tmpltatr.h

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// $Id: tmpltatr.h 1688 2006-08-10 12:05:20Z gerry $
/* @@tag:xara-cn@@ DO NOT MODIFY THIS LINE
================================XARAHEADERSTART===========================
 
               Xara LX, a vector drawing and manipulation program.
                    Copyright (C) 1993-2006 Xara Group Ltd.
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              respective authors. See AUTHORS file for details.

LICENSE TO USE AND MODIFY SOFTWARE
----------------------------------

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=================================XARAHEADEREND============================
 */

#ifndef INC_TMPLTATR
#define INC_TMPLTATR

#define ENSURE_NOT_NULL(Pointer)        ERROR2IF(Pointer == NULL, 0, "NULL Args")


extern const String_8 NullString;


class WizOp;
class WizOpStyles;
/***********************************************************************************************

>   class TemplateAttribute : public AttrUser

    Author:     Colin_Barfoot (Xara Group Ltd) <camelotdev@xara.com>
    Created:    21/06/97

    Purpose:    This represents a TemplateOp/Argument/user-changable from the template file
                attribute.
                It will probably be superceded, but for now it's derived from AttrUser with a 
                value of the form <InternalName>[/<Param>][;<Question>]
                Bring on the plug-in attributes I say.

***********************************************************************************************/
class TemplateAttribute : public AttrUser
{
    CC_DECLARE_DYNAMIC(TemplateAttribute)
public:
    TemplateAttribute(  const StringBase& ArgumentName = NullString, 
                        const StringBase& Question = NullString,
                        const StringBase& Param = NullString); 



// Overridden
    virtual Node* SimpleCopy();
    void CopyNodeContents(TemplateAttribute* pAttr);
    virtual void PolyCopyNodeContents(NodeRenderable* pNodeCopy);
    virtual UINT32 GetAttrNameID();
    virtual BOOL IsAnObjectName() const;
    virtual BOOL WritePreChildrenWeb(BaseCamelotFilter* pFilter);
    virtual AttributeIdentifier GetAttributeClassID() const;
    virtual VisibleAttribute* CreateVisibleAttribute() const;

// Data Access
    String_256 GetQuestion() const;
    String_256 GetInternalName() const;
    String_256 GetParam() const;
    StringBase& GetUserName() const;

    BOOL SetWizOpNameAndParam(const StringBase& Name, const StringBase& Param);

protected:
    BOOL m_fIsAnObjectName;
    static const TCHAR s_ParamDelimiter;
    static const String_8 s_TemplateKey;
};


// Shorthand - we use these a lot in the Name gallery.
#define TA_CLASS    (CC_RUNTIME_CLASS(TemplateAttribute))
#define TA_NAME     (String(TEXT("ObjectName")))



/***********************************************************************************************

>   class TemplateAttrRecordHandler : public CamelotRecordHandler

    Author:     Colin_Barfoot (Xara Group Ltd) <camelotdev@xara.com>
    Created:    27/06/97

    Purpose:    Handles the reading of WizOp records in the v2 file format

***********************************************************************************************/
class TemplateAttrRecordHandler : public CamelotRecordHandler
{
    // Give my name in memory dumps
    CC_DECLARE_DYNAMIC(TemplateAttrRecordHandler);

public:
    // functions that must be implemented.
    virtual UINT32* GetTagList();
    virtual BOOL    HandleRecord(CXaraFileRecord* pCXaraFileRecord);

#ifdef XAR_TREE_DIALOG
    virtual void GetRecordDescriptionText(CXaraFileRecord* pCXaraFileRecord,StringBase* Str);
    virtual void GetTagText(UINT32 Tag,String_256& Str);
#endif

private:
    // nothing here but us mice
};

class WizOpStyle;
/***********************************************************************************************

>   class StyleReferenceAttribute : public TemplateAttribute

    Author:     Colin_Barfoot (Xara Group Ltd) <camelotdev@xara.com>
    Created:    21/06/97

    Purpose:    This represents a TemplateOp/Argument/user-changable from the template file
                attribute.
                It will probably be superceded, but for now it's derived from AttrUser with a 
                value of the form <InternalName>[/<Param>][;<Question>]
                Bring on the plug-in attributes I say.

***********************************************************************************************/
class StyleReferenceAttribute : public TemplateAttribute
{
    CC_DECLARE_MEMDUMP(StyleReferenceAttribute)
public:
    StyleReferenceAttribute(const WizOpStyle& Style);

// Overridden
    virtual Node* SimpleCopy();
    virtual UINT32 GetAttrNameID(void); 
    virtual BOOL WritePreChildrenWeb(BaseCamelotFilter* pFilter);
    virtual BOOL CopyComponentData(BaseDocument* SrcDoc,  BaseDocument* NodesDoc);

    virtual VisibleAttribute* CreateVisibleAttribute() const;

    const StringBase& GetStyleName() const;

protected:
    // Implementation
    BOOL SetStyle(const Style& StyleToReference);

    WizOpStyles* GetStylesForFilter(BaseCamelotFilter& Filter) const;
    WizOpStyles* GetStylesForDoc(BaseDocument& Doc) const;
//  WizOpStyles* GetStyles() const;
};



/***********************************************************************************************

>   class WizOpStyleRefRecordHandler : public CamelotRecordHandler

    Author:     Colin_Barfoot (Xara Group Ltd) <camelotdev@xara.com>
    Created:    27/06/97

    Purpose:    Handles the reading of WizOpStyleRef records in the v2 file format

***********************************************************************************************/
class WizOpStyleRefRecordHandler : public CamelotRecordHandler
{
    // Give my name in memory dumps
    CC_DECLARE_DYNAMIC(WizOpStyleRefRecordHandler);

public:
    WizOpStyleRefRecordHandler() : m_pStyleComponent(NULL) {}
    BOOL Init(BaseCamelotFilter* pFilter);

    // functions that must be implemented.
    virtual UINT32* GetTagList();
    virtual BOOL    HandleRecord(CXaraFileRecord* pCXaraFileRecord);

#ifdef XAR_TREE_DIALOG
    virtual void GetRecordDescriptionText(CXaraFileRecord* pCXaraFileRecord,StringBase* Str);
    virtual void GetTagText(UINT32 Tag,String_256& Str);
#endif

protected:
    WizOpStyles&    GetImportedStyles() const;

private:
    WizOpStyles*    m_pStyleComponent;
};

#endif //ifdef INC_USERATTR

---