Inheritance diagram for ImportXMLTagHandler:

Collaboration diagram for ImportXMLTagHandler:

Public Member Functions
	ImportXMLTagHandler (AudacityProject *pProject)

bool	HandleXMLTag (const wxChar tag, const wxChar *attrs) override

XMLTagHandler *	HandleXMLChild (const wxChar *WXUNUSED(tag)) override

Public Member Functions inherited from XMLTagHandler
	XMLTagHandler ()

virtual	~XMLTagHandler ()

virtual void	HandleXMLEndTag (const wxChar *WXUNUSED(tag))

virtual void	HandleXMLContent (const wxString &WXUNUSED(content))

virtual XMLTagHandler *	HandleXMLChild (const wxChar *tag)=0

bool	ReadXMLTag (const char tag, const char *attrs)

void	ReadXMLEndTag (const char *tag)

void	ReadXMLContent (const char *s, int len)

XMLTagHandler *	ReadXMLChild (const char *tag)

Private Attributes
AudacityProject *	mProject

Detailed Description

Definition at line 776 of file ProjectFileManager.cpp.

Constructor & Destructor Documentation

◆ ImportXMLTagHandler()

ImportXMLTagHandler::ImportXMLTagHandler ( AudacityProject * pProject )

inline

Definition at line 779 of file ProjectFileManager.cpp.

779 { mProject = pProject; }

References mProject.

Member Function Documentation

◆ HandleXMLChild()

XMLTagHandler* ImportXMLTagHandler::HandleXMLChild ( const wxChar * WXUNUSEDtag )

inlineoverride

Definition at line 782 of file ProjectFileManager.cpp.

783 { return NULL; }

◆ HandleXMLTag()

bool ImportXMLTagHandler::HandleXMLTag	(	const wxChar *	tag,
		const wxChar **	attrs
	)

overridevirtual

Implements XMLTagHandler.

Definition at line 793 of file ProjectFileManager.cpp.

 {
    if (wxStrcmp(tag, wxT("import")) || attrs==NULL || (*attrs)==NULL || wxStrcmp(*attrs++, wxT("filename")))
        return false;
    wxString strAttr = *attrs;
  
    WaveTrackArray trackArray;
  
    // Guard this call so that C++ exceptions don't propagate through
    // the expat library
    GuardedCall(
       [&] {
          ProjectFileManager::Get( *mProject ).Import(strAttr, &trackArray); },
       [&] (AudacityException*) { trackArray.clear(); }
    );
  
    if (trackArray.empty())
       return false;
  
    // Handle other attributes, now that we have the tracks.
    attrs++;
    const wxChar** pAttr;
    bool bSuccess = true;
  
    for (size_t i = 0; i < trackArray.size(); i++)
    {
       // Most of the "import" tag attributes are the same as for "wavetrack" tags,
       // so apply them via WaveTrack::HandleXMLTag().
       bSuccess = trackArray[i]->HandleXMLTag(wxT("wavetrack"), attrs);
  
       // "offset" tag is ignored in WaveTrack::HandleXMLTag except for legacy projects,
       // so handle it here.
       double dblValue;
       pAttr = attrs;
       while (*pAttr)
       {
          const wxChar *attr = *pAttr++;
          const wxChar *value = *pAttr++;
          const wxString strValue = value;
          if (!wxStrcmp(attr, wxT("offset")) &&
                XMLValueChecker::IsGoodString(strValue) &&
                Internat::CompatibleToDouble(strValue, &dblValue))
             trackArray[i]->SetOffset(dblValue);
       }
    }
    return bSuccess;
 };