Java tutorial
import javax.swing.JApplet; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JSplitPane; public class NestedJSplitPane { public static void main(String[] a) { int HORIZSPLIT = JSplitPane.HORIZONTAL_SPLIT; int VERTSPLIT = JSplitPane.VERTICAL_SPLIT; boolean continuousLayout = true; JLabel label1 = new JLabel("a"); JLabel label2 = new JLabel("b"); JLabel label3 = new JLabel("c"); JSplitPane splitPane1 = new JSplitPane(VERTSPLIT, continuousLayout, label1, label2); splitPane1.setOneTouchExpandable(true); splitPane1.setDividerSize(2); splitPane1.setDividerLocation(0.5); JSplitPane splitPane2 = new JSplitPane(HORIZSPLIT, splitPane1, label3); splitPane2.setOneTouchExpandable(true); splitPane2.setDividerLocation(0.4); splitPane2.setDividerSize(2); JFrame frame = new JFrame(); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); frame.add(splitPane2); frame.pack(); frame.setVisible(true); } }