citra-qt: Improve Title Bar display

src/citra_qt/main.cpp

@@ -606,6 +606,10 @@ bool GMainWindow::LoadROM(const QString& filename) {
     Core::System& system{Core::System::GetInstance()};
 
     const Core::System::ResultStatus result{system.Load(render_window, filename.toStdString())};
+    std::string title;
+    system.GetAppLoader().ReadTitle(title);
+    game_title = QString::fromStdString(title);
+    SetupUIStrings();
 
     if (result != Core::System::ResultStatus::Success) {
         switch (result) {
@@ -755,6 +759,9 @@ void GMainWindow::ShutdownGame() {
     if (defer_update_prompt) {
         ShowUpdatePrompt();
     }
+
+    game_title.clear();
+    SetupUIStrings();
 }
 
 void GMainWindow::StoreRecentFile(const QString& filename) {
@@ -1407,8 +1414,11 @@ void GMainWindow::OnLanguageChanged(const QString& locale) {
 }
 
 void GMainWindow::SetupUIStrings() {
-    setWindowTitle(tr("Citra %1| %2-%3")
+    if (game_title.isEmpty()) {
-                       .arg(Common::g_build_fullname, Common::g_scm_branch, Common::g_scm_desc));
+        setWindowTitle(tr("Citra %1").arg(Common::g_build_fullname));
+    } else {
+        setWindowTitle(tr("Citra %1| %2").arg(Common::g_build_fullname, game_title));
+    }
 }
 
 void GMainWindow::SyncMenuUISettings() {

src/citra_qt/main.h

@@ -202,6 +202,8 @@ private:
     // Whether emulation is currently running in Citra.
     bool emulation_running = false;
     std::unique_ptr<EmuThread> emu_thread;
+    // The title of the game currently running
+    QString game_title;
 
     // Debugger panes
     ProfilerWidget* profilerWidget;