Qt: Implement GameCube memory manager

Source/Core/DolphinQt2/GCMemcardManager.h

@@ -0,0 +1,75 @@
+// Copyright 2018 Dolphin Emulator Project
+// Licensed under GPLv2+
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <array>
+#include <memory>
+#include <utility>
+#include <vector>
+
+#include <QDialog>
+
+class GCMemcard;
+
+class QDialogButtonBox;
+class QGroupBox;
+class QLabel;
+class QLineEdit;
+class QPushButton;
+class QTableWidget;
+class QTimer;
+
+class GCMemcardManager : public QDialog
+{
+public:
+  explicit GCMemcardManager(QWidget* parent = nullptr);
+  ~GCMemcardManager();
+
+private:
+  void CreateWidgets();
+  void ConnectWidgets();
+
+  void UpdateActions();
+  void UpdateSlotTable(int slot);
+  void SetSlotFile(int slot, QString path);
+  void SetSlotFileInteractive(int slot);
+  void SetActiveSlot(int slot);
+
+  void CopyFiles();
+  void ImportFile();
+  void DeleteFiles();
+  void ExportFiles(bool prompt);
+  void ExportAllFiles();
+  void FixChecksums();
+  void DrawIcons();
+
+  QPixmap GetBannerFromSaveFile(int file_index);
+  std::vector<QPixmap> GetIconFromSaveFile(int file_index);
+
+  // Actions
+  QPushButton* m_select_button;
+  QPushButton* m_copy_button;
+  QPushButton* m_export_button;
+  QPushButton* m_export_all_button;
+  QPushButton* m_import_button;
+  QPushButton* m_delete_button;
+  QPushButton* m_fix_checksums_button;
+
+  // Slots
+  static constexpr int SLOT_COUNT = 2;
+  std::array<std::vector<std::pair<int, std::vector<QPixmap>>>, SLOT_COUNT> m_slot_active_icons;
+  std::array<std::unique_ptr<GCMemcard>, SLOT_COUNT> m_slot_memcard;
+  std::array<QGroupBox*, SLOT_COUNT> m_slot_group;
+  std::array<QLineEdit*, SLOT_COUNT> m_slot_file_edit;
+  std::array<QPushButton*, SLOT_COUNT> m_slot_file_button;
+  std::array<QTableWidget*, SLOT_COUNT> m_slot_table;
+  std::array<QLabel*, SLOT_COUNT> m_slot_stat_label;
+
+  int m_active_slot;
+  int m_current_frame;
+
+  QDialogButtonBox* m_button_box;
+  QTimer* m_timer;
+};