Qt: Add debugger UI

src/duckstation-qt/debuggerwindow.h

@@ -0,0 +1,79 @@
+#pragma once
+#include "core/types.h"
+#include "ui_debuggerwindow.h"
+#include <QtWidgets/QMainWindow>
+#include <memory>
+#include <optional>
+
+namespace Bus {
+enum class MemoryRegion;
+}
+
+class DebuggerCodeModel;
+class DebuggerRegistersModel;
+class DebuggerStackModel;
+
+class DebuggerWindow : public QMainWindow
+{
+  Q_OBJECT
+
+public:
+  explicit DebuggerWindow(QWidget* parent = nullptr);
+  ~DebuggerWindow();
+
+Q_SIGNALS:
+  void closed();
+
+protected:
+  void closeEvent(QCloseEvent* event);
+
+private Q_SLOTS:
+  void onEmulationPaused(bool paused);
+  void onDebuggerMessageReported(const QString& message);
+
+  void refreshAll();
+
+  void scrollToPC();
+
+  void onPauseActionToggled(bool paused);
+  void onRunToCursorTriggered();
+  void onGoToPCTriggered();
+  void onGoToAddressTriggered();
+  void onDumpAddressTriggered();
+  void onFollowAddressTriggered();
+  void onAddBreakpointTriggered();
+  void onToggleBreakpointTriggered();
+  void onClearBreakpointsTriggered();
+  void onStepIntoActionTriggered();
+  void onStepOverActionTriggered();
+  void onStepOutActionTriggered();
+  void onCodeViewItemActivated(QModelIndex index);
+  void onMemorySearchTriggered();
+  void onMemorySearchStringChanged(const QString&);
+
+private:
+  void setupAdditionalUi();
+  void connectSignals();
+  void disconnectSignals();
+  void createModels();
+  void setUIEnabled(bool enabled);
+  void setMemoryViewRegion(Bus::MemoryRegion region);
+  void toggleBreakpoint(VirtualMemoryAddress address);
+  void clearBreakpoints();
+  std::optional<VirtualMemoryAddress> promptForAddress(const QString& label);
+  std::optional<VirtualMemoryAddress> getSelectedCodeAddress();
+  bool tryFollowLoadStore(VirtualMemoryAddress address);
+  void scrollToCodeAddress(VirtualMemoryAddress address);
+  bool scrollToMemoryAddress(VirtualMemoryAddress address);
+  void refreshBreakpointList();
+
+  Ui::DebuggerWindow m_ui;
+
+  std::unique_ptr<DebuggerCodeModel> m_code_model;
+  std::unique_ptr<DebuggerRegistersModel> m_registers_model;
+  std::unique_ptr<DebuggerStackModel> m_stack_model;
+
+  Bus::MemoryRegion m_active_memory_region;
+
+  PhysicalMemoryAddress m_next_memory_search_address = 0;
+};