citra-qt: Add GX command history viewer.

src/citra_qt/debugger/graphics.hxx

@@ -0,0 +1,43 @@
+// Copyright 2014 Citra Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <QAbstractListModel>
+#include <QDockWidget>
+
+#include "video_core/gpu_debugger.h"
+
+class GPUCommandStreamItemModel : public QAbstractListModel, public GraphicsDebugger::DebuggerObserver
+{
+    Q_OBJECT
+
+public:
+    GPUCommandStreamItemModel(QObject* parent);
+
+    int rowCount(const QModelIndex& parent = QModelIndex()) const override;
+    QVariant data(const QModelIndex& index, int role = Qt::DisplayRole) const override;
+
+public:
+    void GXCommandProcessed(int total_command_count) override;
+
+public slots:
+    void OnGXCommandFinishedInternal(int total_command_count);
+
+signals:
+    void GXCommandFinished(int total_command_count);
+
+private:
+    int command_count;
+};
+
+class GPUCommandStreamWidget : public QDockWidget
+{
+    Q_OBJECT
+
+public:
+    GPUCommandStreamWidget(QWidget* parent = 0);
+
+private:
+};