Add option to swap enter/emoticon key

src/main/java/eu/siacs/conversations/ui/ConversationActivity.java

@@ -15,6 +15,7 @@ import android.os.SystemClock;
 import android.provider.MediaStore;
 import android.support.v4.widget.SlidingPaneLayout;
 import android.support.v4.widget.SlidingPaneLayout.PanelSlideListener;
+import android.util.Log;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
@@ -32,6 +33,7 @@ import net.java.otr4j.session.SessionStatus;
 import java.util.ArrayList;
 import java.util.List;
 
+import eu.siacs.conversations.Config;
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Blockable;
@@ -133,7 +135,7 @@ public class ConversationActivity extends XmppActivity
 	}
 
 	@Override
-	protected void onCreate(Bundle savedInstanceState) {
+	protected void onCreate(final Bundle savedInstanceState) {
 		super.onCreate(savedInstanceState);
 		if (savedInstanceState != null) {mOpenConverstaion = savedInstanceState.getString(
 				STATE_OPEN_CONVERSATION, null);
@@ -750,8 +752,9 @@ public class ConversationActivity extends XmppActivity
 	@Override
 	public void onResume() {
 		super.onResume();
-		int theme = findTheme();
-		if (this.mTheme != theme) {
+		final int theme = findTheme();
+		final boolean usingEnterKey = usingEnterKey();
+		if (this.mTheme != theme || usingEnterKey != mUsingEnterKey) {
 			recreate();
 		}
 		this.mActivityPaused = false;

src/main/java/eu/siacs/conversations/ui/ConversationFragment.java

@@ -9,6 +9,7 @@ import android.content.Intent;
 import android.content.IntentSender;
 import android.content.IntentSender.SendIntentException;
 import android.os.Bundle;
+import android.text.InputType;
 import android.view.ContextMenu;
 import android.view.ContextMenu.ContextMenuInfo;
 import android.view.Gravity;
@@ -300,12 +301,21 @@ public class ConversationFragment extends Fragment {
 		}
 	}
 
+	private void setupIme() {
+		if (((ConversationActivity)getActivity()).usingEnterKey()) {
+			mEditMessage.setInputType(mEditMessage.getInputType() & (~InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE));
+		} else {
+			mEditMessage.setInputType(mEditMessage.getInputType() | InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE);
+		}
+	}
+
 	@Override
 	public View onCreateView(final LayoutInflater inflater,
 			ViewGroup container, Bundle savedInstanceState) {
 		final View view = inflater.inflate(R.layout.fragment_conversation,
 				container, false);
 		mEditMessage = (EditMessage) view.findViewById(R.id.textinput);
+		setupIme();
 		mEditMessage.setOnClickListener(new OnClickListener() {
 
 			@Override

src/main/java/eu/siacs/conversations/ui/XmppActivity.java

@@ -96,6 +96,7 @@ public abstract class XmppActivity extends Activity {
 
 	private DisplayMetrics metrics;
 	protected int mTheme;
+	protected boolean mUsingEnterKey = false;
 
 	protected interface OnValueEdited {
 		public void onValueEdited(String value);
@@ -303,9 +304,14 @@ public abstract class XmppActivity extends Activity {
 				R.color.secondarybackground);
 		this.mTheme = findTheme();
 		setTheme(this.mTheme);
+		this.mUsingEnterKey = usingEnterKey();
 		mUseSubject = getPreferences().getBoolean("use_subject", true);
 	}
 
+	protected boolean usingEnterKey() {
+		return getPreferences().getBoolean("display_enter_key", false);
+	}
+
 	protected SharedPreferences getPreferences() {
 		return PreferenceManager
 			.getDefaultSharedPreferences(getApplicationContext());

src/main/res/values/strings.xml

@@ -435,6 +435,8 @@
 	<string name="pref_input_options">Input options</string>
 	<string name="pref_enter_is_send">Enter is send</string>
 	<string name="pref_enter_is_send_summary">Use enter key to send message</string>
+	<string name="pref_display_enter_key">Show enter key</string>
+	<string name="pref_display_enter_key_summary">Change the emoticons key to an enter key</string>
 	<string name="audio">audio file</string>
 	<string name="video">video file</string>
 	<string name="pdf_document">PDF document</string>

src/main/res/xml/preferences.xml

@@ -128,6 +128,11 @@
 			        android:key="enter_is_send"
 			        android:title="@string/pref_enter_is_send"
 			        android:summary="@string/pref_enter_is_send_summary" />
+		        <CheckBoxPreference
+			        android:defaultValue="false"
+			        android:key="display_enter_key"
+			        android:title="@string/pref_display_enter_key"
+			        android:summary="@string/pref_display_enter_key_summary" />
 	        </PreferenceCategory>
             <PreferenceCategory android:title="@string/pref_expert_options_other" >
                 <CheckBoxPreference