luaengine.h

#ifndef LUAENGINE_H
#define LUAENGINE_H

#include "Lua/lua.hpp"
#include "luaevent.h"
#include "luathread.h"
#include <QList>
#include <QMediaPlayer>
#include <QObject>
#include <QThread>

#define gL (LuaEngine::Instance())

class LuaKVModel;

class LuaEngine : public QObject
{
    Q_OBJECT
  public:
    explicit LuaEngine(QObject *parent = 0);
    static LuaEngine *Instance();

    QThread *runLuaThread(QString filename);

    int hasEvent() { return this->m_events.isEmpty() ? 0 : 1; }
    int isRunning() { return this->m_lua_thread != NULL && this->m_lua_thread->isRunning(); }
    LuaEvent popEvent()
    {
        LuaEvent res(this->m_events.first());
        this->m_events.pop_front();
        return res;
    }
    void putEvent(LuaEvent &event) { this->m_events.push_back(event); }
    void triggerEvent(LuaEvent &event);
    void triggerPushMsg(int type, const char *msg);
    void triggerAddMsgType(const char *name);
    void triggerLuaScriptError(const char *msg);
    void triggerSetKV(const char *key, const char *value, const char *color);
    void triggerToClipboard(const char *text);
    void triggerPlayMedia(const char *file);
    void triggerStopMedia();

    void stopScript();
    void pauseScript();
    void resumeScript();

    int getNextMsgTypeCount();

  signals:
    void GetLuaEvent(LuaEvent event);
    void LuaStateChange(QString scriptname, bool isRunning);
    void PushMsg(int type, QString msg);
    void AddMsgType(QString name);
    void LuaScriptError(QString msg);
    void SetKVEvent(QString key, QString value, QString color);
    void ToClipboradEvent(QString text);
    void PlayMediaEvent(QString file);
    void StopMediaEvent();

  private:
    QList<LuaEvent> m_events;
    lua_State *newLuaThread();
    void closeLuaThread()
    {
        lua_close(this->m_L);
        this->m_L = NULL;
    }
    int m_msg_type_count;
    QMediaPlayer m_player;

    lua_State *m_L;
    LuaThread *m_lua_thread;
    QString m_script_name;

  public slots:
    void onLuaThreadFinished();
    void onToClipborad(QString text);
    void onPlayMedia(QString file);
    void onStopMedia();
};

#endif // LUAENGINE_H