lesson 8

META-INF/MANIFEST.MF

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+Manifest-Version: 1.0
+Main-Class: lesson8.examples.Example2
+

src/META-INF/MANIFEST.MF

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+Manifest-Version: 1.0
+Main-Class: lesson8.examples.Example2
+

src/lesson8/borderlayout/BorderLayout1.java

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+package lesson8.borderlayout;
+
+import javax.swing.*;
+import java.awt.*;
+
+public class BorderLayout1 {
+
+    static class MyWindow extends JFrame {
+        public MyWindow() {
+            setTitle("Test Window");
+            setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
+            setSize(800, 800);
+            setLocationRelativeTo(null);
+
+            JButton button = new JButton("Button 1 (PAGE_START)");
+            add(button, BorderLayout.NORTH);
+
+            button = new JButton("Button 2 (CENTER)");
+            add(button, BorderLayout.CENTER);
+
+            button = new JButton("Button 3 (LINE_START)");
+//            button.setSize(new Dimension(200, 200));
+            button.setSize(200, 200);
+//            add(button, BorderLayout.LINE_START);
+            add(button, BorderLayout.WEST);
+
+            button = new JButton("Long-Named Button 4 (PAGE_END)");
+            add(button, BorderLayout.EAST);
+
+            button = new JButton("5 (LINE_END)");
+//            add(button, BorderLayout.LINE_END);
+            add(button, BorderLayout.SOUTH);
+
+            setVisible(true);
+        }
+    }
+
+    public static void main(String[] args) {
+        new MyWindow();
+    }
+
+}

src/lesson8/borderlayout/BorderLayout2.java

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+package lesson8.borderlayout;
+
+import javax.swing.*;
+import java.awt.*;
+
+public class BorderLayout2 {
+
+    static public class MyWindow extends JFrame {
+        public MyWindow() {
+            setBounds(500,500,500,300);
+            setTitle("BoxLayoutDemo");
+            setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
+            JButton[] jbs = new JButton[10];
+//            setLayout(new BoxLayout(getContentPane(), BoxLayout.Y_AXIS)); // одну из строк надо закомментировать
+            setLayout(new BoxLayout(getContentPane(), BoxLayout.X_AXIS)); // одну из строк надо закомментировать
+            for (int i = 0; i < jbs.length; i++) {
+                jbs[i] = new JButton("#" + i);
+                jbs[i].setAlignmentY(Component.TOP_ALIGNMENT);
+                add(jbs[i]);
+            }
+            setVisible(true);
+        }
+    }
+
+    public static void main(String[] args) {
+        new MyWindow();
+    }
+
+}

src/lesson8/borderlayout/BorderLayout3.java

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+package lesson8.borderlayout;
+
+import javax.swing.*;
+import java.awt.*;
+
+public class BorderLayout3 {
+
+    static public class MyWindow extends JFrame {
+        public MyWindow() {
+            setBounds(500, 500, 400, 300);
+            setTitle("FlowLayoutDemo");
+            setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
+            JButton[] jbs = new JButton[10];
+            setLayout(new FlowLayout());
+            for (int i = 0; i < jbs.length; i++) {
+                jbs[i] = new JButton("#" + i);
+                add(jbs[i]);
+            }
+            setVisible(true);
+        }
+    }
+
+    public static void main(String[] args) {
+        new MyWindow();
+    }
+
+}

src/lesson8/borderlayout/BorderLayout4.java

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+package lesson8.borderlayout;
+
+import javax.swing.*;
+import java.awt.*;
+
+public class BorderLayout4 {
+
+    static public class MyWindow extends JFrame {
+        public MyWindow() {
+            setBounds(500,500,400,300);
+            setTitle("GridLayoutDemo");
+            setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
+            JButton[] jbs = new JButton[10];
+            setLayout(new GridLayout(4, 3));
+            for (int i = 0; i < jbs.length; i++) {
+                jbs[i] = new JButton("#" + i);
+                add(jbs[i]);
+            }
+            setVisible(true);
+        }
+    }
+
+    public static void main(String[] args) {
+        new MyWindow();
+    }
+
+}

src/lesson8/events/KeyboardExample.java

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+package lesson8.events;
+
+import javax.swing.*;
+import java.awt.*;
+import java.awt.event.*;
+
+public class KeyboardExample {
+
+    static public class MyWindow extends JFrame {
+        public MyWindow() {
+            setBounds(500, 500, 400, 300);
+            setTitle("Demo");
+            setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
+
+            JLabel text = new JLabel("<blank>");
+            add(text, BorderLayout.NORTH);
+
+            JTextField field = new JTextField();
+            add(field, BorderLayout.CENTER);
+            field.addActionListener(new ActionListener() {
+                @Override
+                public void actionPerformed(ActionEvent e) {
+                    System.out.println("Your message: " + field.getText());
+                    text.setText(((JTextField)e.getSource()).getText());
+                    field.setText(null);
+                }
+            });
+
+            field.addKeyListener(new KeyAdapter() {
+                @Override
+                public void keyTyped(KeyEvent e) {
+                    if (e.isShiftDown()) {
+                        System.out.println("Shift down");
+                    }
+                    System.out.println(e.getKeyChar() + " down");
+
+                }
+            });
+
+            JButton button = new JButton("Execute");
+            add(button, BorderLayout.SOUTH);
+            button.addActionListener(e -> {
+                text.setText(field.getText());
+                field.setText(null);
+            });
+
+            setVisible(true);
+        }
+
+    }
+
+
+    public static void main(String[] args) {
+        new MyWindow();
+    }
+
+}

src/lesson8/events/MouseEventExample.java

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+package lesson8.events;
+
+import javax.swing.*;
+import java.awt.event.MouseAdapter;
+import java.awt.event.MouseEvent;
+
+public class MouseEventExample {
+
+    static public class MyWindow extends JFrame {
+        public MyWindow() {
+            setBounds(500, 500, 400, 300);
+            setTitle("Demo");
+            setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
+            JPanel pan = new JPanel();
+            add(pan);
+            pan.addMouseListener(new MouseAdapter() {
+                @Override
+                public void mouseReleased(MouseEvent e) {
+                    System.out.println("MousePos: " + e.getX() + " " + e.getY());
+                }
+
+                @Override
+                public void mouseExited(MouseEvent e) {
+                    System.out.println("Exited!");
+                }
+            });
+
+
+
+            setVisible(true);
+        }
+    }
+
+
+    public static void main(String[] args) {
+        new MyWindow();
+    }
+
+}

src/lesson8/examples/Example1.java

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+package lesson8.examples;
+
+import javax.swing.*;
+import java.awt.*;
+
+public class Example1 {
+
+    static class MyWindow extends JFrame {
+        public MyWindow() {
+            setTitle("Test Window");
+            setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
+//            setLocationRelativeTo(null);
+            setSize(400, 400);
+            setLocation(300, 300);
+//            setBounds(2400, 300, 400, 400);
+            setVisible(true);
+        }
+    }
+
+    private static class WindowRunnable implements /* extends */ Runnable {
+
+        @Override
+        public void run() {
+            new MyWindow();
+        }
+    }
+
+    public static void main(String[] args) {
+        new MyWindow();
+//        EventQueue.invokeLater(new WindowRunnable());
+//        EventQueue.invokeLater(MyWindow::new);
+
+    }
+
+
+}

src/lesson8/examples/Example2.java

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+package lesson8.examples;
+
+import javax.swing.*;
+import java.awt.*;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+
+public class Example2 {
+
+    static class MyWindow extends JFrame {
+        public MyWindow() {
+            setTitle("Test Window");
+            setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
+            setBounds(300, 300, 400, 400);
+
+            JButton[] jbs = new JButton[5];
+            for (int i = 0; i < 5; i++) {
+                jbs[i] = new JButton("#" + i);
+                jbs[i].addActionListener(new ActionListener() {
+                    @Override
+                    public void actionPerformed(ActionEvent e) {
+                        System.out.println(((JButton)e.getSource()).getText() + " was pressed");
+                    }
+                });
+            }
+            setLayout(new BorderLayout());   // выбор компоновщика элементов
+            add(jbs[0], BorderLayout.EAST); // добавление кнопки на форму
+            add(jbs[1], BorderLayout.WEST);
+            add(jbs[2], BorderLayout.SOUTH);
+            add(jbs[3], BorderLayout.NORTH);
+            add(jbs[4], BorderLayout.CENTER);
+            setVisible(true);
+        }
+    }
+
+    public static void main(String[] args) {
+        new MyWindow();
+    }
+
+}

src/lesson8/graphics/ButtonDrawExample.java

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+package lesson8.graphics;
+
+import javax.swing.*;
+import java.awt.*;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+
+public class ButtonDrawExample {
+    static class MyWindow extends JFrame {
+
+    private static final String DRAW_X = "DRAW_X";
+    private static final String DRAW_O = "DRAW_O";
+
+        public MyWindow() {
+            setSize(800,300);
+            setDefaultCloseOperation(EXIT_ON_CLOSE);
+            setLocationRelativeTo(null);
+
+            setLayout(new GridLayout(1, 3));
+            add(createButton());
+            add(createButton());
+            add(createButton());
+
+            setVisible(true);
+        }
+
+        private JButton createButton() {
+            return new JButton() {
+
+                {
+                    setActionCommand(DRAW_O);
+                    addActionListener(new ActionListener() {
+                        @Override
+                        public void actionPerformed(ActionEvent e) {
+                            String action = getActionCommand().equals(DRAW_O) ? DRAW_X : DRAW_O;
+                            setActionCommand(action);
+                        }
+                    });
+                }
+
+                @Override
+                public void paint(Graphics graphics) {
+                    super.paint(graphics);
+
+                    if (getActionCommand().equals(DRAW_O)) {
+                        graphics.drawOval(0, this.getHeight() / 4, getWidth(), getWidth());
+                        graphics.setColor(Color.RED);
+                        graphics.fillOval(0, this.getHeight() / 4, getWidth(), getWidth());
+                    }
+                    else {
+                        Graphics2D g2d = (Graphics2D) graphics;
+                        g2d.setStroke(new BasicStroke(10));
+                        g2d.setColor(Color.BLUE);
+                        g2d.drawLine(0, 0, this.getWidth(), this.getHeight());
+                        g2d.drawLine(this.getWidth(), 0,  0, this.getHeight());
+                    }
+                }
+            };
+
+        }
+
+    }
+
+
+    public static void main(String[] args){
+        new MyWindow();
+    }
+
+}