Add GUI widget for controlling pica breakpoints.

src/citra_qt/debugger/graphics_breakpoints.hxx

@@ -0,0 +1,78 @@
+// Copyright 2014 Citra Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <memory>
+
+#include <QAbstractListModel>
+#include <QDockWidget>
+
+#include "video_core/debug_utils/debug_utils.h"
+
+class QLabel;
+class QPushButton;
+class QTreeView;
+
+class BreakPointModel : public QAbstractListModel {
+    Q_OBJECT
+
+public:
+    enum {
+        Role_IsEnabled = Qt::UserRole,
+    };
+
+    BreakPointModel(std::shared_ptr<Pica::DebugContext> context, QObject* parent);
+
+    int columnCount(const QModelIndex& parent = QModelIndex()) const override;
+    int rowCount(const QModelIndex& parent = QModelIndex()) const override;
+    QVariant data(const QModelIndex& index, int role = Qt::DisplayRole) const override;
+    QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override;
+
+    bool setData(const QModelIndex& index, const QVariant& value, int role = Qt::EditRole);
+
+public slots:
+    void OnBreakPointHit(Pica::DebugContext::Event event);
+    void OnResumed();
+
+private:
+    bool at_breakpoint;
+    Pica::DebugContext::Event active_breakpoint;
+    std::weak_ptr<Pica::DebugContext> context_weak;
+};
+
+class GraphicsBreakPointsWidget : public QDockWidget, Pica::DebugContext::BreakPointObserver {
+    Q_OBJECT
+
+    using Event = Pica::DebugContext::Event;
+
+public:
+    GraphicsBreakPointsWidget(std::shared_ptr<Pica::DebugContext> debug_context,
+                              QWidget* parent = nullptr);
+
+    void OnPicaBreakPointHit(Pica::DebugContext::Event event, void* data) override;
+    void OnPicaResume() override;
+
+public slots:
+    void OnBreakPointHit(Pica::DebugContext::Event event, void* data);
+    void OnResumeRequested();
+    void OnResumed();
+    void OnBreakpointSelectionChanged(const QModelIndex&);
+    void OnToggleBreakpointEnabled();
+
+signals:
+    void Resumed();
+    void BreakPointHit(Pica::DebugContext::Event event, void* data);
+    void BreakPointsChanged(const QModelIndex& topLeft, const QModelIndex& bottomRight);
+
+private:
+    void UpdateToggleBreakpointButton(const QModelIndex& index);
+
+    QLabel* status_text;
+    QPushButton* resume_button;
+    QPushButton* toggle_breakpoint_button;
+
+    BreakPointModel* breakpoint_model;
+    QTreeView* breakpoint_list;
+};