Generate DBusBaseNode class to handle the empty nodes.

- Prevent showing Introspection in empty nodes
- fix method generation for objectpath array in signature like a{oa{sa{sv}}}
- Hide Introspectable interface if there is no interface in the node
- Add support for multiple nodes introspection
- addChildNode function to support multiple nodes

Signed-off-by: Emanoil Kotsev <deloptes@gmail.com>

3 files changed, 60 insertions, 6 deletions

diff --git a/src/tools/dbusxml2qt3/classgen.cpp b/src/tools/dbusxml2qt3/classgen.cpp
index 0954e7c..e117387 100644
--- a/src/tools/dbusxml2qt3/classgen.cpp
+++ b/src/tools/dbusxml2qt3/classgen.cpp
@@ -347,6 +347,7 @@ static void writeSourceIncludes(const Class& classData, Class::Role role,
         case Class::Node:
             includes["TQt"].insertString("<tqdom.h>");
             includes["TQt"].insertString("<tqmap.h>");
+            includes["TQt"].insertString("<tqstringlist.h>");
             includes["tqdbus"].insertString("<tqdbusconnection.h>");
             includes["tqdbus"].insertString("<tqdbusmessage.h>");
             break;
@@ -440,6 +441,7 @@ static void openClassDeclaration(const Class& classData,
             stream << endl;
             stream << "    bool registerObject(const TQT_DBusConnection& connection, "
                    << "const TQString& path);" << endl;
+            stream << "    void addChildNode(const TQString& child);" << endl;
             stream << endl;
             stream << "    void unregisterObject();" << endl;
             stream << endl;
diff --git a/src/tools/dbusxml2qt3/main.cpp b/src/tools/dbusxml2qt3/main.cpp
index 747af9e..018bc5d 100644
--- a/src/tools/dbusxml2qt3/main.cpp
+++ b/src/tools/dbusxml2qt3/main.cpp
@@ -119,7 +119,10 @@ int main(int argc, char** argv)
                     {
                         hasIntrospectable = true;
                     }
-                    interfaces << classData;
+                    else
+                    {
+                        interfaces << classData;
+                    }
                 }
             }
         }
@@ -398,6 +401,34 @@ int main(int argc, char** argv)
                                      headerStream, sourceStream);
 
         ClassGenerator::finishStreams(baseName, headerStream, sourceStream);
+
+        // create dummy node to handle the path hierarchy
+        if ( nameParts.size() > 1 ) {
+            TQTextStream headerStreamDBusBaseNode;
+            TQTextStream sourceStreamDBusBaseNode;
+
+            TQString baseName = "DBusBase";
+            Class classDataDBusBaseNode;
+            classDataDBusBaseNode.name = baseName + "Node";
+            TQValueList<Class> interfacesDBusBase =  TQValueList<Class>();
+
+            TQString baseNameDBusBaseNode = baseName.lower() + "Node";
+
+            if (!ClassGenerator::initStreams(baseNameDBusBaseNode, headerStreamDBusBaseNode, sourceStreamDBusBaseNode))
+            {
+                std::cerr << "dbusxml2qt3: interface files, using base name '"
+                          << baseNameDBusBaseNode.local8Bit().data()
+                          << "', could not be opened for writing"
+                          << std::endl;
+                exit(4);
+            }
+
+            ClassGenerator::generateNode(classDataDBusBaseNode,
+                    interfacesDBusBase, baseNameDBusBaseNode,
+                    headerStreamDBusBaseNode, sourceStreamDBusBaseNode);
+
+            ClassGenerator::finishStreams(baseNameDBusBaseNode, headerStreamDBusBaseNode, sourceStreamDBusBaseNode);
+        }
     }
 
     return 0;
diff --git a/src/tools/dbusxml2qt3/methodgen.cpp b/src/tools/dbusxml2qt3/methodgen.cpp
index a7e3427..f86f762 100644
--- a/src/tools/dbusxml2qt3/methodgen.cpp
+++ b/src/tools/dbusxml2qt3/methodgen.cpp
@@ -152,7 +152,7 @@ static bool parseDBusSignature(const TQString& signature, Argument& argument)
             if (!parseDBusSignature(dictSignature.left(1), key)) return false;
 
             Argument value;
-            if (parseDBusSignature(dictSignature.mid(1), value))
+            if (parseDBusSignature(dictSignature.mid(1), value) && !dictSignature.startsWith("oa"))
             {
                 if (!value.subAccessor.isEmpty())
                 {
@@ -535,6 +535,14 @@ static void writeNodeInitialization(const Class& classData,
     stream << "    return true;" << endl;
     stream << "}" << endl;
     stream << endl;
+
+    stream << "void " << classData.name
+           << "::addChildNode(const TQString& child)" << endl;
+    stream << "{" << endl;
+    stream << "    m_private->childrenNodes.append(child);" << endl;
+    stream << "}" << endl;
+    stream << endl;
+
 }
 
 static void writeNodeIntrospection(const Class& classData,
@@ -550,11 +558,14 @@ static void writeNodeIntrospection(const Class& classData,
     stream << "    {" << endl;
     stream << "         nodeElement.setAttribute ( \"name\", objectPath );" << endl;
     stream << "    }" << endl;
-    stream << "    TQDomElement interfaceElement = doc.createElement(\"interface\");"
+    stream << "    // Introspectable is added by default. Show it only if there is interface" << endl;
+    stream << "    if (interfaces.count()>1) {" << endl;
+    stream << "         TQDomElement interfaceElement = doc.createElement(\"interface\");"
            << endl;
-    stream << "    org::freedesktop::DBus::IntrospectableInterface"
+    stream << "         org::freedesktop::DBus::IntrospectableInterface"
            << "::buildIntrospectionData(interfaceElement);" << endl;
-    stream << "    nodeElement.appendChild(interfaceElement);" << endl;
+    stream << "         nodeElement.appendChild(interfaceElement);" << endl;
+    stream << "    }" << endl;
 
     TQValueList<Class>::const_iterator it    = interfaces.begin();
     TQValueList<Class>::const_iterator endIt = interfaces.end();
@@ -563,7 +574,7 @@ static void writeNodeIntrospection(const Class& classData,
         if ((*it).dbusName == "org.freedesktop.DBus.Introspectable") continue;
 
         stream << endl;
-        stream << "    interfaceElement = doc.createElement(\"interface\");"
+        stream << "     TQDomElement interfaceElement = doc.createElement(\"interface\");"
                << endl;
         stream << "    " << (*it).namespaces.join("::") + "::" + (*it).name
                << "Interface::buildIntrospectionData(interfaceElement);" << endl;
@@ -571,6 +582,15 @@ static void writeNodeIntrospection(const Class& classData,
     }
 
     stream << endl;
+    stream << "    if (!childrenNodes.isEmpty()) {" << endl;
+    stream << "        for (TQStringList::Iterator it = childrenNodes.begin(); it != childrenNodes.end(); ++it ) {" << endl;
+    stream << "            TQDomElement nodeElement1 = doc.createElement(\"node\");" << endl;
+    stream << "            nodeElement1.setAttribute ( \"name\", *it );" << endl;
+    stream << "            nodeElement.appendChild(nodeElement1);" << endl;
+    stream << "        }" << endl;
+    stream << "    }" << endl;
+
+    stream << endl;
     stream << "    doc.appendChild(nodeElement);" << endl;
     stream << endl;
 
@@ -1763,6 +1783,7 @@ void MethodGenerator::writeNodePrivate(const Class& classData, TQTextStream& str
     stream << endl;
     stream << "    TQT_DBusConnection connection;" << endl;
     stream << "    TQString objectPath;" << endl;
+    stream << "    TQStringList childrenNodes;" << endl;
     stream << endl;
 
     stream << "protected:" << endl;