libqf/libqfcore/xml/qfxmlkeyvals.h

   1
   2 //
   3 // Author: Frantisek Vacek <fanda.vacek@volny.cz>, (C) 2006
   4 //
   5 // Copyright: See COPYING file that comes with this distribution
   6 //
   7
   8 #ifndef QFXMLKEYVALS_H
   9 #define QFXMLKEYVALS_H
  10
  11 #include <qfcoreglobal.h>
  12 #include <qfdom.h>
  13
  14 #include <QSharedData>
  15
  16 //! TODO: write class documentation.
  17 class QFCORE_DECL_EXPORT QFXmlKeyVals
  18 {
  19         private:
  20                 struct Data : public QSharedData
  21                 {
  22                         QFDomElement element;
  23                         QMap<QString, QFDomElement> keyMap;
  24                         bool dirty;
  25
  26                         Data() : dirty(false) {}
  27                 };
  28                 QSharedDataPointer<Data> d;
  29         protected:
  30                 //const QFDomElement& element() const {return d->element;}
  31                 QDomElement keyValElement(const QString &key) const;
  32                 void checkKeyMap() const;
  33         public:
  34                 void setElement(const QFDomElement &el);
  35                 QFDomElement element() const {return d->element;}
  36                 bool isNull() const {return d->element.isNull();}
  37                 bool isEmpty() const {checkKeyMap(); return d->keyMap.isEmpty();}
  38
  39                 QStringList keys() const {return d->keyMap.keys();}
  40                 bool contains(const QString &key) const;
  41                 //! staci aby klic koncil na \a key . @see QFSql::endsWith() .
  42                 QVariant valueKeyEndsWith(const QString &key, const QVariant &default_val = QVariant()) const;
  43                 QVariant value(const QString &key, const QVariant &default_val = QVariant()) const;
  44                 void setValue(const QString &key, const QVariant &val);
  45
  46                 static QString variantToString(const QVariant &v);
  47                 static QVariant stringToVariant(const QString &s);
  48
  49                 QString toHtml(const QVariantMap &opts) const;
  50                 QString toString() const;
  51
  52                 bool isDirty() const {return d->dirty;}
  53
  54                 static QString dateTimeStringToIso(const QString &str);
  55
  56                 QFXmlKeyVals& operator+=(const QMap<QString, QVariant> &key_vals);
  57         public:
  58                 QFXmlKeyVals(const QFDomElement &el = QFDomElement());
  59                 virtual ~QFXmlKeyVals();
  60 };
  61
  62 #endif // QFXMLKEYVALS_H
  63