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// 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_EVENT_H_
#define XFA_FWL_CORE_CFWL_EVENT_H_
#include "core/fxcrt/include/fx_coordinates.h"
#include "core/fxcrt/include/fx_string.h"
#include "core/fxcrt/include/fx_system.h"
#include "xfa/fwl/core/cfwl_message.h"
#include "xfa/fwl/core/fwl_error.h"
enum class CFWL_EventType {
None = 0,
CheckStateChanged,
CheckWord,
Click,
Close,
CloseUp,
ContextMenu,
DataSelected,
DateChanged,
Draw,
DrawItem,
DropDown,
EditChanged,
GetSuggestedWords,
HoverChanged,
Idle,
Key,
KillFocus,
MenuCommand,
Mouse,
MouseWheel,
PostDropDown,
PreDropDown,
PreSelfAdaption,
Scroll,
SelectChanged,
SetFocus,
SizeChanged,
TextChanged,
TextFull,
Validate
};
enum FWLEventMask {
FWL_EVENT_MOUSE_MASK = 1 << 0,
FWL_EVENT_MOUSEWHEEL_MASK = 1 << 1,
FWL_EVENT_KEY_MASK = 1 << 2,
FWL_EVENT_FOCUSCHANGED_MASK = 1 << 3,
FWL_EVENT_DRAW_MASK = 1 << 4,
FWL_EVENT_CLOSE_MASK = 1 << 5,
FWL_EVENT_SIZECHANGED_MASK = 1 << 6,
FWL_EVENT_IDLE_MASK = 1 << 7,
FWL_EVENT_CONTROL_MASK = 1 << 8,
FWL_EVENT_ALL_MASK = 0xFF
};
class CFX_Graphics;
class IFWL_Widget;
class CFWL_Event {
public:
CFWL_Event()
: m_pSrcTarget(nullptr), m_pDstTarget(nullptr), m_dwRefCount(1) {}
virtual ~CFWL_Event() {}
virtual FWL_Error GetClassName(CFX_WideString& wsClass) const {
return FWL_Error::Succeeded;
}
virtual CFWL_EventType GetClassID() const { return CFWL_EventType::None; }
uint32_t Release() {
m_dwRefCount--;
uint32_t dwRefCount = m_dwRefCount;
if (!m_dwRefCount)
delete this;
return dwRefCount;
}
IFWL_Widget* m_pSrcTarget;
IFWL_Widget* m_pDstTarget;
private:
uint32_t m_dwRefCount;
};
#define BEGIN_FWL_EVENT_DEF(classname, eventType) \
class classname : public CFWL_Event { \
public: \
classname() : CFWL_Event() {} \
virtual FWL_Error GetClassName(CFX_WideString& wsClass) const { \
wsClass = L## #classname; \
return FWL_Error::Succeeded; \
} \
virtual CFWL_EventType GetClassID() const { return eventType; }
#define END_FWL_EVENT_DEF \
} \
; // NOLINT
BEGIN_FWL_EVENT_DEF(CFWL_EvtMouse, CFWL_EventType::Mouse)
FX_FLOAT m_fx;
FX_FLOAT m_fy;
uint32_t m_dwFlags;
FWL_MouseCommand m_dwCmd;
END_FWL_EVENT_DEF
BEGIN_FWL_EVENT_DEF(CFWL_EvtMouseWheel, CFWL_EventType::MouseWheel)
FX_FLOAT m_fx;
FX_FLOAT m_fy;
FX_FLOAT m_fDeltaX;
FX_FLOAT m_fDeltaY;
uint32_t m_dwFlags;
END_FWL_EVENT_DEF
BEGIN_FWL_EVENT_DEF(CFWL_EvtKey, CFWL_EventType::Key)
uint32_t m_dwKeyCode;
uint32_t m_dwFlags;
FWL_KeyCommand m_dwCmd;
END_FWL_EVENT_DEF
BEGIN_FWL_EVENT_DEF(CFWL_EvtSetFocus, CFWL_EventType::SetFocus)
IFWL_Widget* m_pSetFocus;
END_FWL_EVENT_DEF
BEGIN_FWL_EVENT_DEF(CFWL_EvtKillFocus, CFWL_EventType::KillFocus)
IFWL_Widget* m_pKillFocus;
END_FWL_EVENT_DEF
BEGIN_FWL_EVENT_DEF(CFWL_EvtDraw, CFWL_EventType::Draw)
CFX_Graphics* m_pGraphics;
IFWL_Widget* m_pWidget;
END_FWL_EVENT_DEF
BEGIN_FWL_EVENT_DEF(CFWL_EvtClick, CFWL_EventType::Click)
END_FWL_EVENT_DEF
BEGIN_FWL_EVENT_DEF(CFWL_EvtScroll, CFWL_EventType::Scroll)
uint32_t m_iScrollCode;
FX_FLOAT m_fPos;
FX_BOOL* m_pRet;
END_FWL_EVENT_DEF
BEGIN_FWL_EVENT_DEF(CFWL_EvtClose, CFWL_EventType::Close)
END_FWL_EVENT_DEF
BEGIN_FWL_EVENT_DEF(CFWL_EvtContextMenu, CFWL_EventType::ContextMenu)
FX_FLOAT m_fPosX;
FX_FLOAT m_fPosY;
IFWL_Widget* m_pOwner;
END_FWL_EVENT_DEF
BEGIN_FWL_EVENT_DEF(CFWL_EvtMenuCommand, CFWL_EventType::MenuCommand)
int32_t m_iCommand;
void* m_pData;
END_FWL_EVENT_DEF
BEGIN_FWL_EVENT_DEF(CFWL_EvtSizeChanged, CFWL_EventType::SizeChanged)
IFWL_Widget* m_pWidget;
CFX_RectF m_rtOld;
CFX_RectF m_rtNew;
END_FWL_EVENT_DEF
BEGIN_FWL_EVENT_DEF(CFWL_EvtIdle, CFWL_EventType::Idle)
END_FWL_EVENT_DEF
#endif // XFA_FWL_CORE_CFWL_EVENT_H_
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