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119 lines
3.9 KiB
119 lines
3.9 KiB
// 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_FXFA_CXFA_FFPAGEVIEW_H_
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#define XFA_FXFA_CXFA_FFPAGEVIEW_H_
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#include <memory>
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#include <vector>
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#include "core/fxcrt/observed_ptr.h"
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#include "xfa/fxfa/layout/cxfa_contentlayoutitem.h"
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#include "xfa/fxfa/layout/cxfa_traversestrategy_layoutitem.h"
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#include "xfa/fxfa/layout/cxfa_viewlayoutitem.h"
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class CXFA_FFWidget;
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class CXFA_FFDocView;
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class CXFA_FFPageView : public Observable {
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public:
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CXFA_FFPageView(CXFA_FFDocView* pDocView, CXFA_Node* pPageArea);
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~CXFA_FFPageView();
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CXFA_ViewLayoutItem* GetLayoutItem() const { return m_pLayoutItem.Get(); }
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void SetLayoutItem(CXFA_ViewLayoutItem* pItem) { m_pLayoutItem = pItem; }
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CXFA_FFDocView* GetDocView() const;
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CFX_RectF GetPageViewRect() const;
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CFX_Matrix GetDisplayMatrix(const FX_RECT& rtDisp, int32_t iRotate) const;
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// These always return a non-null iterator.
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std::unique_ptr<IXFA_WidgetIterator> CreateFormWidgetIterator(
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uint32_t dwWidgetFilter);
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std::unique_ptr<IXFA_WidgetIterator> CreateTraverseWidgetIterator(
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uint32_t dwWidgetFilter);
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private:
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UnownedPtr<CXFA_Node> const m_pPageArea;
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UnownedPtr<CXFA_FFDocView> const m_pDocView;
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UnownedPtr<CXFA_ViewLayoutItem> m_pLayoutItem;
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};
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class CXFA_FFPageWidgetIterator final : public IXFA_WidgetIterator {
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public:
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CXFA_FFPageWidgetIterator(CXFA_FFPageView* pPageView, uint32_t dwFilter);
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~CXFA_FFPageWidgetIterator() override;
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void Reset() override;
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CXFA_FFWidget* MoveToFirst() override;
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CXFA_FFWidget* MoveToLast() override;
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CXFA_FFWidget* MoveToNext() override;
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CXFA_FFWidget* MoveToPrevious() override;
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CXFA_FFWidget* GetCurrentWidget() override;
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bool SetCurrentWidget(CXFA_FFWidget* hWidget) override;
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private:
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CXFA_FFWidget* GetWidget(CXFA_LayoutItem* pLayoutItem);
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UnownedPtr<CXFA_FFPageView> m_pPageView;
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UnownedPtr<CXFA_FFWidget> m_hCurWidget;
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uint32_t m_dwFilter;
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bool m_bIgnoreRelevant;
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CXFA_LayoutItemIterator m_sIterator;
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};
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class CXFA_TabParam {
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public:
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explicit CXFA_TabParam(CXFA_FFWidget* pWidget);
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~CXFA_TabParam();
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void AppendTabParam(CXFA_TabParam* pParam);
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void ClearChildren();
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CXFA_FFWidget* GetWidget() const { return m_pWidget.Get(); }
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const std::vector<CXFA_FFWidget*>& GetChildren() const { return m_Children; }
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private:
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UnownedPtr<CXFA_FFWidget> const m_pWidget;
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std::vector<CXFA_FFWidget*> m_Children;
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};
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class CXFA_FFTabOrderPageWidgetIterator final : public IXFA_WidgetIterator {
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public:
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CXFA_FFTabOrderPageWidgetIterator(CXFA_FFPageView* pPageView,
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uint32_t dwFilter);
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~CXFA_FFTabOrderPageWidgetIterator() override;
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void Reset() override;
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CXFA_FFWidget* MoveToFirst() override;
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CXFA_FFWidget* MoveToLast() override;
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CXFA_FFWidget* MoveToNext() override;
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CXFA_FFWidget* MoveToPrevious() override;
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CXFA_FFWidget* GetCurrentWidget() override;
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bool SetCurrentWidget(CXFA_FFWidget* hWidget) override;
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private:
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CXFA_FFWidget* GetTraverseWidget(CXFA_FFWidget* pWidget);
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CXFA_FFWidget* FindWidgetByName(const WideString& wsWidgetName,
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CXFA_FFWidget* pRefWidget);
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void CreateTabOrderWidgetArray();
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void CreateSpaceOrderWidgetArray(std::vector<CXFA_FFWidget*>* WidgetArray);
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CXFA_FFWidget* GetWidget(CXFA_LayoutItem* pLayoutItem);
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void OrderContainer(CXFA_LayoutItemIterator* sIterator,
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CXFA_LayoutItem* pViewItem,
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CXFA_TabParam* pContainer,
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bool* bCurrentItem,
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bool* bContentArea,
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bool bMasterPage);
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std::vector<UnownedPtr<CXFA_FFWidget>> m_TabOrderWidgetArray;
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UnownedPtr<CXFA_FFPageView> m_pPageView;
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uint32_t m_dwFilter;
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int32_t m_iCurWidget;
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bool m_bIgnoreRelevant;
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};
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#endif // XFA_FXFA_CXFA_FFPAGEVIEW_H_
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