BIOS: Automatically detect images, improve selection UI

src/duckstation-qt/biossettingswidget.h

@@ -0,0 +1,22 @@
+#pragma once
+#include "core/types.h"
+#include <QtWidgets/QWidget>
+
+#include "ui_biossettingswidget.h"
+
+class QtHostInterface;
+class SettingsDialog;
+
+class BIOSSettingsWidget : public QWidget
+{
+  Q_OBJECT
+
+public:
+  explicit BIOSSettingsWidget(QtHostInterface* host_interface, QWidget* parent, SettingsDialog* dialog);
+  ~BIOSSettingsWidget();
+
+private:
+  Ui::BIOSSettingsWidget m_ui;
+
+  QtHostInterface* m_host_interface;
+};