Display time of arrival for messages

res/values/custom.xml

@@ -1,7 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
 
-
+	<string name="messages_date_format">HH:mm:ss d MMM</string>
+    
 	<string name="app_name">Linphone 2</string>
 	<string name="notification_title">Linphone</string>
 	<string name="wait_dialog_text">Starting up</string>

res/values/non_localizable_custom.xml

@@ -12,6 +12,7 @@
 	<bool name="useFirstLoginActivity">true</bool>
 	<bool name="disable_animations">false</bool>
 	<bool name="show_full_remote_address_on_incoming_call">true</bool>
+	<bool name="display_messages_time">true</bool> <!-- Used to show the time of each message arrival -->
 
 	<bool name="allow_transfers">true</bool>
 	<bool name="allow_edit_in_dialer">true</bool>

src/org/linphone/ChatFragment.java

@@ -79,7 +79,7 @@ public class ChatFragment extends Fragment implements OnClickListener, LinphoneO
         
         previousMessageID = -1;
         for (ChatMessage msg : messagesList) {
-        	displayMessage(msg.getId(), msg.getMessage(), msg.isIncoming(), messagesLayout);
+        	displayMessage(msg.getId(), msg.getMessage(), msg.getTimestamp(), msg.isIncoming(), messagesLayout);
         }
         
         LinphoneCore lc = LinphoneManager.getLcIfManagerNotDestroyedOrNull();
@@ -89,11 +89,11 @@ public class ChatFragment extends Fragment implements OnClickListener, LinphoneO
 		return view;
     }
 	
-	private void displayMessage(final int id, final String message, final boolean isIncoming, final RelativeLayout layout) {
+	private void displayMessage(final int id, final String message, final String time, final boolean isIncoming, final RelativeLayout layout) {
 		mHandler.post(new Runnable() {
 			@Override
 			public void run() {
-				BubbleChat bubble = new BubbleChat(layout.getContext(), id, message, isIncoming, previousMessageID);
+				BubbleChat bubble = new BubbleChat(layout.getContext(), id, message, time, isIncoming, previousMessageID);
 				previousMessageID = id;
 				layout.addView(bubble.getView());
 			}
@@ -107,6 +107,7 @@ public class ChatFragment extends Fragment implements OnClickListener, LinphoneO
 			LinphoneActivity.instance().selectMenu(FragmentsAvailable.CHAT);
 			LinphoneActivity.instance().updateChatFragment(this);
 		}
+		scrollToEnd();
 	}
 
 	@Override
@@ -121,7 +122,7 @@ public class ChatFragment extends Fragment implements OnClickListener, LinphoneO
 				LinphoneActivity.instance().onMessageSent(sipUri, messageToSend);
 			}
 			
-			displayMessage(previousMessageID + 1, messageToSend, false, messagesLayout);
+			displayMessage(previousMessageID + 1, messageToSend, "", false, messagesLayout);
 			scrollToEnd();
 		}
 	}
@@ -137,7 +138,7 @@ public class ChatFragment extends Fragment implements OnClickListener, LinphoneO
 
 	@Override
 	public void onMessageReceived(LinphoneAddress from, String message) {
-		displayMessage(previousMessageID + 1, message, true, messagesLayout);
+		displayMessage(previousMessageID + 1, message, "", true, messagesLayout);
 		scrollToEnd();
 	}
 }

src/org/linphone/ui/BubbleChat.java

@@ -17,6 +17,9 @@ You should have received a copy of the GNU General Public License
 along with this program; if not, write to the Free Software
 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */
+import java.text.SimpleDateFormat;
+import java.util.Calendar;
+
 import org.linphone.R;
 
 import android.content.Context;
@@ -32,7 +35,7 @@ import android.widget.TextView;
 public class BubbleChat {
 	private RelativeLayout view;
 	
-	public BubbleChat(Context context, int id, String message, boolean isIncoming, int previousID) {
+	public BubbleChat(Context context, int id, String message, String time, boolean isIncoming, int previousID) {
 		view = new RelativeLayout(context);
     	
     	LayoutParams layoutParams = new LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
@@ -50,7 +53,8 @@ public class BubbleChat {
     		layoutParams.addRule(RelativeLayout.BELOW, previousID);
     	}
 
-		TextView messageView = new TextView(context);    	
+		TextView messageView = new TextView(context);
+		messageView.setId(id);
     	messageView.setLayoutParams(new LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT));
     	messageView.setText(message);
     	messageView.setTextColor(Color.BLACK);
@@ -58,9 +62,27 @@ public class BubbleChat {
     	view.setId(id);
     	view.setLayoutParams(layoutParams);	
     	view.addView(messageView);
+    	
+    	if (context.getResources().getBoolean(R.bool.display_messages_time)) {
+	    	TextView timeView = new TextView(context);
+	    	LayoutParams timeParams = new LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
+	    	timeParams.addRule(RelativeLayout.BELOW, id);
+	    	timeView.setLayoutParams(timeParams);
+	    	timeView.setText(timestampToHumanDate(context, time));
+	    	timeView.setTextColor(Color.GRAY);
+	    	timeView.setTextSize(12);
+	    	view.addView(timeView);
+    	}
 	}
 	
 	public View getView() {
 		return view;
 	}
+	
+	private String timestampToHumanDate(Context context, String timestamp) {
+		SimpleDateFormat dateFormat = new SimpleDateFormat(context.getResources().getString(R.string.messages_date_format));
+		Calendar cal = Calendar.getInstance();
+		cal.setTimeInMillis(Long.parseLong(timestamp));
+		return dateFormat.format(cal.getTime());
+	}
 }