Java tutorial
/* * 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 lockers; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import org.json.simple.JSONObject; import org.json.simple.JSONArray; import javax.swing.*; /** * * @author luishoracio */ public class FrameCobro extends javax.swing.JFrame { public FrameCobro() { initComponents(); getAvailableLockers(); getRates(); } private void getAvailableLockers() { JSONArray array = Utils.getJSONArrayFromURL("http://127.0.0.1:8000/Lockers_Search/?status=0&format=json"); System.out.println(array.size()); if (array.size() == 0) { this.jLblAvailableLockers.setText("No hay disponibilidad"); } else { this.jLblAvailableLockers.setText("La cantidad de lockers disponibles es :" + array.size()); for (Object array1 : array) { JButton nuevo = new JButton(); JSONObject obj2 = (JSONObject) array1; nuevo.setText(obj2.get("locker_name").toString()); nuevo.setVisible(true); this.jPanel2.add(nuevo); } } } private void getRates() { JSONArray array = Utils.getJSONArrayFromURL("http://127.0.0.1:8000/Rates/?format=json"); if (array.size() == 0) { this.jLblAvailableLockers.setText("No hay disponibilidad"); } else { for (Object array1 : array) { JButton nuevo = new JButton(); JSONObject obj2 = (JSONObject) array1; System.out.println(obj2.size()); nuevo.setText(obj2.get("rate_name") + ": " + obj2.get("rate_rate")); nuevo.setVisible(true); nuevo.setSize(200, 50); nuevo.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent e) { Object source = e.getSource(); if (source instanceof JButton) { JButton btn = (JButton) source; System.out.println("You clicked the button " + btn.getText()); } } }); this.jPanel1.add(nuevo); } } } /** * 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() { jLabel1 = new javax.swing.JLabel(); jLblAvailableLockers = new javax.swing.JLabel(); jLabel2 = new javax.swing.JLabel(); jPanel1 = new javax.swing.JPanel(); jPanel2 = new javax.swing.JPanel(); setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE); setTitle("Selecciona tu locker"); setPreferredSize(new java.awt.Dimension(640, 480)); jLabel1.setText("Disponibilidad de Lockers"); jLblAvailableLockers.setText("Sin disponibilidad"); jLabel2.setText("Tarifas Vigentes"); jPanel1.setLayout(new java.awt.GridLayout(0, 1)); jPanel2.setLayout(new java.awt.GridLayout(4, 3)); 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(jLabel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .addGroup(layout.createSequentialGroup() .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addComponent(jLblAvailableLockers) .addGroup(layout.createSequentialGroup().addGap(31, 31, 31) .addComponent(jLabel2)) .addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, 195, javax.swing.GroupLayout.PREFERRED_SIZE)) .addGap(6, 6, 6))) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(jPanel2, javax.swing.GroupLayout.DEFAULT_SIZE, 170, Short.MAX_VALUE) .addContainerGap())); layout.setVerticalGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(layout.createSequentialGroup().addGap(14, 14, 14).addGroup(layout .createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addComponent(jPanel2, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .addGroup(layout.createSequentialGroup().addComponent(jLabel1) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(jLblAvailableLockers).addGap(10, 10, 10).addComponent(jLabel2) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED) .addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, 204, Short.MAX_VALUE))) .addContainerGap())); jLblAvailableLockers.getAccessibleContext().setAccessibleName("jLblAvailableLockers"); pack(); }// </editor-fold>//GEN-END:initComponents /** * @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 | InstantiationException | IllegalAccessException | javax.swing.UnsupportedLookAndFeelException ex) { java.util.logging.Logger.getLogger(FrameCobro.class.getName()).log(java.util.logging.Level.SEVERE, null, ex); } //</editor-fold> //</editor-fold> /* Create and display the form */ java.awt.EventQueue.invokeLater(new Runnable() { public void run() { new FrameCobro().setVisible(true); } }); } // Variables declaration - do not modify//GEN-BEGIN:variables private javax.swing.JLabel jLabel1; private javax.swing.JLabel jLabel2; private javax.swing.JLabel jLblAvailableLockers; private javax.swing.JPanel jPanel1; private javax.swing.JPanel jPanel2; // End of variables declaration//GEN-END:variables }