Qt/Debugger: Implement "Code" widget

Source/Core/DolphinQt2/Debugger/CodeViewWidget.h

@@ -0,0 +1,72 @@
+// Copyright 2018 Dolphin Emulator Project
+// Licensed under GPLv2+
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <vector>
+
+#include <QTableWidget>
+
+#include "Common/CommonTypes.h"
+
+class QKeyEvent;
+class QMouseEvent;
+class QResizeEvent;
+
+class CodeViewWidget : public QTableWidget
+{
+  Q_OBJECT
+public:
+  explicit CodeViewWidget();
+
+  u32 GetAddress() const;
+  u32 GetContextAddress() const;
+  void SetAddress(u32 address);
+
+  void Update();
+
+  void ToggleBreakpoint();
+  void AddBreakpoint();
+signals:
+  void RequestPPCComparison(u32 addr);
+  void SymbolsChanged();
+  void BreakpointsChanged();
+
+private:
+  void ReplaceAddress(u32 address, bool blr);
+
+  void resizeEvent(QResizeEvent*) override;
+  void keyPressEvent(QKeyEvent* event) override;
+  void mousePressEvent(QMouseEvent* event) override;
+  void wheelEvent(QWheelEvent* event) override;
+
+  void OnContextMenu();
+
+  void OnFollowBranch();
+  void OnCopyAddress();
+  void OnCopyFunction();
+  void OnCopyCode();
+  void OnCopyHex();
+  void OnRenameSymbol();
+  void OnSetSymbolSize();
+  void OnSetSymbolEndAddress();
+  void OnRunToHere();
+  void OnAddFunction();
+  void OnPPCComparison();
+  void OnInsertBLR();
+  void OnInsertNOP();
+  void OnReplaceInstruction();
+
+  struct ReplStruct
+  {
+    u32 address;
+    u32 old_value;
+  };
+
+  std::vector<ReplStruct> m_repl_list;
+  bool m_updating = false;
+
+  u32 m_address = 0;
+  u32 m_context_address = 0;
+};