Java JTable Code - Java JTable Click And Show The Selected Image
In this java Tutorial we will see How To Populate A JTable With Files Names From A Folder And Display The Selected Image When JTable Mouse Clicked In A JLabel In Another JFrame Using NetBeans .
*Java Courses : Java Complete Course
Java Swing Course
Entire Project Source Code:
First JFrame:
package JAVA_VIDEOS_TUTORIALS;
import java.awt.Image;
import java.io.File;
import javax.swing.ImageIcon;
import javax.swing.JFrame;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.TableModel;
/**
*
* @author 1bestcsharp.blogspot.com
*/
public class JTable_Images_List extends javax.swing.JFrame {
/**
* Creates new form JTable_Images_List
*/
public JTable_Images_List() {
initComponents();
getImagesName();
}
JFrame_Show_Images jsi = new JFrame_Show_Images();
// function to get all images name
public void getImagesName()
{
File file = new File(getClass().getResource("/java_tutorials/products").getFile());
Object[] files = file.list();
DefaultTableModel model = (DefaultTableModel)jTable_Images_Names_List.getModel();
model.setColumnIdentifiers(new String[]{"Images Names"});
Object[] row = new Object[1];
for(int i = 0; i < files.length; i++)
{
row[0] = files[i];
model.addRow(row);
}
}
/**
* This method is called from within the constructor to initialize the form.
* WARNING: Do NOT modify this code. The content of this method is always
* regenerated by the Form Editor.
*/
@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">
private void initComponents() {
jScrollPane1 = new javax.swing.JScrollPane();
jTable_Images_Names_List = new javax.swing.JTable();
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
jTable_Images_Names_List.setModel(new javax.swing.table.DefaultTableModel(
new Object [][] {
},
new String [] {
"Title 1", "Title 2", "Title 3", "Title 4"
}
));
jTable_Images_Names_List.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent evt) {
jTable_Images_Names_ListMouseClicked(evt);
}
});
jScrollPane1.setViewportView(jTable_Images_Names_List);
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
.addContainerGap(15, Short.MAX_VALUE)
.addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 375, javax.swing.GroupLayout.PREFERRED_SIZE)
.addContainerGap())
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addContainerGap()
.addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 363, javax.swing.GroupLayout.PREFERRED_SIZE)
.addContainerGap(14, Short.MAX_VALUE))
);
pack();
}// </editor-fold>
// Show The selected image name in jtable click
private void jTable_Images_Names_ListMouseClicked(java.awt.event.MouseEvent evt) {
// get the index of the selected row
int index = jTable_Images_Names_List.getSelectedRow();
TableModel model = jTable_Images_Names_List.getModel();
// get the image name using jtable model
String imageName = model.getValueAt(index, 0).toString();
// showing the second jframe
jsi.setVisible(true);
jsi.pack();
jsi.setLocationRelativeTo(null);
jsi.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
ImageIcon icon = new ImageIcon(getClass().getResource("/java_tutorials/products/"+imageName));
Image img = icon.getImage().getScaledInstance(jsi.jLabel_Show_Image.getWidth(), jsi.jLabel_Show_Image.getHeight(), Image.SCALE_SMOOTH);
jsi.jLabel_Show_Image.setIcon(new ImageIcon(img));
}
/**
* @param args the command line arguments
*/
public static void main(String args[]) {
/* Set the Nimbus look and feel */
//<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
/* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
* For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html
*/
try {
for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
if ("Nimbus".equals(info.getName())) {
javax.swing.UIManager.setLookAndFeel(info.getClassName());
break;
}
}
} catch (ClassNotFoundException ex) {
java.util.logging.Logger.getLogger(JTable_Images_List.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(JTable_Images_List.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(JTable_Images_List.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(JTable_Images_List.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
}
//</editor-fold>
/* Create and display the form */
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new JTable_Images_List().setVisible(true);
}
});
}
// Variables declaration - do not modify
private javax.swing.JScrollPane jScrollPane1;
private javax.swing.JTable jTable_Images_Names_List;
// End of variables declaration
}
Second JFrame :
just add a jlabel to it and make it public
package JAVA_VIDEOS_TUTORIALS;
/**
*
* @author 1bestcsharp.blogspot.com
*/
public class JFrame_Show_Images extends javax.swing.JFrame {
/**
* Creates new form JFrame_Show_Images
*/
public JFrame_Show_Images() {
initComponents();
}
/**
* This method is called from within the constructor to initialize the form.
* WARNING: Do NOT modify this code. The content of this method is always
* regenerated by the Form Editor.
*/
@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">
private void initComponents() {
jLabel_Show_Image = new javax.swing.JLabel();
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
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(jLabel_Show_Image, javax.swing.GroupLayout.DEFAULT_SIZE, 668, Short.MAX_VALUE)
.addContainerGap())
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addContainerGap()
.addComponent(jLabel_Show_Image, javax.swing.GroupLayout.DEFAULT_SIZE, 434, Short.MAX_VALUE)
.addContainerGap())
);
pack();
}// </editor-fold>
/**
* @param args the command line arguments
*/
public static void main(String args[]) {
/* Set the Nimbus look and feel */
//<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
/* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
* For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html
*/
try {
for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
if ("Nimbus".equals(info.getName())) {
javax.swing.UIManager.setLookAndFeel(info.getClassName());
break;
}
}
} catch (ClassNotFoundException ex) {
java.util.logging.Logger.getLogger(JFrame_Show_Images.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(JFrame_Show_Images.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(JFrame_Show_Images.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(JFrame_Show_Images.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
}
//</editor-fold>
/* Create and display the form */
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new JFrame_Show_Images().setVisible(true);
}
});
}
// Variables declaration - do not modify
public javax.swing.JLabel jLabel_Show_Image;
// End of variables declaration
}
///////////////OUTPUT:
 |
| JTable Click And Display The Selected Image |
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Java - Display Images From A Folder Using NetBeans
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