como crear una calculadora en javaCerrado

Question

Hola,

lyon · Accepted Answer

package programacion2.ventana; import javax.swing.*; public class ejemploventana1 extends javax.swing.JFrame { double valor1 = 0; double valor2 = 0; double valor3 = 0; String funcion = ""; private Object math; public ejemploventana1() { initComponents(); } @SuppressWarnings("unchecked") // private void initComponents() { buttonGroup1 = new javax.swing.ButtonGroup(); jLabel8 = new javax.swing.JLabel(); jLabel16 = new javax.swing.JLabel(); jTextField1 = new javax.swing.JTextField(); jLabel1 = new javax.swing.JLabel(); jLabel2 = new javax.swing.JLabel(); jLabel3 = new javax.swing.JLabel(); jLabel4 = new javax.swing.JLabel(); jLabel5 = new javax.swing.JLabel(); jLabel6 = new javax.swing.JLabel(); jLabel7 = new javax.swing.JLabel(); jLabel9 = new javax.swing.JLabel(); jLabel10 = new javax.swing.JLabel(); jLabel11 = new javax.swing.JLabel(); jLabel12 = new javax.swing.JLabel(); jLabel13 = new javax.swing.JLabel(); jLabel15 = new javax.swing.JLabel(); jLabel17 = new javax.swing.JLabel(); jLabel18 = new javax.swing.JLabel(); jLabel19 = new javax.swing.JLabel(); jLabel20 = new javax.swing.JLabel(); jLabel14 = new javax.swing.JLabel(); jLabel21 = new javax.swing.JLabel(); jLabel22 = new javax.swing.JLabel(); jLabel23 = new javax.swing.JLabel(); jLabel24 = new javax.swing.JLabel(); setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE); setTitle("XD"); setBackground(new java.awt.Color(0, 204, 102)); setCursor(new java.awt.Cursor(java.awt.Cursor.DEFAULT_CURSOR)); setFocusTraversalPolicyProvider(true); setLocationByPlatform(true); jTextField1.setEditable(false); jTextField1.setHorizontalAlignment(javax.swing.JTextField.RIGHT); jLabel1.setBackground(new java.awt.Color(51, 153, 255)); jLabel1.setFont(new java.awt.Font("Tahoma", 1, 18)); jLabel1.setHorizontalAlignment(javax.swing.SwingConstants.LEFT); jLabel1.setText(" 1"); jLabel1.setBorder(javax.swing.BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 51))); jLabel1.setOpaque(true); jLabel1.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { jLabel1MouseClicked(evt); } }); jLabel2.setBackground(new java.awt.Color(51, 153, 255)); jLabel2.setFont(new java.awt.Font("Tahoma", 1, 18)); jLabel2.setHorizontalAlignment(javax.swing.SwingConstants.LEFT); jLabel2.setText(" 2"); jLabel2.setBorder(javax.swing.BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 51))); jLabel2.setOpaque(true); jLabel2.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { jLabel2MouseClicked(evt); } }); jLabel3.setBackground(new java.awt.Color(51, 153, 255)); jLabel3.setFont(new java.awt.Font("Tahoma", 1, 18)); jLabel3.setHorizontalAlignment(javax.swing.SwingConstants.LEFT); jLabel3.setText(" 4"); jLabel3.setBorder(javax.swing.BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 51))); jLabel3.setOpaque(true); jLabel3.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { jLabel3MouseClicked(evt); } }); jLabel4.setBackground(new java.awt.Color(51, 153, 255)); jLabel4.setFont(new java.awt.Font("Tahoma", 1, 18)); jLabel4.setHorizontalAlignment(javax.swing.SwingConstants.LEFT); jLabel4.setText(" 3"); jLabel4.setBorder(javax.swing.BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 51))); jLabel4.setOpaque(true); jLabel4.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { jLabel4MouseClicked(evt); } }); jLabel5.setBackground(new java.awt.Color(51, 153, 255)); jLabel5.setFont(new java.awt.Font("Tahoma", 1, 18)); jLabel5.setHorizontalAlignment(javax.swing.SwingConstants.LEFT); jLabel5.setText(" 5"); jLabel5.setBorder(javax.swing.BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 51))); jLabel5.setOpaque(true); jLabel5.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { jLabel5MouseClicked(evt); } }); jLabel6.setBackground(new java.awt.Color(51, 153, 255)); jLabel6.setFont(new java.awt.Font("Tahoma", 1, 18)); jLabel6.setHorizontalAlignment(javax.swing.SwingConstants.LEFT); jLabel6.setText(" 6"); jLabel6.setBorder(javax.swing.BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 51))); jLabel6.setOpaque(true); jLabel6.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { jLabel6MouseClicked(evt); } public void mouseEntered(java.awt.event.MouseEvent evt) { jLabel6MouseEntered(evt); } }); jLabel7.setBackground(new java.awt.Color(51, 153, 255)); jLabel7.setFont(new java.awt.Font("Tahoma", 1, 18)); jLabel7.setHorizontalAlignment(javax.swing.SwingConstants.LEFT); jLabel7.setText(" 7"); jLabel7.setBorder(javax.swing.BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 51))); jLabel7.setOpaque(true); jLabel7.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { jLabel7MouseClicked(evt); } }); jLabel9.setBackground(new java.awt.Color(51, 153, 255)); jLabel9.setFont(new java.awt.Font("Tahoma", 1, 18)); jLabel9.setHorizontalAlignment(javax.swing.SwingConstants.LEFT); jLabel9.setText(" 8"); jLabel9.setBorder(javax.swing.BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 51))); jLabel9.setOpaque(true); jLabel9.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { jLabel9MouseClicked(evt); } }); jLabel10.setBackground(new java.awt.Color(51, 153, 255)); jLabel10.setFont(new java.awt.Font("Tahoma", 1, 18)); jLabel10.setHorizontalAlignment(javax.swing.SwingConstants.LEFT); jLabel10.setText(" 9"); jLabel10.setBorder(javax.swing.BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 51))); jLabel10.setOpaque(true); jLabel10.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { jLabel10MouseClicked(evt); } }); jLabel11.setBackground(new java.awt.Color(51, 153, 255)); jLabel11.setFont(new java.awt.Font("Tahoma", 1, 18)); jLabel11.setHorizontalAlignment(javax.swing.SwingConstants.LEFT); jLabel11.setText(" +"); jLabel11.setBorder(javax.swing.BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 51))); jLabel11.setOpaque(true); jLabel11.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { jLabel11MouseClicked(evt); } }); jLabel12.setBackground(new java.awt.Color(51, 153, 255)); jLabel12.setFont(new java.awt.Font("Tahoma", 1, 18)); jLabel12.setHorizontalAlignment(javax.swing.SwingConstants.LEFT); jLabel12.setText(" -"); jLabel12.setBorder(javax.swing.BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 51))); jLabel12.setOpaque(true); jLabel12.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { jLabel12MouseClicked(evt); } }); jLabel13.setBackground(new java.awt.Color(51, 153, 255)); jLabel13.setFont(new java.awt.Font("Tahoma", 1, 18)); jLabel13.setHorizontalAlignment(javax.swing.SwingConstants.LEFT); jLabel13.setText(" /"); jLabel13.setBorder(javax.swing.BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 51))); jLabel13.setOpaque(true); jLabel13.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { jLabel13MouseClicked(evt); } }); jLabel15.setBackground(new java.awt.Color(51, 153, 255)); jLabel15.setFont(new java.awt.Font("Tahoma", 1, 18)); jLabel15.setHorizontalAlignment(javax.swing.SwingConstants.LEFT); jLabel15.setText(" 0"); jLabel15.setBorder(javax.swing.BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 51))); jLabel15.setOpaque(true); jLabel15.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { jLabel15MouseClicked(evt); } }); jLabel17.setBackground(new java.awt.Color(51, 153, 255)); jLabel17.setFont(new java.awt.Font("Tahoma", 1, 18)); jLabel17.setHorizontalAlignment(javax.swing.SwingConstants.LEFT); jLabel17.setText(" ."); jLabel17.setBorder(javax.swing.BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 51))); jLabel17.setOpaque(true); jLabel17.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { jLabel17MouseClicked(evt); } }); jLabel18.setBackground(new java.awt.Color(51, 153, 255)); jLabel18.setFont(new java.awt.Font("Tahoma", 1, 18)); jLabel18.setHorizontalAlignment(javax.swing.SwingConstants.LEFT); jLabel18.setText(" ="); jLabel18.setBorder(javax.swing.BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 51))); jLabel18.setOpaque(true); jLabel18.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { jLabel18MouseClicked(evt); } }); jLabel19.setBackground(new java.awt.Color(51, 153, 255)); jLabel19.setFont(new java.awt.Font("Tahoma", 1, 18)); jLabel19.setHorizontalAlignment(javax.swing.SwingConstants.LEFT); jLabel19.setText(" *"); jLabel19.setBorder(javax.swing.BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 51))); jLabel19.setOpaque(true); jLabel19.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { jLabel19MouseClicked(evt); } }); jLabel20.setBackground(new java.awt.Color(51, 153, 255)); jLabel20.setFont(new java.awt.Font("Tahoma", 1, 18)); jLabel20.setHorizontalAlignment(javax.swing.SwingConstants.LEFT); jLabel20.setText("BORRAR"); jLabel20.setBorder(javax.swing.BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 51))); jLabel20.setOpaque(true); jLabel20.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { jLabel20MouseClicked(evt); } }); jLabel14.setBackground(new java.awt.Color(51, 153, 255)); jLabel14.setFont(new java.awt.Font("Tahoma", 1, 18)); jLabel14.setHorizontalAlignment(javax.swing.SwingConstants.LEFT); jLabel14.setText(" %"); jLabel14.setBorder(javax.swing.BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 51))); jLabel14.setOpaque(true); jLabel14.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { jLabel14MouseClicked(evt); } }); jLabel21.setBackground(new java.awt.Color(51, 153, 255)); jLabel21.setFont(new java.awt.Font("Tahoma", 1, 18)); jLabel21.setHorizontalAlignment(javax.swing.SwingConstants.LEFT); jLabel21.setText(" sqrt"); jLabel21.setBorder(javax.swing.BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 51))); jLabel21.setOpaque(true); jLabel21.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { jLabel21MouseClicked(evt); } }); jLabel22.setBackground(new java.awt.Color(51, 153, 255)); jLabel22.setFont(new java.awt.Font("Tahoma", 1, 18)); jLabel22.setHorizontalAlignment(javax.swing.SwingConstants.LEFT); jLabel22.setText(" ?"); jLabel22.setBorder(javax.swing.BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 51))); jLabel22.setOpaque(true); jLabel22.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { jLabel22MouseClicked(evt); } }); jLabel23.setBackground(new java.awt.Color(51, 153, 255)); jLabel23.setFont(new java.awt.Font("Tahoma", 1, 18)); jLabel23.setHorizontalAlignment(javax.swing.SwingConstants.LEFT); jLabel23.setText(" 1/x"); jLabel23.setBorder(javax.swing.BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 51))); jLabel23.setOpaque(true); jLabel23.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { jLabel23MouseClicked(evt); } }); jLabel24.setBackground(new java.awt.Color(51, 153, 255)); jLabel24.setFont(new java.awt.Font("Tahoma", 1, 18)); jLabel24.setHorizontalAlignment(javax.swing.SwingConstants.LEFT); jLabel24.setText(" ^"); jLabel24.setBorder(javax.swing.BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 51))); jLabel24.setOpaque(true); jLabel24.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { jLabel24MouseClicked(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() .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING) .addGroup(layout.createSequentialGroup() .addContainerGap() .addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, 160, javax.swing.GroupLayout.PREFERRED_SIZE)) .addGroup(javax.swing.GroupLayout.Alignment.LEADING, layout.createSequentialGroup() .addGap(98, 98, 98) .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(layout.createSequentialGroup() .addComponent(jLabel17, javax.swing.GroupLayout.PREFERRED_SIZE, 35, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(jLabel15, javax.swing.GroupLayout.PREFERRED_SIZE, 35, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 88, Short.MAX_VALUE) .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false) .addComponent(jLabel8, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .addComponent(jLabel16))) .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup() .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING) .addGroup(javax.swing.GroupLayout.Alignment.LEADING, layout.createSequentialGroup() .addComponent(jLabel3, javax.swing.GroupLayout.PREFERRED_SIZE, 35, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(jLabel5, javax.swing.GroupLayout.PREFERRED_SIZE, 35, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(jLabel6, javax.swing.GroupLayout.PREFERRED_SIZE, 35, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(jLabel12, javax.swing.GroupLayout.DEFAULT_SIZE, 35, Short.MAX_VALUE)) .addGroup(layout.createSequentialGroup() .addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 35, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(jLabel2, javax.swing.GroupLayout.PREFERRED_SIZE, 35, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(jLabel4, javax.swing.GroupLayout.PREFERRED_SIZE, 35, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(jLabel11, javax.swing.GroupLayout.PREFERRED_SIZE, 35, javax.swing.GroupLayout.PREFERRED_SIZE)) .addGroup(javax.swing.GroupLayout.Alignment.LEADING, layout.createSequentialGroup() .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(layout.createSequentialGroup() .addComponent(jLabel7, javax.swing.GroupLayout.PREFERRED_SIZE, 35, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(jLabel9, javax.swing.GroupLayout.PREFERRED_SIZE, 35, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(jLabel10, javax.swing.GroupLayout.PREFERRED_SIZE, 35, javax.swing.GroupLayout.PREFERRED_SIZE)) .addGroup(layout.createSequentialGroup() .addGap(82, 82, 82) .addComponent(jLabel18, javax.swing.GroupLayout.PREFERRED_SIZE, 35, /* * Botones.java * * Created on 1 de noviembre de 2006, 20:53 * * To change this template, choose Tools | Template Manager * and open the template in the editor. */ /** * * @author prueba */ import java.awt.*; import java.awt.event.*; import java.applet.*; import java.math.*; public class Botones extends java.applet.Applet { char signo, sgnmenos='-'; String numero=""; int num7=7, num8=8, num9=9, num6=6, num5=5, num4=4, num3=3, num2=2, num1=1, num0=0,cont=0; double x,y,numpi=Math.PI, nume=Math.E; String var7,var8,var9,var6,var5,var4,var3,var2,var1,var0,varpunto; Label etiq1, etiq2; Button boton1, boton2, boton3, boton4, boton5, boton6, boton7, boton8, boton9, boton0; Button decimal, igual, suma, resta, mult, div; Button loga, raiz, seno, coseno, tangente, pi, potencia,potencia2,potencia3,factorial,ln,ex,e; Button senh, cosh, tanh, botonC,btnsigno; Button porciento; TextField cuadro, color1, color2, color3; double resp,rad; Image img; Button amarillo, azul, rojo, verde, gris, naranja, blanco, personalizado, aplicar, cerrar; Label fondo; int r,g,b; String red,green,blue; Label colorR, colorG, colorB; public void init() { initcomponents(); } void initcomponents() { colorR=new Label("Rojo"); colorR.setBackground(Color.BLACK); colorR.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); colorR.setForeground(Color.red); colorR.setAlignment(1); colorR.setVisible(false); setLayout(null); add(colorR); colorR.setBounds(5,350,60,25); colorG=new Label("Verde"); colorG.setBackground(Color.BLACK); colorG.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); colorG.setForeground(Color.green); colorG.setAlignment(1); colorG.setVisible(false); setLayout(null); add(colorG); colorG.setBounds(80,350,60,25); colorB=new Label("Azul"); colorB.setBackground(Color.BLACK); colorB.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); colorB.setForeground(Color.blue); colorB.setAlignment(1); colorB.setVisible(false); setLayout(null); add(colorB); colorB.setBounds(155,350,60,25); etiq2=new Label("Colores Calculadora"); etiq2.setBackground(Color.BLACK); etiq2.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); etiq2.setForeground(Color.green); setLayout(null); add(etiq2); etiq2.setBounds(5,5,150,30); amarillo=new Button("Amarillo"); amarillo.setBackground(Color.yellow); amarillo.setForeground(Color.black); amarillo.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); setLayout(null); add(amarillo); amarillo.setBounds(5,40,100,30); amarillo.addMouseListener(new MouseAdapter(){ public void mouseClicked (MouseEvent evt) { amarilloMouseClicked(evt); } }); azul=new Button("Azul"); azul.setBackground(Color.blue); azul.setForeground(Color.black); azul.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); setLayout(null); add(azul); azul.setBounds(5,75,100,30); azul.addMouseListener(new MouseAdapter(){ public void mouseClicked (MouseEvent evt) { azulMouseClicked(evt); } }); rojo=new Button("Rojo"); rojo.setBackground(Color.red); rojo.setForeground(Color.black); rojo.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); setLayout(null); add(rojo); rojo.setBounds(5,110,100,30); rojo.addMouseListener(new MouseAdapter(){ public void mouseClicked (MouseEvent evt) { rojoMouseClicked(evt); } }); gris=new Button("Gris"); gris.setBackground(Color.gray); gris.setForeground(Color.black); gris.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); setLayout(null); add(gris); gris.setBounds(5,145,100,30); gris.addMouseListener(new MouseAdapter(){ public void mouseClicked (MouseEvent evt) { grisMouseClicked(evt); } }); verde=new Button("Verde"); verde.setBackground(Color.green); verde.setForeground(Color.black); verde.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); setLayout(null); add(verde); verde.setBounds(5,180,100,30); verde.addMouseListener(new MouseAdapter(){ public void mouseClicked (MouseEvent evt) { verdeMouseClicked(evt); } }); naranja=new Button("Naranja"); naranja.setBackground(Color.orange); naranja.setForeground(Color.black); naranja.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); setLayout(null); add(naranja); naranja.setBounds(5,215,100,30); naranja.addMouseListener(new MouseAdapter(){ public void mouseClicked (MouseEvent evt) { naranjaMouseClicked(evt); } }); blanco=new Button("Blanco"); blanco.setBackground(Color.white); blanco.setForeground(Color.black); blanco.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); setLayout(null); add(blanco); blanco.setBounds(5,250,100,30); blanco.addMouseListener(new MouseAdapter(){ public void mouseClicked (MouseEvent evt) { blancoMouseClicked(evt); } }); personalizado=new Button("Personalizado"); personalizado.setBackground(new Color(125,154,168)); personalizado.setForeground(Color.black); personalizado.setFont(new Font("Comic Sans MS", Font.BOLD, 12)); setLayout(null); add(personalizado); personalizado.setBounds(5,285,100,30); personalizado.addMouseListener(new MouseAdapter(){ public void mouseClicked (MouseEvent evt) { personalizadoMouseClicked(evt); } }); aplicar=new Button("Aplicar"); aplicar.setBackground(new Color(200,240,185)); aplicar.setForeground(Color.black); aplicar.setFont(new Font("Comic Sans MS", Font.BOLD, 12)); aplicar.setVisible(false); setLayout(null); add(aplicar); aplicar.setBounds(60,390,100,30); aplicar.addMouseListener(new MouseAdapter(){ public void mouseClicked (MouseEvent evt) { aplicarMouseClicked(evt); } }); cerrar=new Button("Cerrar"); cerrar.setBackground(new Color(55,88,200)); cerrar.setForeground(Color.black); cerrar.setFont(new Font("Comic Sans MS", Font.BOLD, 12)); cerrar.setVisible(false); setLayout(null); add(cerrar); cerrar.setBounds(60,430,100,30); cerrar.addMouseListener(new MouseAdapter(){ public void mouseClicked (MouseEvent evt) { cerrarMouseClicked(evt); } }); color1 = new TextField(); color1.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); color1.setForeground(Color.black); color1.setBackground(Color.white); color1.setVisible(false); setLayout(null); add(color1); color1.setBounds(5,320,60,25); color2 = new TextField(); color2.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); color2.setForeground(Color.black); color2.setBackground(Color.white); color2.setVisible(false); setLayout(null); add(color2); color2.setBounds(80,320,60,25); color3 = new TextField(); color3.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); color3.setForeground(Color.black); color3.setBackground(Color.white); color3.setVisible(false); setLayout(null); add(color3); color3.setBounds(155,320,60,25); //aparece el 7 al presionar el boton boton7= new Button(); boton7.setBackground(Color.black); boton7.setForeground(Color.green); boton7.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); boton7.setLabel("7"); setLayout(null); add(boton7); boton7.setBounds(400,100,30,30); //Escuchador boton 7 boton7.addMouseListener(new MouseAdapter(){ public void mouseClicked (MouseEvent evt) { boton7MouseClicked(evt); } }); //aparece el 8 al presionar el boton boton8= new Button(); boton8.setBackground(Color.black); boton8.setForeground(Color.green); boton8.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); boton8.setLabel("8"); setLayout(null); add(boton8); boton8.setBounds(440,100,30,30); //Escuchador boton 7 boton8.addMouseListener(new MouseAdapter(){ public void mouseClicked (MouseEvent evt) { //aqui tarea boton8MouseClicked(evt); } }); //aparece el 9 al presionar el boton boton9= new Button(); boton9.setBackground(Color.black); boton9.setForeground(Color.green); boton9.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); boton9.setLabel("9"); setLayout(null); add(boton9); boton9.setBounds(480,100,30,30); boton9.addMouseListener(new MouseAdapter(){ public void mouseClicked (MouseEvent evt) { boton9MouseClicked(evt); } }); boton6= new Button(); boton6.setBackground(Color.black); boton6.setForeground(Color.green); boton6.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); boton6.setLabel("6"); setLayout(null); add(boton6); boton6.setBounds(480,140,30,30); boton6.addMouseListener(new MouseAdapter(){ public void mouseClicked (MouseEvent evt) { boton6MouseClicked(evt); } }); boton5= new Button(); boton5.setBackground(Color.black); boton5.setForeground(Color.green); boton5.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); boton5.setLabel("5"); setLayout(null); add(boton5); boton5.setBounds(440,140,30,30); boton5.addMouseListener(new MouseAdapter(){ public void mouseClicked (MouseEvent evt) { boton5MouseClicked(evt); } }); boton4= new Button(); boton4.setBackground(Color.black); boton4.setForeground(Color.green); boton4.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); boton4.setLabel("4"); setLayout(null); add(boton4); boton4.setBounds(400,140,30,30); boton4.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ boton4MouseClicked(evt); } }); boton3= new Button(); boton3.setBackground(Color.black); boton3.setForeground(Color.green); boton3.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); boton3.setLabel("3"); setLayout(null); add(boton3); boton3.setBounds(480,180,30,30); boton3.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ boton3MouseClicked(evt); } }); boton2= new Button(); boton2.setBackground(Color.black); boton2.setForeground(Color.green); boton2.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); boton2.setLabel("2"); setLayout(null); add(boton2); boton2.setBounds(440,180,30,30); boton2.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ boton2MouseClicked(evt); } }); boton1= new Button(); boton1.setBackground(Color.black); boton1.setForeground(Color.green); boton1.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); boton1.setLabel("1"); setLayout(null); add(boton1); boton1.setBounds(400,180,30,30); boton1.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ boton1MouseClicked(evt); } }); boton0= new Button(); boton0.setBackground(Color.black); boton0.setForeground(Color.green); boton0.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); boton0.setLabel("0"); setLayout(null); add(boton0); boton0.setBounds(400,220,30,30); boton0.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ boton0MouseClicked(evt); } }); botonC= new Button(); botonC.setBackground(Color.black); botonC.setForeground(Color.green); botonC.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); botonC.setLabel("C"); setLayout(null); add(botonC); botonC.setBounds(180,180,30,70); botonC.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ botonCMouseClicked(evt); } }); btnsigno= new Button(); btnsigno.setBackground(Color.black); btnsigno.setForeground(Color.green); btnsigno.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); btnsigno.setLabel("+/-"); setLayout(null); add(btnsigno); btnsigno.setBounds(180,140,30,30); btnsigno.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ btnsignoMouseClicked(evt); } }); porciento= new Button(); porciento.setBackground(Color.black); porciento.setForeground(Color.green); porciento.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); porciento.setLabel("%"); setLayout(null); add(porciento); porciento.setBounds(180,100,30,30); porciento.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ porcientoMouseClicked(evt); } }); decimal= new Button(); decimal.setBackground(Color.red); decimal.setForeground(Color.white); decimal.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); decimal.setLabel("."); setLayout(null); add(decimal); decimal.setBounds(440,220,30,30); decimal.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ decimalMouseClicked(evt); } }); igual= new Button(); igual.setBackground(Color.red); igual.setForeground(Color.white); igual.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); igual.setLabel("="); setLayout(null); add(igual); igual.setBounds(480,220,30,30); igual.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ igualMouseClicked(evt); } }); suma= new Button(); suma.setBackground(Color.red); suma.setForeground(Color.white); suma.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); suma.setLabel("+"); setLayout(null); add(suma); suma.setBounds(520,100,30,30); suma.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ sumaMouseClicked(evt); } }); resta= new Button(); resta.setBackground(Color.red); resta.setForeground(Color.white); resta.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); resta.setLabel("-"); setLayout(null); add(resta); resta.setBounds(520,140,30,30); resta.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ restaMouseClicked(evt); } }); mult= new Button(); mult.setBackground(Color.red); mult.setForeground(Color.white); mult.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); mult.setLabel("*"); setLayout(null); add(mult); mult.setBounds(520,180,30,30); mult.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ multMouseClicked(evt); } }); div= new Button(); div.setBackground(Color.red); div.setForeground(Color.white); div.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); div.setLabel("/"); setLayout(null); add(div); div.setBounds(520,220,30,30); div.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ divMouseClicked(evt); } }); seno= new Button(); seno.setForeground(Color.RED); seno.setFont(new Font("Verdana",Font.BOLD,12)); seno.setLabel("sen"); setLayout(null); add(seno); seno.setBounds(340,100,30,30); seno.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ senoMouseClicked(evt); } }); loga= new Button(); loga.setLabel("log"); loga.setForeground(new Color(10,180,100)); loga.setFont(new Font("Comic Sans MS", Font.BOLD,12)); setLayout(null); add(loga); loga.setBounds(220,180,30,30); loga.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ logaMouseClicked(evt); } }); raiz= new Button(); raiz.setLabel("sqrt"); raiz.setFont(new Font("Arial",Font.BOLD,12)); setLayout(null); add(raiz); raiz.setBounds(220,140,30,30); raiz.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ raizMouseClicked(evt); } }); coseno= new Button(); coseno.setForeground(Color.RED); coseno.setFont(new Font("Verdana",Font.BOLD,12)); coseno.setLabel("cos"); setLayout(null); add(coseno); coseno.setBounds(340,140,30,30); coseno.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ cosenoMouseClicked(evt); } }); tangente= new Button(); tangente.setForeground(Color.RED); tangente.setFont(new Font("Verdana",Font.BOLD,12)); tangente.setLabel("tan"); setLayout(null); add(tangente); tangente.setBounds(340,180,30,30); tangente.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ tangenteMouseClicked(evt); } }); pi= new Button(); pi.setLabel("pi"); pi.setForeground(new Color(11,15,166)); pi.setFont(new Font("Arial",Font.BOLD,12)); setLayout(null); add(pi); pi.setBounds(340,220,30,30); pi.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ piMouseClicked(evt); } }); potencia= new Button(); potencia.setLabel("x^y"); potencia.setForeground(new Color(190,18,10)); potencia.setFont(new Font("Arial",Font.BOLD,12)); setLayout(null); add(potencia); potencia.setBounds(260,180,30,30); potencia.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ potenciaMouseClicked(evt); } }); potencia2= new Button(); potencia2.setForeground(new Color(190,18,10)); potencia2.setFont(new Font("Arial",Font.BOLD,12)); potencia2.setLabel("x^2"); setLayout(null); add(potencia2); potencia2.setBounds(260,100,30,30); potencia2.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ potencia2MouseClicked(evt); } }); potencia3= new Button(); potencia3.setLabel("x^3"); potencia3.setForeground(new Color(190,18,10)); potencia3.setFont(new Font("Arial",Font.BOLD,12)); setLayout(null); add(potencia3); potencia3.setBounds(260,140,30,30); potencia3.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ potencia3MouseClicked(evt); } }); factorial= new Button(); factorial.setLabel("n!"); factorial.setFont(new Font("Arial",Font.BOLD,12)); setLayout(null); add(factorial); factorial.setBounds(220,100,30,30); factorial.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ factorialMouseClicked(evt); } }); ln= new Button(); ln.setLabel("ln"); ln.setForeground(new Color(10,180,100)); ln.setFont(new Font("Comic Sans MS", Font.BOLD,12)); setLayout(null); add(ln); ln.setBounds(220,220,30,30); ln.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ lnMouseClicked(evt); } }); ex= new Button(); ex.setLabel("e^x"); ex.setForeground(new Color(190,18,10)); ex.setFont(new Font("Arial",Font.BOLD,12)); setLayout(null); add(ex); ex.setBounds(260,220,30,30); ex.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ exMouseClicked(evt); } }); e= new Button(); e.setLabel("e"); e.setForeground(new Color(11,15,166)); e.setFont(new Font("Arial",Font.BOLD,12)); setLayout(null); add(e); e.setBounds(300,220,30,30); e.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ eMouseClicked(evt); } }); senh= new Button(); senh.setLabel("senh"); senh.setForeground(new Color(10,100,190)); senh.setFont(new Font("Comic Sans MS", Font.BOLD,12)); setLayout(null); add(senh); senh.setBounds(300,100,30,30); senh.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ senhMouseClicked(evt); } }); cosh= new Button(); cosh.setLabel("cosh"); cosh.setForeground(new Color(10,100,190)); cosh.setFont(new Font("Comic Sans MS", Font.BOLD,12)); setLayout(null); add(cosh); cosh.setBounds(300,140,30,30); cosh.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ coshMouseClicked(evt); } }); tanh= new Button(); tanh.setLabel("tanh"); tanh.setForeground(new Color(10,100,190)); tanh.setFont(new Font("Comic Sans MS", Font.BOLD,12)); setLayout(null); add(tanh); tanh.setBounds(300,180,30,30); tanh.addMouseListener(new MouseAdapter(){ public void mouseClicked(MouseEvent evt){ tanhMouseClicked(evt); } }); cuadro = new TextField(); cuadro.setEditable(false); cuadro.setFont(new Font("Comic Sans MS", Font.BOLD, 14)); cuadro.setForeground(Color.BLUE); setLayout(null); add(cuadro); cuadro.setBounds(220,60,332,22); //Fondo fondo=new Label(); fondo.setBackground(Color.gray); setLayout(null); add(fondo); fondo.setBounds(170,40,400,225); } public void boton7MouseClicked(MouseEvent evt){ cuadro.setText(num7+""); numero+=cuadro.getText(); cuadro.setText(numero); } public void boton8MouseClicked(MouseEvent evt){ cuadro.setText(num8+""); numero+=cuadro.getText(); cuadro.setText(numero); } public void boton9MouseClicked(MouseEvent evt){ cuadro.setText(num9+""); numero+=cuadro.getText(); cuadro.setText(numero); } public void boton4MouseClicked(MouseEvent evt){ cuadro.setText(num4+""); numero+=cuadro.getText(); cuadro.setText(numero); } public void boton5MouseClicked(MouseEvent evt){ cuadro.setText(num5+""); numero+=cuadro.getText(); cuadro.setText(numero); } public void boton6MouseClicked(MouseEvent evt){ cuadro.setText(num6+""); numero+=cuadro.getText(); cuadro.setText(numero); } public void boton1MouseClicked(MouseEvent evt){ cuadro.setText(num1+""); numero+=cuadro.getText(); cuadro.setText(numero); } public void boton2MouseClicked(MouseEvent evt){ cuadro.setText(num2+""); numero+=cuadro.getText(); cuadro.setText(numero); } public void boton3MouseClicked(MouseEvent evt){ cuadro.setText(num3+""); numero+=cuadro.getText(); cuadro.setText(numero); } public void boton0MouseClicked(MouseEvent evt){ cuadro.setText(num0+""); numero+=cuadro.getText(); cuadro.setText(numero); } public void piMouseClicked(MouseEvent evt) { cuadro.setText(numpi+""); numero+=cuadro.getText(); cuadro.setText(numero); } public void decimalMouseClicked(MouseEvent evt){ cont =evt.getClickCount(); if(cont < 2){ cuadro.setText("."); numero+=cuadro.getText(); cuadro.setText(numero); } } public void potenciaMouseClicked(MouseEvent evt){ x=Double.parseDouble(cuadro.getText()); signo='p'; numero=""; } public void sumaMouseClicked(MouseEvent evt){ x=Double.parseDouble(cuadro.getText()); signo='+'; numero=""; } public void restaMouseClicked(MouseEvent evt){ x=Double.parseDouble(cuadro.getText()); signo='-'; numero=""; } public void multMouseClicked(MouseEvent evt){ x=Double.parseDouble(cuadro.getText()); signo='*'; numero=""; } public void divMouseClicked(MouseEvent evt){ x=Double.parseDouble(cuadro.getText()); signo='/'; numero=""; } public void senoMouseClicked(MouseEvent evt){ x=Double.parseDouble(cuadro.getText()); rad = Math.toRadians(x); resp=Math.sin(rad); cuadro.setText(resp+""); } public void logaMouseClicked(MouseEvent evt) { x=Double.parseDouble(cuadro.getText()); resp=Math.log10(x); cuadro.setText(resp+""); } public void raizMouseClicked(MouseEvent evt) { x=Double.parseDouble(cuadro.getText()); if (x<0) { cuadro.setText("Error: raíz cuadrada de número negativo"); } else { resp=Math.sqrt(x); cuadro.setText(resp+""); } } public void cosenoMouseClicked(MouseEvent evt) { x=Double.parseDouble(cuadro.getText()); rad = Math.toRadians(x); resp=Math.cos(rad); cuadro.setText(resp+""); } public void tangenteMouseClicked(MouseEvent evt) { x=Double.parseDouble(cuadro.getText()); if (x%90==0) { cuadro.setText("Error: Tangente de "+x); x=0; resp=0; } else { rad = Math.toRadians(x); resp=Math.tan(rad); cuadro.setText(resp+""); } } public void potencia2MouseClicked(MouseEvent evt) { x=Double.parseDouble(cuadro.getText()); resp=Math.pow(x,2); cuadro.setText(resp+""); numero=""; } public void potencia3MouseClicked(MouseEvent evt) { x=Double.parseDouble(cuadro.getText()); resp=Math.pow(x,3); cuadro.setText(resp+""); numero=""; } public void factorialMouseClicked(MouseEvent evt) { double cont1=1,r=1; x=Double.parseDouble(cuadro.getText()); do { r*=cont1; cont1++; } while(cont1<=x); cuadro.setText(r+""); } public void lnMouseClicked(MouseEvent evt) { x=Double.parseDouble(cuadro.getText()); if (x>0) { resp=Math.log(x); cuadro.setText(resp+""); } else { cuadro.setText("Error: logaritmo natural de un número negativo"); cuadro.setFont(new Font("Comic Sans MS", Font.BOLD, 12)); cuadro.setForeground(Color.BLUE); } } public void exMouseClicked(MouseEvent evt) { x=Double.parseDouble(cuadro.getText()); resp=Math.pow(Math.E,x); cuadro.setText(resp+""); } public void eMouseClicked(MouseEvent evt) { cuadro.setText(nume+""); numero+=cuadro.getText(); cuadro.setText(numero); } public void senhMouseClicked(MouseEvent evt) { x=Double.parseDouble(cuadro.getText()); resp=Math.sinh(x); cuadro.setText(resp+""); } public void coshMouseClicked(MouseEvent evt) { x=Double.parseDouble(cuadro.getText()); resp=Math.cosh(x); cuadro.setText(resp+""); } public void tanhMouseClicked(MouseEvent evt) { x=Double.parseDouble(cuadro.getText()); resp=Math.tanh(x); cuadro.setText(resp+""); } public void botonCMouseClicked(MouseEvent evt) { numero=""; x=0.0; resp=0.0; y=0; cuadro.setText("0"); } public void btnsignoMouseClicked(MouseEvent evt) { //double b; cuadro.setText(sgnmenos+""); numero+=cuadro.getText(); cuadro.setText(numero); //int cont=0; //cont=cont+evt.getClickCount(); cuadro.setText("-"+" "); x=Double.parseDouble(cuadro.getText()) * (-1); } public void porcientoMouseClicked(MouseEvent evt){ x=Double.parseDouble(cuadro.getText()); signo='%'; numero=""; } public void igualMouseClicked(MouseEvent evt){ y=Double.parseDouble(cuadro.getText()); numero=""; if(signo=='+') { resp=x+y; cuadro.setText(resp+""); } if(signo=='-') { resp=x-y; cuadro.setText(resp+""); } if(signo=='*') { resp=x*y; cuadro.setText(resp+""); } if(signo=='/') { if(y!=0) { resp=x/y; cuadro.setText(resp+""); } else cuadro.setText("Error: division por cero"); } if(signo=='p') { resp=Math.pow(x,y); cuadro.setText(resp+"");

Como crear una calculadora en java

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