qdoc3: Updates for QTBUG-20739 (no read-only for QML components)

Task-number: QTBUG-20739

4 files changed, 40 insertions, 2 deletions

diff --git a/tools/qdoc3/ditaxmlgenerator.cpp b/tools/qdoc3/ditaxmlgenerator.cpp
index 43d92df..4393e8d 100644
--- a/tools/qdoc3/ditaxmlgenerator.cpp
+++ b/tools/qdoc3/ditaxmlgenerator.cpp
@@ -4398,7 +4398,8 @@ void DitaXmlGenerator::generateDetailedQmlMember(const Node* node,
                 writeStartTag(DT_li);
                 writeGuidAttribute((Node*)qpn);
                 QString attr;
-                if (!qpn->isWritable(myTree))
+                const ClassNode* cn = qpn->declarativeCppNode();
+                if (cn && !qpn->isWritable(myTree))
                     attr = "read-only";
                 if (qpgn->isDefault()) {
                     if (!attr.isEmpty())
diff --git a/tools/qdoc3/htmlgenerator.cpp b/tools/qdoc3/htmlgenerator.cpp
index c7b6490..c0a32d8 100644
--- a/tools/qdoc3/htmlgenerator.cpp
+++ b/tools/qdoc3/htmlgenerator.cpp
@@ -3851,7 +3851,8 @@ void HtmlGenerator::generateDetailedQmlMember(const Node *node,
 
                 out() << "<a name=\"" + refForNode(qpn) + "\"></a>";
 
-                if (!qpn->isWritable(myTree)) {
+                const ClassNode* cn = qpn->declarativeCppNode();
+                if (cn && !qpn->isWritable(myTree)) {
                     out() << "<span class=\"qmlreadonly\">read-only</span>";
                 }
                 if (qpgn->isDefault())
diff --git a/tools/qdoc3/node.cpp b/tools/qdoc3/node.cpp
index e14b08d..f6893fb 100644
--- a/tools/qdoc3/node.cpp
+++ b/tools/qdoc3/node.cpp
@@ -305,6 +305,38 @@ QString Node::ditaXmlHref()
 }
 
 /*!
+  If this node is a QML class node, return a pointer to it.
+  If it is a child of a QML class node, return a pointer to
+  the QML class node. Otherwise, return 0;
+ */
+const QmlClassNode* Node::qmlClassNode() const
+{
+    if (isQmlNode()) {
+        const Node* n = this;
+        while (n && n->subType() != Node::QmlClass)
+            n = n->parent();
+        if (n && n->subType() == Node::QmlClass)
+            return static_cast<const QmlClassNode*>(n);
+    }
+    return 0;
+}
+
+/*!
+  If this node is a QML node, find its QML class node,
+  and return a pointer to the C++ class node from the
+  QML class node. That pointer will be null if the QML
+  class node is a component. It will be non-null if
+  the QML class node is a QML element.
+ */
+const ClassNode* Node::declarativeCppNode() const
+{
+    const QmlClassNode* qcn = qmlClassNode();
+    if (qcn)
+        return qcn->classNode();
+    return 0;
+}
+
+/*!
   \class InnerNode
  */
 
diff --git a/tools/qdoc3/node.h b/tools/qdoc3/node.h
index 2887923..3b031b6 100644
--- a/tools/qdoc3/node.h
+++ b/tools/qdoc3/node.h
@@ -59,8 +59,10 @@
 QT_BEGIN_NAMESPACE
 
 class Node;
+class ClassNode;
 class InnerNode;
 class ExampleNode;
+class QmlClassNode;
 
 typedef QMap<QString, const Node*> NodeMap;
 typedef QMultiMap<QString, Node*> NodeMultiMap;
@@ -200,6 +202,8 @@ class Node
     QString guid() const;
     QString ditaXmlHref();
     QString extractClassName(const QString &string) const;
+    const QmlClassNode* qmlClassNode() const;
+    const ClassNode* declarativeCppNode() const;
 
  protected:
     Node(Type type, InnerNode* parent, const QString& name);