Insert into user dict in lower case if auto-caps (D2)

Also recapitalize afterwards if the word has been changed.

Bug: 7972124
Change-Id: I9306580bb4ed0ffa80cc4559ce1abcd2034d1905

1 files changed, 31 insertions, 0 deletions

diff --git a/java/src/com/android/inputmethod/latin/StringUtils.java b/java/src/com/android/inputmethod/latin/StringUtils.java
index ddaa5ff5b..d00edbe92 100644
--- a/java/src/com/android/inputmethod/latin/StringUtils.java
+++ b/java/src/com/android/inputmethod/latin/StringUtils.java
@@ -103,6 +103,37 @@ public final class StringUtils {
         }
     }
 
+    /**
+     * Apply an auto-caps mode to a string.
+     *
+     * This intentionally does NOT apply manual caps mode. It only changes the capitalization if
+     * the mode is one of the auto-caps modes.
+     * @param s The string to capitalize.
+     * @param capitalizeMode The mode in which to capitalize.
+     * @param locale The locale for capitalizing.
+     * @return The capitalized string.
+     */
+    public static String applyAutoCapsMode(final String s, final int capitalizeMode,
+            final Locale locale) {
+        if (WordComposer.CAPS_MODE_AUTO_SHIFT_LOCKED == capitalizeMode) {
+            return s.toUpperCase(locale);
+        } else if (WordComposer.CAPS_MODE_AUTO_SHIFTED == capitalizeMode) {
+            return toTitleCase(s, locale);
+        } else {
+            return s;
+        }
+    }
+
+    /**
+     * Return whether a constant represents an auto-caps mode (either auto-shift or auto-shift-lock)
+     * @param mode The mode to test for
+     * @return true if this represents an auto-caps mode, false otherwise
+     */
+    public static boolean isAutoCapsMode(final int mode) {
+        return WordComposer.CAPS_MODE_AUTO_SHIFTED == mode
+                || WordComposer.CAPS_MODE_AUTO_SHIFT_LOCKED == mode;
+    }
+
     public static String toTitleCase(final String s, final Locale locale) {
         if (s.length() <= 1) {
             // TODO: is this really correct? Shouldn't this be s.toUpperCase()?