QmlDesigner: Inspect components for existing states

For each created items we retrieve a list of the names
of all existing states.

Task-number: QDS-1978
Change-Id: I8e85e439fce3c6204cb8bcf69f6be847cc8dae5c
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>

share/qtcreator/qml/qmlpuppet/interfaces/commondefines.h

@@ -34,6 +34,7 @@ enum InformationName
 {
     NoName,
     NoInformationChange = NoName,
+    AllStates,
     Size,
     BoundingRect,
     Transform,

share/qtcreator/qml/qmlpuppet/qml2puppet/instances/nodeinstanceserver.cpp

@@ -1061,6 +1061,7 @@ static QVector<InformationContainer> createInformationVector(const QList<ServerN
             informationVector.append(InformationContainer(instance.instanceId(), PenWidth, instance.penWidth()));
             informationVector.append(InformationContainer(instance.instanceId(), IsAnchoredByChildren, instance.isAnchoredByChildren()));
             informationVector.append(InformationContainer(instance.instanceId(), IsAnchoredBySibling, instance.isAnchoredBySibling()));
+            informationVector.append(InformationContainer(instance.instanceId(), AllStates, instance.allStates()));
 
             informationVector.append(InformationContainer(instance.instanceId(), HasAnchor, PropertyName("anchors.fill"), instance.hasAnchor("anchors.fill")));
             informationVector.append(InformationContainer(instance.instanceId(), HasAnchor, PropertyName("anchors.centerIn"), instance.hasAnchor("anchors.centerIn")));

share/qtcreator/qml/qmlpuppet/qml2puppet/instances/objectnodeinstance.cpp

@@ -871,6 +871,11 @@ void ObjectNodeInstance::deactivateState()
 {
 }
 
+QStringList ObjectNodeInstance::allStates() const
+{
+    return {};
+}
+
 void ObjectNodeInstance::populateResetHashes()
 {
     QmlPrivateGate::registerCustomData(object());

share/qtcreator/qml/qmlpuppet/qml2puppet/instances/objectnodeinstance.h

@@ -148,6 +148,7 @@ public:
 
     virtual void activateState();
     virtual void deactivateState();
+    virtual QStringList allStates() const;
 
     void populateResetHashes();
     bool hasValidResetBinding(const PropertyName &propertyName) const;

share/qtcreator/qml/qmlpuppet/qml2puppet/instances/quickitemnodeinstance.cpp

@@ -232,6 +232,20 @@ QList<QQuickItem *> QuickItemNodeInstance::allItemsRecursive() const
     return itemList;
 }
 
+QStringList QuickItemNodeInstance::allStates() const
+{
+    QStringList list;
+
+    QList<QObject*> stateList = DesignerSupport::statesForItem(quickItem());
+    for (QObject *state : stateList) {
+        QQmlProperty property(state, "name");
+        if (property.isValid())
+            list.append(property.read().toString());
+    }
+
+    return list;
+}
+
 QRectF QuickItemNodeInstance::contentItemBoundingBox() const
 {
     if (contentItem()) {

share/qtcreator/qml/qmlpuppet/qml2puppet/instances/quickitemnodeinstance.h

@@ -96,6 +96,7 @@ public:
     void doComponentComplete() override;
 
     QList<QQuickItem*> allItemsRecursive() const override;
+    QStringList allStates() const override;
 
 protected:
     explicit QuickItemNodeInstance(QQuickItem*);

share/qtcreator/qml/qmlpuppet/qml2puppet/instances/servernodeinstance.cpp

@@ -661,6 +661,14 @@ QList<ServerNodeInstance> ServerNodeInstance::stateInstances() const
     return m_nodeInstance->stateInstances();
 }
 
+QStringList ServerNodeInstance::allStates() const
+{
+    if (isValid())
+        return m_nodeInstance->allStates();
+
+    return {};
+}
+
 Internal::ObjectNodeInstance::Pointer ServerNodeInstance::internalInstance() const
 {
     return m_nodeInstance;

share/qtcreator/qml/qmlpuppet/qml2puppet/instances/servernodeinstance.h

@@ -164,6 +164,7 @@ public:
     QSharedPointer<Internal::ObjectNodeInstance> internalInstance() const;
 
     QList<ServerNodeInstance> stateInstances() const;
+    QStringList allStates() const;
 
     static bool isSubclassOf(QObject *object, const QByteArray &superTypeName);
 

src/plugins/qmldesigner/designercore/include/nodeinstance.h

@@ -90,6 +90,7 @@ public:
     bool hasAnchors() const;
     QString error() const;
     bool hasError() const;
+    QStringList allStateNames() const;
 
 protected:
     void setProperty(const PropertyName &name, const QVariant &value);
@@ -117,6 +118,7 @@ protected:
     InformationName setInformationAnchor(const PropertyName &sourceAnchorLine, const PropertyName &targetAnchorLine, qint32 targetInstanceId);
     InformationName setInformationInstanceTypeForProperty(const PropertyName &property, const TypeName &type);
     InformationName setInformationHasBindingForProperty(const PropertyName &property, bool hasProperty);
+    InformationName setAllStates(const QStringList &states);
 
     void setParentId(qint32 instanceId);
     void setRenderPixmap(const QImage &image);

src/plugins/qmldesigner/designercore/instances/nodeinstance.cpp

@@ -76,6 +76,7 @@ public:
     QString errorMessage;
 
     QHash<PropertyName, QPair<PropertyName, qint32> > anchors;
+    QStringList allStates;
 };
 
 NodeInstance::NodeInstance() = default;
@@ -169,6 +170,10 @@ bool NodeInstance::hasError() const
     return !d->errorMessage.isEmpty();
 }
 
+QStringList NodeInstance::allStateNames() const
+{
+    return d->allStates;
+}
 
 bool NodeInstance::isValid() const
 {
@@ -592,6 +597,16 @@ InformationName NodeInstance::setInformationHasBindingForProperty(const Property
     return NoInformationChange;
 }
 
+InformationName NodeInstance::setAllStates(const QStringList &states)
+{
+    if (d->allStates != states) {
+        d->allStates = states;
+        return AllStates;
+    }
+
+    return NoInformationChange;
+}
+
 InformationName NodeInstance::setInformation(InformationName name, const QVariant &information, const QVariant &secondInformation, const QVariant &thirdInformation)
 {
     switch (name) {
@@ -614,6 +629,7 @@ InformationName NodeInstance::setInformation(InformationName name, const QVarian
     case Anchor: return setInformationAnchor(information.toByteArray(), secondInformation.toByteArray(), thirdInformation.value<qint32>());
     case InstanceTypeForProperty: return setInformationInstanceTypeForProperty(information.toByteArray(), secondInformation.toByteArray());
     case HasBindingForProperty: return setInformationHasBindingForProperty(information.toByteArray(), secondInformation.toBool());
+    case AllStates: return setAllStates(information.toStringList());
     case NoName:
     default: break;
     }