[Build] Fix building misc subprojects

src/xenia/app/emulator_window.cc

@@ -372,6 +372,18 @@ void EmulatorWindow::OnEmulatorInitialized() {
       QWidget* central_widget = qt_window->qwindow()->centralWidget();
       if (central_widget && central_widget->layout()) {
         game_list_dialog_qt_ = new GameListDialogQt(central_widget, this);
+        // Connect signals from game list dialog
+        QObject::connect(game_list_dialog_qt_,
+                         &GameListDialogQt::fileOpenRequested,
+                         [this]() { FileOpen(); });
+        QObject::connect(game_list_dialog_qt_,
+                         &GameListDialogQt::launchGameRequested,
+                         [this](const std::filesystem::path& path) {
+                           LaunchTitleInNewProcess(path);
+                         });
+        QObject::connect(game_list_dialog_qt_,
+                         &GameListDialogQt::settingsRequested,
+                         [this]() { ToggleConfigDialog(); });
         // Add it to the layout so it fills the window
         central_widget->layout()->addWidget(game_list_dialog_qt_);
       }

src/xenia/gpu/gpu_flags.cc

@@ -12,8 +12,7 @@
 #include "xenia/base/logging.h"
 #include "xenia/ui/renderdoc_api.h"
 
-// Declared in xboxkrnl_video.cc
-DECLARE_bool(use_50Hz_mode);
+DEFINE_bool(use_50Hz_mode, false, "Enables usage of PAL-50 mode.", "Video");
 
 DEFINE_path(trace_gpu_prefix, "scratch/gpu/",
             "Prefix path for GPU trace files.", "GPU");

src/xenia/kernel/xboxkrnl/xboxkrnl_video.cc

@@ -24,7 +24,8 @@ DEFINE_int32(
     "2=NTSC-J\n   3=PAL\n",
     "Video");
 
-DEFINE_bool(use_50Hz_mode, false, "Enables usage of PAL-50 mode.", "Video");
+// Defined in gpu_flags.cc
+DECLARE_bool(use_50Hz_mode);
 DEFINE_bool(interlaced, false, "Toggles interlaced mode.", "Video");
 
 // TODO: This is stored in XConfig somewhere, probably in video flags.

src/xenia/ui/game_list_dialog_qt.cc

@@ -146,11 +146,8 @@ void GameListDialogQt::SetupUI() {
   open_button->setIconSize(QSize(64, 64));
   open_button->setMinimumSize(100, 80);
   open_button->setMaximumSize(100, 80);
-  connect(open_button, &QToolButton::clicked, [this]() {
-    if (emulator_window_) {
-      emulator_window_->FileOpen();
-    }
-  });
+  connect(open_button, &QToolButton::clicked,
+          [this]() { emit fileOpenRequested(); });
 
   open_label_ = new QLabel("Open", this);
   open_label_->setAlignment(Qt::AlignCenter);
@@ -1154,11 +1151,11 @@ void GameListDialogQt::LaunchGame(const std::filesystem::path& path,
       LoadGameList();
 
       // Open file picker
-      emulator_window_->FileOpen();
+      emit fileOpenRequested();
       return;
     }
 
-    emulator_window_->LaunchTitleInNewProcess(path);
+    emit launchGameRequested(path);
   }
 }
 
@@ -1169,9 +1166,7 @@ void GameListDialogQt::LaunchGameWithFilePicker() {
                            "Please select the game file to launch it.");
 
   // Open file picker
-  if (emulator_window_) {
-    emulator_window_->FileOpen();
-  }
+  emit fileOpenRequested();
 }
 
 void GameListDialogQt::OpenContainingFolder(const std::filesystem::path& path) {
@@ -1306,11 +1301,7 @@ void GameListDialogQt::OnPlayClicked() {
   }
 }
 
-void GameListDialogQt::OnSettingsClicked() {
-  if (emulator_window_) {
-    emulator_window_->ToggleConfigDialog();
-  }
-}
+void GameListDialogQt::OnSettingsClicked() { emit settingsRequested(); }
 
 void GameListDialogQt::OnProfileClicked() {
   // Left click always opens profile dialog (Qt version for UI process)

src/xenia/ui/game_list_dialog_qt.h

@@ -67,6 +67,11 @@ class GameListDialogQt : public QWidget {
   void RefreshIcons();
   void UpdateProfileButtonState();
 
+ signals:
+  void fileOpenRequested();
+  void launchGameRequested(const std::filesystem::path& path);
+  void settingsRequested();
+
  private slots:
   void OnFilterTextChanged(const QString& text);
   void OnGameDoubleClicked(int row, int column);