Update list of player in invite window on new player or new invite

client/CMakeLists.txt

@@ -293,6 +293,7 @@ set(client_HEADERS
 	globalLobby/GlobalLobbyLoginWindow.h
 	globalLobby/GlobalLobbyRoomWindow.h
 	globalLobby/GlobalLobbyServerSetup.h
+	globalLobby/GlobalLobbyObserver.h
 	globalLobby/GlobalLobbyWidget.h
 	globalLobby/GlobalLobbyWindow.h
 

client/globalLobby/GlobalLobbyClient.cpp

@@ -13,6 +13,7 @@
 
 #include "GlobalLobbyInviteWindow.h"
 #include "GlobalLobbyLoginWindow.h"
+#include "GlobalLobbyObserver.h"
 #include "GlobalLobbyWindow.h"
 
 #include "../CGameInfo.h"
@@ -193,6 +194,9 @@ void GlobalLobbyClient::receiveActiveAccounts(const JsonNode & json)
 	auto lobbyWindowPtr = lobbyWindow.lock();
 	if(lobbyWindowPtr)
 		lobbyWindowPtr->onActiveAccounts(activeAccounts);
+
+	for (auto const & window : GH.windows().findWindows<GlobalLobbyObserver>())
+		window->onActiveAccounts(activeAccounts);
 }
 
 void GlobalLobbyClient::receiveActiveGameRooms(const JsonNode & json)
@@ -236,7 +240,10 @@ void GlobalLobbyClient::receiveActiveGameRooms(const JsonNode & json)
 
 	auto lobbyWindowPtr = lobbyWindow.lock();
 	if(lobbyWindowPtr)
-		lobbyWindowPtr->onActiveRooms(activeRooms);
+		lobbyWindowPtr->onActiveGameRooms(activeRooms);
+
+	for (auto const & window : GH.windows().findWindows<GlobalLobbyObserver>())
+		window->onActiveGameRooms(activeRooms);
 }
 
 void GlobalLobbyClient::receiveMatchesHistory(const JsonNode & json)

client/globalLobby/GlobalLobbyInviteWindow.cpp

@@ -99,3 +99,18 @@ GlobalLobbyInviteWindow::GlobalLobbyInviteWindow()
 
 	center();
 }
+
+void GlobalLobbyInviteWindow::onActiveGameRooms(const std::vector<GlobalLobbyRoom> & rooms)
+{
+	accountList->reset();
+	redraw();
+}
+
+void GlobalLobbyInviteWindow::onActiveAccounts(const std::vector<GlobalLobbyAccount> & accounts)
+{
+	if (accountList->size() == accounts.size())
+		accountList->reset();
+	else
+		accountList->resize(accounts.size());
+	redraw();
+}

client/globalLobby/GlobalLobbyInviteWindow.h

@@ -9,6 +9,8 @@
  */
 #pragma once
 
+#include "GlobalLobbyObserver.h"
+
 #include "../windows/CWindowObject.h"
 
 class CLabel;
@@ -18,7 +20,7 @@ class CListBox;
 class CButton;
 struct GlobalLobbyAccount;
 
-class GlobalLobbyInviteWindow : public CWindowObject
+class GlobalLobbyInviteWindow final : public CWindowObject, public GlobalLobbyObserver
 {
 	std::shared_ptr<FilledTexturePlayerColored> filledBackground;
 	std::shared_ptr<CLabel> labelTitle;
@@ -26,6 +28,9 @@ class GlobalLobbyInviteWindow : public CWindowObject
 	std::shared_ptr<TransparentFilledRectangle> listBackground;
 	std::shared_ptr<CButton> buttonClose;
 
+	void onActiveGameRooms(const std::vector<GlobalLobbyRoom> & rooms) override;
+	void onActiveAccounts(const std::vector<GlobalLobbyAccount> & accounts) override;
+
 public:
 	GlobalLobbyInviteWindow();
 };

client/globalLobby/GlobalLobbyObserver.h

@@ -0,0 +1,23 @@
+/*
+ * GlobalLobbyObserver.h, part of VCMI engine
+ *
+ * Authors: listed in file AUTHORS in main folder
+ *
+ * License: GNU General Public License v2.0 or later
+ * Full text of license available in license.txt file, in main folder
+ *
+ */
+#pragma once
+
+struct GlobalLobbyAccount;
+struct GlobalLobbyRoom;
+
+/// Interface for windows that want to receive updates whenever state of global lobby changes
+class GlobalLobbyObserver
+{
+public:
+	virtual void onActiveAccounts(const std::vector<GlobalLobbyAccount> & accounts) {}
+	virtual void onActiveGameRooms(const std::vector<GlobalLobbyRoom> & rooms) {}
+
+	virtual ~GlobalLobbyObserver() = default;
+};

client/globalLobby/GlobalLobbyWindow.cpp

@@ -157,7 +157,7 @@ void GlobalLobbyWindow::onActiveAccounts(const std::vector<GlobalLobbyAccount> &
 	widget->getAccountListHeader()->setText(text.toString());
 }
 
-void GlobalLobbyWindow::onActiveRooms(const std::vector<GlobalLobbyRoom> & rooms)
+void GlobalLobbyWindow::onActiveGameRooms(const std::vector<GlobalLobbyRoom> & rooms)
 {
 	if (rooms.size() == widget->getRoomList()->size())
 		widget->getRoomList()->reset();

client/globalLobby/GlobalLobbyWindow.h

@@ -9,13 +9,14 @@
  */
 #pragma once
 
+#include "GlobalLobbyObserver.h"
 #include "../windows/CWindowObject.h"
 
 class GlobalLobbyWidget;
 struct GlobalLobbyAccount;
 struct GlobalLobbyRoom;
 
-class GlobalLobbyWindow : public CWindowObject
+class GlobalLobbyWindow final : public CWindowObject, public GlobalLobbyObserver
 {
 	std::string chatHistory;
 	std::string currentChannelType;
@@ -37,14 +38,15 @@ public:
 
 	/// Returns true if provided chat channel is the one that is currently open in UI
 	bool isChannelOpen(const std::string & channelType, const std::string & channelName) const;
+	/// Returns true if provided channel has unread messages (only messages that were received after login)
 	bool isChannelUnread(const std::string & channelType, const std::string & channelName) const;
 
 	// Callbacks for network packs
 
 	void onGameChatMessage(const std::string & sender, const std::string & message, const std::string & when, const std::string & channelType, const std::string & channelName);
 	void refreshChatText();
-	void onActiveAccounts(const std::vector<GlobalLobbyAccount> & accounts);
+	void onActiveAccounts(const std::vector<GlobalLobbyAccount> & accounts) override;
-	void onActiveRooms(const std::vector<GlobalLobbyRoom> & rooms);
+	void onActiveGameRooms(const std::vector<GlobalLobbyRoom> & rooms) override;
 	void onMatchesHistory(const std::vector<GlobalLobbyRoom> & history);
 	void onInviteReceived(const std::string & invitedRoomID);
 	void onJoinedRoom();