openthinks.libs.i18n

Class I18nApplicationLocale

java.lang.Object

java.util.Observable

openthinks.libs.i18n.I18nApplicationLocale

public class I18nApplicationLocale
extends java.util.Observable

A holder for application can dynamic change its locale, and immediately change application locale language.

For application use, for example a UI:

        class UI extends JFrame implements Observer{
                private JButton button;
                private JLabel label;
                
                public UI(){
                        //initialize component
                        //register to I18nApplicationLocale
                        I18nApplicationLocale.getInstance().addObserver(this);
                }
                
                // Overrides Observer
                public void update(Observable o, Object argument) {
                        setLocaleMessage();
                }
                
                public void setLocaleMessage(){
                        button.setText(I18n.getMessage(DefaultBundleMessageType.UI,"2000"));
                        label.setText(I18n.getMessage(DefaultBundleMessageType.UI,"2001"));
                }
        }
 
 

For change application locale, I18nApplicationLocale.getInstance().changeLocale(locale)

Author:

dailey_dai

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	I18nApplicationLocale()

Method Summary

Modifier and Type	Method and Description
void	changeCurrentLocale(java.util.Locale locale) change a new locale, if it change successfully, it will notify all registered observer.
java.util.Locale	getCurrentLocale() get application current locale
static I18nApplicationLocale	getInstance() get a singleton instance

Methods inherited from class java.util.Observable

addObserver, clearChanged, countObservers, deleteObserver, deleteObservers, hasChanged, notifyObservers, notifyObservers, setChanged

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

I18nApplicationLocale

protected I18nApplicationLocale()

Method Detail

getInstance

public static I18nApplicationLocale getInstance()

get a singleton instance

Returns:

I18nApplicationLocale

getCurrentLocale

public java.util.Locale getCurrentLocale()

get application current locale

Returns:

Locale

changeCurrentLocale

public void changeCurrentLocale(java.util.Locale locale)

change a new locale, if it change successfully, it will notify all registered observer.

Parameters:

locale - Locale new locale wanted to change