Added reduced space between messages from same person

res/layout/chat.xml

@@ -188,17 +188,17 @@
 
 	<ListView
 		android:id="@+id/chat_message_list"
+		android:divider="@android:color/transparent"
+		android:choiceMode="multipleChoice"
+		android:stackFromBottom="true"
+		android:transcriptMode="normal"
+		android:cacheColorHint="@color/transparent"
+    	android:listSelector="@color/transparent"
 		android:layout_width="match_parent"
 		android:layout_height="match_parent"
+		android:layout_marginRight="10dp"
+		android:layout_marginLeft="10dp"
 		android:layout_above="@id/footer"
-		android:layout_below="@+id/view"
+		android:layout_below="@+id/view"/>
-		android:layout_margin="10dp"
-		android:cacheColorHint="@color/transparent"
-		android:choiceMode="multipleChoice"
-		android:divider="@android:color/transparent"
-		android:dividerHeight="10dp"
-		android:listSelector="@color/transparent"
-		android:stackFromBottom="true"
-		android:transcriptMode="normal"/>
 
 </RelativeLayout>

res/layout/chat_bubble.xml

@@ -17,9 +17,10 @@
 		android:id="@+id/event"
 		android:layout_width="match_parent"
 		android:layout_height="wrap_content"
-		android:layout_toLeftOf="@id/delete_message"
+        android:layout_toLeftOf="@id/delete_message"
-		android:gravity="center_vertical"
+		android:layout_marginTop="5dp"
-		android:orientation="horizontal">
+		android:layout_marginBottom="5dp"
+		android:gravity="center_vertical">
 
 		<ImageView
 			android:layout_width="match_parent"
@@ -111,6 +112,11 @@
                     android:textColor="#595959"
                     android:textSize="13.3sp"
                     android:textStyle="bold"/>
+				<LinearLayout
+					android:id="@+id/separator"
+					android:layout_width="100dp"
+					android:layout_height="10dp"
+					android:orientation="horizontal"/>
 
                 <RelativeLayout
                     android:layout_width="wrap_content"

src/android/org/linphone/chat/ChatBubbleViewHolder.java

@@ -38,6 +38,7 @@ public class ChatBubbleViewHolder {
 	public TextView eventMessage;
 
 	public RelativeLayout bubbleLayout;
+	public LinearLayout separatorLayout;
 	public LinearLayout background;
 	public ImageView contactPicture;
 	public ImageView contactPictureMask;
@@ -68,6 +69,7 @@ public class ChatBubbleViewHolder {
 	    eventMessage = view.findViewById(R.id.event_text);
 
 	    bubbleLayout = view.findViewById(R.id.bubble);
+	    separatorLayout = view.findViewById(R.id.separator);
 	    background = view.findViewById(R.id.background);
 	    contactPicture = view.findViewById(R.id.contact_picture);
 	    contactPictureMask = view.findViewById(R.id.mask);

src/android/org/linphone/chat/ChatEventsAdapter.java

@@ -56,6 +56,7 @@ import org.linphone.core.Address;
 import org.linphone.core.ChatMessage;
 import org.linphone.core.ChatMessageListenerStub;
 import org.linphone.core.Content;
+import org.linphone.core.Event;
 import org.linphone.core.EventLog;
 import org.linphone.core.LimeState;
 import org.linphone.mediastream.Log;
@@ -73,6 +74,9 @@ import java.util.List;
 import static android.content.Intent.FLAG_GRANT_READ_URI_PERMISSION;
 
 public class ChatEventsAdapter extends ListSelectionAdapter {
+	private static int MARGIN_BETWEEN_MESSAGES = 10;
+	private static int SIDE_MARGIN = 100;
+
 	private Context mContext;
     private List<EventLog> mHistory;
 	private List<LinphoneContact> mParticipants;
@@ -177,6 +181,7 @@ public class ChatEventsAdapter extends ListSelectionAdapter {
 
 	    holder.eventLayout.setVisibility(View.GONE);
 	    holder.bubbleLayout.setVisibility(View.GONE);
+	    holder.separatorLayout.setVisibility(i == 0 ? View.GONE : View.VISIBLE); // Hide separator if first item in list
 	    holder.delete.setVisibility(isEditionEnabled() ? View.VISIBLE : View.GONE);
 	    holder.messageText.setVisibility(View.GONE);
 	    holder.messageImage.setVisibility(View.GONE);
@@ -200,8 +205,21 @@ public class ChatEventsAdapter extends ListSelectionAdapter {
 	    EventLog event = (EventLog)getItem(i);
 	    if (event.getType() == EventLog.Type.ConferenceChatMessage) {
 		    holder.bubbleLayout.setVisibility(View.VISIBLE);
-
 		    final ChatMessage message = event.getChatMessage();
+
+		    if (i > 0) {
+			    EventLog previousEvent = (EventLog)getItem(i-1);
+			    if (previousEvent.getType() == EventLog.Type.ConferenceChatMessage) {
+				    ChatMessage previousMessage = previousEvent.getChatMessage();
+				    if (previousMessage.getFromAddress().weakEqual(message.getFromAddress())) {
+					    holder.separatorLayout.setVisibility(View.GONE);
+				    }
+			    } else {
+			    	// No separator if previous event is not a message
+				    holder.separatorLayout.setVisibility(View.GONE);
+			    }
+		    }
+
 		    holder.messageId = message.getMessageId();
 		    message.setUserData(holder);
 
@@ -253,10 +271,10 @@ public class ChatEventsAdapter extends ListSelectionAdapter {
 
 			    if (isEditionEnabled()) {
 				    layoutParams.addRule(RelativeLayout.LEFT_OF, holder.delete.getId());
-				    layoutParams.setMargins(200, 10, 10, 10);
+				    layoutParams.setMargins(SIDE_MARGIN, MARGIN_BETWEEN_MESSAGES/2, 0, MARGIN_BETWEEN_MESSAGES/2);
 			    } else {
 				    layoutParams.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
-				    layoutParams.setMargins(200, 10, 10, 10);
+				    layoutParams.setMargins(SIDE_MARGIN, MARGIN_BETWEEN_MESSAGES/2, 0, MARGIN_BETWEEN_MESSAGES/2);
 			    }
 
 			    holder.background.setBackgroundColor(0x26ff6600);
@@ -275,10 +293,10 @@ public class ChatEventsAdapter extends ListSelectionAdapter {
 
 			    if (isEditionEnabled()) {
 				    layoutParams.addRule(RelativeLayout.LEFT_OF, holder.delete.getId());
-				    layoutParams.setMargins(200, 10, 10, 10);
+				    layoutParams.setMargins(SIDE_MARGIN, MARGIN_BETWEEN_MESSAGES/2, 0, MARGIN_BETWEEN_MESSAGES/2);
 			    } else {
 				    layoutParams.addRule(RelativeLayout.ALIGN_PARENT_LEFT);
-				    layoutParams.setMargins(10, 10, 200, 10);
+				    layoutParams.setMargins(0, MARGIN_BETWEEN_MESSAGES/2, SIDE_MARGIN, MARGIN_BETWEEN_MESSAGES/2);
 			    }
 
 			    holder.background.setBackgroundColor(0x19595959);

src/android/org/linphone/chat/GroupChatFragment.java

@@ -511,7 +511,7 @@ public class GroupChatFragment extends Fragment implements ChatRoomListener, Con
 
 		getContactsForParticipants();
 
-		mRemoteComposing.setVisibility(View.INVISIBLE);
+		mRemoteComposing.setVisibility(View.GONE);
 	}
 
 	private void displayChatRoomHeader() {