nodeeditor/examples/example2/TextSourceDataModel.hpp

#pragma once

#include <QtCore/QObject>
#include <QtWidgets/QLineEdit>

#include "TextData.hpp"

#include <nodes/NodeDataModel>

#include <iostream>

/// The model dictates the number of inputs and outputs for the Node.
/// In this example it has no logic.
class TextSourceDataModel : public NodeDataModel
{
  Q_OBJECT

public:
  TextSourceDataModel();

  virtual
  ~TextSourceDataModel() {}

public:

  QString
  caption() const override
  { return QString("Text Source"); }

  bool captionVisible() const { return false; }

  static QString
  name()
  { return QString("TextSourceDataModel"); }

  std::unique_ptr<NodeDataModel> 
  clone() const override {
    return std::unique_ptr<TextSourceDataModel>(new TextSourceDataModel);
  }
  
public:

  void
  save(Properties &p) const override
  {
    p.put("model_name", TextSourceDataModel::name());
  }

public:

  unsigned int
  nPorts(PortType portType) const override;

  NodeDataType
  dataType(PortType portType, PortIndex portIndex) const override;

  std::shared_ptr<NodeData>
  outData(PortIndex port) override;

  void
  setInData(std::shared_ptr<NodeData>, int) override
  { }

  QWidget *
  embeddedWidget() override { return _lineEdit; }

private slots:

  void
  onTextEdited(QString const &string);

private:

  QLineEdit * _lineEdit;
};