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// Copyright 2016 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
#ifndef XFA_FWL_CORE_IFWL_WIDGETDELEGATE_H_
#define XFA_FWL_CORE_IFWL_WIDGETDELEGATE_H_
#include "xfa/fwl/core/fwl_error.h"
class CFWL_Event;
class CFWL_Message;
class CFX_Graphics;
class CFX_Matrix;
class IFWL_WidgetDelegate {
public:
virtual ~IFWL_WidgetDelegate() {}
virtual int32_t OnProcessMessage(CFWL_Message* pMessage) = 0;
virtual FWL_ERR OnProcessEvent(CFWL_Event* pEvent) = 0;
virtual FWL_ERR OnDrawWidget(CFX_Graphics* pGraphics,
const CFX_Matrix* pMatrix = nullptr) = 0;
};
#endif // XFA_FWL_CORE_IFWL_WIDGETDELEGATE_H_
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