plugins/SpinnerLayoutTest.java

@@ -0,0 +1,61 @@
+import java.awt.BorderLayout;
+import java.awt.Component;
+import java.awt.EventQueue;
+import java.awt.LayoutManager;
+import javax.swing.BorderFactory;
+import javax.swing.JComponent;
+import javax.swing.JFrame;
+import javax.swing.JPanel;
+import javax.swing.JSpinner;
+import javax.swing.SpinnerNumberModel;
+import javax.swing.WindowConstants;
+
+
+public class SpinnerLayoutTest {
+  public JComponent makeUI() {
+    SpinnerNumberModel m = new SpinnerNumberModel(10, 0, 1000, 1);
+    JSpinner spinner = new JSpinner(m) {
+      @Override public void setLayout(LayoutManager mgr) {
+        super.setLayout(new SpinnerLayout());
+      }
+    };
+    spinner.set
+    JPanel p = new JPanel(new BorderLayout(5,5));
+    p.add(new JSpinner(m), BorderLayout.NORTH);
+    p.add(spinner, BorderLayout.SOUTH);
+    p.setBorder(BorderFactory.createEmptyBorder(16,16,16,16));
+    return p;
+  }
+
+class SpinnerLayout extends BorderLayout {
+  @Override 
+  public void addLayoutComponent(Component comp, Object constraints) {
+    if("Editor".equals(constraints)) {
+      constraints = "Center";
+    } else if("Next".equals(constraints)) {
+      constraints = "North";
+    } else if("Previous".equals(constraints)) {
+      constraints = "South";
+    }
+    super.addLayoutComponent(comp, constraints);
+  }
+}
+
+  public static void createAndShowGUI() {
+    JFrame f = new JFrame();
+    f.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
+    f.getContentPane().add(new SpinnerLayoutTest().makeUI());
+    f.setSize(320, 160);
+    f.setLocationRelativeTo(null);
+    f.setVisible(true);
+  }
+  
+  public static void main(String[] args) {
+    EventQueue.invokeLater(new Runnable() {
+      @Override public void run() {
+        createAndShowGUI();
+      }
+    });
+  }  
+  
+}