// Project Name FirstGUIApp and JFrame Form Name frmMain /* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package firstguiapp; import javax.swing.JOptionPane; /** * * @author faheem */ public class frmMain extends javax.swing.JFrame { int[] arrInt = new int[1000]; int count = 0; int Min,Max; public frmMain() { 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">//GEN-BEGIN:initComponents private void initComponents() { lblNumber = new javax.swing.JLabel(); txtNumber = new javax.swing.JTextField(); btnEnter = new javax.swing.JButton(); jScrollPane1 = new javax.swing.JScrollPane(); TextAreaVal = new javax.swing.JTextArea(); btnMinMax = new javax.swing.JButton(); setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE); setTitle("First GUI Java App"); lblNumber.setText("Enter NO:"); btnEnter.setText("Entered"); btnEnter.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { btnEnterActionPerformed(evt); } }); TextAreaVal.setColumns(20); TextAreaVal.setRows(5); jScrollPane1.setViewportView(TextAreaVal); btnMinMax.setText("Get Min And Max Values"); btnMinMax.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { btnMinMaxActionPerformed(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.TRAILING, false) .addComponent(jScrollPane1) .addGroup(layout.createSequentialGroup() .addComponent(lblNumber) .addGap(18, 18, 18) .addComponent(txtNumber, javax.swing.GroupLayout.PREFERRED_SIZE, 151, javax.swing.GroupLayout.PREFERRED_SIZE) .addGap(18, 18, 18) .addComponent(btnEnter)) .addComponent(btnMinMax, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)) .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)) ); layout.setVerticalGroup( layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(layout.createSequentialGroup() .addContainerGap() .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE) .addComponent(lblNumber) .addComponent(txtNumber, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addComponent(btnEnter)) .addGap(18, 18, 18) .addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 104, javax.swing.GroupLayout.PREFERRED_SIZE) .addGap(18, 18, 18) .addComponent(btnMinMax, javax.swing.GroupLayout.DEFAULT_SIZE, 42, Short.MAX_VALUE) .addContainerGap()) ); pack(); }// </editor-fold>//GEN-END:initComponents private void btnEnterActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnEnterActionPerformed arrInt[count] = Integer.parseInt(txtNumber.getText().toString()); count++; TextAreaVal.append(txtNumber.getText().toString()+"\n"); txtNumber.setText(""); }//GEN-LAST:event_btnEnterActionPerformed private void btnMinMaxActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnMinMaxActionPerformed Max = arrInt[0]; for (int j = 0; j < count; j++) { if (Max < arrInt[j]) { Max = arrInt[j]; } } Min = arrInt[0]; for (int i = 0; i < count; i++) { if (Min > arrInt[i]) { Min = arrInt[i]; } } JOptionPane.showMessageDialog(this, "The Min Value Is: "+Min); JOptionPane.showMessageDialog(this, "The Max Value Is: "+Max); }//GEN-LAST:event_btnMinMaxActionPerformed /** * @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(frmMain.class.getName()).log(java.util.logging.Level.SEVERE, null, ex); } catch (InstantiationException ex) { java.util.logging.Logger.getLogger(frmMain.class.getName()).log(java.util.logging.Level.SEVERE, null, ex); } catch (IllegalAccessException ex) { java.util.logging.Logger.getLogger(frmMain.class.getName()).log(java.util.logging.Level.SEVERE, null, ex); } catch (javax.swing.UnsupportedLookAndFeelException ex) { java.util.logging.Logger.getLogger(frmMain.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 frmMain().setVisible(true); } }); } // Variables declaration - do not modify//GEN-BEGIN:variables private javax.swing.JTextArea TextAreaVal; private javax.swing.JButton btnEnter; private javax.swing.JButton btnMinMax; private javax.swing.JScrollPane jScrollPane1; private javax.swing.JLabel lblNumber; private javax.swing.JTextField txtNumber; // End of variables declaration//GEN-END:variables }