aseprite/src/app/commands/cmd_clear.cpp

// Aseprite
// Copyright (C) 2001-2017  David Capello
//
// This program is distributed under the terms of
// the End-User License Agreement for Aseprite.

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include "app/app.h"
#include "app/commands/command.h"
#include "app/ui/input_chain.h"

namespace app {

class ClearCommand : public Command {
public:
  ClearCommand();
  Command* clone() const override { return new ClearCommand(*this); }

protected:
  bool onEnabled(Context* ctx) override;
  void onExecute(Context* ctx) override;
};

ClearCommand::ClearCommand()
  : Command(CommandId::Clear(), CmdUIOnlyFlag)
{
}

bool ClearCommand::onEnabled(Context* ctx)
{
  return App::instance()->inputChain().canClear(ctx);
}

void ClearCommand::onExecute(Context* ctx)
{
  App::instance()->inputChain().clear(ctx);
}

Command* CommandFactory::createClearCommand()
{
  return new ClearCommand;
}

} // namespace app