introduce QXmppElementList

2 files changed, 38 insertions, 5 deletions

diff --git a/source/QXmppElement.cpp b/source/QXmppElement.cpp
index 3820f35e..5bcbeed6 100644
--- a/source/QXmppElement.cpp
+++ b/source/QXmppElement.cpp
@@ -73,16 +73,24 @@ void QXmppElement::setAttribute(const QString &name, const QString &value)
     m_attributes.insert(name, value);
 }
 
-QList<QXmppElement> QXmppElement::children() const
+QXmppElementList QXmppElement::children() const
 {
     return m_children;
 }
 
-void QXmppElement::setChildren(QList<QXmppElement> &children)
+void QXmppElement::setChildren(const QXmppElementList &children)
 {
     m_children = children;
 }
 
+QXmppElement QXmppElement::firstChild(const QString &name) const
+{
+    foreach (const QXmppElement &child, m_children)
+        if (child.tagName() == name)
+            return child;
+    return QXmppElement();
+}
+
 bool QXmppElement::isNull() const
 {
     return m_tagName.isEmpty();
@@ -122,3 +130,18 @@ void QXmppElement::toXml(QXmlStreamWriter *writer) const
     writer->writeEndElement();
 }
 
+QXmppElementList::QXmppElementList()
+{
+}
+
+QXmppElementList::QXmppElementList(const QXmppElement &element)
+{
+    append(element);
+}
+
+
+QXmppElementList::QXmppElementList(const QList<QXmppElement> &other)
+    : QList<QXmppElement>(other)
+{
+}
+
diff --git a/source/QXmppElement.h b/source/QXmppElement.h
index d684ddd3..58ec6918 100644
--- a/source/QXmppElement.h
+++ b/source/QXmppElement.h
@@ -29,6 +29,15 @@
 #include <QXmlStreamWriter>
 
 class QDomElement;
+class QXmppElement;
+
+class QXmppElementList : public QList<QXmppElement>
+{
+public:
+    QXmppElementList();
+    QXmppElementList(const QXmppElement &element);
+    QXmppElementList(const QList<QXmppElement> &other);
+};
 
 class QXmppElement
 {
@@ -41,8 +50,9 @@ public:
     QString attribute(const QString &name) const;
     void setAttribute(const QString &name, const QString &value);
 
-    QList<QXmppElement> children() const;
-    void setChildren(QList<QXmppElement> &children);
+    QXmppElementList children() const;
+    QXmppElement firstChild(const QString &name) const;
+    void setChildren(const QXmppElementList &children);
 
     QString tagName() const;
     void setTagName(const QString &type);
@@ -55,7 +65,7 @@ public:
 
 private:
     QMap<QString, QString> m_attributes;
-    QList<QXmppElement> m_children;
+    QXmppElementList m_children;
     QString m_tagName;
     QString m_value;
 };