DeviceExplorerModel.hpp

#pragma once
#include <State/Message.hpp>
#include <State/Value.hpp>
 
#include <Device/ItemModels/NodeBasedItemModel.hpp>
#include <Device/Node/DeviceNode.hpp>
 
#include <Explorer/Explorer/Column.hpp>
 
#include <score/document/DocumentContext.hpp>
 
#include <QAbstractItemModel>
#include <QString>
#include <QStringList>
#include <QVariant>
#include <qnamespace.h>
 
#include <score_plugin_deviceexplorer_export.h>
 
#include <verdigris>
class QMimeData;
class QObject;
namespace score
{
class CommandStackFacade;
}
namespace Device
{
struct DeviceSettings;
struct AddressSettings;
}
 
namespace Explorer
{
class ListeningManager;
class DeviceDocumentPlugin;
class DeviceEditDialog;
class DeviceExplorerView;
class DeviceExplorerWidget;
 
struct SCORE_PLUGIN_DEVICEEXPLORER_EXPORT SelectedNodes
{
  std::vector<Device::Node*> parents;
 
  std::vector<Device::Node*> messages;
};
 
class SCORE_PLUGIN_DEVICEEXPLORER_EXPORT DeviceExplorerModel final
    : public Device::NodeBasedItemModel
{
  W_OBJECT(DeviceExplorerModel)
 
public:
  using QAbstractItemModel::beginResetModel;
  using QAbstractItemModel::endResetModel;
 
  explicit DeviceExplorerModel(DeviceDocumentPlugin&, QObject* parent);
 
  ~DeviceExplorerModel();
 
  Device::Node& rootNode() override { return m_rootNode; }
 
  const Device::Node& rootNode() const override { return m_rootNode; }
 
  void setView(DeviceExplorerView* v) { m_view = v; }
 
  // The class that does the link with the low-level implementation of the
  // devices. This is here so that commands don't need to save
  // at the same time a path to the device explorer, and the device doc plugin.
  DeviceDocumentPlugin& deviceModel() const;
  QModelIndexList selectedIndexes() const;
 
  const score::CommandStackFacade& commandStack() const { return m_cmdQ; }
 
  // Returns the row (useful for undo)
  int addDevice(Device::Node&& deviceNode);
  int addDevice(const Device::Node& deviceNode);
  void updateDevice(const QString& name, const Device::DeviceSettings& dev);
 
  bool replaceDevice(Device::Node&& deviceNode);
 
  Device::Node* addAddress(
      Device::Node* parentNode, const Device::AddressSettings& addressSettings, int row);
  void updateAddress(Device::Node* node, const Device::AddressSettings& addressSettings);
 
  void addNode(Device::Node* parentNode, Device::Node&& child, int row);
 
  void updateValue(
      Device::Node* n, const State::AddressAccessor& addr, const ossia::value& v);
 
  // Checks if the settings can be added; if not,
  // trigger a dialog to edit them as wanted.
  // Returns true if the device is to be added, false if
  // it should not be added.
  bool checkDeviceInstantiatable(const Device::DeviceSettings& n) const;
  bool checkDeviceEditable(
      const QString& originalName, const Device::DeviceSettings& n) const;
 
  bool
  checkAddressInstantiatable(Device::Node& parent, const Device::AddressSettings& addr);
 
  bool checkAddressEditable(
      Device::Node& parent, const Device::AddressSettings& before,
      const Device::AddressSettings& after);
 
  bool canRenameNode(const Device::Node& n) const;
 
  int columnCount() const;
  QStringList getColumns() const;
  bool isEmpty() const;
  bool isDevice(QModelIndex index) const;
  bool hasCut() const;
 
  void debug_printIndexes(const QModelIndexList& indexes);
 
  int columnCount(const QModelIndex& parent) const override;
 
  QVariant data(const QModelIndex& index, int role) const override;
  QVariant headerData(int section, Qt::Orientation orientation, int role) const override;
 
  Qt::ItemFlags flags(const QModelIndex& index) const override;
 
  bool setData(const QModelIndex& index, const QVariant& value, int role) override;
  bool setHeaderData(int, Qt::Orientation, const QVariant&, int = Qt::EditRole) override;
 
  void editData(
      const Device::NodePath& path, Column column, const ossia::value& value, int role);
  void editData(Device::Node& n, Column column, const ossia::value& value, int role);
 
  Qt::DropActions supportedDropActions() const override;
  Qt::DropActions supportedDragActions() const override;
  QStringList mimeTypes() const override;
  QMimeData* mimeData(const QModelIndexList& indexes) const override;
  bool canDropMimeData(
      const QMimeData* data, Qt::DropAction action, int row, int column,
      const QModelIndex& parent) const override;
  bool dropMimeData(
      const QMimeData* mimeData, Qt::DropAction action, int row, int column,
      const QModelIndex& parent) override;
 
  SelectedNodes uniqueSelectedNodes(const QModelIndexList& indexes)
      const; // Note : filters so that only parents are given.
  void checkAndLoadDevice(Device::Node n);
  void checkAndLoadDevice(Device::DeviceSettings n);
 
public:
  void nodeChanged(Device::Node* n)
      E_SIGNAL(SCORE_PLUGIN_DEVICEEXPLORER_EXPORT, nodeChanged, n)
 
  
  void valueUpdated(Device::Node* n)
      E_SIGNAL(SCORE_PLUGIN_DEVICEEXPLORER_EXPORT, valueUpdated, n)
 
  void deviceTreeAboutToChange(Device::Node* device)
      E_SIGNAL(SCORE_PLUGIN_DEVICEEXPLORER_EXPORT, deviceTreeAboutToChange, device)
  void deviceTreeChanged(Device::Node* device)
      E_SIGNAL(SCORE_PLUGIN_DEVICEEXPLORER_EXPORT, deviceTreeChanged, device)
 
protected:
  void debug_printPath(const Device::NodePath& path);
 
private:
  DeviceDocumentPlugin& m_devicePlugin;
 
  QModelIndex bottomIndex(const QModelIndex& index) const;
 
  Device::Node& m_rootNode;
 
  const score::CommandStackFacade& m_cmdQ;
 
  DeviceExplorerView* m_view{};
};
 
// Will update the tree and return the messages corresponding to the selected
// nodes.
SCORE_PLUGIN_DEVICEEXPLORER_EXPORT State::MessageList
getSelectionSnapshot(DeviceExplorerModel& model);
 
SCORE_PLUGIN_DEVICEEXPLORER_EXPORT DeviceExplorerModel&
deviceExplorerFromObject(const QObject&);
SCORE_PLUGIN_DEVICEEXPLORER_EXPORT DeviceExplorerModel*
try_deviceExplorerFromObject(const QObject&);
SCORE_PLUGIN_DEVICEEXPLORER_EXPORT DeviceExplorerModel*
try_deviceExplorerFromContext(const score::DocumentContext& ctx);
SCORE_PLUGIN_DEVICEEXPLORER_EXPORT DeviceExplorerModel&
deviceExplorerFromContext(const score::DocumentContext& ctx);
 
// Will try to find a node and fill the structure with it.
SCORE_PLUGIN_DEVICEEXPLORER_EXPORT Device::FullAddressAccessorSettings
makeFullAddressAccessorSettings(
    const State::AddressAccessor& mess, const score::DocumentContext& ctx,
    ossia::value min, ossia::value max, ossia::value cur);
}