📁 Java Tutorial 076 - Code Viewer

import java.awt.Color; import java.awt.Font; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JPanel; import javax.swing.JSlider; import javax.swing.SwingConstants; import javax.swing.event.ChangeEvent; import javax.swing.event.ChangeListener; public class RGBSlider { public static JSlider sliderRED; public static JSlider sliderGREEN; public static JSlider sliderBLUE; public static JLabel labelRED = new JLabel("RED"); public static JLabel labelGREEN = new JLabel("GREEN"); public static JLabel labelBLUE = new JLabel("BLUE"); public static int RED = 0; public static int GREEN = 0; public static int BLUE = 0; public static String renkKodu = "RGB -> " + RED + " / " + GREEN + " / " + BLUE; public RGBSlider() { JFrame frame = new JFrame("076 JSlider kullanarak RGB renk kodu islemi"); frame.setLayout(null); JPanel panel = new JPanel(); panel.setLayout(null); panel.setBackground(new Color(221, 242, 220)); panel.setBounds(20, 20, 960, 350); JPanel panelRGB = new JPanel(); panelRGB.setLayout(null); panelRGB.setBackground(new Color(RED, GREEN, BLUE)); panelRGB.setBounds(20, 400, 960, 150); JLabel label = new JLabel(renkKodu); label.setHorizontalAlignment(JLabel.CENTER); label.setFont(new Font("Helvetica", Font.BOLD, 55)); label.setBounds(50, 290, 800, 50); labelRED.setFont(new Font("Helvetica", Font.PLAIN, 27)); labelRED.setBounds(10, 10, 100, 30); labelGREEN.setFont(new Font("Helvetica", Font.PLAIN, 27)); labelGREEN.setBounds(10, 100, 100, 30); labelBLUE.setFont(new Font("Helvetica", Font.PLAIN, 27)); labelBLUE.setBounds(10, 190, 100, 30); int minimum = 0; int maximum = 255; int basamak = 1; sliderRED = new JSlider(minimum, maximum, basamak); sliderRED.setPaintTicks(true); sliderRED.setMinorTickSpacing(1); sliderRED.setPaintTrack(true); sliderRED.setMajorTickSpacing(15); sliderRED.setPaintLabels(true); sliderRED.setFont(new Font("Helvetica", Font.BOLD, 23)); sliderRED.setOrientation(SwingConstants.HORIZONTAL); sliderRED.setBounds(5, 40, 950, 50); sliderGREEN = new JSlider(minimum, maximum, basamak); sliderGREEN.setPaintTicks(true); sliderGREEN.setMinorTickSpacing(1); sliderGREEN.setPaintTrack(true); sliderGREEN.setMajorTickSpacing(15); sliderGREEN.setPaintLabels(true); sliderGREEN.setFont(new Font("Helvetica", Font.BOLD, 23)); sliderGREEN.setOrientation(SwingConstants.HORIZONTAL); sliderGREEN.setBounds(5, 130, 950, 50); sliderBLUE = new JSlider(minimum, maximum, basamak); sliderBLUE.setPaintTicks(true); sliderBLUE.setMinorTickSpacing(1); sliderBLUE.setPaintTrack(true); sliderBLUE.setMajorTickSpacing(15); sliderBLUE.setPaintLabels(true); sliderBLUE.setFont(new Font("Helvetica", Font.BOLD, 23)); sliderBLUE.setOrientation(SwingConstants.HORIZONTAL); sliderBLUE.setBounds(5, 220, 950, 50); sliderRED.addChangeListener(new ChangeListener() { public void stateChanged(ChangeEvent e) { int value = sliderRED.getValue(); RED = value; renkKodu = "RGB -> " + RED + " / " + GREEN + " / " + BLUE; label.setText(renkKodu); panelRGB.setBackground(new Color(RED, GREEN , BLUE )); } }); sliderGREEN.addChangeListener(new ChangeListener() { public void stateChanged(ChangeEvent e) { int value = sliderGREEN.getValue(); GREEN = value; renkKodu = "RGB -> " + RED + " / " + GREEN + " / " + BLUE; label.setText(renkKodu); panelRGB.setBackground(new Color(RED, GREEN , BLUE )); } }); sliderBLUE.addChangeListener(new ChangeListener() { public void stateChanged(ChangeEvent e) { int value = sliderBLUE.getValue(); BLUE = value; renkKodu = "RGB -> " + RED + " / " + GREEN + " / " + BLUE; label.setText(renkKodu); panelRGB.setBackground(new Color(RED, GREEN , BLUE )); } }); panel.add(labelRED); panel.add(sliderRED); panel.add(labelGREEN); panel.add(sliderGREEN); panel.add(labelBLUE); panel.add(sliderBLUE); panel.add(label); frame.add(panel); frame.add(panelRGB); frame.getContentPane().setBackground(new Color(217, 208, 191)); frame.setSize(1000, 600); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); frame.setLocationRelativeTo(null); frame.setResizable(false); frame.setVisible(true); } }