Started group chat room features like subject change and leave

src/android/org/linphone/activities/LinphoneActivity.java

@@ -730,9 +730,9 @@ public class LinphoneActivity extends LinphoneGenericActivity implements OnClick
 		changeCurrentFragment(FragmentsAvailable.GROUP_CHAT, extras);
 	}
 
-	public void goToChatGroupInfos(ArrayList<ContactAddress> contacts, String subject, boolean isAlreadyCreatedGroup, boolean isEditionEnabled) {
+	public void goToChatGroupInfos(String address, ArrayList<ContactAddress> contacts, String subject, boolean isEditionEnabled) {
 		Bundle extras = new Bundle();
-		extras.putBoolean("isAlreadyCreatedGroup", isAlreadyCreatedGroup);
+		extras.putString("groupChatRoomAddress", address);
 		extras.putBoolean("isEditionEnabled", isEditionEnabled);
 		extras.putSerializable("ContactAddress", contacts);
 		extras.putString("subject", subject);

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

@@ -310,7 +310,7 @@ public class ChatCreationFragment extends Fragment implements View.OnClickListen
 				chatRoom.addParticipants(addresses);
 			} else {
 				contactsSelectedLayout.removeAllViews();
-				LinphoneActivity.instance().goToChatGroupInfos(contactsSelected, null, false, true);
+				LinphoneActivity.instance().goToChatGroupInfos(null, contactsSelected, null, true);
 			}
 		} else if (id == R.id.clearSearchField) {
 			searchField.setText("");

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

@@ -64,6 +64,7 @@ import org.linphone.core.Core;
 import org.linphone.core.EventLog;
 import org.linphone.core.Factory;
 import org.linphone.core.Participant;
+import org.linphone.mediastream.Log;
 import org.linphone.receivers.ContactsUpdatedListener;
 
 import java.io.File;
@@ -84,6 +85,7 @@ public class GroupChatFragment extends Fragment implements ChatRoomListener, Con
 	private ListView mChatEventsList;
 	private LinearLayout mFilesUploadLayout;
 	private LinearLayout mTopBar, mEditTopBar;
+	private boolean mIsReadOnly;
 
 	private ViewTreeObserver.OnGlobalLayoutListener mKeyboardListener;
 	private Uri mImageToUploadUri;
@@ -151,7 +153,7 @@ public class GroupChatFragment extends Fragment implements ChatRoomListener, Con
 					ContactAddress ca = new ContactAddress(c, a.asString(), c.isFriend());
 					participants.add(ca);
 				}
-				LinphoneActivity.instance().goToChatGroupInfos(participants, mChatRoom.getSubject(), true, mChatRoom.getMe() != null ? mChatRoom.getMe().isAdmin() : false);
+				LinphoneActivity.instance().goToChatGroupInfos(mRemoteSipAddress.asString(), participants, mChatRoom.getSubject(), mChatRoom.getMe() != null ? mChatRoom.getMe().isAdmin() : false);
 			}
 		});
 
@@ -408,6 +410,12 @@ public class GroupChatFragment extends Fragment implements ChatRoomListener, Con
 	 * View initialization
 	 */
 
+	private void setReadOnly() {
+		mMessageTextToSend.setEnabled(false);
+		mAttachImageButton.setEnabled(false);
+		mSendMessageButton.setEnabled(false);
+	}
+
 	private void getContactsForParticipants() {
 		mParticipants = new ArrayList<>();
 		if (!mChatRoom.canHandleParticipants() || (mChatRoom.getNbParticipants() == 1 && getString(R.string.dummy_group_chat_subject).equals(mChatRoom.getSubject()))) {
@@ -455,6 +463,8 @@ public class GroupChatFragment extends Fragment implements ChatRoomListener, Con
 			mRemoteParticipantAddress = mChatRoom.getParticipants()[0].getAddress();
 		}
 
+		mIsReadOnly = mChatRoom.getState() == ChatRoom.State.Terminated;
+
 		getContactsForParticipants();
 	}
 
@@ -485,9 +495,12 @@ public class GroupChatFragment extends Fragment implements ChatRoomListener, Con
 				mGroupInfosButton.setVisibility(View.VISIBLE);
 				mRoomLabel.setText(mChatRoom.getSubject());
 				mParticipantsLabel.setVisibility(View.VISIBLE);
-
 			}
 		}
+
+		if (mIsReadOnly) {
+			setReadOnly();
+		}
 	}
 
 	private void displayChatRoomHistory() {
@@ -807,7 +820,10 @@ public class GroupChatFragment extends Fragment implements ChatRoomListener, Con
 
 	@Override
 	public void onStateChanged(ChatRoom cr, ChatRoom.State newState) {
-
+		mIsReadOnly = mChatRoom.getState() == ChatRoom.State.Terminated;
+		if (mIsReadOnly) {
+			setReadOnly();
+		}
 	}
 
 	@Override

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

@@ -46,6 +46,7 @@ import java.util.ArrayList;
 
 public class GroupInfoFragment extends Fragment {
 	private ImageView mBackButton, mConfirmButton, mAddParticipantsButton;
+	private Address mGroupChatRoomAddress;
 	private EditText mSubjectField;
 	private LayoutInflater mInflater;
 	private ListView mParticipantsList;
@@ -55,6 +56,8 @@ public class GroupInfoFragment extends Fragment {
 	private boolean mIsAlreadyCreatedGroup;
 	private boolean mIsEditionEnabled;
 	private ArrayList<ContactAddress> mParticipants;
+	private String mSubject;
+	private ChatRoom mChatRoom;
 
 	@Override
 	public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
@@ -65,9 +68,26 @@ public class GroupInfoFragment extends Fragment {
 			return null;
 		}
 		mParticipants =  (ArrayList<ContactAddress>) getArguments().getSerializable("ContactAddress");
-		mIsAlreadyCreatedGroup = getArguments().getBoolean("isAlreadyCreatedGroup");
+
+		mGroupChatRoomAddress = null;
+		mChatRoom = null;
+
+		String address = getArguments().getString("groupChatRoomAddress");
+		if (address != null && address.length() > 0) {
+			mGroupChatRoomAddress = LinphoneManager.getLc().createAddress(address);
+		}
+		mIsAlreadyCreatedGroup = mGroupChatRoomAddress != null;
+		if (mIsAlreadyCreatedGroup) {
+			mChatRoom = LinphoneManager.getLc().getChatRoom(mGroupChatRoomAddress);
+		}
+		if (mChatRoom == null) mIsAlreadyCreatedGroup = false;
+
 		mIsEditionEnabled = getArguments().getBoolean("isEditionEnabled");
-		String subject = getArguments().getString("subject");
+		mSubject = getArguments().getString("subject");
+
+		if (mChatRoom != null && mChatRoom.getState() == ChatRoom.State.Terminated) {
+			mIsEditionEnabled = false;
+		}
 
 		mParticipantsList = view.findViewById(R.id.chat_room_participants);
 		mAdapter = new GroupInfoAdapter(mInflater, mParticipants, !mIsEditionEnabled, !mIsAlreadyCreatedGroup);
@@ -101,10 +121,15 @@ public class GroupInfoFragment extends Fragment {
 		mLeaveGroupButton.setOnClickListener(new View.OnClickListener() {
 			@Override
 			public void onClick(View view) {
-				//TODO
+				if (mChatRoom != null) {
+					mChatRoom.leave();
+					LinphoneActivity.instance().goToChat(mGroupChatRoomAddress.asString());
+				} else {
+					Log.e("Can't leave, chatRoom for address " + mGroupChatRoomAddress.asString() + " is null...");
+				}
 			}
 		});
-		mLeaveGroupButton.setVisibility(mIsAlreadyCreatedGroup ? View.VISIBLE : View.GONE);
+		mLeaveGroupButton.setVisibility(mIsAlreadyCreatedGroup && mChatRoom.getState() != ChatRoom.State.Terminated ? View.VISIBLE : View.GONE);
 
 		mAddParticipantsButton = view.findViewById(R.id.addParticipants);
 		mAddParticipantsButton.setOnClickListener(new View.OnClickListener() {
@@ -131,7 +156,7 @@ public class GroupInfoFragment extends Fragment {
 				mConfirmButton.setEnabled(mSubjectField.getText().length() > 0 && mParticipants.size() > 1);
 			}
 		});
-		mSubjectField.setText(subject);
+		mSubjectField.setText(mSubject);
 
 		mConfirmButton.setOnClickListener(new View.OnClickListener() {
 			@Override
@@ -161,7 +186,11 @@ public class GroupInfoFragment extends Fragment {
 					}
 					chatRoom.addParticipants(addresses);
 				} else {
-					//TODO
+					String newSubject = mSubjectField.getText().toString();
+					if (!newSubject.equals(mSubject)) {
+						mChatRoom.setSubject(newSubject);
+					}
+					LinphoneActivity.instance().goToChat(mGroupChatRoomAddress.asString());
 				}
 			}
 		});