24 files changed, 211 insertions, 2 deletions
diff --git a/res/layout/custom_extra_key_add.xml b/res/layout/custom_extra_key_add.xml
new file mode 100644
index 0000000..bb555b5
--- /dev/null
+++ b/res/layout/custom_extra_key_add.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_height="wrap_content" android:gravity="center">
+  <View android:layout_width="@dimen/pref_button_size" android:layout_height="@dimen/pref_button_size" android:background="@android:drawable/ic_menu_add"/>
+</LinearLayout>
diff --git a/res/layout/custom_extra_key_add_dialog.xml b/res/layout/custom_extra_key_add_dialog.xml
new file mode 100644
index 0000000..9b799e0
--- /dev/null
+++ b/res/layout/custom_extra_key_add_dialog.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_height="wrap_content">
+  <EditText android:id="@+id/key_name" android:layout_width="fill_parent" android:layout_height="wrap_content" android:layout_margin="10dp"/>
+</LinearLayout>
diff --git a/res/layout/custom_extra_key_widget.xml b/res/layout/custom_extra_key_widget.xml
new file mode 100644
index 0000000..7961f3c
--- /dev/null
+++ b/res/layout/custom_extra_key_widget.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_height="fill_parent" android:orientation="horizontal">
+  <Button android:id="@+id/btn_custom_extra_key_remove" android:layout_width="@dimen/pref_button_size" android:layout_height="@dimen/pref_button_size" android:layout_gravity="center" android:background="@android:drawable/ic_menu_close_clear_cancel"/>
+</LinearLayout>
diff --git a/res/values-cs/strings.xml b/res/values-cs/strings.xml
index 2dc26d4..8e753fb 100644
--- a/res/values-cs/strings.xml
+++ b/res/values-cs/strings.xml
@@ -27,6 +27,7 @@
   <string name="pref_numpad_layout_e_high_first">Vyšší číslice jako první</string>
   <string name="pref_numpad_layout_e_low_first">Nižší číslice jako první</string>
   <string name="pref_extra_keys_title">Přidat klávesy do klávesnice</string>
+  <!-- <string name="pref_extra_keys_custom">Add custom keys</string> -->
   <!-- <string name="pref_extra_keys_internal">Select keys to add to the keyboard</string> -->
   <string name="pref_second_layout_title">Vedlejší rozvržení</string>
   <string name="pref_second_layout_none">Žádné</string>
diff --git a/res/values-de/strings.xml b/res/values-de/strings.xml
index 4b0375a..57ceba8 100644
--- a/res/values-de/strings.xml
+++ b/res/values-de/strings.xml
@@ -27,6 +27,7 @@
   <string name="pref_numpad_layout_e_high_first">Hohe Ziffern zuerst</string>
   <string name="pref_numpad_layout_e_low_first">Niedrige Ziffern zuerst</string>
   <string name="pref_extra_keys_title">Zusätzliche Zeichen zur Tastatur hinzufügen</string>
+  <!-- <string name="pref_extra_keys_custom">Add custom keys</string> -->
   <!-- <string name="pref_extra_keys_internal">Select keys to add to the keyboard</string> -->
   <string name="pref_second_layout_title">Zweites Layout</string>
   <string name="pref_second_layout_none">Keines</string>
diff --git a/res/values-es/strings.xml b/res/values-es/strings.xml
index 85d94a9..2fe73c5 100644
--- a/res/values-es/strings.xml
+++ b/res/values-es/strings.xml
@@ -27,6 +27,7 @@
   <!-- <string name="pref_numpad_layout_e_high_first">High digits first</string> -->
   <!-- <string name="pref_numpad_layout_e_low_first">Low digits first</string> -->
   <!-- <string name="pref_extra_keys_title">Add keys to the keyboard</string> -->
+  <!-- <string name="pref_extra_keys_custom">Add custom keys</string> -->
   <!-- <string name="pref_extra_keys_internal">Select keys to add to the keyboard</string> -->
   <!-- <string name="pref_second_layout_title">Secondary layout</string> -->
   <!-- <string name="pref_second_layout_none">None</string> -->
diff --git a/res/values-fa/strings.xml b/res/values-fa/strings.xml
index c7e02d7..29a5667 100644
--- a/res/values-fa/strings.xml
+++ b/res/values-fa/strings.xml
@@ -27,6 +27,7 @@
   <string name="pref_numpad_layout_e_high_first">ابتدا اعداد بزرگ</string>
   <string name="pref_numpad_layout_e_low_first">ابتدا اعداد کوچک</string>
   <string name="pref_extra_keys_title">افزودن کلیدها به صفحه کلید</string>
+  <!-- <string name="pref_extra_keys_custom">Add custom keys</string> -->
   <!-- <string name="pref_extra_keys_internal">Select keys to add to the keyboard</string> -->
   <string name="pref_second_layout_title">طرح دوم</string>
   <string name="pref_second_layout_none">هیچ</string>
diff --git a/res/values-fr/strings.xml b/res/values-fr/strings.xml
index ba46e24..5398563 100644
--- a/res/values-fr/strings.xml
+++ b/res/values-fr/strings.xml
@@ -27,6 +27,7 @@
   <string name="pref_numpad_layout_e_high_first">Du plus haut au plus bas</string>
   <string name="pref_numpad_layout_e_low_first">Du plus bas au plus haut</string>
   <string name="pref_extra_keys_title">Ajouter des touches au clavier</string>
+  <!-- <string name="pref_extra_keys_custom">Add custom keys</string> -->
   <!-- <string name="pref_extra_keys_internal">Select keys to add to the keyboard</string> -->
   <string name="pref_second_layout_title">Disposition secondaire</string>
   <string name="pref_second_layout_none">Aucune</string>
diff --git a/res/values-it/strings.xml b/res/values-it/strings.xml
index 8753f01..8267193 100644
--- a/res/values-it/strings.xml
+++ b/res/values-it/strings.xml
@@ -27,6 +27,7 @@
   <!-- <string name="pref_numpad_layout_e_high_first">High digits first</string> -->
   <!-- <string name="pref_numpad_layout_e_low_first">Low digits first</string> -->
   <!-- <string name="pref_extra_keys_title">Add keys to the keyboard</string> -->
+  <!-- <string name="pref_extra_keys_custom">Add custom keys</string> -->
   <!-- <string name="pref_extra_keys_internal">Select keys to add to the keyboard</string> -->
   <!-- <string name="pref_second_layout_title">Secondary layout</string> -->
   <string name="pref_second_layout_none">Nessuno</string>
diff --git a/res/values-ko/strings.xml b/res/values-ko/strings.xml
index b43069d..5587a0b 100644
--- a/res/values-ko/strings.xml
+++ b/res/values-ko/strings.xml
@@ -27,6 +27,7 @@
   <!-- <string name="pref_numpad_layout_e_high_first">High digits first</string> -->
   <!-- <string name="pref_numpad_layout_e_low_first">Low digits first</string> -->
   <!-- <string name="pref_extra_keys_title">Add keys to the keyboard</string> -->
+  <!-- <string name="pref_extra_keys_custom">Add custom keys</string> -->
   <!-- <string name="pref_extra_keys_internal">Select keys to add to the keyboard</string> -->
   <!-- <string name="pref_second_layout_title">Secondary layout</string> -->
   <!-- <string name="pref_second_layout_none">None</string> -->
diff --git a/res/values-lv/strings.xml b/res/values-lv/strings.xml
index 1fc0abd..d0ccbb5 100644
--- a/res/values-lv/strings.xml
+++ b/res/values-lv/strings.xml
@@ -27,6 +27,7 @@
   <string name="pref_numpad_layout_e_high_first">Vispirms lielākie cipari</string>
   <string name="pref_numpad_layout_e_low_first">Vispirms mazākie cipari</string>
   <string name="pref_extra_keys_title">Pievienot tastatūrai taustiņus</string>
+  <!-- <string name="pref_extra_keys_custom">Add custom keys</string> -->
   <!-- <string name="pref_extra_keys_internal">Select keys to add to the keyboard</string> -->
   <string name="pref_second_layout_title">Otrējais izkārtojums</string>
   <string name="pref_second_layout_none">Neviens</string>
diff --git a/res/values-pl/strings.xml b/res/values-pl/strings.xml
index e0eebb3..a9b35f9 100644
--- a/res/values-pl/strings.xml
+++ b/res/values-pl/strings.xml
@@ -27,6 +27,7 @@
   <string name="pref_numpad_layout_e_high_first">Od największej cyfry</string>
   <string name="pref_numpad_layout_e_low_first">Od najmniejszej cyfry</string>
   <string name="pref_extra_keys_title">Dodaj klawisze do klawiatury</string>
+  <!-- <string name="pref_extra_keys_custom">Add custom keys</string> -->
   <!-- <string name="pref_extra_keys_internal">Select keys to add to the keyboard</string> -->
   <string name="pref_second_layout_title">Drugi układ</string>
   <string name="pref_second_layout_none">Żaden</string>
diff --git a/res/values-pt/strings.xml b/res/values-pt/strings.xml
index 7db55fb..66b3f36 100644
--- a/res/values-pt/strings.xml
+++ b/res/values-pt/strings.xml
@@ -27,6 +27,7 @@
   <string name="pref_numpad_layout_e_high_first">Dígitos maiores primeiro</string>
   <string name="pref_numpad_layout_e_low_first">Dígitos menores primeiro</string>
   <string name="pref_extra_keys_title">Adicionar teclas ao teclado</string>
+  <!-- <string name="pref_extra_keys_custom">Add custom keys</string> -->
   <!-- <string name="pref_extra_keys_internal">Select keys to add to the keyboard</string> -->
   <string name="pref_second_layout_title">Layout secundário</string>
   <string name="pref_second_layout_none">Nenhum</string>
diff --git a/res/values-ro/strings.xml b/res/values-ro/strings.xml
index 22b429a..c78b5ae 100644
--- a/res/values-ro/strings.xml
+++ b/res/values-ro/strings.xml
@@ -27,6 +27,7 @@
   <string name="pref_numpad_layout_e_high_first">Mai întâi cifrele mari</string>
   <string name="pref_numpad_layout_e_low_first">Mai întâi cifrele mici</string>
   <string name="pref_extra_keys_title">Adaugă taste pe tastatură</string>
+  <!-- <string name="pref_extra_keys_custom">Add custom keys</string> -->
   <!-- <string name="pref_extra_keys_internal">Select keys to add to the keyboard</string> -->
   <string name="pref_second_layout_title">Aranjament secundar</string>
   <string name="pref_second_layout_none">Nimic</string>
diff --git a/res/values-ru/strings.xml b/res/values-ru/strings.xml
index a3a9a5f..0cf4c81 100644
--- a/res/values-ru/strings.xml
+++ b/res/values-ru/strings.xml
@@ -27,6 +27,7 @@
   <string name="pref_numpad_layout_e_high_first">Старшие цифры сверху</string>
   <string name="pref_numpad_layout_e_low_first">Младшие цифры сверху</string>
   <string name="pref_extra_keys_title">Добавить клавиши на клавиатуру</string>
+  <!-- <string name="pref_extra_keys_custom">Add custom keys</string> -->
   <!-- <string name="pref_extra_keys_internal">Select keys to add to the keyboard</string> -->
   <string name="pref_second_layout_title">Дополнительная раскладка</string>
   <string name="pref_second_layout_none">Нет</string>
diff --git a/res/values-tr/strings.xml b/res/values-tr/strings.xml
index d0677b1..770dab0 100644
--- a/res/values-tr/strings.xml
+++ b/res/values-tr/strings.xml
@@ -27,6 +27,7 @@
   <!-- <string name="pref_numpad_layout_e_high_first">High digits first</string> -->
   <!-- <string name="pref_numpad_layout_e_low_first">Low digits first</string> -->
   <!-- <string name="pref_extra_keys_title">Add keys to the keyboard</string> -->
+  <!-- <string name="pref_extra_keys_custom">Add custom keys</string> -->
   <!-- <string name="pref_extra_keys_internal">Select keys to add to the keyboard</string> -->
   <!-- <string name="pref_second_layout_title">Secondary layout</string> -->
   <string name="pref_second_layout_none">Hiçbiri</string>
diff --git a/res/values-vi/strings.xml b/res/values-vi/strings.xml
index b96b76f..088810f 100644
--- a/res/values-vi/strings.xml
+++ b/res/values-vi/strings.xml
@@ -29,6 +29,7 @@
   <string name="pref_numpad_layout_e_high_first">Số lớn nhất trước</string>
   <string name="pref_numpad_layout_e_low_first">Số nhỏ nhất trước</string>
   <string name="pref_extra_keys_title">Thêm phím vào bàn phím</string>
+  <!-- <string name="pref_extra_keys_custom">Add custom keys</string> -->
   <!-- <string name="pref_extra_keys_internal">Select keys to add to the keyboard</string> -->
   <string name="pref_second_layout_title">Bố cục phụ</string>
   <string name="pref_second_layout_none">Không</string>
diff --git a/res/values-zh-rCN/strings.xml b/res/values-zh-rCN/strings.xml
index d25cc50..a4b20f4 100644
--- a/res/values-zh-rCN/strings.xml
+++ b/res/values-zh-rCN/strings.xml
@@ -27,6 +27,7 @@
   <string name="pref_numpad_layout_e_high_first">大数字在上方</string>
   <string name="pref_numpad_layout_e_low_first">小数字在上方</string>
   <string name="pref_extra_keys_title">选择要显示的按键</string>
+  <!-- <string name="pref_extra_keys_custom">Add custom keys</string> -->
   <!-- <string name="pref_extra_keys_internal">Select keys to add to the keyboard</string> -->
   <string name="pref_second_layout_title">第二键盘布局</string>
   <string name="pref_second_layout_none">无</string>
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 3c963f3..c278493 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -27,6 +27,7 @@
   <string name="pref_numpad_layout_e_high_first">High digits first</string>
   <string name="pref_numpad_layout_e_low_first">Low digits first</string>
   <string name="pref_extra_keys_title">Add keys to the keyboard</string>
+  <string name="pref_extra_keys_custom">Add custom keys</string>
   <string name="pref_extra_keys_internal">Select keys to add to the keyboard</string>
   <string name="pref_second_layout_title">Secondary layout</string>
   <string name="pref_second_layout_none">None</string>
diff --git a/res/values/values.xml b/res/values/values.xml
index c15118e..737e7db 100644
--- a/res/values/values.xml
+++ b/res/values/values.xml
@@ -5,6 +5,7 @@
   <dimen name="emoji_type_button_height">56dp</dimen>
   <dimen name="emoji_grid_height">250dp</dimen>
   <dimen name="emoji_text_size">28dp</dimen>
+  <dimen name="pref_button_size">28dp</dimen>
   <bool name="debug_logs" product="debug">true</bool>
   <bool name="debug_logs" product="default">false</bool>
 </resources>
diff --git a/res/xml/settings.xml b/res/xml/settings.xml
index 0b85487..8a8c8d7 100644
--- a/res/xml/settings.xml
+++ b/res/xml/settings.xml
@@ -7,6 +7,7 @@
     <ListPreference android:key="show_numpad" android:title="@string/pref_show_numpad_title" android:summary="%s" android:defaultValue="1" android:entries="@array/pref_show_numpad_entries" android:entryValues="@array/pref_show_numpad_values"/>
     <CheckBoxPreference android:key="number_row" android:title="@string/pref_number_row_title" android:summary="@string/pref_number_row_summary" android:defaultValue="false"/>
     <PreferenceScreen android:title="@string/pref_extra_keys_title">
+      <juloo.keyboard2.CustomExtraKeysPreference android:title="@string/pref_extra_keys_custom"/>
       <juloo.keyboard2.ExtraKeysPreference android:title="@string/pref_extra_keys_internal"/>
     </PreferenceScreen>
     <ListPreference android:key="numpad_layout" android:title="@string/pref_numpad_layout" android:summary="%s" android:defaultValue="high_first" android:entries="@array/pref_numpad_layout_entries" android:entryValues="@array/pref_numpad_layout_values"/>
diff --git a/srcs/juloo.keyboard2/Config.java b/srcs/juloo.keyboard2/Config.java
index 1bc406c..c6b3ed4 100644
--- a/srcs/juloo.keyboard2/Config.java
+++ b/srcs/juloo.keyboard2/Config.java
@@ -62,6 +62,7 @@ final class Config
   public boolean swapEnterActionKey; // Swap the "enter" and "action" keys
   public ExtraKeys extra_keys_subtype;
   public Set<KeyValue> extra_keys_param;
+  public List<KeyValue> extra_keys_custom;
 
   public final IKeyEventHandler handler;
   public boolean orientation_landscape = false;
@@ -155,6 +156,7 @@ final class Config
     autocapitalisation = _prefs.getBoolean("autocapitalisation", true);
     switch_input_immediate = _prefs.getBoolean("switch_input_immediate", false);
     extra_keys_param = ExtraKeysPreference.get_extra_keys(_prefs);
+    extra_keys_custom = CustomExtraKeysPreference.get(_prefs);
   }
 
   KeyValue action_key()
@@ -170,6 +172,7 @@ final class Config
    *  - Replace the action key to show the right label
    *  - Swap the enter and action keys
    *  - Add the optional numpad and number row
+   *  - Add the extra keys
    */
   public KeyboardData modify_layout(KeyboardData kw)
   {
@@ -181,6 +184,7 @@ final class Config
     if (extra_keys_subtype != null)
       extra_keys_subtype.compute(extra_keys, kw.script);
     extra_keys.addAll(extra_keys_param);
+    extra_keys.addAll(extra_keys_custom);
     boolean number_row = this.number_row && !show_numpad;
     if (number_row)
       KeyboardData.number_row.getKeys(remove_keys);
diff --git a/srcs/juloo.keyboard2/CustomExtraKeysPreference.java b/srcs/juloo.keyboard2/CustomExtraKeysPreference.java
new file mode 100644
index 0000000..228eae8
--- /dev/null
+++ b/srcs/juloo.keyboard2/CustomExtraKeysPreference.java
@@ -0,0 +1,174 @@
+package juloo.keyboard2;
+
+import android.app.AlertDialog;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.content.SharedPreferences;
+import android.preference.Preference;
+import android.preference.PreferenceCategory;
+import android.util.AttributeSet;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.EditText;
+import java.util.ArrayList;
+import java.util.List;
+import org.json.JSONArray;
+import org.json.JSONException;
+
+/** Allows to enter custom keys to be added to the keyboard. This shows up at
+    the top of the "Add keys to the keyboard" option. */
+public class CustomExtraKeysPreference extends PreferenceCategory
+{
+  /** This pref stores a list of strings encoded as JSON. */
+  static String KEY = "custom_extra_keys";
+
+  boolean _attached = false;
+  /** Mutable. This is the list of the key strings, not the key names. */
+  List<String> _keys;
+
+  public CustomExtraKeysPreference(Context context, AttributeSet attrs)
+  {
+    super(context, attrs);
+    setKey(KEY);
+    setOrderingAsAdded(true);
+    _keys = new ArrayList<String>();
+  }
+
+  public static List<KeyValue> get(SharedPreferences prefs)
+  {
+    List<KeyValue> kvs = new ArrayList<KeyValue>();
+    String inp = prefs.getString(KEY, null);
+    if (inp != null)
+      for (String key_name : load_from_string(inp))
+        kvs.add(KeyValue.makeStringKey(key_name));
+    return kvs;
+  }
+
+  @Override
+  protected void onSetInitialValue(boolean restoreValue, Object defaultValue)
+  {
+    if (restoreValue)
+    {
+      String persisted = getPersistedString(null);
+      if (persisted != null)
+        set_keys(load_from_string(persisted), false);
+    }
+    else if (defaultValue != null)
+      set_keys(load_from_string((String)defaultValue), false);
+  }
+
+  @Override
+  protected void onAttachedToActivity()
+  {
+    super.onAttachedToActivity();
+    if (_attached)
+      return;
+    _attached = true;
+    reattach();
+  }
+
+  void reattach()
+  {
+    removeAll();
+    for (String k : _keys)
+      addPreference(this.new CustomExtraKey(getContext(), k));
+    addPreference(this.new AddButton(getContext()));
+  }
+
+  void set_keys(List<String> v, boolean persist)
+  {
+    _keys = v;
+    reattach();
+    if (persist)
+      persistString(save_to_string(_keys));
+  }
+
+  void add_key(String k)
+  {
+    _keys.add(k);
+    set_keys(_keys, true);
+  }
+
+  void remove_key(String k)
+  {
+    _keys.remove(k);
+    set_keys(_keys, true);
+  }
+
+  static String save_to_string(List<String> keys)
+  {
+    return (new JSONArray(keys)).toString();
+  }
+
+  static List<String> load_from_string(String inp)
+  {
+    List<String> keys = new ArrayList<String>();
+    try
+    {
+      JSONArray arr = new JSONArray(inp);
+      for (int i = 0; i < arr.length(); i++)
+        keys.add(arr.getString(i));
+    }
+    catch (JSONException e) {}
+    return keys;
+  }
+
+  /** A preference with no key that is only intended to be rendered. */
+  final class CustomExtraKey extends Preference implements View.OnClickListener
+  {
+    String _key;
+
+    public CustomExtraKey(Context ctx, String key)
+    {
+      super(ctx);
+      _key = key;
+      setTitle(key);
+      setPersistent(false);
+      setWidgetLayoutResource(R.layout.custom_extra_key_widget);
+    }
+
+    /** Remove-button listener. */
+    @Override
+    public void onClick(View _v)
+    {
+      CustomExtraKeysPreference.this.remove_key(_key);
+    }
+
+    @Override
+    protected View onCreateView(ViewGroup parent)
+    {
+      View v = super.onCreateView(parent);
+      v.findViewById(R.id.btn_custom_extra_key_remove).setOnClickListener(this);
+      return v;
+    }
+  }
+
+  final class AddButton extends Preference
+  {
+    public AddButton(Context ctx)
+    {
+      super(ctx);
+      setPersistent(false);
+      setLayoutResource(R.layout.custom_extra_key_add);
+    }
+
+    @Override
+    protected void onClick()
+    {
+      new AlertDialog.Builder(getContext())
+        .setView(R.layout.custom_extra_key_add_dialog)
+        .setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener(){
+          public void onClick(DialogInterface dialog, int which)
+          {
+            EditText input = (EditText)((AlertDialog)dialog).findViewById(R.id.key_name);
+            String k = input.getText().toString();
+            if (!k.equals(""))
+              CustomExtraKeysPreference.this.add_key(k);
+          }
+        })
+        .setNegativeButton(android.R.string.cancel, null)
+        .setIcon(android.R.drawable.ic_dialog_alert)
+        .show();
+    }
+  }
+}
diff --git a/srcs/juloo.keyboard2/ExtraKeysPreference.java b/srcs/juloo.keyboard2/ExtraKeysPreference.java
index 340db1e..6b0547b 100644
--- a/srcs/juloo.keyboard2/ExtraKeysPreference.java
+++ b/srcs/juloo.keyboard2/ExtraKeysPreference.java
@@ -81,7 +81,7 @@ public class ExtraKeysPreference extends PreferenceCategory
     return ks;
   }
 
-  boolean _attached; /** Whether it has already been attached. */
+  boolean _attached = false; /** Whether it has already been attached. */
 
   public ExtraKeysPreference(Context context, AttributeSet attrs)
   {
@@ -89,6 +89,7 @@ public class ExtraKeysPreference extends PreferenceCategory
     setOrderingAsAdded(true);
   }
 
+  @Override
   protected void onAttachedToActivity()
   {
     if (_attached)
@@ -104,7 +105,7 @@ public class ExtraKeysPreference extends PreferenceCategory
     return "extra_key_" + key_name;
   }
 
-  final class ExtraKeyCheckBoxPreference extends CheckBoxPreference
+  static class ExtraKeyCheckBoxPreference extends CheckBoxPreference
   {
     boolean _key_font;