Use red color for security events + improved layout

app/src/main/java/org/linphone/chat/ChatEventsAdapter.java

@@ -359,6 +359,9 @@ public class ChatEventsAdapter extends SelectableAdapter<ChatBubbleViewHolder> {
             holder.bubbleLayout.setLayoutParams(layoutParams);
         } else { // Event is not chat message
             holder.eventLayout.setVisibility(View.VISIBLE);
+            holder.eventMessage.setTextColor(mContext.getResources().getColor(R.color.colorE));
+            holder.eventLayout.setBackgroundResource(R.drawable.event_decoration_gray);
+            holder.eventLayout.setBackgroundResource(R.drawable.event_decoration_gray);
 
             Address address = event.getParticipantAddress();
             String displayName = null;
@@ -400,6 +403,10 @@ public class ChatEventsAdapter extends SelectableAdapter<ChatBubbleViewHolder> {
                     holder.eventMessage.setText(mContext.getString(R.string.device_removed).replace("%s", displayName));
                     break;
                 case ConferenceSecurityEvent:
+                    holder.eventMessage.setTextColor(mContext.getResources().getColor(R.color.colorI));
+                    holder.eventLayout.setBackgroundResource(R.drawable.event_decoration_red);
+                    holder.eventLayout.setBackgroundResource(R.drawable.event_decoration_red);
+
                     switch (event.getSecurityEventType()) {
                         case LimeIdentityKeyChanged:
                             holder.eventMessage.setText(mContext.getString(R.string.lime_identity_key_changed).replace("%s", displayName));

app/src/main/res/drawable/event_decoration_gray.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="line">
+    <stroke android:width="1dp" android:color="@color/colorE"/>
+    <size android:height="1dp" android:width="50dp" />
+</shape>

app/src/main/res/drawable/event_decoration_red.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="line">
+    <stroke android:width="50dp" android:color="@color/colorI"/>
+    <size android:height="1dp" />
+</shape>

app/src/main/res/layout-land/call.xml

@@ -2,6 +2,7 @@
 <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
     android:id="@+id/topLayout"
+    android:background="@color/colorB"
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 

app/src/main/res/layout/call.xml

@@ -2,6 +2,7 @@
 <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
     android:id="@+id/topLayout"
+    android:background="@color/colorB"
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 

app/src/main/res/layout/chat_bubble.xml

@@ -22,29 +22,18 @@
         android:layout_toLeftOf="@id/delete_message"
         android:layout_marginTop="5dp"
         android:layout_marginBottom="5dp"
-		android:gravity="center_vertical">
+        android:gravity="center"
-
+        android:background="@drawable/event_decoration_gray">
-		<ImageView
-			android:layout_width="match_parent"
-			android:layout_height="wrap_content"
-			android:layout_weight="1"
-			android:layout_marginRight="10dp"
-			android:src="@drawable/event_gray"
-			android:scaleType="fitXY"/>
 
         <TextView
             android:id="@+id/event_text"
+            android:textAppearance="@style/font_group_chat_event"
+            android:background="@color/colorH"
+            android:paddingLeft="10dp"
+            android:paddingRight="10dp"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"/>
 
-		<ImageView
-			android:layout_width="match_parent"
-			android:layout_height="wrap_content"
-			android:layout_weight="1"
-			android:layout_marginLeft="10dp"
-			android:src="@drawable/event_gray"
-			android:scaleType="fitXY"/>
-
     </LinearLayout>
 
     <RelativeLayout

app/src/main/res/values/styles.xml

@@ -197,4 +197,12 @@
         <item name="android:lineSpacingExtra">8.3sp</item>
     </style>
 
+    <style name="font_group_chat_event" parent="@android:style/TextAppearance.Medium">
+        <item name="android:textColor">@color/colorE</item>
+        <item name="android:textSize">13sp</item>
+        <item name="android:fontFamily">sans-serif</item>
+        <item name="android:lineSpacingExtra">0sp</item>
+        <item name="android:textStyle">italic</item>
+    </style>
+
 </resources>