Add SuggestionSpan suggestion picked notification receiver

Bug: 4443922

Change-Id: I8a9dc5077ae06c6d0c39fd7fdd823fc4f4d05f45

java/AndroidManifest.xml

@@ -41,5 +41,11 @@
                 <category android:name="android.intent.category.DEFAULT" />
             </intent-filter>
         </activity>
+
+        <receiver android:name="SuggestionSpanPickedNotificationReceiver" android:enabled="true">
+            <intent-filter>
+                <action android:name="android.text.style.SUGGESTION_PICKED" />
+            </intent-filter>
+        </receiver>
     </application>
 </manifest>

java/src/com/android/inputmethod/compat/SuggestionSpanUtils.java

@@ -17,6 +17,7 @@
 package com.android.inputmethod.compat;
 
 import com.android.inputmethod.latin.SuggestedWords;
+import com.android.inputmethod.latin.SuggestionSpanPickedNotificationReceiver;
 
 import android.content.Context;
 import android.text.Spannable;
@@ -24,23 +25,29 @@ import android.text.SpannableString;
 import android.text.Spanned;
 
 import java.lang.reflect.Constructor;
+import java.util.Locale;
 
 public class SuggestionSpanUtils {
-    private static final Class<?> CLASS_SuggestionSpan =
-            CompatUtils.getClass("android.text.style.SuggestionSpan");
+    public static final String ACTION_SUGGESTION_PICKED =
+            "android.text.style.SUGGESTION_PICKED";
+    public static final String SUGGESTION_SPAN_PICKED_AFTER = "after";
+    public static final String SUGGESTION_SPAN_PICKED_BEFORE = "before";
+    public static final String SUGGESTION_SPAN_PICKED_HASHCODE = "hashcode";
+
+    private static final Class<?> CLASS_SuggestionSpan = CompatUtils
+            .getClass("android.text.style.SuggestionSpan");
     private static final Class<?>[] INPUT_TYPE_SuggestionSpan = new Class<?>[] {
-        Context.class, String[].class, int.class
-    };
-    private static final Constructor<?> CONSTRUCTOR_SuggestionSpan =
-            CompatUtils.getConstructor(CLASS_SuggestionSpan, INPUT_TYPE_SuggestionSpan);
+            Context.class, Locale.class, String[].class, int.class, Class.class };
+    private static final Constructor<?> CONSTRUCTOR_SuggestionSpan = CompatUtils
+            .getConstructor(CLASS_SuggestionSpan, INPUT_TYPE_SuggestionSpan);
     public static final boolean SUGGESTION_SPAN_IS_SUPPORTED;
     static {
-        SUGGESTION_SPAN_IS_SUPPORTED = CLASS_SuggestionSpan != null
-                && CONSTRUCTOR_SuggestionSpan != null;
+        SUGGESTION_SPAN_IS_SUPPORTED =
+                CLASS_SuggestionSpan != null && CONSTRUCTOR_SuggestionSpan != null;
     }
 
-    public static CharSequence getTextWithSuggestionSpan(
-            Context context, CharSequence suggestion, SuggestedWords suggestedWords) {
+    public static CharSequence getTextWithSuggestionSpan(Context context,
+            CharSequence suggestion, SuggestedWords suggestedWords) {
         if (CONSTRUCTOR_SuggestionSpan == null || suggestedWords == null
                 || suggestedWords.size() == 0) {
             return suggestion;
@@ -58,7 +65,9 @@ public class SuggestionSpanUtils {
         for (int i = 0; i < N; ++i) {
             suggestionsArray[i] = suggestedWords.getWord(i).toString();
         }
-        final Object[] args = {context, suggestionsArray, 0};
+        final Object[] args =
+                { context, null, suggestionsArray, 0,
+                        (Class<?>) SuggestionSpanPickedNotificationReceiver.class };
         final Object ss = CompatUtils.newInstance(CONSTRUCTOR_SuggestionSpan, args);
         if (ss == null) {
             return suggestion;

java/src/com/android/inputmethod/latin/SuggestionSpanPickedNotificationReceiver.java

+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.inputmethod.latin;
+
+import com.android.inputmethod.compat.SuggestionSpanUtils;
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.util.Log;
+
+public class SuggestionSpanPickedNotificationReceiver extends BroadcastReceiver {
+    private static final boolean DBG = LatinImeLogger.sDBG;
+    private static final String TAG =
+            SuggestionSpanPickedNotificationReceiver.class.getSimpleName();
+
+    @Override
+    public void onReceive(Context context, Intent intent) {
+        if (SuggestionSpanUtils.ACTION_SUGGESTION_PICKED.equals(intent.getAction())) {
+            if (DBG) {
+                final String before = intent.getStringExtra(
+                        SuggestionSpanUtils.SUGGESTION_SPAN_PICKED_BEFORE);
+                final String after = intent.getStringExtra(
+                        SuggestionSpanUtils.SUGGESTION_SPAN_PICKED_AFTER);
+                Log.d(TAG, "Received notification picked: " + before + "," + after);
+            }
+        }
+    }
+}