Merge pull request #11601 from Dentomologist/bluetooth_adapter_missing_message

Config: Restore Bluetooth adapter missing message in Controller Settings

Source/Core/Core/HW/WiimoteReal/WiimoteReal.cpp

@@ -131,6 +131,11 @@ void ProcessWiimotePool()
   }
 }
 
+bool IsScannerReady()
+{
+  return s_wiimote_scanner.IsReady();
+}
+
 void AddWiimoteToPool(std::unique_ptr<Wiimote> wiimote)
 {
   // Our real wiimote class requires an index.

Source/Core/Core/HW/WiimoteReal/WiimoteReal.h

@@ -223,4 +223,5 @@ void InitAdapterClass();
 void HandleWiimotesInControllerInterfaceSettingChange();
 void PopulateDevices();
 void ProcessWiimotePool();
+bool IsScannerReady();
 }  // namespace WiimoteReal

Source/Core/DolphinQt/Config/ControllersWindow.cpp

@@ -23,6 +23,12 @@ ControllersWindow::ControllersWindow(QWidget* parent) : QDialog(parent)
   ConnectWidgets();
 }
 
+void ControllersWindow::showEvent(QShowEvent* event)
+{
+  QDialog::showEvent(event);
+  m_wiimote_controllers->UpdateBluetoothAvailableStatus();
+}
+
 void ControllersWindow::CreateMainLayout()
 {
   auto* layout = new QVBoxLayout();

Source/Core/DolphinQt/Config/ControllersWindow.h

@@ -8,6 +8,7 @@
 class CommonControllersWidget;
 class GamecubeControllersWidget;
 class QDialogButtonBox;
+class QShowEvent;
 class WiimoteControllersWidget;
 
 class ControllersWindow final : public QDialog
@@ -16,6 +17,9 @@ class ControllersWindow final : public QDialog
 public:
   explicit ControllersWindow(QWidget* parent);
 
+protected:
+  void showEvent(QShowEvent* event) override;
+
 private:
   void CreateMainLayout();
   void ConnectWidgets();

Source/Core/DolphinQt/Config/WiimoteControllersWidget.cpp

@@ -50,6 +50,11 @@ WiimoteControllersWidget::WiimoteControllersWidget(QWidget* parent) : QWidget(pa
   LoadSettings(Core::GetState());
 }
 
+void WiimoteControllersWidget::UpdateBluetoothAvailableStatus()
+{
+  m_bluetooth_unavailable->setHidden(WiimoteReal::IsScannerReady());
+}
+
 static int GetRadioButtonIndicatorWidth()
 {
   const QStyle* style = QApplication::style();
@@ -151,6 +156,10 @@ void WiimoteControllersWidget::CreateLayout()
   m_wiimote_layout->addWidget(m_wiimote_continuous_scanning, continuous_scanning_row, 0, 1, 3);
   m_wiimote_layout->addWidget(m_wiimote_refresh, continuous_scanning_row, 3);
 
+  m_bluetooth_unavailable = new QLabel(tr("A supported Bluetooth device could not be found.\n"
+                                          "You must manually connect your Wii Remote."));
+  m_wiimote_layout->addWidget(m_bluetooth_unavailable, m_wiimote_layout->rowCount(), 1, 1, -1);
+
   auto* layout = new QVBoxLayout;
   layout->setContentsMargins(0, 0, 0, 0);
   layout->setAlignment(Qt::AlignTop);

Source/Core/DolphinQt/Config/WiimoteControllersWidget.h

@@ -27,6 +27,8 @@ class WiimoteControllersWidget final : public QWidget
 public:
   explicit WiimoteControllersWidget(QWidget* parent);
 
+  void UpdateBluetoothAvailableStatus();
+
 private:
   void SaveSettings();
   void OnBluetoothPassthroughSyncPressed();
@@ -55,4 +57,5 @@ private:
   QCheckBox* m_wiimote_speaker_data;
   QCheckBox* m_wiimote_ciface;
   QPushButton* m_wiimote_refresh;
+  QLabel* m_bluetooth_unavailable;
 };