import java.awt.*;

//계산기



class MyFrame12 extends Frame{

private String bt[] = {"7","8","9","/",

"4","5","6","*",

"1","2","3","-",

"#","0","*","+"};


private Label lb= new Label("계산기",Label.CENTER);

private Panel p1 = new Panel();

private Panel p2 = new Panel();

private BorderLayout bl = new BorderLayout();

private GridLayout gl = new GridLayout(4,4);

public void init(){

this.add("North",p1);

this.add("Center",p2);

p1.add(lb);

p2.setLayout(gl);

for(int i=0; i<bt.length; ++i){

bt[i] = new String();

}

}


MyFrame12(String title){

super(title);

this.init();

this.setSize(400,300);

Dimension screen = Toolkit.getDefaultToolkit().getScreenSize();

int xpos = (int)(screen.getWidth()/2 - this.getWidth()/2);

int ypos = (int)(screen.getHeight()/2 - this.getHeight()/2);

this.setLocation(xpos,ypos);

this.setResizable(false);

this.setVisible(true);

}

}

public class Exam_12 {

public static void main(String[] args) {

MyFrame12 mf = new MyFrame12("awt실습");

}

}




저 위에 선언한 배열이 쭈륵 나오기만 하면 될거같은데

나오지가 않음

for에서 뭘 어케 만져야할거같은데 어캄?