| // 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_CFWL_MESSAGE_H_ |
| #define XFA_FWL_CORE_CFWL_MESSAGE_H_ |
| |
| #include "core/fxcrt/fx_string.h" |
| #include "core/fxcrt/fx_system.h" |
| #include "xfa/fwl/core/fwl_error.h" |
| |
| enum class CFWL_MessageType { |
| None = 0, |
| |
| Activate, |
| Close, |
| Cursor, |
| Deactivate, |
| DropFiles, |
| Key, |
| KillFocus, |
| Mouse, |
| MouseWheel, |
| Post, |
| SetFocus, |
| Size, |
| TaskClicked, |
| WindowMove, |
| WindowWillMove |
| }; |
| |
| enum class FWL_MouseCommand { |
| LeftButtonDown, |
| LeftButtonUp, |
| LeftButtonDblClk, |
| RightButtonDown, |
| RightButtonUp, |
| RightButtonDblClk, |
| MiddleButtonDown, |
| MiddleButtonUp, |
| MiddleButtonDblClk, |
| Move, |
| Enter, |
| Leave, |
| Hover |
| }; |
| |
| enum class FWL_KeyCommand { KeyDown, KeyUp, Char }; |
| |
| class IFWL_Widget; |
| |
| class CFWL_Message { |
| public: |
| CFWL_Message(); |
| virtual ~CFWL_Message(); |
| |
| virtual CFWL_Message* Clone(); |
| virtual FWL_Error GetClassName(CFX_WideString& wsClass) const; |
| virtual CFWL_MessageType GetClassID() const; |
| |
| uint32_t Release(); |
| CFWL_Message* Retain(); |
| |
| IFWL_Widget* m_pSrcTarget; |
| IFWL_Widget* m_pDstTarget; |
| uint32_t m_dwExtend; |
| |
| private: |
| uint32_t m_dwRefCount; |
| }; |
| |
| inline CFWL_Message::CFWL_Message() |
| : m_pSrcTarget(nullptr), |
| m_pDstTarget(nullptr), |
| m_dwExtend(0), |
| m_dwRefCount(1) {} |
| |
| inline CFWL_Message::~CFWL_Message() {} |
| |
| inline CFWL_Message* CFWL_Message::Clone() { |
| return nullptr; |
| } |
| |
| inline FWL_Error CFWL_Message::GetClassName(CFX_WideString& wsClass) const { |
| return FWL_Error::Succeeded; |
| } |
| |
| inline CFWL_MessageType CFWL_Message::GetClassID() const { |
| return CFWL_MessageType::None; |
| } |
| |
| inline uint32_t CFWL_Message::Release() { |
| m_dwRefCount--; |
| uint32_t dwRefCount = m_dwRefCount; |
| if (!m_dwRefCount) |
| delete this; |
| return dwRefCount; |
| } |
| |
| inline CFWL_Message* CFWL_Message::Retain() { |
| m_dwRefCount++; |
| return this; |
| } |
| |
| #define FWL_MESSAGE_CLASS_DEF(classname, msgType, ...) \ |
| class classname : public CFWL_Message { \ |
| public: \ |
| classname(); \ |
| ~classname() override; \ |
| CFWL_Message* Clone() override; \ |
| FWL_Error GetClassName(CFX_WideString& wsClass) const override; \ |
| CFWL_MessageType GetClassID() const override; \ |
| __VA_ARGS__ \ |
| }; |
| |
| #define FWL_MESSAGE_FUNCTION_DEF(classname, msgType, ...) \ |
| inline classname::classname() {} \ |
| inline classname::~classname() {} \ |
| inline CFWL_Message* classname::Clone() { return new classname(*this); } \ |
| inline FWL_Error classname::GetClassName(CFX_WideString& wsClass) const { \ |
| wsClass = L## #classname; \ |
| return FWL_Error::Succeeded; \ |
| } \ |
| inline CFWL_MessageType classname::GetClassID() const { return msgType; } \ |
| __VA_ARGS__ |
| |
| #define FWL_MESSAGE_DEF(classname, msgType, ...) \ |
| FWL_MESSAGE_CLASS_DEF(classname, msgType, __VA_ARGS__) \ |
| FWL_MESSAGE_FUNCTION_DEF(classname, msgType) |
| |
| FWL_MESSAGE_DEF(CFWL_MsgActivate, CFWL_MessageType::Activate) |
| |
| FWL_MESSAGE_DEF(CFWL_MsgDeactivate, CFWL_MessageType::Deactivate) |
| |
| FWL_MESSAGE_DEF(CFWL_MsgMouse, CFWL_MessageType::Mouse, FX_FLOAT m_fx; |
| FX_FLOAT m_fy; |
| uint32_t m_dwFlags; |
| FWL_MouseCommand m_dwCmd;) |
| |
| FWL_MESSAGE_DEF(CFWL_MsgMouseWheel, CFWL_MessageType::MouseWheel, FX_FLOAT m_fx; |
| FX_FLOAT m_fy; |
| FX_FLOAT m_fDeltaX; |
| FX_FLOAT m_fDeltaY; |
| uint32_t m_dwFlags;) |
| |
| FWL_MESSAGE_DEF(CFWL_MsgSetFocus, |
| CFWL_MessageType::SetFocus, |
| IFWL_Widget* m_pKillFocus;) |
| |
| FWL_MESSAGE_DEF(CFWL_MsgKillFocus, |
| CFWL_MessageType::KillFocus, |
| IFWL_Widget* m_pSetFocus;) |
| |
| FWL_MESSAGE_DEF(CFWL_MsgKey, CFWL_MessageType::Key, uint32_t m_dwKeyCode; |
| uint32_t m_dwFlags; |
| FWL_KeyCommand m_dwCmd;) |
| |
| FWL_MESSAGE_DEF(CFWL_MsgCursor, CFWL_MessageType::Cursor) |
| |
| FWL_MESSAGE_DEF(CFWL_MsgSize, CFWL_MessageType::Size, int32_t m_iWidth; |
| int32_t m_iHeight;) |
| |
| FWL_MESSAGE_DEF(CFWL_MsgWindowMove, CFWL_MessageType::WindowMove, FX_FLOAT m_fx; |
| FX_FLOAT m_fy;) |
| |
| FWL_MESSAGE_CLASS_DEF(CFWL_MsgDropFiles, |
| CFWL_MessageType::DropFiles, |
| CFWL_MsgDropFiles(const CFWL_MsgDropFiles& copy); |
| FX_FLOAT m_fx; |
| FX_FLOAT m_fy; |
| CFX_WideStringArray m_files;) |
| FWL_MESSAGE_FUNCTION_DEF( |
| CFWL_MsgDropFiles, |
| CFWL_MessageType::DropFiles, |
| inline CFWL_MsgDropFiles::CFWL_MsgDropFiles(const CFWL_MsgDropFiles& copy) { |
| m_pDstTarget = copy.m_pDstTarget; |
| m_pSrcTarget = copy.m_pSrcTarget; |
| m_fx = copy.m_fx; |
| m_fy = copy.m_fy; |
| m_files.Append(copy.m_files); |
| }) |
| |
| FWL_MESSAGE_DEF(CFWL_MsgTaskClicked, |
| CFWL_MessageType::TaskClicked, |
| FX_FLOAT m_fx; |
| FX_FLOAT m_fy;) |
| |
| FWL_MESSAGE_DEF(CFWL_MsgClose, CFWL_MessageType::Close) |
| |
| FWL_MESSAGE_DEF(CFWL_MsgWindowWillMove, CFWL_MessageType::WindowWillMove) |
| |
| #endif // XFA_FWL_CORE_CFWL_MESSAGE_H_ |