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Apr 27th, 2015
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  1. btn500=new JButton("$500");
  2.  
  3. btn1000=new JButton("$1000");
  4. btn1000.setIcon(new ImageIcon());
  5. btn1000.setBounds(269, 242, 130, 62);
  6. salir=new JButton("SALIR");
  7. salir.setBounds(412, 348, 102, 34);
  8.  
  9. getCont getContentPane().add(btn1000);
  10.  
  11.  
  12. getContentPane().add(salir);
  13.  
  14. lblRetiros = new JLabel("Retiros");
  15. lblRetiros.setFont(new Font("HP Simplified", Font.BOLD, 26));
  16. lblRetiros.setBounds(194, 0, 102, 50);
  17. getContentPane().add(lblRetiros);
  18.  
  19. escucha esc=new escucha();
  20.  
  21.  
  22. btn1000.addActionListener(esc);
  23. salir.addActionListener(esc);
  24.  
  25.  
  26. setVisible(true);
  27.  
  28. }
  29. public class escucha implements ActionListener
  30. {
  31. File F=new File("src/money.txt");
  32.  
  33.  
  34. @Override
  35. public void actionPerformed(ActionEvent e) {
  36. // TODO Auto-generated method stub
  37. int tot=0;
  38. /////////////////////////////////////////////////////////
  39. //////////////////LEER ARCHIVO////////////////////////
  40. File archivo=new File("src/diner.txt");
  41. BufferedReader entrada;
  42. try{
  43. entrada= new BufferedReader(new FileReader(archivo));
  44. Total= entrada.readLine();
  45. }catch(Exception z)
  46. {
  47. z.printStackTrace();
  48. }
  49.  
  50.  
  51.  
  52. if(e.getSource()==btn50)
  53. {
  54.  
  55. tot=Integer.parseInt(Total);
  56. tot-=1000;
  57. JOptionPane.showMessageDialog(null,"La cantidad es de "+tot);
  58.  
  59. try{
  60.  
  61. FileWriter w = new FileWriter(F);
  62. BufferedWriter bw = new BufferedWriter(w);
  63. PrintWriter wr = new PrintWriter(bw);
  64. wr.write(""+tot);
  65. wr.close();
  66. bw.close();
  67. }catch(Exception w)
  68. {
  69. w.printStackTrace();
  70. }
  71. /////////////////////////////////////////////////////////
  72. }
  73.  
  74.  
  75. if(e.getSource()==salir)
  76. {
  77. dispose();
  78. menu es=new menu();
  79. es.setVisible(true);
  80.  
  81.  
  82. }
  83. }
  84.  
  85. }
  86. }
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