QmlDesigner: Adding logging to form editor

These logs are useful to debug hints and form editor
behavivour. Adding more if required.
I cleaned up the include order.

Change-Id: I39b8c4e215ba4e6a524f4b00828156d6e56d8eb7
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>

2 files changed, 19 insertions, 6 deletions

diff --git a/src/plugins/qmldesigner/components/formeditor/dragtool.cpp b/src/plugins/qmldesigner/components/formeditor/dragtool.cpp
index e1c39322f5..08629f32fb 100644
--- a/src/plugins/qmldesigner/components/formeditor/dragtool.cpp
+++ b/src/plugins/qmldesigner/components/formeditor/dragtool.cpp
@@ -31,12 +31,15 @@
 #include <nodehints.h>
 #include <rewritingexception.h>
 
-#include <QGraphicsSceneMouseEvent>
 #include <QDebug>
+#include <QGraphicsSceneMouseEvent>
+#include <QLoggingCategory>
 #include <QMimeData>
 #include <QTimer>
 #include <QWidget>
 
+static Q_LOGGING_CATEGORY(dragToolInfo, "qtc.qmldesigner.formeditor");
+
 namespace QmlDesigner {
 
 
@@ -365,7 +368,12 @@ void  DragTool::move(const QPointF &scenePosition, const QList<QGraphicsItem*> &
         if (containerItem && m_movingItem->parentItem() &&
                 containerItem != m_movingItem->parentItem()) {
 
-            if (m_movingItem->qmlItemNode().canBereparentedTo(containerItem->qmlItemNode()))
+            const QmlItemNode movingNode = m_movingItem->qmlItemNode();
+            const QmlItemNode containerNode = containerItem->qmlItemNode();
+
+            qCInfo(dragToolInfo()) << Q_FUNC_INFO << movingNode << containerNode << movingNode.canBereparentedTo(containerNode);
+
+            if (movingNode.canBereparentedTo(containerNode))
                 m_moveManipulator.reparentTo(containerItem);
         }
 
diff --git a/src/plugins/qmldesigner/components/formeditor/movemanipulator.cpp b/src/plugins/qmldesigner/components/formeditor/movemanipulator.cpp
index f591073e5b..88064d386a 100644
--- a/src/plugins/qmldesigner/components/formeditor/movemanipulator.cpp
+++ b/src/plugins/qmldesigner/components/formeditor/movemanipulator.cpp
@@ -28,15 +28,18 @@
 #include "formeditoritem.h"
 #include "formeditorscene.h"
 
-#include <QPointF>
-#include <QDebug>
-
-#include <limits>
 #include <qmlanchors.h>
 #include <nodemetainfo.h>
 #include <variantproperty.h>
 #include <nodeabstractproperty.h>
 
+#include <QDebug>
+#include <QLoggingCategory>
+#include <QPointF>
+
+#include <limits>
+
+static Q_LOGGING_CATEGORY(moveManipulatorInfo, "qtc.qmldesigner.formeditor");
 
 namespace QmlDesigner {
 
@@ -335,6 +338,8 @@ void MoveManipulator::reparentTo(FormEditorItem *newParent)
     if (!itemsCanReparented())
         return;
 
+    qCInfo(moveManipulatorInfo()) << Q_FUNC_INFO << newParent->qmlItemNode();
+
     if (!newParent->qmlItemNode().modelNode().metaInfo().isLayoutable()
             && newParent->qmlItemNode().modelNode().hasParentProperty()) {
         ModelNode grandParent = newParent->qmlItemNode().modelNode().parentProperty().parentModelNode();