X-Git-Url: http://gitweb.fperrin.net/?a=blobdiff_plain;f=tim%2Fprune%2FI18nManager.java;fp=tim%2Fprune%2FI18nManager.java;h=c056fe24d743ccb5e4cccd4118e21a733fccda02;hb=312fec956e43f5d0a38617da5d0add9c62563e2c;hp=0000000000000000000000000000000000000000;hpb=db1c1602b89209f4c92e8bd12ad38cd243fb27c7;p=GpsPrune.git

diff --git a/tim/prune/I18nManager.java b/tim/prune/I18nManager.java
new file mode 100644
index 0000000..c056fe2
--- /dev/null
+++ b/tim/prune/I18nManager.java
@@ -0,0 +1,76 @@
+package tim.prune;
+
+import java.util.Locale;
+import java.util.MissingResourceException;
+import java.util.ResourceBundle;
+
+/**
+ * Manager for all internationalization
+ * Responsible for loading property files
+ * and delivering language-specific texts
+ */
+public abstract class I18nManager
+{
+	private static final String BUNDLE_NAME = "tim.prune.lang.prune-texts";
+	private static final Locale BACKUP_LOCALE = new Locale("en", "GB");
+
+	private static ResourceBundle EnglishTexts = null;
+	private static ResourceBundle ExtraTexts = null;
+
+
+	/**
+	 * Initialize the library
+	 * using the (optional) locale
+	 */
+	public static void init(Locale inLocale)
+	{
+		// Load English texts first to use as defaults
+		EnglishTexts = ResourceBundle.getBundle(BUNDLE_NAME, BACKUP_LOCALE);
+
+		// Get bundle for selected locale, if any
+		if (inLocale != null)
+		{
+			ExtraTexts = ResourceBundle.getBundle(BUNDLE_NAME, inLocale);
+		}
+		else
+		{
+			// locale is null so just use the system default
+			ExtraTexts = ResourceBundle.getBundle(BUNDLE_NAME, Locale.getDefault());
+		}
+	}
+
+
+	/**
+	 * Lookup the given key and return the associated text
+	 * @param inKey key to lookup
+	 * @return associated text, or the key if not found
+	 */
+	public static String getText(String inKey)
+	{
+		String value = null;
+		// look in extra texts if available
+		if (ExtraTexts != null)
+		{
+			try
+			{
+				value = ExtraTexts.getString(inKey);
+				if (value != null && !value.equals(""))
+					return value;
+			}
+			catch (MissingResourceException mre) {}
+		}
+		// look in english texts
+		if (EnglishTexts != null)
+		{
+			try
+			{
+				value = EnglishTexts.getString(inKey);
+				if (value != null && !value.equals(""))
+					return value;
+			}
+			catch (MissingResourceException mre) {}
+		}
+		// return the key itself
+		return inKey;
+	}
+}