fixed virtual keyboard mirroring issues when a RTL locale is in use

res/layout/main_numpad.xml

@@ -12,7 +12,8 @@
 	<LinearLayout
 		android:id="@+id/status_bar_container"
 		android:layout_width="fill_parent"
-		android:layout_height="@dimen/numpad_candidate_height">
+		android:layout_height="@dimen/numpad_candidate_height"
+		android:layoutDirection="ltr">
 
 		<io.github.sspanak.tt9.ui.main.keys.SoftKey
 			android:id="@+id/soft_key_left_arrow"
@@ -28,8 +29,9 @@
 
 		<FrameLayout
 			android:layout_width="0dp"
-			android:layout_weight="1"
+			android:layout_height="fill_parent"
-			android:layout_height="fill_parent">
+			android:layout_weight="1">
+
 			<TextView
 				android:id="@+id/status_bar"
 				android:layout_width="match_parent"
@@ -43,6 +45,7 @@
 				android:layout_width="match_parent"
 				android:layout_height="match_parent"
 				android:gravity="center"
+				android:layoutDirection="locale"
 				android:orientation="horizontal"
 				android:scrollbars="none" />
 		</FrameLayout>
@@ -65,6 +68,7 @@
 		android:id="@+id/separator_candidates_bottom"
 		style="@style/numRowSeparator" />
 
+	<!-- Keypad Wrapper -->
 	<LinearLayout
 		android:id="@+id/main_soft_keys"
 		android:layout_width="match_parent"
@@ -72,9 +76,11 @@
 		android:orientation="vertical"
 		android:paddingBottom="@dimen/numpad_padding_bottom">
 
+		<!-- Row 1 -->
 		<LinearLayout
 			android:layout_width="match_parent"
 			android:layout_height="@dimen/numpad_key_height"
+			android:layoutDirection="ltr"
 			tools:ignore="HardcodedText,KeyboardInaccessibleWidget">
 
 			<io.github.sspanak.tt9.ui.main.keys.SoftKey
@@ -90,6 +96,7 @@
 				android:id="@+id/separator_1_1"
 				style="@style/numSeparator" />
 
+			<!-- Digits 1-3 -->
 			<io.github.sspanak.tt9.ui.main.keys.SoftNumberKey
 				android:id="@+id/soft_key_1"
 				style="@android:style/Widget.Holo.Button.Borderless"
@@ -128,9 +135,11 @@
 
 		</LinearLayout>
 
+		<!-- Row 2 -->
 		<LinearLayout
 			android:layout_width="match_parent"
 			android:layout_height="@dimen/numpad_key_height"
+			android:layoutDirection="ltr"
 			tools:ignore="HardcodedText">
 
 			<io.github.sspanak.tt9.ui.main.keys.SoftKey
@@ -146,6 +155,7 @@
 				android:id="@+id/separator_2_1"
 				style="@style/numSeparator" />
 
+			<!-- Digits 4-6 -->
 			<io.github.sspanak.tt9.ui.main.keys.SoftNumberKey
 				android:id="@+id/soft_key_4"
 				style="@android:style/Widget.Holo.Button.Borderless"
@@ -184,9 +194,11 @@
 
 		</LinearLayout>
 
+		<!-- Row 3 -->
 		<LinearLayout
 			android:layout_width="match_parent"
 			android:layout_height="@dimen/numpad_key_height"
+			android:layoutDirection="ltr"
 			tools:ignore="HardcodedText">
 
 			<io.github.sspanak.tt9.ui.main.keys.SoftKeyInputMode
@@ -202,6 +214,7 @@
 				android:id="@+id/separator_3_1"
 				style="@style/numSeparator" />
 
+			<!-- Digits 7-9 -->
 			<io.github.sspanak.tt9.ui.main.keys.SoftNumberKey
 				android:id="@+id/soft_key_7"
 				style="@android:style/Widget.Holo.Button.Borderless"
@@ -241,7 +254,7 @@
 
 		</LinearLayout>
 
-
+		<!-- Row 4 -->
 		<LinearLayout
 			android:layout_width="match_parent"
 			android:layout_height="@dimen/numpad_key_height"
@@ -293,7 +306,7 @@
 				android:layout_width="0dp"
 				android:layout_height="match_parent"
 				android:layout_weight="@dimen/numpad_control_key_layout_weight"
-				android:text="@android:string/ok"
+				android:text="OK"
 				tools:ignore="ButtonOrder" />
 
 		</LinearLayout>

src/io/github/sspanak/tt9/languages/Language.java

@@ -161,6 +161,10 @@ public class Language {
 		return getKeyCharacters(2, false).contains("а");
 	}
 
+	public boolean isRTL() {
+		return isArabic() || isHebrew();
+	}
+
 	public boolean isGreek() {
 		return getKeyCharacters(2, false).contains("α");
 	}

src/io/github/sspanak/tt9/ui/main/keys/SoftBackspaceKey.java

@@ -42,6 +42,6 @@ public class SoftBackspaceKey extends SoftKey {
 		}
 
 		Language language = getCurrentLanguage();
-		return language != null && (language.isArabic() || language.isHebrew()) ? "⌦" : "⌫";
+		return language != null && language.isRTL() ? "⌦" : "⌫";
 	}
 }

src/io/github/sspanak/tt9/ui/main/keys/SoftKey.java

@@ -142,11 +142,14 @@ public class SoftKey extends androidx.appcompat.widget.AppCompatButton implement
 		int keyId = getId();
 		boolean multiplePress = lastPressedKey == keyId;
 
+		Language language = getCurrentLanguage();
+		boolean isRTL = language != null && language.isRTL();
+
 		if (keyId == R.id.soft_key_add_word) return tt9.onKeyAddWord(false);
 		if (keyId == R.id.soft_key_filter_suggestions) return tt9.onKeyFilterSuggestions(false, multiplePress);
 		if (keyId == R.id.soft_key_clear_filter) return tt9.onKeyFilterClear(false);
-		if (keyId == R.id.soft_key_left_arrow) return tt9.onKeyScrollSuggestion(false, true);
+		if (keyId == R.id.soft_key_left_arrow) return tt9.onKeyScrollSuggestion(false, !isRTL);
-		if (keyId == R.id.soft_key_right_arrow) return tt9.onKeyScrollSuggestion(false, false);
+		if (keyId == R.id.soft_key_right_arrow) return tt9.onKeyScrollSuggestion(false, isRTL);
 		if (keyId == R.id.soft_key_language) return tt9.onKeyNextLanguage(false);
 		if (keyId == R.id.soft_key_ok) return tt9.onOK();
 		if (keyId == R.id.soft_key_settings) return tt9.onKeyShowSettings(false);