1 files changed, 57 insertions, 0 deletions
diff --git a/Master/Reference Architectures and Patterns/hjp5/examples/Listing3712.java b/Master/Reference Architectures and Patterns/hjp5/examples/Listing3712.java
new file mode 100644
index 0000000..5b9dd29
--- /dev/null
+++ b/Master/Reference Architectures and Patterns/hjp5/examples/Listing3712.java
@@ -0,0 +1,57 @@
+/* Listing3712.java */
+
+import java.awt.*;
+import java.awt.event.*;
+import javax.swing.*;
+
+public class Listing3712
+extends JFrame
+implements AdjustmentListener
+{
+  private JPanel coloredPanel;
+  private JScrollBar sbEast;
+  private JScrollBar sbSouth;
+  private int        blue = 0;
+  private int        red = 0;
+
+  public Listing3712()
+  {
+    super("JScrollBar");
+    addWindowListener(new WindowClosingAdapter(true));
+    Container cp = getContentPane();
+    //Vertikaler Schieberegler
+    sbEast = new JScrollBar(JScrollBar.VERTICAL, 0, 10, 0, 255);
+    sbEast.addAdjustmentListener(this);
+    cp.add(sbEast, BorderLayout.EAST);
+    //Horizontaler Schieberegler
+    sbSouth = new JScrollBar(JScrollBar.HORIZONTAL, 0, 10, 0, 255);
+    sbSouth.addAdjustmentListener(this);
+    cp.add(sbSouth, BorderLayout.SOUTH);
+    //Farbiges Panel
+    coloredPanel = new JPanel();
+    coloredPanel.setBackground(new Color(red, 0, blue));
+    cp.add(coloredPanel, BorderLayout.CENTER);
+  }
+
+  public void adjustmentValueChanged(AdjustmentEvent event)
+  {
+    JScrollBar sb = (JScrollBar)event.getSource();
+    if (sb == sbEast) {
+      blue = event.getValue();
+    } else {
+      red = event.getValue();
+    }
+    coloredPanel.setBackground(new Color(red, 0, blue));
+    if (!sb.getValueIsAdjusting()) {
+      System.out.println("(" + red + ",0," + blue + ")");
+    }
+  }
+
+  public static void main(String[] args)
+  {
+    Listing3712 frame = new Listing3712();
+    frame.setLocation(100, 100);
+    frame.setSize(200, 200);
+    frame.setVisible(true);
+  }
+}
+\ No newline at end of file