1 files changed, 151 insertions, 0 deletions
diff --git a/doc/codesnippets/doc/src/snippets/code/src_qdbus_qdbusargument.cpp b/doc/codesnippets/doc/src/snippets/code/src_qdbus_qdbusargument.cpp
new file mode 100644
index 000000000..efd54ac1b
--- /dev/null
+++ b/doc/codesnippets/doc/src/snippets/code/src_qdbus_qdbusargument.cpp
@@ -0,0 +1,151 @@
+//! [0]
+struct MyStructure
+{
+    int count;
+    QString name;
+};
+Q_DECLARE_METATYPE(MyStructure)
+
+// Marshall the MyStructure data into a D-Bus argument
+QDBusArgument &operator<<(QDBusArgument &argument, const MyStructure &mystruct)
+{
+    argument.beginStructure();
+    argument << mystruct.count << mystruct.name;
+    argument.endStructure();
+    return argument;
+}
+
+// Retrieve the MyStructure data from the D-Bus argument
+const QDBusArgument &operator>>(const QDBusArgument &argument, MyStructure &mystruct)
+{
+    argument.beginStructure();
+    argument >> mystruct.count >> mystruct.name;
+    argument.endStructure();
+    return argument;
+}
+//! [0]
+
+
+//! [1]
+qDBusRegisterMetaType<MyStructure>();
+//! [1]
+
+
+//! [2]
+MyType item = qdbus_cast<Type>(argument);
+//! [2]
+
+
+//! [3]
+MyType item;
+argument >> item;
+//! [3]
+
+
+//! [4]
+QDBusArgument &operator<<(QDBusArgument &argument, const MyStructure &mystruct)
+{
+    argument.beginStructure();
+    argument << mystruct.member1 << mystruct.member2 << ... ;
+    argument.endStructure();
+    return argument;
+}
+//! [4]
+
+
+//! [5]
+QDBusArgument &operator<<(QDBusArgument &argument, const MyStructure &mystruct)
+{
+    argument.beginStructure();
+    argument << mystruct.member1 << mystruct.member2;
+
+    argument.beginStructure();
+    argument << mystruct.member3.subMember1 << mystruct.member3.subMember2;
+    argument.endStructure();
+
+    argument << mystruct.member4;
+    argument.endStructure();
+    return argument;
+}
+//! [5]
+
+
+//! [6]
+// append an array of MyElement types
+QDBusArgument &operator<<(QDBusArgument &argument, const MyArray &myarray)
+{
+    argument.beginArray( qMetaTypeId<MyElement>() );
+    for ( int i = 0; i < myarray.length; ++i )
+        argument << myarray.elements[i];
+    argument.endArray();
+    return argument;
+}
+//! [6]
+
+
+//! [7]
+// append a dictionary that associates ints to MyValue types
+QDBusArgument &operator<<(QDBusArgument &argument, const MyDictionary &mydict)
+{
+    argument.beginMap( QVariant::Int, qMetaTypeId<MyValue>() );
+    for ( int i = 0; i < mydict.length; ++i ) {
+        argument.beginMapEntry();
+        argument << mydict.data[i].key << mydict.data[i].value;
+        argument.endMapEntry();
+    }
+    argument.endMap();
+    return argument;
+}
+//! [7]
+
+
+//! [8]
+const QDBusArgument &operator>>(const QDBusArgument &argument, MyStructure &mystruct)
+{
+    argument.beginStructure()
+    argument >> mystruct.member1 >> mystruct.member2 >> mystruct.member3 >> ...;
+    argument.endStructure();
+    return argument;
+}
+//! [8]
+
+
+//! [9]
+// extract a MyArray array of MyElement elements
+const QDBusArgument &operator>>(const QDBusArgument &argument, MyArray &myarray)
+{
+    argument.beginArray();
+    myarray.clear();
+
+    while ( !argument.atEnd() ) {
+        MyElement element;
+        argument >> element;
+        myarray.append( element );
+    }
+
+    argument.endArray();
+    return argument;
+}
+//! [9]
+
+
+//! [10]
+// extract a MyDictionary map that associates ints to MyValue elements
+const QDBusArgument &operator>>(const QDBusArgument &argument, MyDictionary &mydict)
+{
+    argument.beginMap();
+    mydict.clear();
+
+    while ( !argMap.atEnd() ) {
+        int key;
+        MyValue value;
+        argument.beginMapEntry();
+        argument >> key >> value;
+        argument.endMapEntry();
+        mydict.append( key, value );
+    }
+
+    argument.endMap();
+    return argument;
+}
+//! [10]