QmlDesigner: Add lock functionality to navigator

* Update icon font and change related theme and constants files
* Add locked column to Navigator
* Add auxiliary property "locked"
* Integrate locked feature into the following components:
  * Transition Editor
  * Connection Editor
  * Form Editor
  * Text Editor
  * Timeline
  * Navigator
  * State Editor

Task-number: QDS-826
Change-Id: Ibf3ae96e0d5daeb1ab00279b94df5aaabe75e0bb
Reviewed-by: Miikka Heikkinen <miikka.heikkinen@qt.io>
Reviewed-by: Thomas Hartmann <thomas.hartmann@qt.io>

2 files changed, 20 insertions, 11 deletions

diff --git a/src/plugins/qmldesigner/components/componentcore/designeractionmanager.cpp b/src/plugins/qmldesigner/components/componentcore/designeractionmanager.cpp
index 96d08e5bae..ea34b091cd 100644
--- a/src/plugins/qmldesigner/components/componentcore/designeractionmanager.cpp
+++ b/src/plugins/qmldesigner/components/componentcore/designeractionmanager.cpp
@@ -347,25 +347,27 @@ public:
                     && !selectionContext().currentSingleSelectedNode().isRootNode()
                     && selectionContext().currentSingleSelectedNode().hasParentProperty()) {
 
-                ActionTemplate *selectionAction = new ActionTemplate(QString(), &ModelNodeOperations::select);
-                selectionAction->setParent(menu());
-
                 parentNode = selectionContext().currentSingleSelectedNode().parentProperty().parentModelNode();
 
-                selectionAction->setText(QString(QT_TRANSLATE_NOOP("QmlDesignerContextMenu", "Select parent: %1")).arg(
-                                             captionForModelNode(parentNode)));
+                if (!ModelNode::isThisOrAncestorLocked(parentNode)) {
+                    ActionTemplate *selectionAction = new ActionTemplate(QString(), &ModelNodeOperations::select);
+                    selectionAction->setParent(menu());
+                    selectionAction->setText(QString(QT_TRANSLATE_NOOP("QmlDesignerContextMenu", "Select parent: %1")).arg(
+                                                 captionForModelNode(parentNode)));
 
-                SelectionContext nodeSelectionContext = selectionContext();
-                nodeSelectionContext.setTargetNode(parentNode);
-                selectionAction->setSelectionContext(nodeSelectionContext);
+                    SelectionContext nodeSelectionContext = selectionContext();
+                    nodeSelectionContext.setTargetNode(parentNode);
+                    selectionAction->setSelectionContext(nodeSelectionContext);
 
-                menu()->addAction(selectionAction);
+                    menu()->addAction(selectionAction);
+                }
             }
-            foreach (const ModelNode &node, selectionContext().view()->allModelNodes()) {
+            for (const ModelNode &node : selectionContext().view()->allModelNodes()) {
                 if (node != selectionContext().currentSingleSelectedNode()
                         && node != parentNode
                         && contains(node, selectionContext().scenePosition())
-                        && !node.isRootNode()) {
+                        && !node.isRootNode()
+                        && !ModelNode::isThisOrAncestorLocked(node)) {
                     selectionContext().setTargetNode(node);
                     QString what = QString(QT_TRANSLATE_NOOP("QmlDesignerContextMenu", "Select: %1")).arg(captionForModelNode(node));
                     ActionTemplate *selectionAction = new ActionTemplate(what, &ModelNodeOperations::select);
@@ -377,6 +379,9 @@ public:
                     menu()->addAction(selectionAction);
                 }
             }
+
+            if (menu()->isEmpty())
+                action()->setEnabled(false);
         }
     }
 };
diff --git a/src/plugins/qmldesigner/components/componentcore/theme.h b/src/plugins/qmldesigner/components/componentcore/theme.h
index f6a1df97cc..513965b18f 100644
--- a/src/plugins/qmldesigner/components/componentcore/theme.h
+++ b/src/plugins/qmldesigner/components/componentcore/theme.h
@@ -107,6 +107,8 @@ public:
         idAliasOff,
         idAliasOn,
         listView,
+        lockOff,
+        lockOn,
         mergeCells,
         minus,
         plus,
@@ -129,6 +131,8 @@ public:
         undo,
         upDownIcon,
         upDownSquare2,
+        visibilityOff,
+        visibilityOn,
         wildcard,
         zoomAll,
         zoomIn,