.swing.JTextField(); tfCurrentPhase = new javax.swing.JTextField(); bProjectExit = new javax.swing.JButton(); bProjectRefresh = new javax.swing.JButton(); bProjectDelete = new javax.swing.JButton(); bProjectSave = new javax.swing.JButton(); bProjectNew = new javax.swing.JButton(); tfProjectStatus = new javax.swing.JTextField(); lbProjectTitle1 = new javax.swing.JLabel(); cbStudents = new javax.swing.JComboBox(); jScrollPane3 = new javax.swing.JScrollPane(); tableProject = new javax.swing.JTable();

jTable1.setModel(new javax.swing.table.DefaultTableModel( new Object [][] { {null, null, null, null}, {null, null, null, null}, {null, null, null, null}, {null, null, null, null} }, new String [] { "Title 1", "Title 2", "Title 3", "Title 4" }

jScrollPane1.setViewportView(jTable1);

setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE); setTitle("Project Managment System"); setResizable(false); addWindowListener(new java.awt.event.WindowAdapter() { public void windowOpened(java.awt.event.WindowEvent evt) { formWindowOpened(evt); } });

manageTabs.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { manageTabsMouseClicked(evt); } });

lbStudentName.setText("Student Name:");

lbStudentRollNum.setText("Roll Number:");

lbStudentPhNum.setText("Phone Number:");

lbStudentStudyProgram.setText("Study Program:");

lbStudentStatus.setText("Student Status:");

tfStdName.setMaximumSize(new java.awt.Dimension(6, 20));

tfRollNum.setMaximumSize(new java.awt.Dimension(6, 20));

bStudentSave.setMaximumSize(new java.awt.Dimension(70, 25)); bStudentSave.setMinimumSize(new java.awt.Dimension(70, 25)); bStudentSave.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { bStudentSaveActionPerformed(evt); } });

bStudentNew.setText(" New"); bStudentNew.setMaximumSize(new java.awt.Dimension(70, 25)); bStudentNew.setMinimumSize(new java.awt.Dimension(70, 25)); bStudentNew.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { bStudentNewActionPerformed(evt); } });

tfPhNum.setMaximumSize(new java.awt.Dimension(6, 20));

cbStudentStatus.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "Select Status", "A "Blocked" })); cbStudentStatus.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { cbStudentStatusActionPerformed(evt); } });

tableStudent.setModel(new javax.swing.table.DefaultTableModel( new Object [][] { {}, {},

new String [] {

} )); tableStudent.setCursor(new java.awt.Cursor(java.awt.Cursor.DEFAULT_CURSOR)); tableStudent.setMaximumSize(new java.awt.Dimension(90, 64)); tableStudent.getTableHeader().setReorderingAllowed(false); tableStudent.setUpdateSelectionOnSort(false); tableStudent.setVerifyInputWhenFocusTarget(false); tableStudent.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { tableStudentMouseClicked(evt); } }); jScrollPane2.setViewportView(tableStudent);

tableStudent.getColumnModel().getSelectionModel().setSelectionMode(javax.swing.ListSelectionModel.SIN

javax.swing.GroupLayout panelStudentsLayout = new javax.swing.GroupLayout(panelStudents); panelStudents.setLayout(panelStudentsLayout); panelStudentsLayout.setHorizontalGroup( panelStudentsLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, panelStudentsLayout.createSequentialG .addContainerGap() .addGroup(panelStudentsLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEAD .addGroup(panelStudentsLayout.createSequentialGroup() .addGroup(panelStudentsLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LE .addComponent(lbStudentStudyProgram, javax.swing.GroupLayout.DEFAULT_SIZE,

.addComponent(bStudentSave, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(bStudentDelete, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(bStudentRefresh, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED) .addComponent(bStudentExit, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))))) .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)) ); panelStudentsLayout.setVerticalGroup( panelStudentsLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(panelStudentsLayout.createSequentialGroup() .addContainerGap() .addComponent(jScrollPane2, javax.swing.GroupLayout.PREFERRED_SIZE, 87, javax.swing.GroupLayout.PREFERRED_SIZE) .addGap(18, 18, 18) .addGroup(panelStudentsLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASEL .addComponent(lbStudentName) .addComponent(tfStdName, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addGroup(panelStudentsLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASEL .addComponent(lbStudentRollNum) .addComponent(tfRollNum, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addGroup(panelStudentsLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASEL

.addComponent(lbStudentPhNum) .addComponent(tfPhNum, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addGroup(panelStudentsLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASEL .addComponent(lbStudentStudyProgram) .addComponent(tfStudyProgram, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addGroup(panelStudentsLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAIL .addComponent(lbStudentStatus) .addComponent(cbStudentStatus, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)) .addGap(10, 10, 10) .addGroup(panelStudentsLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASEL .addComponent(bStudentExit, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addComponent(bStudentRefresh, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addComponent(bStudentDelete, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addComponent(bStudentSave, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addComponent(bStudentNew, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)) .addContainerGap(22, Short.MAX_VALUE)) );

javax.swing.GroupLayout paneStudentConLayout = new javax.swing.GroupLayout(paneStudentCon); paneStudentCon.setLayout(paneStudentConLayout); paneStudentConLayout.setHorizontalGroup(

bProjectExit.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { bProjectExitActionPerformed(evt); } });

bProjectRefresh.setText("Refresh"); bProjectRefresh.setMaximumSize(new java.awt.Dimension(70, 25)); bProjectRefresh.setMinimumSize(new java.awt.Dimension(70, 25)); bProjectRefresh.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { bProjectRefreshActionPerformed(evt); } });

bProjectDelete.setText("Delete"); bProjectDelete.setMaximumSize(new java.awt.Dimension(70, 25)); bProjectDelete.setMinimumSize(new java.awt.Dimension(70, 25)); bProjectDelete.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { bProjectDeleteActionPerformed(evt); } });

bProjectSave.setText("Save"); bProjectSave.setMaximumSize(new java.awt.Dimension(70, 25)); bProjectSave.setMinimumSize(new java.awt.Dimension(70, 25)); bProjectSave.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { bProjectSaveActionPerformed(evt); }

bProjectNew.setText(" New"); bProjectNew.setMaximumSize(new java.awt.Dimension(70, 25)); bProjectNew.setMinimumSize(new java.awt.Dimension(70, 25)); bProjectNew.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { bProjectNewActionPerformed(evt); } });

tfProjectStatus.setMaximumSize(new java.awt.Dimension(6, 20)); tfProjectStatus.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { tfProjectStatusActionPerformed(evt); } });

lbProjectTitle1.setText("Student:");

cbStudents.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "Select Sudent" }));

tableProject.setModel(new javax.swing.table.DefaultTableModel( new Object [][] { {}, {}, {}, {}, {}, {} },

javax.swing.GroupLayout.PREFERRED_SIZE)) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addGroup(panelProjectsLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LE .addGroup(panelProjectsLayout.createSequentialGroup() .addGap(0, 0, Short.MAX_VALUE) .addComponent(bProjectNew, javax.swing.GroupLayout.PREFERRED_SIZE, 66, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(bProjectSave, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(bProjectDelete, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(bProjectRefresh, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(bProjectExit, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)) .addComponent(cbStudents, 0, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_V .addGroup(panelProjectsLayout.createSequentialGroup() .addGroup(panelProjectsLayout.createParallelGroup(javax.swing.GroupLayout.Alignme .addComponent(tfProjectTitle, javax.swing.GroupLayout.DEFAULT_SIZE, 433, Shor .addComponent(tfCurrentPhase, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .addComponent(tfProjectStatus, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)) .addGap(0, 0, Short.MAX_VALUE)))) .addComponent(jScrollPane3)) .addContainerGap()) );

panelProjectsLayout.setVerticalGroup( panelProjectsLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(panelProjectsLayout.createSequentialGroup() .addContainerGap() .addComponent(jScrollPane3, javax.swing.GroupLayout.PREFERRED_SIZE, 112, javax.swing.GroupLayout.PREFERRED_SIZE) .addGap(18, 18, 18) .addGroup(panelProjectsLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASEL .addComponent(cbStudents, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addComponent(lbProjectTitle1)) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addGroup(panelProjectsLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASEL .addComponent(tfProjectTitle, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addComponent(lbProjectTitle)) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addGroup(panelProjectsLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASEL .addComponent(tfCurrentPhase, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addComponent(lbCurrentPhase)) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addGroup(panelProjectsLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASEL .addComponent(tfProjectStatus, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addComponent(lbProjectStatus)) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED) .addGroup(panelProjectsLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASEL .addComponent(bProjectExit, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addComponent(bProjectRefresh, javax.swing.GroupLayout.PREFERRED_SIZE,

javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane()); getContentPane().setLayout(layout); layout.setHorizontalGroup( layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(layout.createSequentialGroup() .addContainerGap() .addComponent(manageTabs, javax.swing.GroupLayout.PREFERRED_SIZE, 582, javax.swing.GroupLayout.PREFERRED_SIZE) .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)) ); layout.setVerticalGroup( layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(layout.createSequentialGroup() .addContainerGap() .addComponent(manageTabs, javax.swing.GroupLayout.PREFERRED_SIZE, 344, javax.swing.GroupLayout.PREFERRED_SIZE) .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)) );

pack(); }// </editor-fold>//GEN-END:initComponents

private void populateStudentTable(){ String query = "SELECT " +"* FROM " +"students";

try { PreparedStatement pst = null; ResultSet rs = null; pst = this.con.prepareStatement(query);

rs = pst.executeQuery(); tableStudent.setModel(DbUtils.resultSetToTableModel(rs)); } catch(Exception e){

} }

private void populateProjectTable(){ String query = "SELECT "

  • "projects.ID AS ProjectID,"
  • "projects.title AS ProjectTitle, "
  • "projects.current_phase As CurrentPhase,"
  • "projects.current_status AS ProjectStatus,"
  • "students.Name AS StudentName,"
  • "students.RollNumber As RollNumber"
  • " FROM students "
  • "INNER JOIN"
  • " projects ON "
  • "students.ID = projects.student_id;";

PreparedStatement pst = null; ResultSet rs = null;

try { pst = this.con.prepareStatement(query);

rs = pst.executeQuery();

tableProject.setModel(DbUtils.resultSetToTableModel(rs));