Fix returning type of getPhraseChoiceRearward()

Signed-off-by: Hui-Hong You <hiroshi@ghostsinthelab.org>

Author: hiroshiyui

app/src/main/cpp/app.cpp

@@ -198,13 +198,13 @@ Java_com_miyabi_1hiroshi_app_libchewing_1android_1app_1module_Chewing_setPhraseC
     chewing_set_phraseChoiceRearward(ctx, mode);
 }
 
-extern "C" JNIEXPORT jboolean JNICALL
+extern "C" JNIEXPORT jint JNICALL
 Java_com_miyabi_1hiroshi_app_libchewing_1android_1app_1module_Chewing_getPhraseChoiceRearward(
         JNIEnv *env,
         jobject,
         jlong chewing_ctx_ptr) {
     auto *ctx = reinterpret_cast<ChewingContext *>(chewing_ctx_ptr);
-    jboolean phrase_choice_rearward;
+    jint phrase_choice_rearward;
     phrase_choice_rearward = chewing_get_phraseChoiceRearward(ctx);
     return phrase_choice_rearward;
 }

app/src/main/java/com/miyabi_hiroshi/app/libchewing_android_app_module/Chewing.kt

@@ -77,7 +77,7 @@ class Chewing {
     external fun getKBString(chewingCtx: Long = context): String
     external fun getKBType(chewingCtx: Long = context): Int
     external fun getMaxChiSymbolLen(chewingCtx: Long = context): Int
-    external fun getPhraseChoiceRearward(chewingCtx: Long = context): Boolean
+    external fun getPhraseChoiceRearward(chewingCtx: Long = context): Int
     external fun getSelKey(chewingCtx: Long = context): IntArray
     external fun getSpaceAsSelection(chewingCtx: Long = context): Int
     external fun handleBackspace(chewingCtx: Long = context)