layout - początek

src/main/java/p30_swing/podstawy/Okno3.java

+package p30_swing.podstawy;
+
+import java.awt.Color;
+import java.awt.Font;
+
+import javax.swing.JButton;
+import javax.swing.JFrame;
+import javax.swing.JLabel;
+import javax.swing.SwingConstants;
+
+public class Okno3 {
+
+    public static void main(String[] args) {
+        JFrame okno = new JFrame("Nasza aplikacja");
+        okno.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+        okno.setSize(800, 600);
+        
+        JLabel label1 = new JLabel("Hello world");
+        label1.setFont(new Font("Arial", Font.BOLD, 40));
+        label1.setForeground(Color.BLUE);
+        label1.setHorizontalAlignment(SwingConstants.CENTER);
+        okno.add(label1);
+        
+        JLabel label2 = new JLabel("Goodbye cruel world");
+        label2.setFont(new Font("Arial", Font.BOLD | Font.ITALIC, 40));
+        label2.setForeground(Color.RED);
+        label2.setHorizontalAlignment(SwingConstants.CENTER);
+        okno.add(label2);
+        
+        JButton button1 = new JButton("OK");
+        button1.setFont(new Font("Arial", Font.BOLD, 40));
+        button1.setForeground(Color.GREEN);
+        button1.setHorizontalAlignment(SwingConstants.CENTER);
+        okno.add(button1);
+        
+        okno.setVisible(true);
+    }
+
+}

src/main/java/p30_swing/podstawy/Okno3a.java

+package p30_swing.podstawy;
+
+import java.awt.Color;
+import java.awt.Font;
+
+import javax.swing.JButton;
+import javax.swing.JFrame;
+import javax.swing.JLabel;
+import javax.swing.SwingConstants;
+
+public class Okno3a {
+
+    public static void main(String[] args) {
+        JFrame okno = new JFrame("Nasza aplikacja");
+        okno.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+        okno.setSize(800, 600);
+        
+        JLabel label1 = new JLabel("Hello world");
+        label1.setFont(new Font("Arial", Font.BOLD, 40));
+        label1.setForeground(Color.BLUE);
+        label1.setHorizontalAlignment(SwingConstants.CENTER);
+        okno.add(label1);
+        
+        JLabel label2 = new JLabel("Goodbye cruel world");
+        label2.setFont(new Font("Arial", Font.BOLD | Font.ITALIC, 40));
+        label2.setForeground(Color.RED);
+        label2.setHorizontalAlignment(SwingConstants.CENTER);
+        okno.add(label2, "South");
+        
+        JButton button1 = new JButton("OK");
+        button1.setFont(new Font("Arial", Font.BOLD, 40));
+        button1.setForeground(Color.GREEN);
+        button1.setHorizontalAlignment(SwingConstants.CENTER);
+        okno.add(button1, "West");
+        
+        okno.setVisible(true);
+    }
+
+}