feat(hangul): Add sequential Hangul input with custom layout support

- Replace composing text with immediate NFC syllable output

- Remove FLAG_LATCH from Hangul keys to enable direct key_up

- Add CandidatesView auto-hide when 'No dictionary installed'

- Add number row to Korean layout with ISO punctuation placement

- Add custom Korean (Dubeolsik+) and English (QWERTY Custom) layouts

Author: codeg-old

res/values/layouts.xml

@@ -38,7 +38,9 @@
     <item>georgian_qwerty</item>
     <item>grek_qwerty</item>
     <item>guj_phonetic_in</item>
+    <item>hang_dubeolsik_custom</item>
     <item>hang_dubeolsik_kr</item>
+    <item>hang_dubeolsik_kr_custom_v1</item>
     <item>hebr_1_il</item>
     <item>hebr_2_il</item>
     <item>kann_kannada</item>
@@ -52,6 +54,7 @@
     <item>latn_qwerty_az</item>
     <item>latn_qwerty_bqn</item>
     <item>latn_qwerty_br</item>
+    <item>latn_qwerty_custom</item>
     <item>latn_qwerty_cy</item>
     <item>latn_qwerty_cz</item>
     <item>latn_qwerty_da</item>
@@ -133,6 +136,8 @@
     <item>QWERTY (Greek)</item>
     <item>ગુજરાતી ફોનેટિક - Gujarati Phonetic</item>
     <item>두벌식 (Korean)</item>
+    <item>두벌식 (Korean)</item>
+    <item>두벌식 (Korean)</item>
     <item>Hebrew 1</item>
     <item>Hebrew 2</item>
     <item>ಕನ್ನಡ - Kannada</item>
@@ -146,6 +151,7 @@
     <item>QWERTY (Azərbaycanca)</item>
     <item>QWERTY (BQN)</item>
     <item>QWERTY (Brasileiro)</item>
+    <item>QWERTY Custom</item>
     <item>QWERTY (Welsh)</item>
     <item>QWERTY (Czech)</item>
     <item>QWERTY (Danish)</item>
@@ -226,7 +232,9 @@
     <item>@xml/georgian_qwerty</item>
     <item>@xml/grek_qwerty</item>
     <item>@xml/guj_phonetic_in</item>
+    <item>@xml/hang_dubeolsik_custom</item>
     <item>@xml/hang_dubeolsik_kr</item>
+    <item>@xml/hang_dubeolsik_kr_custom_v1</item>
     <item>@xml/hebr_1_il</item>
     <item>@xml/hebr_2_il</item>
     <item>@xml/kann_kannada</item>
@@ -240,6 +248,7 @@
     <item>@xml/latn_qwerty_az</item>
     <item>@xml/latn_qwerty_bqn</item>
     <item>@xml/latn_qwerty_br</item>
+    <item>@xml/latn_qwerty_custom</item>
     <item>@xml/latn_qwerty_cy</item>
     <item>@xml/latn_qwerty_cz</item>
     <item>@xml/latn_qwerty_da</item>

res/values/styles.xml

@@ -3,7 +3,7 @@
   <!-- Candidates view -->
   <style name="candidates_view">
     <item name="android:layout_width">match_parent</item>
-    <item name="android:layout_height">48dp</item>
+    <item name="android:layout_height">wrap_content</item>
     <item name="android:orientation">horizontal</item>
     <item name="android:gravity">center</item>
   </style>

srcs/juloo.keyboard2/Config.java

@@ -85,6 +85,7 @@ public final class Config
   public Map<KeyValue, KeyboardData.PreferredPos> extra_keys_custom;
   public Cdict current_dictionary = null; // Might be 'null'.
   public Cdict emoji_dictionary = null; // Might be 'null'.
+  public boolean current_dictionary_missing = false;
   public IKeyEventHandler handler;
   public boolean orientation_landscape = false;
   public boolean foldable_unfolded = false;