source: trunk/jabberit_messenger/java_source/src/nu/fw/jeti/util/I18N.java @ 1064

/*
 * @Author(s) - Alexndre Correia
 *
 * This class is a wrapper for easier i18n of Jeti. 
 * It uses the standard i18n mechanisms given by Java. 
 * 
 * Created on - 30/06/2009
 */

package nu.fw.jeti.util;

import java.util.*;

import javax.swing.AbstractButton;
import javax.swing.JLabel;
import nu.fw.jeti.languages.*;

public class I18N implements languages, languagesPlugins
{
        private static HashMap messagesLang;
        private static HashMap messagesLangPlugins;
        
        public static String getText(String type, String messageID)
        {
                return getText(messageID);
        }
        
        public static String gettext(String messageID)
        {
                return getText(messageID);
        }
        
        private static String getText( String messageID )
        {
                if ( messageID == null )
                        return null;
                
                String translation = getTextWithAmp(messageID);
                //remove &
                int i = translation.indexOf("&");
                if (i > -1)
                {
                        translation = translation.substring(0, i) + translation.substring(i + 1, translation.length());
                }

                return translation;
        }

        public static String getTextWithAmp(String messageID)
        { 
                return I18N.getText_WithAmp(messageID);
        }
        
        private static String getText_WithAmp( String messageID )
        {
                String translation = (String)messagesLang.get(messageID);
                
                if( translation == null )
                {
                        int dotPos = messageID.lastIndexOf('.');
                        
                        if ( dotPos > 0 )
                                messageID = messageID.substring(dotPos+1);
                        
                        return messageID.replace('_',' ');                      
                }

                return translation; 
        }

        public static void setTextAndMnemonic(String messageID,JLabel label)
        {
        setTextAndMnemonic(messageID, label, false);
    }

        public static void setTextAndMnemonic(String messageID, JLabel label, boolean addDots )
        {
                String mnemonicText = I18N.getTextWithAmp(messageID);
                String translation=mnemonicText;
                int pos = mnemonicText.indexOf("&");
                
                if (pos > -1)
                        translation = mnemonicText.substring(0, pos) + mnemonicText.substring(pos + 1, mnemonicText.length());
        
                if (addDots)
            translation += "...";
                
                label.setText(translation);
                pos = ( (int)mnemonicText.indexOf("&") >= 0 ) ? ((int)mnemonicText.indexOf("&")) + 1 : -1;
                
                if ( pos > -1)
                        label.setDisplayedMnemonic(mnemonicText.charAt(pos));
                
                if ( pos > 0 )
                        label.setDisplayedMnemonicIndex(pos-1);
        }
        
        public static void setMnemonic(String messageID, JLabel label)
        {
                String translation = I18N.getTextWithAmp(messageID);
                int pos = ( (int)translation.indexOf("&") >= 0 ) ? ((int)translation.indexOf("&")) + 1 : -1;
                
                if ( pos > -1)
                        label.setDisplayedMnemonic(translation.charAt(pos));
                
                if ( pos > 1)
                        label.setDisplayedMnemonicIndex(pos-1);
        }
        
        public static void setMnemonic(String messageID, AbstractButton button)
        {
                String translation = I18N.getTextWithAmp(messageID);
                int pos = ( (int)translation.indexOf("&") >= 0 ) ? ((int)translation.indexOf("&")) + 1 : -1;
                
                if ( pos >- 1) 
                        button.setMnemonic(translation.charAt(pos));
                if ( pos > 1)
                        button.setDisplayedMnemonicIndex(pos-1);
        }

        public static void setTextAndMnemonic(String messageID,AbstractButton button)
        {
        setTextAndMnemonic(messageID, button, false);
    }

        public static void setTextAndMnemonic(String messageID,AbstractButton button, boolean addDots)
        {
                String mnemonicText = getTextWithAmp(messageID);
                String translation=mnemonicText;
                
                int pos = mnemonicText.indexOf("&");
                
                if (pos > -1)
                        translation = mnemonicText.substring(0, pos) + mnemonicText.substring(pos + 1, mnemonicText.length());
        
                if (addDots)
            translation += "...";
                
        button.setText(translation);
        
                pos = ( (int)mnemonicText.indexOf("&") >= 0 ) ? ((int)mnemonicText.indexOf("&")) + 1 : -1;

                if( pos > -1)
                        button.setMnemonic(mnemonicText.charAt(pos));

                if( pos > 0 )
                        button.setDisplayedMnemonicIndex(pos-1);
                
        }

        private static void loadLanguages(Locale myLocale)
        {
                if ( myLocale.toString().equals("pt_BR"))
                {
                        for( int i = 0; i < language_pt_BR.length; i++ )
                                messagesLang.put(language_pt_BR[i][0].toString(), language_pt_BR[i][1].toString());
                        
                        for( int i = 0 ; i < languagePlugins_pt_BR.length; i++)
                                messagesLangPlugins.put(languagePlugins_pt_BR[i][0].toString(), languagePlugins_pt_BR[i][1].toString());
                }
        }
        
        public static void init(String myLanguage, String myCountry)
        {
                messagesLang = new HashMap();
                messagesLangPlugins = new HashMap();

                // Preferences
                Locale myLocale   = null;

                if( myLanguage != "" )
                        myLocale = new Locale(myLanguage, myCountry);
                else
                        myLocale = new Locale("en", "US");

                System.out.println("Valor de myLocale : " + myLocale);
                
                I18N.loadLanguages(myLocale);
        }
}

/*
 * Overrides for emacs
 * Local variables:
 * tab-width: 4
 * End:
 */