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openmw/apps/opencs/model/world/collectionbase.hpp

117 lines
4.3 KiB
C++

#ifndef CSM_WOLRD_COLLECTIONBASE_H
#define CSM_WOLRD_COLLECTIONBASE_H
#include <memory>
#include <string>
#include <string_view>
#include <vector>
#include "columns.hpp"
#include "universalid.hpp"
class QVariant;
namespace ESM
{
class RefId;
}
namespace CSMWorld
{
struct ColumnBase;
struct RecordBase;
/// \brief Base class for record collections
///
/// \attention Modifying records through the interface does not update connected views.
/// Such modifications should be done through the table model interface instead unless no views
/// are connected to the model or special precautions have been taken to send update signals
/// manually.
class CollectionBase
{
public:
CollectionBase() = default;
CollectionBase(const CollectionBase&) = delete;
CollectionBase& operator=(const CollectionBase&) = delete;
virtual ~CollectionBase() = default;
virtual int getSize() const = 0;
virtual ESM::RefId getId(int index) const = 0;
virtual int getIndex(const ESM::RefId& id) const = 0;
virtual int getColumns() const = 0;
virtual const ColumnBase& getColumn(int column) const = 0;
virtual QVariant getData(int index, int column) const = 0;
virtual void setData(int index, int column, const QVariant& data) = 0;
// Not in use. Temporarily removed so that the implementation of RefIdCollection can continue without
// these functions for now.
// virtual void merge() = 0;
///< Merge modified into base.
// virtual void purge() = 0;
///< Remove records that are flagged as erased.
virtual void removeRows(int index, int count) = 0;
virtual void appendBlankRecord(const ESM::RefId& id, UniversalId::Type type = UniversalId::Type_None) = 0;
///< \param type Will be ignored, unless the collection supports multiple record types
virtual int searchId(const ESM::RefId& id) const = 0;
////< Search record with \a id.
/// \return index of record (if found) or -1 (not found)
virtual void replace(int index, std::unique_ptr<RecordBase> record) = 0;
///< If the record type does not match, an exception is thrown.
///
/// \attention \a record must not change the ID.
///< \param type Will be ignored, unless the collection supports multiple record types
virtual void appendRecord(std::unique_ptr<RecordBase> record, UniversalId::Type type = UniversalId::Type_None)
= 0;
///< If the record type does not match, an exception is thrown.
virtual void cloneRecord(const ESM::RefId& origin, const ESM::RefId& destination, const UniversalId::Type type)
= 0;
virtual bool touchRecord(const ESM::RefId& id) = 0;
virtual const RecordBase& getRecord(const ESM::RefId& id) const = 0;
virtual const RecordBase& getRecord(int index) const = 0;
virtual int getAppendIndex(const ESM::RefId& id, UniversalId::Type type = UniversalId::Type_None) const = 0;
///< \param type Will be ignored, unless the collection supports multiple record types
virtual std::vector<ESM::RefId> getIds(bool listDeleted = true) const = 0;
///< Return a sorted collection of all IDs
///
/// \param listDeleted include deleted record in the list
virtual bool reorderRows(int baseIndex, const std::vector<int>& newOrder) = 0;
///< Reorder the rows [baseIndex, baseIndex+newOrder.size()) according to the indices
/// given in \a newOrder (baseIndex+newOrder[0] specifies the new index of row baseIndex).
///
/// \return Success?
virtual int getInsertIndex(
const ESM::RefId& id, UniversalId::Type type = UniversalId::Type_None, RecordBase* record = nullptr) const;
///< Works like getAppendIndex unless an overloaded method uses the record pointer
/// to get additional info about the record that results in an alternative index.
int searchColumnIndex(Columns::ColumnId id) const;
///< Return index of column with the given \a id. If no such column exists, -1 is returned.
int findColumnIndex(Columns::ColumnId id) const;
///< Return index of column with the given \a id. If no such column exists, an exception is
/// thrown.
};
}
#endif