mediaplayer-cppdatamodel.cpp Example File

mediaplayer-qml-cppdatamodel/mediaplayer-cppdatamodel.cpp

  //
  // Statemachine code from reading SCXML file 'mediaplayer-cppdatamodel.scxml'
  // Created by: The Qt SCXML Compiler version 1 (Qt 5.12.1)
  // WARNING! All changes made in this file will be lost!
  //

  #include "mediaplayer-cppdatamodel.h"

  #include <qscxmlinvokableservice.h>
  #include <qscxmltabledata.h>
  #include <thedatamodel.h>

  #if !defined(Q_QSCXMLC_OUTPUT_REVISION)
  #error "The header file 'mediaplayer-cppdatamodel.scxml' doesn't include <qscxmltabledata.h>."
  #elif Q_QSCXMLC_OUTPUT_REVISION != 1
  #error "This file was generated using the qscxmlc from 5.12.1. It"
  #error "cannot be used with the include files from this version of Qt."
  #error "(The qscxmlc has changed too much.)"
  #endif

  struct MediaPlayerStateMachine::Data: private QScxmlTableData {
      Data(MediaPlayerStateMachine &stateMachine)
          : stateMachine(stateMachine)
      {}

      void init() {
          stateMachine.setTableData(this);
          // Data model TheDataModel is set from outside.
      }

      QString name() const override final
      { return string(0); }

      QScxmlExecutableContent::ContainerId initialSetup() const override final
      { return -1; }

      QScxmlExecutableContent::InstructionId *instructions() const override final
      { return theInstructions; }

      QScxmlExecutableContent::StringId *dataNames(int *count) const override final
      { *count = 0; return dataIds; }

      QScxmlExecutableContent::EvaluatorInfo evaluatorInfo(QScxmlExecutableContent::EvaluatorId evaluatorId) const override final
      { Q_ASSERT(evaluatorId >= 0); Q_ASSERT(evaluatorId < 6); return evaluators[evaluatorId]; }

      QScxmlExecutableContent::AssignmentInfo assignmentInfo(QScxmlExecutableContent::EvaluatorId assignmentId) const override final
      { Q_ASSERT(assignmentId >= 0); Q_ASSERT(assignmentId < 0); return assignments[assignmentId]; }

      QScxmlExecutableContent::ForeachInfo foreachInfo(QScxmlExecutableContent::EvaluatorId foreachId) const override final
      { Q_ASSERT(foreachId >= 0); Q_ASSERT(foreachId < 0); return foreaches[foreachId]; }

      QString string(QScxmlExecutableContent::StringId id) const override final
      {
          Q_ASSERT(id >= QScxmlExecutableContent::NoString); Q_ASSERT(id < 8);
          if (id == QScxmlExecutableContent::NoString) return QString();
          return QString({static_cast<QStringData*>(strings.data + id)});
      }

      const qint32 *stateMachineTable() const override final
      { return theStateMachineTable; }

      QScxmlInvokableServiceFactory *serviceFactory(int id) const override final;

      MediaPlayerStateMachine &stateMachine;
      // Data model TheDataModel is set from outside.

      static QScxmlExecutableContent::ParameterInfo param(QScxmlExecutableContent::StringId name,
                                                          QScxmlExecutableContent::EvaluatorId expr,
                                                          QScxmlExecutableContent::StringId location)
      {
          QScxmlExecutableContent::ParameterInfo p;
          p.name = name;
          p.expr = expr;
          p.location = location;
          return p;
      }

      static QScxmlExecutableContent::InvokeInfo invoke(
              QScxmlExecutableContent::StringId id,
              QScxmlExecutableContent::StringId prefix,
              QScxmlExecutableContent::EvaluatorId expr,
              QScxmlExecutableContent::StringId location,
              QScxmlExecutableContent::StringId context,
              QScxmlExecutableContent::ContainerId finalize,
              bool autoforward)
      {
          QScxmlExecutableContent::InvokeInfo i;
          i.id = id;
          i.prefix = prefix;
          i.expr = expr;
          i.location = location;
          i.context = context;
          i.finalize = finalize;
          i.autoforward = autoforward;
          return i;
      }

      static qint32 theInstructions[];
      static QScxmlExecutableContent::StringId dataIds[];
      static QScxmlExecutableContent::EvaluatorInfo evaluators[];
      static QScxmlExecutableContent::AssignmentInfo assignments[];
      static QScxmlExecutableContent::ForeachInfo foreaches[];
      static const qint32 theStateMachineTable[];
      static struct Strings {
          QArrayData data[8];
          qunicodechar stringdata[117];
      } strings;
  };

  MediaPlayerStateMachine::MediaPlayerStateMachine(QObject *parent)
      : QScxmlStateMachine(&staticMetaObject, parent)
      , data(new Data(*this))
  { qRegisterMetaType<MediaPlayerStateMachine *>(); data->init(); }

  MediaPlayerStateMachine::~MediaPlayerStateMachine()
  { delete data; }

  QScxmlInvokableServiceFactory *MediaPlayerStateMachine::Data::serviceFactory(int id) const
  {
      Q_UNUSED(id);
      Q_UNREACHABLE();
  }

  qint32 MediaPlayerStateMachine::Data::theInstructions[] = {
  2, 1, 23, 1, 21, 6, 1, 3, 4, 5, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 0, 1,
  6, 2, -1, 2, 1, 21, 1, 19, 3, 4, 7, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
  0, 1, 6, 3, -1
  };

  QScxmlExecutableContent::StringId MediaPlayerStateMachine::Data::dataIds[] = {
  -1
  };

  QScxmlExecutableContent::EvaluatorInfo MediaPlayerStateMachine::Data::evaluators[] = {
  { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }
  };

  QScxmlExecutableContent::AssignmentInfo MediaPlayerStateMachine::Data::assignments[] = {
  { -1, -1, -1 }
  };

  QScxmlExecutableContent::ForeachInfo MediaPlayerStateMachine::Data::foreaches[] = {
  { -1, -1, -1, -1 }
  };

  #define STR_LIT(idx, ofs, len) \
      Q_STATIC_STRING_DATA_HEADER_INITIALIZER_WITH_OFFSET(len, \
      qptrdiff(offsetof(Strings, stringdata) + ofs * sizeof(qunicodechar) - idx * sizeof(QArrayData)) \
      )
  MediaPlayerStateMachine::Data::Strings MediaPlayerStateMachine::Data::strings = {{
  STR_LIT(0, 0, 23), STR_LIT(1, 24, 7), STR_LIT(2, 32, 3), STR_LIT(3, 36, 7),
  STR_LIT(4, 44, 33), STR_LIT(5, 78, 15), STR_LIT(6, 94, 5), STR_LIT(7, 100, 15)
  },{
  0x4d,0x65,0x64,0x69,0x61,0x50,0x6c,0x61,0x79,0x65,0x72,0x53,0x74,0x61,0x74,0x65,0x4d,0x61,0x63,0x68,0x69,0x6e,0x65,0, // 0: MediaPlayerStateMachine
  0x73,0x74,0x6f,0x70,0x70,0x65,0x64,0, // 1: stopped
  0x74,0x61,0x70,0, // 2: tap
  0x70,0x6c,0x61,0x79,0x69,0x6e,0x67,0, // 3: playing
  0x73,0x65,0x6e,0x64,0x20,0x69,0x6e,0x73,0x74,0x72,0x75,0x63,0x74,0x69,0x6f,0x6e,0x20,0x69,0x6e,0x20,0x73,0x74,0x61,0x74,0x65,0x20,0x70,0x6c,0x61,0x79,0x69,0x6e,0x67,0, // 4: send instruction in state playing
  0x70,0x6c,0x61,0x79,0x62,0x61,0x63,0x6b,0x53,0x74,0x61,0x72,0x74,0x65,0x64,0, // 5: playbackStarted
  0x6d,0x65,0x64,0x69,0x61,0, // 6: media
  0x70,0x6c,0x61,0x79,0x62,0x61,0x63,0x6b,0x53,0x74,0x6f,0x70,0x70,0x65,0x64,0 // 7: playbackStopped
  }};

  const qint32 MediaPlayerStateMachine::Data::theStateMachineTable[] = {
          0x1, // version
          0, // name
          2, // data-model
          17, // child states array offset
          3, // transition to initial states
          -1, // initial setup
          0, // binding
          -1, // maxServiceId
          14, 2, // state offset and count
          36, 4, // transition offset and count
          60, 22, // array offset and size

          // States:
          1, -1, 0, -1, -1, -1, -1, -1, -1, 4, -1,
          3, -1, 0, -1, -1, 0, 26, -1, -1, 14, -1,

          // Transitions:
          2, 0, 1, 0, 0, -1,
          8, 4, 1, 1, 6, -1,
          12, 5, 1, 1, 10, -1,
          -1, -1, 2, -1, 20, -1,

          // Arrays:
          1, 1,
          1, 2,
          1, 0,
          1, 0,
          1, 2,
          1, 1,
          1, 2,
          2, 1, 2,
          2, 0, 1,
          1, 0,

          0xc0ff33 // terminator
  };

  struct qt_meta_stringdata_MediaPlayerStateMachine_t {
      QByteArrayData data[8];
      unsigned char stringdata0[85];
  };
  #define QT_MOC_LITERAL(idx, ofs, len) \
      Q_STATIC_BYTE_ARRAY_DATA_HEADER_INITIALIZER_WITH_OFFSET(len, \
      qptrdiff(offsetof(qt_meta_stringdata_MediaPlayerStateMachine_t, stringdata0) + ofs \
          - idx * sizeof(QByteArrayData)) \
      )
  static const qt_meta_stringdata_MediaPlayerStateMachine_t qt_meta_stringdata_MediaPlayerStateMachine = {
      {
  QT_MOC_LITERAL(0, 0, 23), // "MediaPlayerStateMachine"
  QT_MOC_LITERAL(1, 24, 14), // "stoppedChanged"
  QT_MOC_LITERAL(2, 39, 0), // ""
  QT_MOC_LITERAL(3, 40, 6), // "active"
  QT_MOC_LITERAL(4, 47, 14), // "playingChanged"
  QT_MOC_LITERAL(5, 62, 6), // "parent"
  QT_MOC_LITERAL(6, 69, 7), // "stopped"
  QT_MOC_LITERAL(7, 77, 7) // "playing"
      },{
  0x4d,0x65,0x64,0x69,0x61,0x50,0x6c,0x61,0x79,0x65,0x72,0x53,0x74,0x61,0x74,0x65,0x4d,0x61,0x63,0x68,0x69,0x6e,0x65,0, // 0: MediaPlayerStateMachine
  0x73,0x74,0x6f,0x70,0x70,0x65,0x64,0x43,0x68,0x61,0x6e,0x67,0x65,0x64,0, // 1: stoppedChanged
  0, // 2:
  0x61,0x63,0x74,0x69,0x76,0x65,0, // 3: active
  0x70,0x6c,0x61,0x79,0x69,0x6e,0x67,0x43,0x68,0x61,0x6e,0x67,0x65,0x64,0, // 4: playingChanged
  0x70,0x61,0x72,0x65,0x6e,0x74,0, // 5: parent
  0x73,0x74,0x6f,0x70,0x70,0x65,0x64,0, // 6: stopped
  0x70,0x6c,0x61,0x79,0x69,0x6e,0x67,0 // 7: playing
      }};
  #undef QT_MOC_LITERAL

  static const uint qt_meta_data_MediaPlayerStateMachine[] = {

   // content:
         8,       // revision
         0,       // classname
         0,    0, // classinfo
         2,   14, // methods
         2,   33, // properties
         0,    0, // enums/sets
         1,   41, // constructors
         0,       // flags
         2,       // signalCount

   // signals: name, argc, parameters, tag, flags
         1,    1,   24,    2, 0x06 /* Public */,
         4,    1,   27,    2, 0x06 /* Public */,

   // signals: parameters
      QMetaType::Void, QMetaType::Bool,    3,
      QMetaType::Void, QMetaType::Bool,    3,

   // constructors: parameters
      0x80000000 | 2, QMetaType::QObjectStar,    5,

   // properties: name, type, flags
         6, QMetaType::Bool, 0x006a6001,
         7, QMetaType::Bool, 0x006a6001,

   // properties: notify_signal_id
         0,
         1,

   // constructors: name, argc, parameters, tag, flags
         0,    1,   30,    2, 0x0e /* Public */,

         0        // eod
  };

  void MediaPlayerStateMachine::qt_static_metacall(QObject *_o, QMetaObject::Call _c, int _id, void **_a)
  {
      if (_c == QMetaObject::CreateInstance) {
          switch (_id) {
          case 0: { MediaPlayerStateMachine *_r = new MediaPlayerStateMachine((*reinterpret_cast< QObject **>(_a[1])));
              if (_a[0]) *reinterpret_cast<QObject**>(_a[0]) = _r; } break;
          default: break;
          }
      } else if (_c == QMetaObject::InvokeMetaMethod) {
          MediaPlayerStateMachine *_t = static_cast<MediaPlayerStateMachine *>(_o);
          Q_UNUSED(_t)
          switch (_id) {
          case 0: QMetaObject::activate(_o, &staticMetaObject, 0, _a); break;
          case 1: QMetaObject::activate(_o, &staticMetaObject, 1, _a); break;
          default: ;
          }
      } else if (_c == QMetaObject::IndexOfMethod) {
          int *result = reinterpret_cast<int *>(_a[0]);
          void **func = reinterpret_cast<void **>(_a[1]);
          Q_UNUSED(result);
          Q_UNUSED(func);
      }
  #ifndef QT_NO_PROPERTIES
      else if (_c == QMetaObject::ReadProperty) {
          MediaPlayerStateMachine *_t = static_cast<MediaPlayerStateMachine *>(_o);
          Q_UNUSED(_t)
          void *_v = _a[0];
          switch (_id) {
          case 0: *reinterpret_cast< bool*>(_v) = _t->isActive(0); break;
          case 1: *reinterpret_cast< bool*>(_v) = _t->isActive(1); break;
          default: break;
          }
      } else if (_c == QMetaObject::WriteProperty) {
      } else if (_c == QMetaObject::ResetProperty) {
      }
  #endif // QT_NO_PROPERTIES
  }

  const QMetaObject MediaPlayerStateMachine::staticMetaObject = {
      { &QScxmlStateMachine::staticMetaObject, qt_meta_stringdata_MediaPlayerStateMachine.data,
        qt_meta_data_MediaPlayerStateMachine,  qt_static_metacall, nullptr, nullptr}
  };

  const QMetaObject *MediaPlayerStateMachine::metaObject() const
  {
      return QObject::d_ptr->metaObject ? QObject::d_ptr->dynamicMetaObject() : &staticMetaObject;
  }

  void *MediaPlayerStateMachine::qt_metacast(const char *_clname)
  {
      if (!_clname) return nullptr;
      if (!strcmp(_clname, reinterpret_cast<const char *>(
              qt_meta_stringdata_MediaPlayerStateMachine.stringdata0)))
          return static_cast<void*>(const_cast< MediaPlayerStateMachine*>(this));
      return QScxmlStateMachine::qt_metacast(_clname);
  }

  int MediaPlayerStateMachine::qt_metacall(QMetaObject::Call _c, int _id, void **_a)
  {
      _id = QScxmlStateMachine::qt_metacall(_c, _id, _a);
      if (_id < 0)
          return _id;
      if (_c == QMetaObject::InvokeMetaMethod) {
          if (_id < 2)
              qt_static_metacall(this, _c, _id, _a);
          _id -= 2;
      } else if (_c == QMetaObject::RegisterMethodArgumentMetaType) {
          if (_id < 2)
              *reinterpret_cast<int*>(_a[0]) = -1;
          _id -= 2;
      }
  #ifndef QT_NO_PROPERTIES
     else if (_c == QMetaObject::ReadProperty || _c == QMetaObject::WriteProperty
              || _c == QMetaObject::ResetProperty || _c == QMetaObject::RegisterPropertyMetaType) {
          qt_static_metacall(this, _c, _id, _a);
          _id -= 2;
      } else if (_c == QMetaObject::QueryPropertyDesignable) {
          _id -= 2;
      } else if (_c == QMetaObject::QueryPropertyScriptable) {
          _id -= 2;
      } else if (_c == QMetaObject::QueryPropertyStored) {
          _id -= 2;
      } else if (_c == QMetaObject::QueryPropertyEditable) {
          _id -= 2;
      } else if (_c == QMetaObject::QueryPropertyUser) {
          _id -= 2;
      }
  #endif // QT_NO_PROPERTIES
      return _id;
  }

  QString TheDataModel::evaluateToString(QScxmlExecutableContent::EvaluatorId id, bool *ok)
  {
      *ok = true;
      Q_UNUSED(id);
      Q_UNREACHABLE();
      *ok = false;
      return QString();
  }

  bool TheDataModel::evaluateToBool(QScxmlExecutableContent::EvaluatorId id, bool *ok)
  {
      *ok = true;
      switch (id) {
      case 5:
          return [this]()->bool{ return isValidMedia() && media != eventData().value(QStringLiteral("media")); }();
      case 4:
          return [this]()->bool{ return !isValidMedia() || media == eventData().value(QStringLiteral("media")); }();
      case 0:
          return [this]()->bool{ return isValidMedia(); }();
      default: break;
      }
      Q_UNREACHABLE();
      *ok = false;
      return false;
  }

  QVariant TheDataModel::evaluateToVariant(QScxmlExecutableContent::EvaluatorId id, bool *ok)
  {
      *ok = true;
      switch (id) {
      case 3:
          return [this]()->QVariant{ return media; }();
      case 2:
          return [this]()->QVariant{ return media; }();
      default: break;
      }
      Q_UNREACHABLE();
      *ok = false;
      return QVariant();
  }

  void TheDataModel::evaluateToVoid(QScxmlExecutableContent::EvaluatorId id, bool *ok)
  {
      *ok = true;
      switch (id) {
      case 1:
          [this]()->void{ media = eventData().value(QStringLiteral("media")).toString(); }();
          return;
      default: break;
      }
      Q_UNREACHABLE();
      *ok = false;
  }