Coba pelajari code dibawah ini, intinya pada text yang bercetak tebal
import java.awt.Point;
import java.awt.Rectangle;
/*
* Scroller.java
*
* Created on 20 Februari 2008, 13:48
*/
/**
*
* @author Vanya Terra Ardani
*/
public class Scroller extends javax.swing.JFrame {
/** Creates new form Scroller */
public Scroller() {
initComponents();
jTable1.getSelectionModel().setSelectionInterval(0, 0);
updateButton();
}
/** 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.
*/
// <editor-fold defaultstate="collapsed" desc="Generated
Code">//GEN-BEGIN:initComponents
private void initComponents() {
jScrollPane1 = new javax.swing.JScrollPane();
jTable1 = new javax.swing.JTable();
jButton1 = new javax.swing.JButton();
jButton2 = new javax.swing.JButton();
jButton3 = new javax.swing.JButton();
jButton4 = new javax.swing.JButton();
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
jTable1.setModel(new javax.swing.table.DefaultTableModel(
new Object [][] {
{"01", "Agus"},
{"02", "Andi"},
{"03 ", "Budi"},
{"04", "Cody"},
{"05", null},
{"06", null},
{"07", null},
{"08", null},
{"09", null},
{"10", ""}
},
new String [] {
"ID", "Name"
}
));
jTable1.setAutoscrolls(false);
jTable1.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent evt) {
jTable1MouseClicked(evt);
}
});
jTable1.addMouseMotionListener(new java.awt.event.MouseMotionAdapter()
{
public void mouseDragged(java.awt.event.MouseEvent evt) {
jTable1MouseDragged(evt);
}
});
jTable1.addKeyListener(new java.awt.event.KeyAdapter() {
public void keyReleased(java.awt.event.KeyEvent evt) {
jTable1KeyReleased(evt);
}
});
jScrollPane1.setViewportView(jTable1);
jButton1.setText("|<");
jButton1.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButton1ActionPerformed(evt);
}
});
jButton2.setText("<<");
jButton2.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButton2ActionPerformed(evt);
}
});
jButton3.setText(">>");
jButton3.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButton3ActionPerformed(evt);
}
});
jButton4.setText(">|");
jButton4.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButton4ActionPerformed(evt);
}
});
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()
.addGroup(layout.createParallelGroup(
javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jScrollPane1,
javax.swing.GroupLayout.DEFAULT_SIZE, 434, Short.MAX_VALUE)
.addGroup(layout.createSequentialGroup()
.addComponent(jButton1)
.addPreferredGap(
javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jButton2)
.addPreferredGap(
javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jButton3)
.addPreferredGap(
javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jButton4)))
.addContainerGap())
);
layout.setVerticalGroup(
layout.createParallelGroup(
javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addContainerGap()
.addComponent(jScrollPane1,
javax.swing.GroupLayout.DEFAULT_SIZE, 84, Short.MAX_VALUE)
.addPreferredGap(
javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(layout.createParallelGroup(
javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jButton1)
.addComponent(jButton2)
.addComponent(jButton3)
.addComponent(jButton4))
.addContainerGap())
);
pack();
}// </editor-fold>//GEN-END:initComponents
private void jButton1ActionPerformed(java.awt.event.ActionEvent evt)
{//GEN-FIRST:event_jButton1ActionPerformed
jTable1.getSelectionModel().setSelectionInterval(0, 0);
updateButton();
}//GEN-LAST:event_jButton1ActionPerformed
private void jButton2ActionPerformed(java.awt.event.ActionEvent evt)
{//GEN-FIRST:event_jButton2ActionPerformed
int curRow = jTable1.getSelectedRow() - 1;
jTable1.getSelectionModel().setSelectionInterval(curRow, curRow);
updateButton();
}//GEN-LAST:event_jButton2ActionPerformed
private void jButton3ActionPerformed(java.awt.event.ActionEvent evt)
{//GEN-FIRST:event_jButton3ActionPerformed
int curRow = jTable1.getSelectedRow() + 1;
jTable1.getSelectionModel().setSelectionInterval(curRow, curRow);
updateButton();
}//GEN-LAST:event_jButton3ActionPerformed
private void jButton4ActionPerformed(java.awt.event.ActionEvent evt)
{//GEN-FIRST:event_jButton4ActionPerformed
jTable1.getSelectionModel().setSelectionInterval(jTable1.getRowCount()
- 1, jTable1.getRowCount() - 1);
updateButton();
}//GEN-LAST:event_jButton4ActionPerformed
private void jTable1MouseClicked(java.awt.event.MouseEvent evt)
{//GEN-FIRST:event_jTable1MouseClicked
updateButton();
}//GEN-LAST:event_jTable1MouseClicked
private void jTable1MouseDragged(java.awt.event.MouseEvent evt)
{//GEN-FIRST:event_jTable1MouseDragged
updateButton();
}//GEN-LAST:event_jTable1MouseDragged
private void jTable1KeyReleased(java.awt.event.KeyEvent evt)
{//GEN-FIRST:event_jTable1KeyReleased
updateButton();
}//GEN-LAST:event_jTable1KeyReleased
/**
* @param args the command line arguments
*/
public static void main(String args[]) {
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new Scroller().setVisible(true);
}
});
}
// Variables declaration - do not modify//GEN-BEGIN:variables
public javax.swing.JButton jButton1;
public javax.swing.JButton jButton2;
public javax.swing.JButton jButton3;
public javax.swing.JButton jButton4;
public javax.swing.JScrollPane jScrollPane1;
public javax.swing.JTable jTable1;
// End of variables declaration//GEN-END:variables
private void updateButton() {
jButton1.setEnabled(false);
jButton2.setEnabled(false);
jButton3.setEnabled(false);
jButton4.setEnabled(false);
if (jTable1.getSelectedRow() > 0) {
jButton1.setEnabled(true);
jButton2.setEnabled(true);
}
if (jTable1.getSelectedRow() < jTable1.getRowCount() - 1) {
jButton3.setEnabled(true);
jButton4.setEnabled(true);
}
Point p = new Point(0, jTable1.getSelectedRow() *
jTable1.getRowHeight() > 0 ? jTable1.getSelectedRow() * jTable1.getRowHeight()
: 0);
jScrollPane1.getViewport().setViewPosition(p);
jScrollPane1.updateUI();
}
}
2008/3/12, Null Pointer <[EMAIL PROTECTED]>:
>
> alo juger's nanya donk
> mis g ada jtable yg berisi ratusan data, nah gimana yach buat dia otomatis
> scroll kalo g tekan tombol navigasi sedangkan row di jtable sudah tidak
> nampak lagi.
>
>
>
>
>
> thx
>
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--
~~~~~~~~~~~~~~~~~~~~~~~~~
Dari M. Jumari, ST.
Software Engineer
PT. Gamatechno Indonesia
Jl. Cik Ditiro 34 Yogyakarta 55223
Mobile: +622743251763 +6281904091661
Home: +628562899563
Web: http://mr.kazao.net
Visit my blog @ http://blog.kazao.net
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