advanced pref to use android emoji

// FREEBIE

res/values/strings.xml

@@ -878,6 +878,8 @@
     <string name="preferences_chats__when_roaming">When roaming</string>
     <string name="preferences_chats__media_auto_download">Media auto-download</string>
     <string name="preferences_chats__message_trimming">Message trimming</string>
+    <string name="preferences_advanced__use_system_emoji">Use system emoji</string>
+    <string name="preferences_advanced__disable_textsecures_built_in_emoji_support">Disable TextSecure\'s built-in emoji support</string>
 
     <!-- **************************************** -->
     <!-- menus -->

res/xml/preferences_advanced.xml

@@ -13,6 +13,11 @@
                         android:summary="@string/preferences__pressing_the_enter_key_will_send_text_messages"
                         android:title="@string/preferences__pref_enter_sends_title"/>
 
+    <CheckBoxPreference android:defaultValue="false"
+                        android:key="pref_system_emoji"
+                        android:title="@string/preferences_advanced__use_system_emoji"
+                        android:summary="@string/preferences_advanced__disable_textsecures_built_in_emoji_support" />
+
     <Preference android:key="pref_choose_identity"
                 android:title="@string/preferences__choose_identity"
                 android:summary="@string/preferences__choose_your_contact_entry_from_the_contacts_list"/>

src/org/thoughtcrime/securesms/ConversationActivity.java

@@ -788,6 +788,9 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
     SendButtonListener        sendButtonListener        = new SendButtonListener();
     ComposeKeyPressedListener composeKeyPressedListener = new ComposeKeyPressedListener();
 
+    if (TextSecurePreferences.isSystemEmojiPreferred(this)) {
+      emojiToggle.setVisibility(View.GONE);
+    } else {
       emojiToggle.attach(emojiDrawer);
       emojiToggle.setOnClickListener(new EmojiToggleListener());
       emojiDrawer.setEmojiEventListener(new EmojiEventListener() {
@@ -799,6 +802,7 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
           composeText.insertEmoji(emoji);
         }
       });
+    }
 
     composeText.setOnEditorActionListener(sendButtonListener);
     attachButton.setOnClickListener(new AttachButtonListener());

src/org/thoughtcrime/securesms/components/emoji/EmojiEditText.java

@@ -9,6 +9,7 @@ import android.util.AttributeSet;
 
 import org.thoughtcrime.securesms.R;
 import org.thoughtcrime.securesms.components.emoji.EmojiProvider.EmojiDrawable;
+import org.thoughtcrime.securesms.util.TextSecurePreferences;
 
 
 public class EmojiEditText extends AppCompatEditText {
@@ -24,8 +25,10 @@ public class EmojiEditText extends AppCompatEditText {
 
   public EmojiEditText(Context context, AttributeSet attrs, int defStyleAttr) {
     super(context, attrs, defStyleAttr);
+    if (!TextSecurePreferences.isSystemEmojiPreferred(getContext())) {
       setFilters(new InputFilter[]{ new EmojiFilter(this) });
     }
+  }
 
   public void insertEmoji(String emoji) {
     final int          start = getSelectionStart();

src/org/thoughtcrime/securesms/components/emoji/EmojiTextView.java

@@ -11,11 +11,13 @@ import android.text.TextUtils.TruncateAt;
 import android.util.AttributeSet;
 
 import org.thoughtcrime.securesms.components.emoji.EmojiProvider.EmojiDrawable;
+import org.thoughtcrime.securesms.util.TextSecurePreferences;
 import org.thoughtcrime.securesms.util.ViewUtil;
 
 public class EmojiTextView extends AppCompatTextView {
   private CharSequence source;
   private boolean      needsEllipsizing;
+  private boolean      useSystemEmoji;
 
   public EmojiTextView(Context context) {
     this(context, null);
@@ -27,14 +29,20 @@ public class EmojiTextView extends AppCompatTextView {
 
   public EmojiTextView(Context context, AttributeSet attrs, int defStyleAttr) {
     super(context, attrs, defStyleAttr);
+    this.useSystemEmoji = TextSecurePreferences.isSystemEmojiPreferred(getContext());
   }
 
   @Override public void setText(@Nullable CharSequence text, BufferType type) {
+    if (useSystemEmoji) {
+      super.setText(text, type);
+      return;
+    }
+
     source = EmojiProvider.getInstance(getContext()).emojify(text, this);
     setTextEllipsized(source);
   }
 
-  public void setTextEllipsized(final @Nullable CharSequence source) {
+  private void setTextEllipsized(final @Nullable CharSequence source) {
     super.setText(needsEllipsizing ? ViewUtil.ellipsize(source, this) : source, BufferType.SPANNABLE);
   }
 
@@ -46,7 +54,8 @@ public class EmojiTextView extends AppCompatTextView {
   @Override protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
     final int size = MeasureSpec.getSize(widthMeasureSpec);
     final int mode = MeasureSpec.getMode(widthMeasureSpec);
-    if (getEllipsize() == TruncateAt.END                             &&
+    if (!useSystemEmoji                                              &&
+        getEllipsize() == TruncateAt.END                             &&
         !TextUtils.isEmpty(source)                                   &&
         (mode == MeasureSpec.AT_MOST || mode == MeasureSpec.EXACTLY) &&
         getPaint().breakText(source, 0, source.length()-1, true, size, null) != source.length())
@@ -62,7 +71,7 @@ public class EmojiTextView extends AppCompatTextView {
   }
 
   @Override protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
-    if (changed) setTextEllipsized(source);
+    if (changed && !useSystemEmoji) setTextEllipsized(source);
     super.onLayout(changed, left, top, right, bottom);
   }
 }

src/org/thoughtcrime/securesms/preferences/AdvancedPreferenceFragment.java

@@ -40,6 +40,7 @@ public class AdvancedPreferenceFragment extends PreferenceFragment {
 
   private static final String PUSH_MESSAGING_PREF   = "pref_toggle_push_messaging";
   private static final String SUBMIT_DEBUG_LOG_PREF = "pref_submit_debug_logs";
+  private static final String SYSTEM_EMOJI_PREF     = TextSecurePreferences.SYSTEM_EMOJI_PREF;
 
   private static final int PICK_IDENTITY_CONTACT = 1;
 

src/org/thoughtcrime/securesms/util/TextSecurePreferences.java

@@ -88,6 +88,8 @@ public class TextSecurePreferences {
   public  static final String MEDIA_DOWNLOAD_WIFI_PREF         = "pref_media_download_wifi";
   public  static final String MEDIA_DOWNLOAD_ROAMING_PREF      = "pref_media_download_roaming";
 
+  public  static final String SYSTEM_EMOJI_PREF                = "pref_system_emoji";
+
   public static NotificationPrivacyPreference getNotificationPrivacy(Context context) {
     return new NotificationPrivacyPreference(getStringPreference(context, NOTIFICATION_PRIVACY_PREF, "all"));
   }
@@ -447,6 +449,10 @@ public class TextSecurePreferences {
     return Integer.parseInt(getStringPreference(context, THREAD_TRIM_LENGTH, "500"));
   }
 
+  public static boolean isSystemEmojiPreferred(Context context) {
+    return getBooleanPreference(context, SYSTEM_EMOJI_PREF, false);
+  }
+
   public static @NonNull Set<String> getMobileMediaDownloadAllowed(Context context) {
     return getMediaDownloadAllowed(context, MEDIA_DOWNLOAD_MOBILE_PREF, R.array.pref_media_download_mobile_data_default);
   }
@@ -465,7 +471,6 @@ public class TextSecurePreferences {
                                   new HashSet<>(Arrays.asList(context.getResources().getStringArray(defaultValuesRes))));
   }
 
-
   public static void setBooleanPreference(Context context, String key, boolean value) {
     PreferenceManager.getDefaultSharedPreferences(context).edit().putBoolean(key, value).apply();
   }