1 files changed, 17 insertions, 0 deletions
diff --git a/java/src/com/android/inputmethod/latin/StringUtils.java b/java/src/com/android/inputmethod/latin/StringUtils.java
index 7000e4633..42fce53d0 100644
--- a/java/src/com/android/inputmethod/latin/StringUtils.java
+++ b/java/src/com/android/inputmethod/latin/StringUtils.java
@@ -22,6 +22,7 @@ import android.view.inputmethod.EditorInfo;
 import com.android.inputmethod.keyboard.Keyboard;
 
 import java.util.ArrayList;
+import java.util.Locale;
 
 public class StringUtils {
     private StringUtils() {
@@ -149,4 +150,20 @@ public class StringUtils {
             i++;
         }
     }
+
+    public static String toTitleCase(String s, Locale locale) {
+        if (s.length() <= 1) {
+            // TODO: is this really correct? Shouldn't this be s.toUpperCase()?
+            return s;
+        }
+        // TODO: fix the bugs below
+        // - This does not work for Greek, because it returns upper case instead of title case.
+        // - It does not work for Serbian, because it fails to account for the "lj" character,
+        // which should be "Lj" in title case and "LJ" in upper case.
+        // - It does not work for Dutch, because it fails to account for the "ij" digraph, which
+        // are two different characters but both should be capitalized as "IJ" as if they were
+        // a single letter.
+        // - It also does not work with unicode surrogate code points.
+        return s.toUpperCase(locale).charAt(0) + s.substring(1);
+    }
 }