Method displayName

src/document/UBDocumentController.h:119–119

    Type nodeType() const {return mType;}
    QString nodeName() const {return mName;}
    QString displayName() const {return mDisplayName;}
    void setNodeName(const QString &str) {mName = str; mDisplayName = str;}
    void addChild(UBDocumentTreeNode *pChild);
    void insertChild(int pIndex, UBDocumentTreeNode *pChild);