QmlDesigner: Add QmlObjectNode::getAllConnections

Change-Id: Id6fa6ecdf1173eea1087057f4317dd1a9c3f6b17
Reviewed-by: Aleksei German <aleksei.german@qt.io>

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

@@ -140,6 +140,8 @@ public:
 
     QList<ModelNode> allTimelines() const;
 
+    QList<ModelNode> getAllConnections() const;
+
 protected:
     NodeInstance nodeInstance() const;
     QmlObjectNode nodeForInstance(const NodeInstance &instance) const;

src/plugins/qmldesigner/designercore/model/qmlobjectnode.cpp

@@ -45,6 +45,7 @@
 #include <qmldesignerplugin.h>
 #endif
 
+#include <utils/algorithm.h>
 #include <utils/qtcassert.h>
 
 #include <QRegularExpression>
@@ -608,6 +609,18 @@ QList<ModelNode> QmlObjectNode::allTimelines() const
     return timelineNodes;
 }
 
+QList<ModelNode> QmlObjectNode::getAllConnections() const
+{
+    if (!isValid())
+        return {};
+
+    auto list = view()->allModelNodesOfType("QtQuick.Connections");
+    return Utils::filtered(list, [this](const ModelNode &connection) {
+        return connection.hasBindingProperty("target")
+               && connection.bindingProperty("target").resolveToModelNode() == modelNode();
+    });
+}
+
 /*!
     Removes a variant property of the object specified by \a name from the
     model.