// Copyright 2014 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#ifndef XFA_FWL_CORE_FWL_FORMIMP_H_
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#define XFA_FWL_CORE_FWL_FORMIMP_H_
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#include "xfa/fwl/core/fwl_widgetimp.h"
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#include "xfa/fwl/core/ifwl_form.h"
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class CFWL_MsgMouse;
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class CFWL_MsgClose;
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class CFWL_MsgWindowMove;
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class CFWL_NoteLoop;
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class CFWL_WidgetImpProperties;
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class IFWL_Widget;
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class IFWL_ThemeProvider;
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class CFWL_SysBtn;
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class CFWL_FormImp;
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class CFWL_FormImpDelegate;
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#define FWL_SYSBUTTONSTATE_Hover 0x0001
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#define FWL_SYSBUTTONSTATE_Pressed 0x0002
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#define FWL_SYSBUTTONSTATE_Disabled 0x0010
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class CFWL_SysBtn {
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public:
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CFWL_SysBtn();
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bool IsDisabled() const;
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uint32_t GetPartState() const;
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void SetNormal();
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void SetPressed();
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void SetHover();
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void SetDisabled(FX_BOOL bDisabled);
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CFX_RectF m_rtBtn;
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uint32_t m_dwState;
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};
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enum FORM_RESIZETYPE {
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FORM_RESIZETYPE_None = 0,
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FORM_RESIZETYPE_Cap,
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};
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typedef struct RestoreResizeInfo {
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RestoreResizeInfo();
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~RestoreResizeInfo();
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CFX_PointF m_ptStart;
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CFX_SizeF m_szStart;
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} RestoreInfo;
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class CFWL_FormImp : public CFWL_WidgetImp {
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public:
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CFWL_FormImp(const CFWL_WidgetImpProperties& properties, IFWL_Widget* pOuter);
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~CFWL_FormImp() override;
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// CFWL_WidgetImp
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FWL_Error GetClassName(CFX_WideString& wsClass) const override;
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FWL_Type GetClassID() const override;
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FX_BOOL IsInstance(const CFX_WideStringC& wsClass) const override;
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FWL_Error Initialize() override;
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FWL_Error Finalize() override;
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FWL_Error GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE) override;
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FWL_Error GetClientRect(CFX_RectF& rect) override;
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FWL_Error Update() override;
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FWL_WidgetHit HitTest(FX_FLOAT fx, FX_FLOAT fy) override;
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FWL_Error DrawWidget(CFX_Graphics* pGraphics,
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const CFX_Matrix* pMatrix = nullptr) override;
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FWL_FORMSIZE GetFormSize();
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FWL_Error SetFormSize(FWL_FORMSIZE eFormSize);
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IFWL_Widget* DoModal();
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IFWL_Widget* DoModal(uint32_t& dwCommandID);
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FWL_Error EndDoModal();
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FWL_Error SetBorderRegion(CFX_Path* pPath);
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void DrawBackground(CFX_Graphics* pGraphics, IFWL_ThemeProvider* pTheme);
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CFWL_WidgetImp* GetSubFocus();
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void SetSubFocus(CFWL_WidgetImp* pWidget);
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protected:
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void ShowChildWidget(IFWL_Widget* pParent);
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void RemoveSysButtons();
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void CalcContentRect(CFX_RectF& rtContent);
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CFWL_SysBtn* GetSysBtnAtPoint(FX_FLOAT fx, FX_FLOAT fy);
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CFWL_SysBtn* GetSysBtnByState(uint32_t dwState);
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CFWL_SysBtn* GetSysBtnByIndex(int32_t nIndex);
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int32_t GetSysBtnIndex(CFWL_SysBtn* pBtn);
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FX_FLOAT GetCaptionHeight();
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void DrawCaptionText(CFX_Graphics* pGs,
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IFWL_ThemeProvider* pTheme,
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const CFX_Matrix* pMatrix = nullptr);
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void DrawIconImage(CFX_Graphics* pGs,
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IFWL_ThemeProvider* pTheme,
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const CFX_Matrix* pMatrix = nullptr);
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void GetEdgeRect(CFX_RectF& rtEdge);
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void SetWorkAreaRect();
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void SetCursor(FX_FLOAT fx, FX_FLOAT fy);
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void Layout();
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void ReSetSysBtn();
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void RegisterForm();
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void UnRegisterForm();
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FX_BOOL IsDoModal();
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void SetThemeData();
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FX_BOOL HasIcon();
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void UpdateIcon();
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void UpdateCaption();
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void DoWidthLimit(FX_FLOAT& fLeft,
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FX_FLOAT& fWidth,
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FX_FLOAT fCurX,
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FX_FLOAT fSpace,
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FX_FLOAT fLimitMin,
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FX_FLOAT fLimitMax,
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FX_BOOL bLeft);
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void DoHeightLimit(FX_FLOAT& fTop,
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FX_FLOAT& fHeight,
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FX_FLOAT fCurY,
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FX_FLOAT fSpace,
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FX_FLOAT fLimitMin,
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FX_FLOAT fLimitMax,
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FX_BOOL bTop);
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CFX_RectF m_rtRestore;
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CFX_RectF m_rtCaptionText;
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CFX_RectF m_rtRelative;
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CFX_RectF m_rtCaption;
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CFX_RectF m_rtIcon;
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CFWL_SysBtn* m_pCloseBox;
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CFWL_SysBtn* m_pMinBox;
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CFWL_SysBtn* m_pMaxBox;
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CFWL_SysBtn* m_pCaptionBox;
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CFWL_NoteLoop* m_pNoteLoop;
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CFWL_WidgetImp* m_pSubFocus;
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RestoreInfo m_InfoStart;
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FX_FLOAT m_fCXBorder;
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FX_FLOAT m_fCYBorder;
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int32_t m_iCaptureBtn;
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int32_t m_iSysBox;
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int32_t m_eResizeType;
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FX_BOOL m_bLButtonDown;
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bool m_bMaximized;
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FX_BOOL m_bSetMaximize;
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FX_BOOL m_bCustomizeLayout;
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FWL_FORMSIZE m_eFormSize;
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FX_BOOL m_bDoModalFlag;
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FX_FLOAT m_fSmallIconSz;
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FX_FLOAT m_fBigIconSz;
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CFX_DIBitmap* m_pBigIcon;
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CFX_DIBitmap* m_pSmallIcon;
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FX_BOOL m_bMouseIn;
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friend class CFWL_FormImpDelegate;
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};
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class CFWL_FormImpDelegate : public CFWL_WidgetImpDelegate {
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public:
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CFWL_FormImpDelegate(CFWL_FormImp* pOwner);
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void OnProcessMessage(CFWL_Message* pMessage) override;
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void OnProcessEvent(CFWL_Event* pEvent) override;
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void OnDrawWidget(CFX_Graphics* pGraphics,
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const CFX_Matrix* pMatrix = nullptr) override;
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protected:
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void OnLButtonDown(CFWL_MsgMouse* pMsg);
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void OnLButtonUp(CFWL_MsgMouse* pMsg);
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void OnMouseMove(CFWL_MsgMouse* pMsg);
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void OnMouseHover(CFWL_MsgMouse* pMsg);
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void OnMouseLeave(CFWL_MsgMouse* pMsg);
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void OnLButtonDblClk(CFWL_MsgMouse* pMsg);
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void OnWindowMove(CFWL_MsgWindowMove* pMsg);
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void OnClose(CFWL_MsgClose* pMsg);
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CFWL_FormImp* m_pOwner;
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};
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#endif // XFA_FWL_CORE_FWL_FORMIMP_H_
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