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1 // Copyright 2014 PDFium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | |
6 | |
7 #ifndef XFA_FWL_CORE_CFWL_NOTEDRIVER_H_ | |
8 #define XFA_FWL_CORE_CFWL_NOTEDRIVER_H_ | |
9 | |
10 #include <deque> | |
11 #include <memory> | |
12 #include <unordered_map> | |
13 | |
14 #include "xfa/fwl/core/cfwl_event.h" | |
15 #include "xfa/fwl/core/cfwl_widget.h" | |
16 #include "xfa/fxgraphics/cfx_graphics.h" | |
17 | |
18 class CFWL_EventTarget; | |
19 class CFWL_NoteLoop; | |
20 class CFWL_TargetImp; | |
21 class CFWL_Widget; | |
22 | |
23 class CFWL_NoteDriver { | |
24 public: | |
25 CFWL_NoteDriver(); | |
26 ~CFWL_NoteDriver(); | |
27 | |
28 void SendEvent(CFWL_Event* pNote); | |
29 | |
30 void RegisterEventTarget(CFWL_Widget* pListener, CFWL_Widget* pEventSource); | |
31 void UnregisterEventTarget(CFWL_Widget* pListener); | |
32 void ClearEventTargets(bool bRemoveAll); | |
33 | |
34 CFWL_NoteLoop* GetTopLoop() const; | |
35 void PushNoteLoop(CFWL_NoteLoop* pNoteLoop); | |
36 CFWL_NoteLoop* PopNoteLoop(); | |
37 | |
38 CFWL_Widget* GetFocus() const { return m_pFocus; } | |
39 bool SetFocus(CFWL_Widget* pFocus); | |
40 void SetGrab(CFWL_Widget* pGrab, bool bSet) { | |
41 m_pGrab = bSet ? pGrab : nullptr; | |
42 } | |
43 | |
44 void Run(); | |
45 | |
46 void NotifyTargetHide(CFWL_Widget* pNoteTarget); | |
47 void NotifyTargetDestroy(CFWL_Widget* pNoteTarget); | |
48 | |
49 void RegisterForm(CFWL_Widget* pForm); | |
50 void UnRegisterForm(CFWL_Widget* pForm); | |
51 | |
52 void QueueMessage(std::unique_ptr<CFWL_Message> pMessage); | |
53 void UnqueueMessage(CFWL_NoteLoop* pNoteLoop); | |
54 void ProcessMessage(CFWL_Message* pMessage); | |
55 | |
56 private: | |
57 bool DispatchMessage(CFWL_Message* pMessage, CFWL_Widget* pMessageForm); | |
58 bool DoSetFocus(CFWL_Message* pMsg, CFWL_Widget* pMessageForm); | |
59 bool DoKillFocus(CFWL_Message* pMsg, CFWL_Widget* pMessageForm); | |
60 bool DoKey(CFWL_Message* pMsg, CFWL_Widget* pMessageForm); | |
61 bool DoMouse(CFWL_Message* pMsg, CFWL_Widget* pMessageForm); | |
62 bool DoWheel(CFWL_Message* pMsg, CFWL_Widget* pMessageForm); | |
63 bool DoMouseEx(CFWL_Message* pMsg, CFWL_Widget* pMessageForm); | |
64 void MouseSecondary(CFWL_Message* pMsg); | |
65 bool IsValidMessage(CFWL_Message* pMessage); | |
66 CFWL_Widget* GetMessageForm(CFWL_Widget* pDstTarget); | |
67 | |
68 CFX_ArrayTemplate<CFWL_Widget*> m_forms; | |
69 std::deque<std::unique_ptr<CFWL_Message>> m_noteQueue; | |
70 CFX_ArrayTemplate<CFWL_NoteLoop*> m_noteLoopQueue; | |
71 std::unordered_map<uint32_t, CFWL_EventTarget*> m_eventTargets; | |
72 CFWL_Widget* m_pHover; | |
73 CFWL_Widget* m_pFocus; | |
74 CFWL_Widget* m_pGrab; | |
75 std::unique_ptr<CFWL_NoteLoop> m_pNoteLoop; | |
76 }; | |
77 | |
78 #endif // XFA_FWL_CORE_CFWL_NOTEDRIVER_H_ | |
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