| // 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_CFWL_MESSAGE_H_ |
| #define XFA_FWL_CFWL_MESSAGE_H_ |
| |
| #include <memory> |
| |
| #include "core/fxcrt/fx_system.h" |
| #include "core/fxcrt/observed_ptr.h" |
| #include "xfa/fwl/cfwl_widget.h" |
| |
| class CFWL_Message { |
| public: |
| enum class Type { Key, KillFocus, Mouse, MouseWheel, SetFocus }; |
| |
| virtual ~CFWL_Message(); |
| |
| Type GetType() const { return m_type; } |
| CFWL_Widget* GetSrcTarget() const { return m_pSrcTarget.Get(); } |
| CFWL_Widget* GetDstTarget() const { return m_pDstTarget.Get(); } |
| void SetSrcTarget(CFWL_Widget* pWidget) { m_pSrcTarget.Reset(pWidget); } |
| void SetDstTarget(CFWL_Widget* pWidget) { m_pDstTarget.Reset(pWidget); } |
| |
| protected: |
| CFWL_Message(Type type, CFWL_Widget* pSrcTarget, CFWL_Widget* pDstTarget); |
| CFWL_Message(const CFWL_Message& that) = delete; |
| CFWL_Message& operator=(const CFWL_Message& that) = delete; |
| |
| private: |
| const Type m_type; |
| ObservedPtr<CFWL_Widget> m_pSrcTarget; |
| ObservedPtr<CFWL_Widget> m_pDstTarget; |
| }; |
| |
| #endif // XFA_FWL_CFWL_MESSAGE_H_ |