How to show my button?
well, Im a newbie to java and im trying to make a calculator, but can any1 help me to show the button on the window, the application can run but no button were shown.. i wonder what code should i add to the main method ..
Here is the code:
import javax.swing.*;
import java.awt.event.*;
import java.awt.*;
publicclass BCextends JFrame
{
JButton B1 =new JButton("1");
JButton B2 =new JButton("2");
JButton B3 =new JButton("3");
JButton B4 =new JButton("4");
JButton B5 =new JButton("5");
JButton B6 =new JButton("6");
JButton B7 =new JButton("7");
JButton B8 =new JButton("8");
JButton B9 =new JButton("9");
JButton B0 =new JButton("0");
JButton BPlus=new JButton("+");
JButton BMinus=new JButton("-");
JButton BDivide=new JButton("/");
JButton BMultiply =new JButton("*");
JButton BEqual=new JButton("=");
JButton BClear=new JButton("C");
JButton BBackspace=new JButton("Backspace");
JButton BSqrt=new JButton("sqrt");
JButton BPosMin=new JButton("+/-");
JButton BPoint=new JButton(".");
JPanel PButton=new JPanel();
Container contain;
public BC()
{
}
publicvoid ButtonConfiguration()
{
PButton.setLayout(new GridLayout(4,5,2,2));
PButton.add(B1);
}
publicstaticvoid main(String args[])
{
BC calculator=new BC();
calculator.setTitle("Butcher's Calculator");
calculator.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
calculator.setSize(300,350);
calculator.setResizable(false);
calculator.setVisible(true);
}
}
