git-svn-id: svn://db.shs.com.ru/libs@161 a8b55f48-bf90-11e4-a774-851b48703e85

qad_utils/propertystorage.h

@@ -0,0 +1,107 @@
+#ifndef PROPERTYSTORAGE_H
+#define PROPERTYSTORAGE_H
+
+#include "qad_types.h"
+
+
+class PropertyStorage {
+public:
+	PropertyStorage() {}
+	
+	struct Property {
+		Property(const QString & n = QString(), const QString & c = QString(), const QVariant & v = QVariant(), int f = 0):
+			name(n), comment(c), value(v), flags(f) {}
+		QString name;
+		QString comment;
+		QVariant value;
+		int flags;
+	};
+	
+	PropertyStorage(const QList<Property> & pl) {props = pl;}
+	
+	typedef QList<Property>::const_iterator const_iterator;
+	typedef QList<Property>::iterator iterator;
+	
+	iterator begin() {return props.begin();}
+	const_iterator begin() const {return props.begin();}
+	const_iterator constBegin() const {return props.constBegin();}
+	iterator end() {return props.end();}
+	const_iterator end() const {return props.end();}
+	const_iterator constEnd() const {return props.constEnd();}
+	
+	int count() const {return props.count();}
+	int length() const {return props.length();}
+	int size() const {return props.size();}
+	bool isEmpty() const {return props.isEmpty();}
+	Property & first() {return props.first();}
+	const Property & first() const {return props.first();}
+	Property & front() {return props.front();}
+	const Property & front() const {return props.front();}
+	Property & last() {return props.last();}
+	const Property & last() const {return props.last();}
+	Property & back() {return props.back();}
+	const Property & back() const {return props.back();}
+	void removeFirst() {props.removeFirst();}
+	void removeLast() {props.removeLast();}
+	void removeAt(int i) {props.removeAt(i);}
+	Property value(int i) const {return props.value(i);}
+	Property value(int i, const Property & defaultValue) const {return props.value(i, defaultValue);}
+	void clear() {props.clear();}
+	
+	PropertyStorage copy() const {return PropertyStorage(*this);}
+	int propertiesCount() const {return props.size();}
+	QList<Property> & properties() {return props;}
+	const QList<Property> & properties() const {return props;}
+	const PropertyStorage & propertyStorage() const {return *this;}
+	bool isPropertyExists(const QString & _name) const;
+	void clearProperties() {props.clear();}
+	void addProperty(const Property & p);
+	void addProperty(const QString & _name, const QVariant & _def_value, const QString & _comment = QString(), int _flags = 0) {addProperty(Property(_name, _comment, _def_value, _flags));}
+	void removeProperty(const QString & _name);
+	void removePropertiesByFlag(int flag);
+	void updateProperties(const QList<Property> & properties_, int flag_ignore = 0);
+	Property propertyByName(const QString & name) const;
+	QVariant propertyValueByName(const QString & name) const;
+	void setPropertyValue(const QString & name, const QVariant & value);
+	void setPropertyComment(const QString & name, const QString & comment);
+	void setPropertyFlags(const QString & name, int flags);
+	
+	PropertyStorage & operator <<(const PropertyStorage::Property & p) {props << p; return *this;}
+	PropertyStorage & operator <<(const QList<Property> & p) {props << p; return *this;}
+	PropertyStorage & operator <<(const PropertyStorage & p) {props << p.props; return *this;}
+	Property & operator[](int i) {return props[i];}
+	const Property & operator[](int i) const {return props[i];}
+	
+	static Property parsePropertyLine(QString l);
+	
+protected:
+	QList<Property> props;
+	
+};
+
+inline QDebug operator <<(QDebug s, const PropertyStorage::Property & p) {s.nospace() << p.name << " (0x" << QString::number(p.flags, 16) << ") = " << p.value; return s.space();}
+
+inline QDataStream & operator <<(QDataStream & s, const PropertyStorage & p) {s << p.properties(); return s;}
+inline QDataStream & operator >>(QDataStream & s, PropertyStorage & p) {s >> p.properties(); return s;}
+
+inline QDataStream & operator <<(QDataStream & s, const PropertyStorage::Property & p) {
+	ChunkStream cs;
+	cs << cs.chunk(1, p.name) << cs.chunk(2, p.comment) << cs.chunk(3, p.value) << cs.chunk(4, p.flags);
+	s << cs.data();
+	return s;
+}
+inline QDataStream & operator >>(QDataStream & s, PropertyStorage::Property & p) {
+	ChunkStream cs(s);
+	while (!cs.atEnd()) {
+		switch (cs.read()) {
+		case 1: cs.get(p.name); break;
+		case 2: cs.get(p.comment); break;
+		case 3: cs.get(p.value); break;
+		case 4: cs.get(p.flags); break;
+		}
+	}
+	return s;
+}
+
+
+#endif // PROPERTYSTORAGE_H