public void Do(IUndoableCommand command, string commandName = "")
{
if (command != null)
{
if (RecordingSessionInProgress)
{
command.Do();
transactionRecords.Peek().CommandsGroup.Commands.Add(command);
}
else
{
command.Do();
redoCommands.Clear();
undoCommands.Push(new CommandRecord {
Command = command, CommandName = commandName
});
OnPropertyChanged(nameof(UndoableCommands));
OnPropertyChanged(nameof(RedoableCommands));
}
}
}
/// <summary>
/// Internal method for executing a command with a specific context.
/// </summary>
/// <param name="command">The command to execute.</param>
/// <param name="context">The context of the execution.</param>
protected virtual void Do(
IUndoableCommand <TContext> command,
TContext context)
{
// Establish our contracts.
if (command == null)
{
throw new ArgumentNullException("command");
}
// Execute the command and get its state.
command.Do(context);
}
public void ExecuteCommand(IUndoableCommand command)
{
commandsDone.Push(command);
command.Do();
}