DolphinQt: Add ability to start a game with Riivolution patches from the GUI.

Source/Core/DolphinQt/RiivolutionBootWidget.h

@@ -0,0 +1,45 @@
+// Copyright 2021 Dolphin Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <optional>
+#include <string>
+
+#include <QDialog>
+
+#include "Common/CommonTypes.h"
+#include "DiscIO/RiivolutionParser.h"
+
+class QPushButton;
+class QVBoxLayout;
+
+class RiivolutionBootWidget : public QDialog
+{
+  Q_OBJECT
+public:
+  explicit RiivolutionBootWidget(std::string game_id, std::optional<u16> revision,
+                                 std::optional<u8> disc, QWidget* parent = nullptr);
+  ~RiivolutionBootWidget();
+
+  bool ShouldBoot() const { return m_should_boot; }
+  std::vector<DiscIO::Riivolution::Patch>& GetPatches() { return m_patches; }
+
+private:
+  void CreateWidgets();
+
+  void LoadMatchingXMLs();
+  void OpenXML();
+  void MakeGUIForParsedFile(const std::string& path, DiscIO::Riivolution::Disc input_disc);
+  void BootGame();
+
+  std::string m_game_id;
+  std::optional<u16> m_revision;
+  std::optional<u8> m_disc_number;
+
+  bool m_should_boot = false;
+  std::vector<DiscIO::Riivolution::Disc> m_discs;
+  std::vector<DiscIO::Riivolution::Patch> m_patches;
+
+  QVBoxLayout* m_patch_section_layout;
+};