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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_CORE_CFWL_FORM_H_
#define XFA_FWL_CORE_CFWL_FORM_H_
#include <memory>
#include "core/fxcrt/fx_system.h"
#include "xfa/fwl/core/cfwl_widgetproperties.h"
#include "xfa/fwl/core/ifwl_widget.h"
#define FWL_CLASS_Form L"FWL_FORM"
#define FWL_CLASS_FormProxy L"FWL_FORMPROXY"
#define FWL_STYLEEXT_FRM_Resize (1L << 0)
#define FWL_STYLEEXT_FRM_NativeBorder (1L << 1)
#define FWL_STYLEEXT_FRM_RoundCorner (2L << 1)
#define FWL_STYLEEXT_FRM_RoundCorner4 (3L << 1)
#define FWL_STYLEEXT_FRM_NoDrawClient (1L << 3)
#define FWL_STYLEEXT_FRM_BorderCornerMask (3L << 1)
#define FWL_STYLEEXT_FRM_Max (3)
#if (_FX_OS_ == _FX_MACOSX_)
#define FWL_UseMacSystemBorder
#endif
class CFWL_MsgMouse;
class CFWL_NoteLoop;
class IFWL_Widget;
class IFWL_ThemeProvider;
class CFWL_SysBtn;
class CFWL_Form : public IFWL_Widget {
public:
CFWL_Form(const CFWL_App* app,
std::unique_ptr<CFWL_WidgetProperties> properties,
IFWL_Widget* pOuter);
~CFWL_Form() override;
// IFWL_Widget
FWL_Type GetClassID() const override;
bool IsInstance(const CFX_WideStringC& wsClass) const override;
void GetWidgetRect(CFX_RectF& rect, bool bAutoSize = false) override;
void GetClientRect(CFX_RectF& rect) override;
void Update() override;
FWL_WidgetHit HitTest(FX_FLOAT fx, FX_FLOAT fy) override;
void DrawWidget(CFX_Graphics* pGraphics,
const CFX_Matrix* pMatrix = nullptr) override;
void OnProcessMessage(CFWL_Message* pMessage) override;
void OnDrawWidget(CFX_Graphics* pGraphics,
const CFX_Matrix* pMatrix) override;
IFWL_Widget* DoModal();
void EndDoModal();
IFWL_Widget* GetSubFocus() const { return m_pSubFocus; }
void SetSubFocus(IFWL_Widget* pWidget) { m_pSubFocus = pWidget; }
private:
void DrawBackground(CFX_Graphics* pGraphics, IFWL_ThemeProvider* pTheme);
void RemoveSysButtons();
CFWL_SysBtn* GetSysBtnAtPoint(FX_FLOAT fx, FX_FLOAT fy);
CFWL_SysBtn* GetSysBtnByState(uint32_t dwState);
CFWL_SysBtn* GetSysBtnByIndex(int32_t nIndex);
int32_t GetSysBtnIndex(CFWL_SysBtn* pBtn);
void GetEdgeRect(CFX_RectF& rtEdge);
void SetWorkAreaRect();
void Layout();
void ResetSysBtn();
void RegisterForm();
void UnRegisterForm();
void OnLButtonDown(CFWL_MsgMouse* pMsg);
void OnLButtonUp(CFWL_MsgMouse* pMsg);
void OnMouseMove(CFWL_MsgMouse* pMsg);
void OnMouseLeave(CFWL_MsgMouse* pMsg);
void OnLButtonDblClk(CFWL_MsgMouse* pMsg);
#if (_FX_OS_ == _FX_MACOSX_)
bool m_bMouseIn;
#endif
CFX_RectF m_rtRestore;
CFX_RectF m_rtRelative;
CFWL_SysBtn* m_pCloseBox;
CFWL_SysBtn* m_pMinBox;
CFWL_SysBtn* m_pMaxBox;
std::unique_ptr<CFWL_NoteLoop> m_pNoteLoop;
IFWL_Widget* m_pSubFocus;
FX_FLOAT m_fCXBorder;
FX_FLOAT m_fCYBorder;
int32_t m_iCaptureBtn;
int32_t m_iSysBox;
bool m_bLButtonDown;
bool m_bMaximized;
bool m_bSetMaximize;
bool m_bDoModalFlag;
};
#endif // XFA_FWL_CORE_CFWL_FORM_H_
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