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-rw-r--r--xfa/fwl/cfwl_notedriver.h78
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diff --git a/xfa/fwl/cfwl_notedriver.h b/xfa/fwl/cfwl_notedriver.h
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+// 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 <memory>
+#include <unordered_map>
+
+#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(bool bRemoveAll);
+
+ 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 QueueMessage(std::unique_ptr<CFWL_Message> pMessage);
+ void UnqueueMessage(CFWL_NoteLoop* pNoteLoop);
+ void ProcessMessage(CFWL_Message* pMessage);
+
+ 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);
+
+ CFX_ArrayTemplate<CFWL_Widget*> m_forms;
+ std::deque<std::unique_ptr<CFWL_Message>> m_noteQueue;
+ CFX_ArrayTemplate<CFWL_NoteLoop*> m_noteLoopQueue;
+ std::unordered_map<uint32_t, 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_