diff options
Diffstat (limited to 'fpdfsdk/include/cpdfsdk_widget.h')
| -rw-r--r-- | fpdfsdk/include/cpdfsdk_widget.h | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/fpdfsdk/include/cpdfsdk_widget.h b/fpdfsdk/include/cpdfsdk_widget.h new file mode 100644 index 0000000000..7f5e34586d --- /dev/null +++ b/fpdfsdk/include/cpdfsdk_widget.h @@ -0,0 +1,191 @@ +// 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 FPDFSDK_INCLUDE_CPDFSDK_WIDGET_H_ +#define FPDFSDK_INCLUDE_CPDFSDK_WIDGET_H_ + +#include <set> + +#include "core/fpdfdoc/include/cpdf_aaction.h" +#include "core/fpdfdoc/include/cpdf_action.h" +#include "core/fpdfdoc/include/cpdf_annot.h" +#include "core/fxcrt/include/fx_coordinates.h" +#include "core/fxcrt/include/fx_string.h" +#include "fpdfsdk/include/cpdfsdk_baannot.h" +#include "fpdfsdk/include/pdfsdk_fieldaction.h" +#include "fpdfsdk/pdfwindow/PWL_Wnd.h" + +class CFX_RenderDevice; +class CPDF_Annot; +class CPDF_Dictionary; +class CPDF_FormControl; +class CPDF_FormField; +class CPDF_RenderOptions; +class CPDF_Stream; +class CPDFSDK_InterForm; +class CPDFSDK_PageView; + +#ifdef PDF_ENABLE_XFA +class CXFA_FFWidget; +class CXFA_FFWidgetHandler; +#endif // PDF_ENABLE_XFA + +class CPDFSDK_Widget : public CPDFSDK_BAAnnot { + public: + class Observer { + public: + explicit Observer(CPDFSDK_Widget** pWatchedPtr); + ~Observer(); + + void OnWidgetDestroyed(); + + private: + CPDFSDK_Widget** m_pWatchedPtr; + }; + +#ifdef PDF_ENABLE_XFA + CXFA_FFWidget* GetMixXFAWidget() const; + CXFA_FFWidget* GetGroupMixXFAWidget(); + CXFA_FFWidgetHandler* GetXFAWidgetHandler() const; + + FX_BOOL HasXFAAAction(PDFSDK_XFAAActionType eXFAAAT); + FX_BOOL OnXFAAAction(PDFSDK_XFAAActionType eXFAAAT, + PDFSDK_FieldAction& data, + CPDFSDK_PageView* pPageView); + + void Synchronize(FX_BOOL bSynchronizeElse); + void SynchronizeXFAValue(); + void SynchronizeXFAItems(); + + static void SynchronizeXFAValue(CXFA_FFDocView* pXFADocView, + CXFA_FFWidget* hWidget, + CPDF_FormField* pFormField, + CPDF_FormControl* pFormControl); + static void SynchronizeXFAItems(CXFA_FFDocView* pXFADocView, + CXFA_FFWidget* hWidget, + CPDF_FormField* pFormField, + CPDF_FormControl* pFormControl); +#endif // PDF_ENABLE_XFA + + CPDFSDK_Widget(CPDF_Annot* pAnnot, + CPDFSDK_PageView* pPageView, + CPDFSDK_InterForm* pInterForm); + ~CPDFSDK_Widget() override; + + void AddObserver(Observer* observer); + void RemoveObserver(Observer* observer); + + CFX_ByteString GetSubType() const override; + CPDF_Action GetAAction(CPDF_AAction::AActionType eAAT) override; + FX_BOOL IsAppearanceValid() override; + + int GetLayoutOrder() const override; + + int GetFieldType() const; + int GetFieldFlags() const; + int GetRotate() const; + + FX_BOOL GetFillColor(FX_COLORREF& color) const; + FX_BOOL GetBorderColor(FX_COLORREF& color) const; + FX_BOOL GetTextColor(FX_COLORREF& color) const; + FX_FLOAT GetFontSize() const; + + int GetSelectedIndex(int nIndex) const; +#ifndef PDF_ENABLE_XFA + CFX_WideString GetValue() const; +#else + CFX_WideString GetValue(FX_BOOL bDisplay = TRUE) const; +#endif // PDF_ENABLE_XFA + CFX_WideString GetDefaultValue() const; + CFX_WideString GetOptionLabel(int nIndex) const; + int CountOptions() const; + FX_BOOL IsOptionSelected(int nIndex) const; + int GetTopVisibleIndex() const; + bool IsChecked() const; + int GetAlignment() const; + int GetMaxLen() const; +#ifdef PDF_ENABLE_XFA + CFX_WideString GetName() const; +#endif // PDF_ENABLE_XFA + CFX_WideString GetAlternateName() const; + + void SetCheck(bool bChecked, bool bNotify); + void SetValue(const CFX_WideString& sValue, FX_BOOL bNotify); + void SetDefaultValue(const CFX_WideString& sValue); + void SetOptionSelection(int index, FX_BOOL bSelected, FX_BOOL bNotify); + void ClearSelection(FX_BOOL bNotify); + void SetTopVisibleIndex(int index); + +#ifdef PDF_ENABLE_XFA + void ResetAppearance(FX_BOOL bValueChanged); +#endif // PDF_ENABLE_XFA + void ResetAppearance(const FX_WCHAR* sValue, FX_BOOL bValueChanged); + void ResetFieldAppearance(FX_BOOL bValueChanged); + void UpdateField(); + CFX_WideString OnFormat(FX_BOOL& bFormated); + + FX_BOOL OnAAction(CPDF_AAction::AActionType type, + PDFSDK_FieldAction& data, + CPDFSDK_PageView* pPageView); + + CPDFSDK_InterForm* GetInterForm() const { return m_pInterForm; } + CPDF_FormField* GetFormField() const; + CPDF_FormControl* GetFormControl() const; + static CPDF_FormControl* GetFormControl(CPDF_InterForm* pInterForm, + const CPDF_Dictionary* pAnnotDict); + + void DrawShadow(CFX_RenderDevice* pDevice, CPDFSDK_PageView* pPageView); + + void SetAppModified(); + void ClearAppModified(); + FX_BOOL IsAppModified() const; + + int32_t GetAppearanceAge() const; + int32_t GetValueAge() const; + + FX_BOOL IsWidgetAppearanceValid(CPDF_Annot::AppearanceMode mode); + void DrawAppearance(CFX_RenderDevice* pDevice, + const CFX_Matrix* pUser2Device, + CPDF_Annot::AppearanceMode mode, + const CPDF_RenderOptions* pOptions) override; + + FX_BOOL HitTest(FX_FLOAT pageX, FX_FLOAT pageY); + + private: + void ResetAppearance_PushButton(); + void ResetAppearance_CheckBox(); + void ResetAppearance_RadioButton(); + void ResetAppearance_ComboBox(const FX_WCHAR* sValue); + void ResetAppearance_ListBox(); + void ResetAppearance_TextField(const FX_WCHAR* sValue); + + CFX_FloatRect GetClientRect() const; + CFX_FloatRect GetRotatedRect() const; + + CFX_ByteString GetBackgroundAppStream() const; + CFX_ByteString GetBorderAppStream() const; + CFX_Matrix GetMatrix() const; + + CPWL_Color GetTextPWLColor() const; + CPWL_Color GetBorderPWLColor() const; + CPWL_Color GetFillPWLColor() const; + + void AddImageToAppearance(const CFX_ByteString& sAPType, CPDF_Stream* pImage); + void RemoveAppearance(const CFX_ByteString& sAPType); + + CPDFSDK_InterForm* const m_pInterForm; + FX_BOOL m_bAppModified; + int32_t m_nAppAge; + int32_t m_nValueAge; + std::set<Observer*> m_Observers; + +#ifdef PDF_ENABLE_XFA + mutable CXFA_FFWidget* m_hMixXFAWidget; + mutable CXFA_FFWidgetHandler* m_pWidgetHandler; +#endif // PDF_ENABLE_XFA +}; + +#endif // FPDFSDK_INCLUDE_CPDFSDK_WIDGET_H_ |