Transaction class

#include <Editor/Public/UndoHistory.h>

Constructors, destructors, conversion operators

Transaction(std::string name, const SelectionSnapshot& selection)

Public functions

auto GetName() const -> const std::string&

auto GetSelection() const -> const SelectionSnapshot&

auto GetSerial() const -> uint64_t

auto IsEmpty() const -> bool

void Add(std::unique_ptr<UndoCommand> cmd)

Add a command, coalescing it into the last one when they target the same thing.

void Undo()

Entries in reverse order.

void Redo()

Entries in order.

void Discard()

The history dropped this transaction for good; see UndoCommand::OnDiscarded.