// 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_FWL_WIDGETMGRIMP_H_ #define XFA_FWL_CORE_FWL_WIDGETMGRIMP_H_ #include "core/fxcrt/include/fx_system.h" #include "xfa/fwl/core/fwl_error.h" #include "xfa/fwl/core/ifwl_widgetmgr.h" #include "xfa/fxgraphics/include/cfx_graphics.h" #define FWL_WGTMGR_DisableThread 0x00000001 #define FWL_WGTMGR_DisableForm 0x00000002 class CFWL_Message; class CFWL_WidgetMgrDelegate; class CXFA_FFApp; class CXFA_FWLAdapterWidgetMgr; class CFX_Graphics; class CFX_Matrix; class IFWL_Widget; class CFWL_WidgetMgrItem { public: CFWL_WidgetMgrItem() : pParent(NULL), pOwner(NULL), pChild(NULL), pPrevious(NULL), pNext(NULL), pWidget(NULL), pOffscreen(NULL), iRedrawCounter(0) #if (_FX_OS_ == _FX_WIN32_DESKTOP_) || (_FX_OS_ == _FX_WIN64_) , bOutsideChanged(FALSE) #endif { } ~CFWL_WidgetMgrItem() { if (pOffscreen) { delete pOffscreen; pOffscreen = NULL; } } CFWL_WidgetMgrItem* pParent; CFWL_WidgetMgrItem* pOwner; CFWL_WidgetMgrItem* pChild; CFWL_WidgetMgrItem* pPrevious; CFWL_WidgetMgrItem* pNext; IFWL_Widget* pWidget; CFX_Graphics* pOffscreen; int32_t iRedrawCounter; #if (_FX_OS_ == _FX_WIN32_DESKTOP_) || (_FX_OS_ == _FX_WIN64_) FX_BOOL bOutsideChanged; #endif }; class CFWL_WidgetMgr : public IFWL_WidgetMgr { public: CFWL_WidgetMgr(CXFA_FFApp* pAdapterNative); ~CFWL_WidgetMgr() override; // IFWL_WidgetMgr: int32_t CountWidgets(IFWL_Widget* pParent = NULL) override; IFWL_Widget* GetWidget(int32_t nIndex, IFWL_Widget* pParent = NULL) override; IFWL_Widget* GetWidget(IFWL_Widget* pWidget, FWL_WGTRELATION eRelation) override; int32_t GetWidgetIndex(IFWL_Widget* pWidget) override; FX_BOOL SetWidgetIndex(IFWL_Widget* pWidget, int32_t nIndex) override; FWL_Error RepaintWidget(IFWL_Widget* pWidget, const CFX_RectF* pRect = NULL) override; uint32_t GetCapability() override { return m_dwCapability; } void AddWidget(IFWL_Widget* pWidget); void InsertWidget(IFWL_Widget* pParent, IFWL_Widget* pChild, int32_t nIndex = -1); void RemoveWidget(IFWL_Widget* pWidget); void SetOwner(IFWL_Widget* pOwner, IFWL_Widget* pOwned); void SetParent(IFWL_Widget* pParent, IFWL_Widget* pChild); FX_BOOL IsChild(IFWL_Widget* pChild, IFWL_Widget* pParent); FWL_Error SetWidgetRect_Native(IFWL_Widget* pWidget, const CFX_RectF& rect); IFWL_Widget* GetWidgetAtPoint(IFWL_Widget* pParent, FX_FLOAT fx, FX_FLOAT fy); void NotifySizeChanged(IFWL_Widget* pForm, FX_FLOAT fx, FX_FLOAT fy); IFWL_Widget* nextTab(IFWL_Widget* parent, IFWL_Widget* focus, FX_BOOL& bFind); int32_t CountRadioButtonGroup(IFWL_Widget* pFirst); IFWL_Widget* GetSiblingRadioButton(IFWL_Widget* pWidget, FX_BOOL bNext); IFWL_Widget* GetRadioButtonGroupHeader(IFWL_Widget* pRadioButton); void GetSameGroupRadioButton(IFWL_Widget* pRadioButton, CFX_ArrayTemplate<IFWL_Widget*>& group); IFWL_Widget* GetDefaultButton(IFWL_Widget* pParent); void AddRedrawCounts(IFWL_Widget* pWidget); void ResetRedrawCounts(IFWL_Widget* pWidget); CXFA_FWLAdapterWidgetMgr* GetAdapterWidgetMgr() const { return m_pAdapter; } CFWL_WidgetMgrDelegate* GetDelegate() const { return m_pDelegate; } CFWL_WidgetMgrItem* GetWidgetMgrItem(IFWL_Widget* pWidget); bool IsThreadEnabled(); bool IsFormDisabled(); FX_BOOL GetAdapterPopupPos(IFWL_Widget* pWidget, FX_FLOAT fMinHeight, FX_FLOAT fMaxHeight, const CFX_RectF& rtAnchor, CFX_RectF& rtPopup); protected: int32_t TravelWidgetMgr(CFWL_WidgetMgrItem* pParent, int32_t* pIndex, CFWL_WidgetMgrItem* pItem, IFWL_Widget** pWidget = NULL); FX_BOOL IsAbleNative(IFWL_Widget* pWidget); CFX_MapPtrToPtr m_mapWidgetItem; CXFA_FWLAdapterWidgetMgr* m_pAdapter; CFWL_WidgetMgrDelegate* m_pDelegate; friend class CFWL_WidgetMgrDelegate; uint32_t m_dwCapability; #if (_FX_OS_ == _FX_WIN32_DESKTOP_) || (_FX_OS_ == _FX_WIN64_) CFX_RectF m_rtScreen; #endif }; class CFWL_WidgetMgrDelegate { public: CFWL_WidgetMgrDelegate(CFWL_WidgetMgr* pWidgetMgr); ~CFWL_WidgetMgrDelegate() {} FWL_Error OnSetCapability(uint32_t dwCapability = FWL_WGTMGR_DisableThread); void OnProcessMessageToForm(CFWL_Message* pMessage); void OnDrawWidget(IFWL_Widget* pWidget, CFX_Graphics* pGraphics, const CFX_Matrix* pMatrix); protected: void DrawChild(IFWL_Widget* pParent, const CFX_RectF& rtClip, CFX_Graphics* pGraphics, const CFX_Matrix* pMatrix); CFX_Graphics* DrawWidgetBefore(IFWL_Widget* pWidget, CFX_Graphics* pGraphics, const CFX_Matrix* pMatrix); void DrawWidgetAfter(IFWL_Widget* pWidget, CFX_Graphics* pGraphics, CFX_RectF& rtClip, const CFX_Matrix* pMatrix); FX_BOOL IsNeedRepaint(IFWL_Widget* pWidget, CFX_Matrix* pMatrix, const CFX_RectF& rtDirty); FX_BOOL bUseOffscreenDirect(IFWL_Widget* pWidget); CFWL_WidgetMgr* m_pWidgetMgr; }; #endif // XFA_FWL_CORE_FWL_WIDGETMGRIMP_H_