Add imgui-based Netplay Chat

Source/Core/DolphinQt/Host.cpp

@@ -8,6 +8,8 @@
 #include <QApplication>
 #include <QProgressDialog>
 
+#include <imgui.h>
+
 #include "Common/Common.h"
 
 #include "Core/ConfigManager.h"
@@ -149,7 +151,8 @@ void Host_RequestRenderWindowSize(int w, int h)
 
 bool Host_UINeedsControllerState()
 {
-  return Settings::Instance().IsControllerStateNeeded();
+  return Settings::Instance().IsControllerStateNeeded() ||
+         (ImGui::GetCurrentContext() && ImGui::GetIO().WantCaptureKeyboard);
 }
 
 bool Host_UIBlocksControllerState()

Source/Core/DolphinQt/NetPlay/NetPlayDialog.cpp

@@ -54,6 +54,8 @@
 #include "UICommon/GameFile.h"
 #include "UICommon/UICommon.h"
 
+#include "VideoCommon/NetPlayChatUI.h"
+#include "VideoCommon/RenderBase.h"
 #include "VideoCommon/VideoConfig.h"
 
 NetPlayDialog::NetPlayDialog(QWidget* parent)
@@ -355,6 +357,15 @@ void NetPlayDialog::ConnectWidgets()
   connect(m_sync_all_wii_saves_action, &QAction::toggled, this, &NetPlayDialog::SaveSettings);
 }
 
+void NetPlayDialog::SendMessage(const std::string& msg)
+{
+  Settings::Instance().GetNetPlayClient()->SendChatMessage(msg);
+
+  DisplayMessage(QStringLiteral("%1: %2").arg(QString::fromStdString(m_nickname).toHtmlEscaped(),
+                                              QString::fromStdString(msg).toHtmlEscaped()),
+                 "");
+}
+
 void NetPlayDialog::OnChat()
 {
   QueueOnObject(this, [this] {
@@ -363,12 +374,9 @@ void NetPlayDialog::OnChat()
     if (msg.empty())
       return;
 
-    Settings::Instance().GetNetPlayClient()->SendChatMessage(msg);
     m_chat_type_edit->clear();
 
-    DisplayMessage(QStringLiteral("%1: %2").arg(QString::fromStdString(m_nickname).toHtmlEscaped(),
-                                                QString::fromStdString(msg).toHtmlEscaped()),
-                   "#1d6ed8");
+    SendMessage(msg);
   });
 }
 
@@ -762,23 +770,12 @@ void NetPlayDialog::DisplayMessage(const QString& msg, const std::string& color,
         QStringLiteral("<font color='%1'>%2</font>").arg(QString::fromStdString(color), msg));
   });
 
+  QColor c(color.empty() ? QStringLiteral("white") : QString::fromStdString(color));
+
   if (g_ActiveConfig.bShowNetPlayMessages && Core::IsRunning())
-  {
-    u32 osd_color;
-
-    // Convert the color string to a OSD color
-    if (color == "red")
-      osd_color = OSD::Color::RED;
-    else if (color == "cyan")
-      osd_color = OSD::Color::CYAN;
-    else if (color == "green")
-      osd_color = OSD::Color::GREEN;
-    else
-      osd_color = OSD::Color::YELLOW;
-
-    OSD::AddTypedMessage(OSD::MessageType::NetPlayBuffer, msg.toStdString(), OSD::Duration::NORMAL,
-                         osd_color);
-  }
+    g_netplay_chat_ui->AppendChat(msg.toStdString(),
+                                  {static_cast<float>(c.redF()), static_cast<float>(c.greenF()),
+                                   static_cast<float>(c.blueF())});
 }
 
 void NetPlayDialog::AppendChat(const std::string& msg)
@@ -827,8 +824,12 @@ void NetPlayDialog::OnMsgStartGame()
 {
   DisplayMessage(tr("Started game"), "green");
 
+  g_netplay_chat_ui =
+      std::make_unique<NetPlayChatUI>([this](const std::string& message) { SendMessage(message); });
+
   QueueOnObject(this, [this] {
     auto client = Settings::Instance().GetNetPlayClient();
+
     if (client)
       client->StartGame(FindGame(m_current_game));
     UpdateDiscordPresence();
@@ -837,6 +838,7 @@ void NetPlayDialog::OnMsgStartGame()
 
 void NetPlayDialog::OnMsgStopGame()
 {
+  g_netplay_chat_ui.reset();
   QueueOnObject(this, [this] { UpdateDiscordPresence(); });
 }
 
@@ -856,7 +858,7 @@ void NetPlayDialog::OnPadBufferChanged(u32 buffer)
   DisplayMessage(m_host_input_authority && !IsHosting() ?
                      tr("Max buffer size changed to %1").arg(buffer) :
                      tr("Buffer size changed to %1").arg(buffer),
-                 "");
+                 "yellow");
 
   m_buffer_size = static_cast<int>(buffer);
 }

Source/Core/DolphinQt/NetPlay/NetPlayDialog.h

@@ -95,6 +95,8 @@ private:
 
   void SetGame(const QString& game_path);
 
+  void SendMessage(const std::string& message);
+
   // Chat
   QGroupBox* m_chat_box;
   QTextEdit* m_chat_edit;

Source/Core/DolphinQt/Settings.cpp

@@ -27,6 +27,9 @@
 #include "InputCommon/ControllerInterface/ControllerInterface.h"
 #include "InputCommon/InputConfig.h"
 
+#include "VideoCommon/NetPlayChatUI.h"
+#include "VideoCommon/RenderBase.h"
+
 Settings::Settings()
 {
   qRegisterMetaType<Core::State>();
@@ -293,6 +296,8 @@ std::shared_ptr<NetPlay::NetPlayClient> Settings::GetNetPlayClient()
 void Settings::ResetNetPlayClient(NetPlay::NetPlayClient* client)
 {
   m_client.reset(client);
+
+  g_netplay_chat_ui.reset();
 }
 
 std::shared_ptr<NetPlay::NetPlayServer> Settings::GetNetPlayServer()