1 files changed, 138 insertions, 0 deletions

diff --git a/src/citra_qt/bootmanager.h b/src/citra_qt/bootmanager.h
new file mode 100644
index 000000000..1c893384c
--- /dev/null
+++ b/src/citra_qt/bootmanager.h
@@ -0,0 +1,138 @@
+// Copyright 2014 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <atomic>
+
+#include <QThread>
+#include <QGLWidget>
+
+#include "common/common.h"
+#include "common/emu_window.h"
+
+class QScreen;
+class QKeyEvent;
+
+class GRenderWindow;
+
+class EmuThread : public QThread
+{
+    Q_OBJECT
+
+public:
+    /**
+     * Set image filename
+     *
+     * @param filename
+     * @warning Only call when not running!
+     */
+    void SetFilename(std::string filename);
+
+    /**
+     * Start emulation (on new thread)
+     *
+     * @warning Only call when not running!
+     */
+    void run() override;
+
+    /**
+     * Allow the CPU to process a single instruction (if cpu is not running)
+     *
+     * @note This function is thread-safe
+     */
+    void ExecStep() { exec_cpu_step = true; }
+
+    /**
+     * Allow the CPU to continue processing instructions without interruption
+     *
+     * @note This function is thread-safe
+     */
+    void SetCpuRunning(bool running) { cpu_running = running; }
+
+    /**
+    * Allow the CPU to continue processing instructions without interruption
+    *
+    * @note This function is thread-safe
+    */
+    bool IsCpuRunning() { return cpu_running; }
+
+
+public slots:
+    /**
+     * Stop emulation and wait for the thread to finish.
+     *
+     * @details: This function will wait a second for the thread to finish; if it hasn't finished until then, we'll terminate() it and wait another second, hoping that it will be terminated by then.
+     * @note: This function is thread-safe.
+     */
+    void Stop();
+
+private:
+    friend class GRenderWindow;
+
+    EmuThread(GRenderWindow* render_window);
+
+    std::string filename;
+
+    bool exec_cpu_step;
+    bool cpu_running;
+    std::atomic<bool> stop_run;
+
+    GRenderWindow* render_window;
+
+signals:
+    /**
+     * Emitted when CPU when we've finished processing a single Gekko instruction
+     *
+     * @warning This will only be emitted when the CPU is not running (SetCpuRunning(false))
+     * @warning When connecting to this signal from other threads, make sure to specify either Qt::QueuedConnection (invoke slot within the destination object's message thread) or even Qt::BlockingQueuedConnection (additionally block source thread until slot returns)
+     */
+    void CPUStepped();
+};
+
+class GRenderWindow : public QWidget, public EmuWindow
+{
+    Q_OBJECT
+
+public:
+    GRenderWindow(QWidget* parent = NULL);
+    ~GRenderWindow();
+
+    void closeEvent(QCloseEvent*) override;
+
+    // EmuWindow implementation
+    void SwapBuffers() override;
+    void MakeCurrent() override;
+    void DoneCurrent() override;
+    void PollEvents() override;
+
+    void BackupGeometry();
+    void RestoreGeometry();
+    void restoreGeometry(const QByteArray& geometry); // overridden
+    QByteArray saveGeometry();  // overridden
+
+    EmuThread& GetEmuThread();
+
+    void keyPressEvent(QKeyEvent* event) override;
+    void keyReleaseEvent(QKeyEvent* event) override;
+
+    void ReloadSetKeymaps() override;
+
+    void OnClientAreaResized(unsigned width, unsigned height);
+
+    void OnFramebufferSizeChanged();
+
+public slots:
+    void moveContext();  // overridden
+
+private:
+    void OnMinimalClientAreaChangeRequest(const std::pair<unsigned,unsigned>& minimal_size) override;
+
+    QGLWidget* child;
+
+    EmuThread emu_thread;
+
+    QByteArray geometry;
+
+    /// Device id of keyboard for use with KeyMap
+    int keyboard_id;
+};