// Copyright 2014 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_NOTEDRIVER_H_ #define XFA_FWL_CFWL_NOTEDRIVER_H_ #include <deque> #include <map> #include <memory> #include <vector> #include "xfa/fwl/cfwl_event.h" #include "xfa/fwl/cfwl_widget.h" #include "xfa/fxgraphics/cfx_graphics.h" class CFWL_EventTarget; class CFWL_NoteLoop; class CFWL_TargetImp; class CFWL_Widget; class CFWL_NoteDriver { public: CFWL_NoteDriver(); ~CFWL_NoteDriver(); void SendEvent(CFWL_Event* pNote); void RegisterEventTarget(CFWL_Widget* pListener, CFWL_Widget* pEventSource); void UnregisterEventTarget(CFWL_Widget* pListener); void ClearEventTargets(); CFWL_NoteLoop* GetTopLoop() const; void PushNoteLoop(CFWL_NoteLoop* pNoteLoop); CFWL_NoteLoop* PopNoteLoop(); CFWL_Widget* GetFocus() const { return m_pFocus; } bool SetFocus(CFWL_Widget* pFocus); void SetGrab(CFWL_Widget* pGrab, bool bSet) { m_pGrab = bSet ? pGrab : nullptr; } void Run(); void NotifyTargetHide(CFWL_Widget* pNoteTarget); void NotifyTargetDestroy(CFWL_Widget* pNoteTarget); void RegisterForm(CFWL_Widget* pForm); void UnRegisterForm(CFWL_Widget* pForm); void ProcessMessage(std::unique_ptr<CFWL_Message> pMessage); void QueueMessage(std::unique_ptr<CFWL_Message> pMessage); void UnqueueMessageAndProcess(CFWL_NoteLoop* pNoteLoop); private: bool DispatchMessage(CFWL_Message* pMessage, CFWL_Widget* pMessageForm); bool DoSetFocus(CFWL_Message* pMsg, CFWL_Widget* pMessageForm); bool DoKillFocus(CFWL_Message* pMsg, CFWL_Widget* pMessageForm); bool DoKey(CFWL_Message* pMsg, CFWL_Widget* pMessageForm); bool DoMouse(CFWL_Message* pMsg, CFWL_Widget* pMessageForm); bool DoWheel(CFWL_Message* pMsg, CFWL_Widget* pMessageForm); bool DoMouseEx(CFWL_Message* pMsg, CFWL_Widget* pMessageForm); void MouseSecondary(CFWL_Message* pMsg); bool IsValidMessage(CFWL_Message* pMessage); CFWL_Widget* GetMessageForm(CFWL_Widget* pDstTarget); std::vector<CFWL_Widget*> m_Forms; std::deque<std::unique_ptr<CFWL_Message>> m_NoteQueue; std::vector<CFWL_NoteLoop*> m_NoteLoopQueue; std::map<uint32_t, std::unique_ptr<CFWL_EventTarget>> m_eventTargets; CFWL_Widget* m_pHover; CFWL_Widget* m_pFocus; CFWL_Widget* m_pGrab; std::unique_ptr<CFWL_NoteLoop> m_pNoteLoop; }; #endif // XFA_FWL_CFWL_NOTEDRIVER_H_