Removal of roster members

Now roster members can be deleted through the RosterEditWindow.

IM_CONTACT_LIST_REMOVED_CONTACT was renamed to
IM_CONTACT_LIST_CONTACT_REMOVED to fit style of other API messages.

Fixes #1.

application/CayaProtocolMessages.h

@@ -47,7 +47,7 @@ enum im_what_code {
 
 	//!	Contact(s) removed from the server-side list →Caya
 	//	Requires:	String "user_id"
-	IM_CONTACT_LIST_REMOVED_CONTACT		= 5,
+	IM_CONTACT_LIST_CONTACT_REMOVED		= 5,
 
 	//! Edit some data on contact		→Protocol
 	//	The slots for this message are determined by the protocol's

application/ProtocolLooper.cpp

@@ -110,6 +110,14 @@ ProtocolLooper::AddContact(Contact* contact)
 }
 
 
+void
+ProtocolLooper::RemoveContact(Contact* contact)
+{
+	fRosterMap.RemoveItemFor(contact->GetId());
+	fUserMap.AddItem(contact->GetId(), (User*)contact);
+}
+
+
 UserMap
 ProtocolLooper::Users() const
 {

application/ProtocolLooper.h

@@ -44,6 +44,7 @@ public:
 			RosterMap		Contacts() const;
 			Contact*		ContactById(BString id);
 			void			AddContact(Contact* contact);
+			void			RemoveContact(Contact* contact);
 
 			UserMap			Users() const;
 			User*			UserById(BString id);

application/Server.cpp

@@ -193,6 +193,18 @@ Server::ImMessage(BMessage* msg)
 			result = B_SKIP_MESSAGE;
 			break;
 		}
+		case IM_CONTACT_LIST_CONTACT_REMOVED:
+		{
+			Contact* contact = _EnsureContact(msg);
+			ProtocolLooper* looper = _LooperFromMessage(msg);
+
+			if (looper == NULL || contact == NULL) {
+				result = B_SKIP_MESSAGE;
+				break;
+			}
+			looper->RemoveContact(contact);
+			break;
+		}
 		case IM_OWN_STATUS_SET:
 		{
 			int32 status;

application/views/RosterListView.cpp

@@ -218,9 +218,11 @@ RosterListView::Draw(BRect updateRect)
 bool
 RosterListView::AddRosterItem(RosterItem* item)
 {
+	bool ret = false;
 	if (HasItem(item) == false)
-		return AddItem(item);
-	return false;
+		ret = AddItem(item);
+	Sort();
+	return ret;
 }
 
 

application/views/RosterView.cpp

@@ -162,6 +162,22 @@ RosterView::ImMessage(BMessage* msg)
 			}
 			break;
 		}
+		case IM_CONTACT_LIST_CONTACT_REMOVED:
+		{
+			int32 status = -1;
+			int64 instance;
+			BString user_id = msg->FindString("user_id");
+			if (msg->FindInt32("status", &status) != B_OK
+				|| msg->FindInt64("instance", &instance) != B_OK
+				|| user_id.IsEmpty() == true)
+				return;
+			Contact* contact = fServer->ContactById(user_id, instance);
+			if (contact == NULL)
+				return;
+			RosterItem*	rosterItem = contact->GetRosterItem();
+			if (rosterItem)
+				fListView->RemoveItem(rosterItem);
+		}
 		case IM_AVATAR_SET:
 		case IM_CONTACT_INFO:
 		case IM_EXTENDED_CONTACT_INFO:
@@ -201,7 +217,6 @@ RosterView::SetInvocationMessage(BMessage* msg)
 	fListView->SetInvocationMessage(msg);
 }
 
-
 void
 RosterView::SetAccount(bigtime_t instance_id)
 {

application/windows/MainWindow.cpp

@@ -285,9 +285,10 @@ MainWindow::ImMessage(BMessage* msg)
 			break;
 		}
 		case IM_AVATAR_SET:
+		case IM_STATUS_SET:
 		case IM_CONTACT_INFO:
 		case IM_EXTENDED_CONTACT_INFO:
-		case IM_STATUS_SET:
+		case IM_CONTACT_LIST_CONTACT_REMOVED:
 			if (fRosterWindow != NULL)
 				fRosterWindow->PostMessage(msg);
 			if (RosterEditWindow::Check() == true)

application/windows/RosterEditWindow.cpp

@@ -60,9 +60,7 @@ RosterEditWindow::RosterEditWindow(Server* server)
 	BButton* fAddButton = new BButton("+", new BMessage(kAddMember));
 	BButton* fRemoveButton = new BButton("-", new BMessage(kRemoveMember));
 	fAddButton->SetExplicitSize(charButtonSize);
-	fAddButton->SetEnabled(true);
 	fRemoveButton->SetExplicitSize(charButtonSize);
-	fRemoveButton->SetEnabled(false);
 
 	BLayoutBuilder::Group<>(this, B_VERTICAL, 0.0f)
 		.SetInsets(B_USE_DEFAULT_SPACING)
@@ -146,13 +144,6 @@ RosterEditWindow::MessageReceived(BMessage* message)
 			fEditingWindow->Show();
 			break;
 		}
-		case IM_MESSAGE: {
-			if (message->GetInt32("im_what", 0) == IM_EXTENDED_CONTACT_INFO)
-				if (message->GetString("user_id", "") == fEditingUser)
-					fEditingWindow->PostMessage(message);
-			fRosterView->MessageReceived(message);
-			break;
-		}
 		case kAddMember:
 		{
 			BMessage* add = new BMessage(IM_MESSAGE);
@@ -162,6 +153,28 @@ RosterEditWindow::MessageReceived(BMessage* message)
 			win->Show();
 			break;
 		}
+		case kRemoveMember:
+		{
+			int index = message->FindInt32("index");
+			RosterItem* ritem = fRosterView->ListView()->RosterItemAt(index);
+			if (ritem == NULL)
+				return;
+			User* user = ritem->GetContact();
+
+			BMessage* rem = new BMessage(IM_MESSAGE);
+			rem->AddInt32("im_what", IM_CONTACT_LIST_REMOVE_CONTACT);
+			rem->AddString("user_id", user->GetId());
+
+			user->GetProtocolLooper()->PostMessage(rem);
+			break;
+		}
+		case IM_MESSAGE: {
+			if (message->GetInt32("im_what", 0) == IM_EXTENDED_CONTACT_INFO)
+				if (message->GetString("user_id", "") == fEditingUser)
+					fEditingWindow->PostMessage(message);
+			fRosterView->MessageReceived(message);
+			break;
+		}
 		case kSelAccount:
 		{
 			int index = message->FindInt32("index") - 1;

protocols/xmpp/JabberHandler.cpp

@@ -262,6 +262,21 @@ JabberHandler::Process(BMessage* msg)
 			break;
 		}
 
+		case IM_CONTACT_LIST_REMOVE_CONTACT: {
+			BString user_id;
+			if (msg->FindString("user_id", &user_id) != B_OK)
+				break;
+			fClient->rosterManager()->remove(gloox::JID(user_id.String()));
+			fClient->rosterManager()->unsubscribe(gloox::JID(user_id.String()));
+			fClient->rosterManager()->synchronize();
+
+			BMessage rm(IM_MESSAGE);
+			rm.AddInt32("im_what", IM_CONTACT_LIST_CONTACT_REMOVED);
+			rm.AddString("user_id", user_id);
+			_SendMessage(&rm);
+			break;
+		}
+
 		case IM_CONTACT_LIST_EDIT_CONTACT: {
 			BString user_id;
 			BString user_name = msg->FindString("user_name");