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Membuat program Kalkulator Sederhana dengan menggunakan Jframe! Code: Tombol Tambah satu =Integer.valueOf(field1.getText()); dua =Integer.valueOf(field2.getText()); hasil=(satu+dua); field1.setText(String.valueOf(hasil)); txthasil.setText(String.valueOf(hasil)); field2.setText(null); field2.requestFocus(); Tombol Kurang satu =Integer.valueOf(field1.getText()); dua =Integer.valueOf(field2.getText()); hasil=(satu-dua); field1.setText(String.valueOf(hasil)); txthasil.setText(String.valueOf(hasil)); field2.setText(null); field2.requestFocus(); Tombol kali satu =Integer.valueOf(field1.getText()); dua =Integer.valueOf(field2.getText()); hasil=(satu*dua); field1.setText(String.valueOf(hasil)); txthasil.setText(String.valueOf(hasil)); field2.setText(null); field2.requestFocus(); Tombol Bagi satu =Integer.valueOf(field1.getText()); dua =Integer.valueOf(field2.getText()); hasil=(satu/dua); field1.setText(String.valueOf(hasil)); txthasil.setText(String.v...

Pertemuan 4  Program berbasis GUI yang menerima inputan dua buah bilangan dan dapat melakukan operasi penjumlahan, pengurangan, perkalian, dan pembagian.   Source Code  : Output :

Tugas Pertemuan 3 – Java II Kode Program 1 : (Membuat Flow Layout) import javax.swing.*; import java.awt.*; import java.awt.event.*; public class FlowLayoutTest extends JFrame { public FlowLayoutTest(){ super("Contoh Flow Layout"); FlowLayout lay = new FlowLayout(); lay.setAlignment(FlowLayout.RIGHT); lay.setVgap(25);//mengatur jarak vertikal antar komponen lay.setHgap(25);//mengatur jarak horisontal antar komponen Container c = getContentPane(); c.setLayout(lay); JButton t1 = new JButton("Tombol 1"); JButton t2 = new JButton("Tombol 2"); JButton t3 = new JButton("Tombol 3"); JButton t4 = new JButton("Tombol terpanjang no 4"); JButton t5 = new JButton("Tombol 5"); JButton t6 = new JButton("Tombol 6"); c.add(t1); c.add(t2); c.add(t3); c.add(t4); c.add(t5); c.add(t6); } public static void main(String[] args){ FlowLayoutTest flt = new FlowLayoutTest(); flt.setSize(500, 200); flt.set...