Java by API/java.awt/ComponentOrientation

ComponentOrientation: getOrientation(Locale locale)

   <source lang="java">

import java.awt.ruponentOrientation; import java.util.Locale; public class Main {

 public static void main(String[] argv) throws Exception {
   Locale myLocale = Locale.getDefault();
   ComponentOrientation ce = ComponentOrientation.getOrientation(myLocale);
   System.out.println("Is horizontal? " + ce.isHorizontal());
   System.out.println("Is left to right? " + ce.isLeftToRight());
 }

}

 </source>
   
  
 
  

ComponentOrientation: isHorizontal()

   <source lang="java">

import java.awt.ruponentOrientation; import java.util.Locale; public class Main {

 public static void main(String[] argv) throws Exception {
   Locale myLocale;
   if (argv.length < 2)
     myLocale = Locale.getDefault();
   else
     myLocale = new Locale(argv[0], argv[1]);
   ComponentOrientation ce = ComponentOrientation.getOrientation(myLocale);
   System.out.println("Is horizontal? " + ce.isHorizontal());
   System.out.println("Is left to right? " + ce.isLeftToRight());
 }

}

 </source>
   
  
 
  

ComponentOrientation: isLeftToRight()

   <source lang="java">

import java.awt.ruponentOrientation; import java.util.Locale; public class Main {

 public static void main(String[] argv) throws Exception {
   Locale myLocale;
   if (argv.length < 2)
     myLocale = Locale.getDefault();
   else
     myLocale = new Locale(argv[0], argv[1]);
   ComponentOrientation ce = ComponentOrientation.getOrientation(myLocale);
   System.out.println("Is horizontal? " + ce.isHorizontal());
   System.out.println("Is left to right? " + ce.isLeftToRight());
 }

}

 </source>
   
  
 
  

ComponentOrientation.RIGHT_TO_LEFT

   <source lang="java">

import java.awt.ruponent; import java.awt.ruponentOrientation; import java.awt.Container; import java.awt.FlowLayout; import java.awt.event.WindowAdapter; import java.awt.event.WindowEvent; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JMenu; public class MainClass extends JFrame {

 public MainClass() {
   super("MainClass");
   Container contentPane = getContentPane();
   contentPane.setLayout(new FlowLayout());
   contentPane.add(new JButton("OK"));
   contentPane.add(new JButton("Cancel"));
   applyOrientation(this, ComponentOrientation.RIGHT_TO_LEFT);
 }
 public static void main(String[] argv) {
   JFrame frame = new MainClass();
   frame.addWindowListener(new WindowAdapter() {
     public void windowClosing(WindowEvent e) {
       System.exit(0);
     }
   });
   frame.pack();
   frame.setVisible(true);
 }
 private void applyOrientation(Component c, ComponentOrientation o) {
   c.setComponentOrientation(o);
   if (c instanceof JMenu) {
     JMenu menu = (JMenu) c;
     int ncomponents = menu.getMenuComponentCount();
     for (int i = 0; i < ncomponents; ++i) {
       applyOrientation(menu.getMenuComponent(i), o);
     }
   } else if (c instanceof Container) {
     Container container = (Container) c;
     int ncomponents = container.getComponentCount();
     for (int i = 0; i < ncomponents; ++i) {
       applyOrientation(container.getComponent(i), o);
     }
   }
 }

}

 </source>