PdfButton.h

// SPDX-FileCopyrightText: 2007 Dominik Seichter <domseichter@web.de>
// SPDX-FileCopyrightText: 2020 Francesco Pretto <ceztko@gmail.com>
// SPDX-License-Identifier: LGPL-2.0-or-later OR MPL-2.0
 
#ifndef PDF_BUTTON_H
#define PDF_BUTTON_H
 
#include "PdfField.h"
 
namespace PoDoFo
{
    class PODOFO_API PdfButton : public PdfField
    {
        friend class PdfPushButton;
        friend class PdfToggleButton;
 
    private:
        PdfButton(PdfAcroForm& acroform, PdfFieldType fieldType,
            std::shared_ptr<PdfField>&& parent);
 
        PdfButton(PdfAnnotationWidget& widget, PdfFieldType fieldType,
            std::shared_ptr<PdfField>&& parent);
 
        PdfButton(PdfObject& obj, PdfAcroForm* acroform, PdfFieldType fieldType);
 
    public:
        bool IsPushButton() const;
 
        bool IsCheckBox() const;
 
        bool IsRadioButton() const;
 
        void SetCaption(nullable<const PdfString&> text);
 
        nullable<const PdfString&> GetCaption() const;
    };
 
    class PODOFO_API PdfToggleButton : public PdfButton
    {
        friend class PdfCheckBox;
        friend class PdfRadioButton;
 
    private:
        PdfToggleButton(PdfAcroForm& acroform, PdfFieldType fieldType,
            std::shared_ptr<PdfField>&& parent);
 
        PdfToggleButton(PdfAnnotationWidget& widget, PdfFieldType fieldType,
            std::shared_ptr<PdfField>&& parent);
 
        PdfToggleButton(PdfObject& obj, PdfAcroForm* acroform, PdfFieldType fieldType);
 
    public:
        void SetChecked(bool isChecked);
 
        bool IsChecked() const;
 
        void SetAppearanceChecked(const PdfXObject& xobj);
 
        void SetAppearanceUnchecked(const PdfXObject& xobj);
    };
}
 
#endif // PDF_BUTTON_H