public override void BuildContextualMenu(ContextualMenuPopulateEvent evt)
{
// Disable the context menu for the stack. This prevents a duplicate "disconnect all"
// option from getting registered which grays out stack block node's option.
}
/// <summary>
/// Add the New Group entry to the context menu
/// </summary>
/// <param name="evt"></param>
protected virtual void BuildGroupContextualMenu(ContextualMenuPopulateEvent evt)
{
Vector2 position = (evt.currentTarget as VisualElement).ChangeCoordinatesTo(contentViewContainer, evt.localMousePosition);
evt.menu.AppendAction("New Group", (e) => AddSelectionsToGroup(AddGroup(new Group("New Group", position))), DropdownMenuAction.AlwaysEnabled);
}
protected void BuildViewContextualMenu(ContextualMenuPopulateEvent evt)
{
evt.menu.AppendAction("View/Processor", (e) => ToggleView <ProcessorView>(), (e) => GetPinnedElementStatus <ProcessorView>());
}
void BuildContextualMenu(ContextualMenuPopulateEvent evt)
{
evt.menu.AppendAction("Rename", (a) => OpenTextEditor(), DropdownMenu.MenuAction.AlwaysEnabled);
}
void OnContextualMenuEvent(ContextualMenuPopulateEvent evt)
{
GraphView.BuildContextualMenu(evt);
}
void BuildContextualMenu(ContextualMenuPopulateEvent evt)
{
evt.menu.AppendAction("Reset Reference", e => { ResetReferenceAction(); }, DropdownMenuAction.AlwaysEnabled);
}
public override void BuildContextualMenu(ContextualMenuPopulateEvent evt)
{
}
public override void BuildContextualMenu(ContextualMenuPopulateEvent evt)
{
evt.menu.AppendAction("Unpack Output", ToggleUnpackOutput, UnpackOutputStatus);
base.BuildContextualMenu(evt);
}
public override void BuildContextualMenu(ContextualMenuPopulateEvent evt)
{
Vector2 mousePosition = evt.mousePosition;
base.BuildContextualMenu(evt);
if (evt.target is GraphView)
{
evt.menu.InsertAction(1, "Create Sticky Note", (e) => { AddStickyNote(mousePosition); });
foreach (AbstractMaterialNode node in graph.GetNodes <AbstractMaterialNode>())
{
if (node.hasPreview && node.previewExpanded == true)
{
evt.menu.InsertAction(2, "Collapse All Previews", CollapsePreviews, (a) => DropdownMenuAction.Status.Normal);
}
if (node.hasPreview && node.previewExpanded == false)
{
evt.menu.InsertAction(2, "Expand All Previews", ExpandPreviews, (a) => DropdownMenuAction.Status.Normal);
}
}
evt.menu.AppendSeparator();
}
if (evt.target is GraphView || evt.target is Node)
{
if (evt.target is Node node)
{
if (!selection.Contains(node))
{
selection.Clear();
selection.Add(node);
}
}
InitializeViewSubMenu(evt);
InitializePrecisionSubMenu(evt);
evt.menu.AppendAction("Convert To/Sub-graph", ConvertToSubgraph, ConvertToSubgraphStatus);
evt.menu.AppendAction("Convert To/Inline Node", ConvertToInlineNode, ConvertToInlineNodeStatus);
evt.menu.AppendAction("Convert To/Property", ConvertToProperty, ConvertToPropertyStatus);
evt.menu.AppendSeparator();
var editorView = GetFirstAncestorOfType <GraphEditorView>();
if (editorView.colorManager.activeSupportsCustom && selection.OfType <MaterialNodeView>().Any())
{
evt.menu.AppendSeparator();
evt.menu.AppendAction("Color/Change...", ChangeCustomNodeColor,
eventBase => DropdownMenuAction.Status.Normal);
evt.menu.AppendAction("Color/Reset", menuAction =>
{
graph.owner.RegisterCompleteObjectUndo("Reset Node Color");
foreach (var selectable in selection)
{
if (selectable is MaterialNodeView nodeView)
{
nodeView.node.ResetColor(editorView.colorManager.activeProviderName);
editorView.colorManager.UpdateNodeView(nodeView);
}
}
}, eventBase => DropdownMenuAction.Status.Normal);
}
if (selection.OfType <IShaderNodeView>().Count() == 1)
{
evt.menu.AppendSeparator();
evt.menu.AppendAction("Open Documentation _F1", SeeDocumentation, SeeDocumentationStatus);
}
if (selection.OfType <IShaderNodeView>().Count() == 1 && selection.OfType <IShaderNodeView>().First().node is SubGraphNode)
{
evt.menu.AppendSeparator();
evt.menu.AppendAction("Open Sub Graph", OpenSubGraph, (a) => DropdownMenuAction.Status.Normal);
}
}
evt.menu.AppendSeparator();
// This needs to work on nodes, groups and properties
if ((evt.target is Node) || (evt.target is StickyNote))
{
evt.menu.AppendAction("Group Selection %g", _ => GroupSelection(), (a) =>
{
List <ISelectable> filteredSelection = new List <ISelectable>();
foreach (ISelectable selectedObject in selection)
{
if (selectedObject is Group)
{
return(DropdownMenuAction.Status.Disabled);
}
GraphElement ge = selectedObject as GraphElement;
if (ge.userData is IGroupItem)
{
filteredSelection.Add(ge);
}
}
if (filteredSelection.Count > 0)
{
return(DropdownMenuAction.Status.Normal);
}
return(DropdownMenuAction.Status.Disabled);
});
evt.menu.AppendAction("Ungroup Selection %u", _ => RemoveFromGroupNode(), (a) =>
{
List <ISelectable> filteredSelection = new List <ISelectable>();
foreach (ISelectable selectedObject in selection)
{
if (selectedObject is Group)
{
return(DropdownMenuAction.Status.Disabled);
}
GraphElement ge = selectedObject as GraphElement;
if (ge.userData is IGroupItem)
{
if (ge.GetContainingScope() is Group)
{
filteredSelection.Add(ge);
}
}
}
if (filteredSelection.Count > 0)
{
return(DropdownMenuAction.Status.Normal);
}
return(DropdownMenuAction.Status.Disabled);
});
}
if (evt.target is ShaderGroup shaderGroup)
{
if (!selection.Contains(shaderGroup))
{
selection.Add(shaderGroup);
}
var data = shaderGroup.userData;
int count = evt.menu.MenuItems().Count;
evt.menu.InsertAction(count, "Delete Group and Contents", (e) => RemoveNodesInsideGroup(e, data), DropdownMenuAction.AlwaysEnabled);
}
if (evt.target is BlackboardField)
{
evt.menu.AppendAction("Delete", (e) => DeleteSelectionImplementation("Delete", AskUser.DontAskUser), (e) => canDeleteSelection ? DropdownMenuAction.Status.Normal : DropdownMenuAction.Status.Disabled);
}
}
public void BuildElementContextualMenu(ContextualMenuPopulateEvent evt, VisualElement target)
{
var documentElement = target.GetProperty(BuilderConstants.ElementLinkedDocumentVisualElementVEPropertyName) as VisualElement;
var isValidTarget = documentElement != null && (documentElement.IsPartOfCurrentDocument() || documentElement.GetStyleComplexSelector() != null);
if (isValidTarget)
{
evt.StopImmediatePropagation();
}
evt.menu.AppendAction(
"Copy",
a =>
{
m_Selection.Select(null, documentElement);
if (documentElement.IsPartOfCurrentDocument() || documentElement.GetStyleComplexSelector() != null)
{
m_PaneWindow.commandHandler.PerformActionOnSelection(
m_PaneWindow.commandHandler.CopyElement,
m_PaneWindow.commandHandler.ClearCopyBuffer);
}
},
isValidTarget
? DropdownMenuAction.Status.Normal
: DropdownMenuAction.Status.Disabled);
evt.menu.AppendAction(
"Paste",
a =>
{
m_Selection.Select(null, documentElement);
m_PaneWindow.commandHandler.Paste();
},
string.IsNullOrEmpty(BuilderEditorUtility.SystemCopyBuffer)
? DropdownMenuAction.Status.Disabled
: DropdownMenuAction.Status.Normal);
evt.menu.AppendSeparator();
evt.menu.AppendAction(
"Rename",
a =>
{
m_Selection.Select(null, documentElement);
var explorerItemElement = documentElement.GetProperty(BuilderConstants.ElementLinkedExplorerItemVEPropertyName) as BuilderExplorerItem;
if (explorerItemElement == null)
{
return;
}
explorerItemElement.ActivateRenameElementMode();
},
documentElement != null && documentElement.IsPartOfCurrentDocument()
? DropdownMenuAction.Status.Normal
: DropdownMenuAction.Status.Disabled);
evt.menu.AppendAction(
"Duplicate",
a =>
{
m_Selection.Select(null, documentElement);
if (documentElement.IsPartOfCurrentDocument() || documentElement.GetStyleComplexSelector() != null)
{
m_PaneWindow.commandHandler.PerformActionOnSelection(
m_PaneWindow.commandHandler.DuplicateElement,
m_PaneWindow.commandHandler.ClearCopyBuffer,
m_PaneWindow.commandHandler.Paste);
}
},
isValidTarget
? DropdownMenuAction.Status.Normal
: DropdownMenuAction.Status.Disabled);
evt.menu.AppendSeparator();
evt.menu.AppendAction(
"Delete",
a =>
{ m_Selection.Select(null, documentElement);
m_PaneWindow.commandHandler.DeleteElement(documentElement);
m_PaneWindow.commandHandler.ClearSelectionNotify(); },
isValidTarget
? DropdownMenuAction.Status.Normal
: DropdownMenuAction.Status.Disabled);
}
void OnSceneContextMenu(ContextualMenuPopulateEvent evt)
{
evt.menu.AppendAction(k_PingSubSceneInHierarchy, OnPingSubSceneInHierarchy);
evt.menu.AppendAction(k_PingSubSceneInProjectWindow, OnPingSubSceneAsset);
}
/// <summary>
/// Add the New Stack entry to the context menu
/// </summary>
/// <param name="evt"></param>
protected void BuildStackNodeContextualMenu(ContextualMenuPopulateEvent evt)
{
Vector2 position = (evt.currentTarget as VisualElement).ChangeCoordinatesTo(contentViewContainer, evt.localMousePosition);
evt.menu.AppendAction("New Stack", (e) => AddStackNode(new BaseStackNode(position)), DropdownMenuAction.AlwaysEnabled);
}
public override void BuildContextualMenu(ContextualMenuPopulateEvent evt)
{
BuildStackNodeContextualMenu(evt);
base.BuildContextualMenu(evt);
}
void BuildContextualMenu(ContextualMenuPopulateEvent evt)
{
evt.menu.AppendAction("Rename", (a) => OpenTextEditor(), DropdownMenuAction.AlwaysEnabled);
evt.menu.AppendAction("Delete", (a) => _removeAction(parameter), DropdownMenuAction.AlwaysEnabled);
evt.StopPropagation();
}
private static void BuildContextualMenu(ContextualMenuPopulateEvent evt)
{
}
private void BuildNameFieldContextualMenu(ContextualMenuPopulateEvent evt)
{
BuildNameFieldContextualMenu(evt.menu, evt.target);
}
public void BuildContextualMenu(ContextualMenuPopulateEvent evt)
{
}
public override void BuildContextualMenu(ContextualMenuPopulateEvent evt)
{
if (evt.target == this || selection.FindAll(s => s is VisualElement ve && ve.userData is MathNode).Contains(evt.target as ISelectable))
{
evt.menu.AppendAction("Group Selection (Placemats)", AddToPlacematAction, a =>
{
List <ISelectable> filteredSelection = new List <ISelectable>();
foreach (ISelectable selectedObject in selection)
{
VisualElement ve = selectedObject as VisualElement;
if (ve?.userData is MathNode)
{
filteredSelection.Add(selectedObject);
}
}
return(filteredSelection.Count > 0 ? DropdownMenuAction.Status.Normal : DropdownMenuAction.Status.Disabled);
});
evt.menu.AppendAction("Group Selection", AddToGroupNode, a =>
{
List <ISelectable> filteredSelection = new List <ISelectable>();
foreach (ISelectable selectedObject in selection)
{
VisualElement ve = selectedObject as VisualElement;
// Disabled if at least one group is selected or if the selected element is in a stack
if (ve.userData is MathGroupNode || ve.parent is StackNode)
{
return(DropdownMenuAction.Status.Disabled);
}
else if (ve.userData is MathNode)
{
filteredSelection.Add(selectedObject);
}
}
if (filteredSelection.Count > 0)
{
return(DropdownMenuAction.Status.Normal);
}
else
{
return(DropdownMenuAction.Status.Disabled);
}
});
evt.menu.AppendAction("Ungroup Selection", RemoveFromGroupNode, a =>
{
List <ISelectable> filteredSelection = new List <ISelectable>();
foreach (ISelectable selectedObject in selection)
{
VisualElement ve = selectedObject as VisualElement;
// Disabled if at least one group is selected
if (ve.userData is MathGroupNode)
{
return(DropdownMenuAction.Status.Disabled);
}
else if (ve.userData is MathNode)
{
var selectedNode = selectedObject as Node;
if (selectedNode.GetContainingScope() is Group)
{
filteredSelection.Add(selectedObject);
}
}
}
if (filteredSelection.Count > 0)
{
return(DropdownMenuAction.Status.Normal);
}
else
{
return(DropdownMenuAction.Status.Disabled);
}
});
evt.menu.AppendAction("Scope Selection", AddToScope, (a) =>
{
List <ISelectable> filteredSelection = new List <ISelectable>();
foreach (ISelectable selectedObject in selection)
{
GraphElement graphElement = selectedObject as GraphElement;
// Disabled if at least one group is selected
if (graphElement.userData is MathNode)
{
Scope scope = graphElement.GetContainingScope();
if (scope != null)
{
return(DropdownMenuAction.Status.Disabled);
}
filteredSelection.Add(selectedObject);
}
}
if (filteredSelection.Count > 0)
{
return(DropdownMenuAction.Status.Normal);
}
else
{
return(DropdownMenuAction.Status.Disabled);
}
});
evt.menu.AppendAction("Unscope Selection", RemoveFromScope, (a) =>
{
List <ISelectable> filteredSelection = new List <ISelectable>();
foreach (ISelectable selectedObject in selection)
{
GraphElement graphElement = selectedObject as GraphElement;
if (graphElement.userData is MathNode)
{
Scope scope = graphElement.GetContainingScope();
if (scope != null && !(scope is Group))
{
filteredSelection.Add(graphElement);
}
}
}
if (filteredSelection.Count > 0)
{
return(DropdownMenuAction.Status.Normal);
}
else
{
return(DropdownMenuAction.Status.Disabled);
}
});
evt.menu.AppendSeparator();
}
if (evt.target == this)
{
evt.menu.AppendAction("Create Group", CreateGroupNode, DropdownMenuAction.AlwaysEnabled);
evt.menu.AppendAction("Create Stack", CreateStackNode, DropdownMenuAction.AlwaysEnabled);
evt.menu.AppendAction("Create Renamable Stack", CreateRenamableStackNode, DropdownMenuAction.AlwaysEnabled);
evt.menu.AppendAction("Create Placemat", CreatePlacemat, DropdownMenuAction.AlwaysEnabled);
evt.menu.AppendAction("Create StickyNote", CreateStickyNote, DropdownMenuAction.AlwaysEnabled);
}
base.BuildContextualMenu(evt);
evt.menu.AppendAction("Rename Graph View", a =>
{
name = name.First() == 'A' ? "A" + name : "A " + name;
m_SimpleGraphViewWindow.titleContent.text = name;
}, DropdownMenuAction.AlwaysEnabled);
}
public override void BuildContextualMenu(ContextualMenuPopulateEvent evt)
{
evt.menu.AppendAction("View Documentation", action => ViewDocumentation(typeof(Graph)));
evt.menu.AppendSeparator();
evt.StopPropagation();
}
private void AddContextMenuOptions(ContextualMenuPopulateEvent contextualMenuPopulateEvent,
Tuple <string, Action>[] contextualMenuOptions) =>
AddContextMenuOptions(contextualMenuPopulateEvent.menu, contextualMenuOptions);
/// <inheritdoc />
protected override void OnSeparatorContextualMenuEvent(ContextualMenuPopulateEvent evt, int separatorIndex)
{
// TODO: write the context menu for stack node
}
protected virtual void OnSeparatorContextualMenuEvent(ContextualMenuPopulateEvent evt, int separatorIndex)
{
}
public override void BuildContextualMenu(ContextualMenuPopulateEvent evt)
{
base.BuildContextualMenu(evt);
if (evt.target is GraphView || evt.target is Node)
{
evt.menu.AppendAction("Convert To Sub-graph", ConvertToSubgraph, ConvertToSubgraphStatus);
evt.menu.AppendAction("Convert To Inline Node", ConvertToInlineNode, ConvertToInlineNodeStatus);
evt.menu.AppendAction("Convert To Property", ConvertToProperty, ConvertToPropertyStatus);
evt.menu.AppendAction("Group Selection", _ => GroupSelection(), (a) =>
{
List <ISelectable> filteredSelection = new List <ISelectable>();
foreach (ISelectable selectedObject in selection)
{
if (selectedObject is Group)
{
return(DropdownMenuAction.Status.Disabled);
}
VisualElement ve = selectedObject as VisualElement;
if (ve.userData is AbstractMaterialNode)
{
var selectedNode = selectedObject as Node;
if (selectedNode.GetContainingScope() is Group)
{
return(DropdownMenuAction.Status.Disabled);
}
filteredSelection.Add(selectedObject);
}
}
if (filteredSelection.Count > 0)
{
return(DropdownMenuAction.Status.Normal);
}
else
{
return(DropdownMenuAction.Status.Disabled);
}
});
evt.menu.AppendAction("Ungroup Selection", RemoveFromGroupNode, (a) =>
{
List <ISelectable> filteredSelection = new List <ISelectable>();
foreach (ISelectable selectedObject in selection)
{
if (selectedObject is Group)
{
return(DropdownMenuAction.Status.Disabled);
}
VisualElement ve = selectedObject as VisualElement;
if (ve.userData is AbstractMaterialNode)
{
var selectedNode = selectedObject as Node;
if (selectedNode.GetContainingScope() is Group)
{
filteredSelection.Add(selectedObject);
}
}
}
if (filteredSelection.Count > 0)
{
return(DropdownMenuAction.Status.Normal);
}
else
{
return(DropdownMenuAction.Status.Disabled);
}
});
var editorView = GetFirstAncestorOfType <GraphEditorView>();
if (editorView.colorManager.activeSupportsCustom && selection.OfType <MaterialNodeView>().Any())
{
evt.menu.AppendSeparator();
evt.menu.AppendAction("Color/Change...", ChangeCustomNodeColor,
eventBase => DropdownMenuAction.Status.Normal);
evt.menu.AppendAction("Color/Reset", menuAction =>
{
graph.owner.RegisterCompleteObjectUndo("Reset Node Color");
foreach (var selectable in selection)
{
if (selectable is MaterialNodeView nodeView)
{
nodeView.node.ResetColor(editorView.colorManager.activeProviderName);
editorView.colorManager.UpdateNodeView(nodeView);
}
}
}, eventBase => DropdownMenuAction.Status.Normal);
}
if (selection.OfType <IShaderNodeView>().Count() == 1)
{
evt.menu.AppendSeparator();
evt.menu.AppendAction("Open Documentation", SeeDocumentation, SeeDocumentationStatus);
}
if (selection.OfType <IShaderNodeView>().Count() == 1 && selection.OfType <IShaderNodeView>().First().node is SubGraphNode)
{
evt.menu.AppendSeparator();
evt.menu.AppendAction("Open Sub Graph", OpenSubGraph, (a) => DropdownMenuAction.Status.Normal);
}
}
else if (evt.target is BlackboardField)
{
evt.menu.AppendAction("Delete", (e) => DeleteSelectionImplementation("Delete", AskUser.DontAskUser), (e) => canDeleteSelection ? DropdownMenuAction.Status.Normal : DropdownMenuAction.Status.Disabled);
}
if (evt.target is MaterialGraphView)
{
evt.menu.AppendAction("Collapse Previews", CollapsePreviews, (a) => DropdownMenuAction.Status.Normal);
evt.menu.AppendAction("Expand Previews", ExpandPreviews, (a) => DropdownMenuAction.Status.Normal);
evt.menu.AppendSeparator();
}
}
public override void BuildContextualMenu(ContextualMenuPopulateEvent evt)
{
evt.menu.AppendAction(OpenScriptMenu, (e) => OpenUniNodeSourceCode());
evt.menu.AppendAction(PortsInfoMenu, (e) => ShowPortsValues());
base.BuildContextualMenu(evt);
}
void OnContextualMenu(ContextualMenuPopulateEvent evt)
{
// If popping a contextual menu on a GraphElement, add the cut/copy actions.
BuildContextualMenu(evt);
}
public override void BuildContextualMenu(ContextualMenuPopulateEvent evt)
{
base.BuildContextualMenu(evt);
if (evt.target is GraphView || evt.target is Node)
{
evt.menu.AppendAction("Convert To Sub-graph", ConvertToSubgraph, ConvertToSubgraphStatus);
evt.menu.AppendAction("Convert To Inline Node", ConvertToInlineNode, ConvertToInlineNodeStatus);
evt.menu.AppendAction("Convert To Property", ConvertToProperty, ConvertToPropertyStatus);
evt.menu.AppendAction("Group Selection", GroupSelection, (a) =>
{
List<ISelectable> filteredSelection = new List<ISelectable>();
foreach (ISelectable selectedObject in selection)
{
if (selectedObject is Group)
return DropdownMenuAction.Status.Disabled;
VisualElement ve = selectedObject as VisualElement;
if (ve.userData is AbstractMaterialNode)
{
var selectedNode = selectedObject as Node;
if (selectedNode.GetContainingScope() is Group)
return DropdownMenuAction.Status.Disabled;
filteredSelection.Add(selectedObject);
}
}
if (filteredSelection.Count > 0)
return DropdownMenuAction.Status.Normal;
else
return DropdownMenuAction.Status.Disabled;
});
evt.menu.AppendAction("Ungroup Selection", RemoveFromGroupNode, (a) =>
{
List<ISelectable> filteredSelection = new List<ISelectable>();
foreach (ISelectable selectedObject in selection)
{
if (selectedObject is Group)
return DropdownMenuAction.Status.Disabled;
VisualElement ve = selectedObject as VisualElement;
if (ve.userData is AbstractMaterialNode)
{
var selectedNode = selectedObject as Node;
if (selectedNode.GetContainingScope() is Group)
filteredSelection.Add(selectedObject);
}
}
if (filteredSelection.Count > 0)
return DropdownMenuAction.Status.Normal;
else
return DropdownMenuAction.Status.Disabled;
});
if (selection.OfType<MaterialNodeView>().Count() == 1)
{
evt.menu.AppendSeparator();
evt.menu.AppendAction("Open Documentation", SeeDocumentation, SeeDocumentationStatus);
}
if (selection.OfType<MaterialNodeView>().Count() == 1 && selection.OfType<MaterialNodeView>().First().node is SubGraphNode)
{
evt.menu.AppendSeparator();
evt.menu.AppendAction("Open Sub Graph", OpenSubGraph, (a) => DropdownMenuAction.Status.Normal);
}
}
else if (evt.target is BlackboardField)
{
evt.menu.AppendAction("Delete", (e) => DeleteSelectionImplementation("Delete", AskUser.DontAskUser), (e) => canDeleteSelection ? DropdownMenuAction.Status.Normal : DropdownMenuAction.Status.Disabled);
}
if (evt.target is MaterialGraphView)
{
evt.menu.AppendAction("Collapse Previews", CollapsePreviews, (a) => DropdownMenuAction.Status.Normal);
evt.menu.AppendAction("Expand Previews", ExpandPreviews, (a) => DropdownMenuAction.Status.Normal);
evt.menu.AppendSeparator();
}
}
protected void BuildCommentBlockContextualMenu(ContextualMenuPopulateEvent evt)
{
Vector2 position = evt.mousePosition - (Vector2)viewTransform.position;
evt.menu.AppendAction("Comment Block", (e) => AddSelectionsToCommentBlock(AddCommentBlock(new CommentBlock("New Comment Block", position))), DropdownMenuAction.AlwaysEnabled);
}
public void BuildContextualMenu(ContextualMenuPopulateEvent evt)
{
evt.menu.AppendAction("Check All", CheckAll, DropdownMenuAction.AlwaysEnabled);
evt.menu.AppendAction("Check None", CheckNone, DropdownMenuAction.AlwaysEnabled);
}
protected void BuildSelectAssetContextualMenu(ContextualMenuPopulateEvent evt)
{
evt.menu.AppendAction("Select Asset", (e) => EditorGUIUtility.PingObject(graph), DropdownMenuAction.AlwaysEnabled);
}
public virtual void BuildContextualMenu(ContextualMenuPopulateEvent evt)
{
evt.menu.AppendAction(anchored ? "Make floating" : "Anchor", ToggleAnchorState, ContextualMenu.MenuAction.AlwaysEnabled);
}