imported>Unknown at 05:31, 7 February 2021

2021-02-07T05:31:46Z

New page

아직은 인터페이스만...;;
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import java.awt.*;

import javax.swing.*;

public class MyCalculator extends JFrame {

JButton numberButton[];
JTextField inputField = new JTextField();

public MyCalculator() {
GridBagLayout gridbag = new GridBagLayout();
GridBagConstraints c = new GridBagConstraints();

this.setTitle("Calculator");

getContentPane().setLayout(gridbag);

c.fill = GridBagConstraints.BOTH;
c.weightx = 1.0;
c.weighty = 1.0;
c.gridwidth = GridBagConstraints.REMAINDER; //end row

gridbag.setConstraints(inputField, c);
getContentPane().add(inputField);

c.weightx = 1.0;
c.gridwidth = GridBagConstraints.LAST_LINE_END;

makebutton("+", gridbag, c);
makebutton("-", gridbag, c);
makebutton("*", gridbag, c);

c.gridwidth = GridBagConstraints.REMAINDER; //end row
makebutton("/", gridbag, c);

c.gridwidth = GridBagConstraints.LAST_LINE_END;
makebutton("1", gridbag, c);
makebutton("2", gridbag, c);
makebutton("3", gridbag, c);

c.gridwidth = GridBagConstraints.REMAINDER; //end row
makebutton("<-", gridbag, c);

c.gridwidth = GridBagConstraints.LAST_LINE_END;
makebutton("4", gridbag, c);
makebutton("5", gridbag, c);
makebutton("6", gridbag, c);

c.gridwidth = GridBagConstraints.REMAINDER; //end row
makebutton("C", gridbag, c);

c.gridwidth = GridBagConstraints.LAST_LINE_END;
makebutton("7", gridbag, c);
makebutton("8", gridbag, c);
makebutton("9", gridbag, c);

c.gridwidth = GridBagConstraints.REMAINDER; //end row
makebutton("=", gridbag, c);

setSize(300, 200);
setVisible(true);
}

private void makebutton(
String name,
GridBagLayout gridbag,
GridBagConstraints c) {
Button button = new Button(name);
gridbag.setConstraints(button, c);
getContentPane().add(button);
}

public static void main(String[] args) {
MyCalculator calculator = new MyCalculator();
}
}

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[[whiteblue]]

Whiteblue/간단한계산기 - Revision history

imported>Unknown at 05:31, 7 February 2021