txtfld.hxx

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 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
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#ifndef INCLUDED_SW_INC_TXTFLD_HXX
#define INCLUDED_SW_INC_TXTFLD_HXX
 
#include "txatbase.hxx"
#include <rtl/ustring.hxx>
 
#include <memory>
#include <cassert>
 
class SwPaM;
class SwTextNode;
 
class SAL_DLLPUBLIC_RTTI SwTextField : public virtual SwTextAttr
{
    mutable OUString m_aExpand; // only used to determine, if field content is changing in <ExpandTextField()>
    SwTextNode * m_pTextNode;
 
public:
    SwTextField(
        SwFormatField & rAttr,
        sal_Int32 const nStart,
        bool const bInClipboard );
 
    virtual ~SwTextField() override;
 
    void CopyTextField( SwTextField *pDest ) const;
 
    void ExpandTextField( const bool bForceNotify = false ) const;
 
    // get and set TextNode pointer
    SwTextNode* GetpTextNode() const
    {
        return m_pTextNode;
    }
    SwTextNode& GetTextNode() const
    {
        assert(m_pTextNode);
        return *m_pTextNode;
    }
    void ChgTextNode( SwTextNode* pNew )
    {
        m_pTextNode = pNew;
    }
 
    bool IsFieldInDoc() const;
 
    // enable notification that field content has changed and needs reformatting
    virtual void NotifyContentChange( SwFormatField& rFormatField );
 
    // deletes the given field via removing the corresponding text selection from the document's content
    static void DeleteTextField( const SwTextField& rTextField );
 
    // return text selection for the given field
    static void GetPamForTextField( const SwTextField& rTextField,
                                 std::shared_ptr< SwPaM >& rPamForTextField );
 
};
 
class SwTextInputField final
    : public SwTextAttrNesting
    , public SwTextField
{
public:
    SwTextInputField(
        SwFormatField & rAttr,
        sal_Int32 const nStart,
        sal_Int32 const nEnd,
        bool const bInClipboard );
 
    virtual ~SwTextInputField() override;
 
    bool LockNotifyContentChange();
    void UnlockNotifyContentChange();
    virtual void NotifyContentChange( SwFormatField& rFormatField ) override;
 
    void UpdateTextNodeContent( const OUString& rNewContent );
 
    OUString GetFieldContent() const;
    void UpdateFieldContent();
 
private:
 
    bool m_bLockNotifyContentChange;
};
 
#endif
 
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