1 files changed, 61 insertions, 0 deletions
diff --git a/src/com/delwink/icebox/lang/Lang.java b/src/com/delwink/icebox/lang/Lang.java
new file mode 100644
index 0000000..4372bb1
--- /dev/null
+++ b/src/com/delwink/icebox/lang/Lang.java
@@ -0,0 +1,61 @@
+/*
+ * IceBox - inventory management software for restaurants
+ * Copyright (C) 2016 Delwink, LLC
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, version 3 only.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package com.delwink.icebox.lang;
+
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.util.Properties;
+
+/**
+ * Static class for getting localized GUI text.
+ * @author David McMackins II
+ */
+public final class Lang {
+    private static Properties lang;
+    
+    /**
+     * Sets the active language.
+     * @param path Local path to the lang file inside the lang directory.
+     * @throws java.io.FileNotFoundException if lang file not found.
+     */
+    public static void setLang(String path) throws FileNotFoundException {
+        Properties oldLang = lang;
+        
+        try {
+            lang = new Properties();
+            lang.load(Lang.class.getResourceAsStream(path));
+        } catch (IOException | NullPointerException ex) {
+            lang = oldLang;
+            throw new FileNotFoundException("Could not find lang file " + path);
+        }
+    }
+    
+    /**
+     * Gets appropriate GUI text for an element.
+     * @param key The key for the text.
+     * @return The appropriate GUI text for the key, or the key itself if no
+     * text is found.
+     */
+    public static String get(String key) {
+        try {
+            return lang.getProperty(key, key);
+        } catch (NullPointerException ex) {
+            return key;
+        }
+    }
+}