void DeleteSelectionImplementation(string operationName, GraphView.AskUser askUser)
{
foreach (var selectable in selection)
{
var field = selectable as BlackboardField;
if (field != null && field.userData != null)
{
if (graph.isSubGraph)
{
if (EditorUtility.DisplayDialog("Sub Graph Will Change", "If you remove a property and save the sub graph, you might change other graphs that are using this sub graph.\n\nDo you want to continue?", "Yes", "No"))
{
break;
}
return;
}
}
}
graph.owner.RegisterCompleteObjectUndo(operationName);
graph.RemoveElements(selection.OfType <MaterialNodeView>().Where(v => !(v.node is SubGraphOutputNode) && v.node.canDeleteNode).Select(x => x.node),
selection.OfType <Edge>().Select(x => x.userData).OfType <IEdge>(),
selection.OfType <ShaderGroup>().Select(x => x.userData));
foreach (var selectable in selection)
{
var field = selectable as BlackboardField;
if (field != null && field.userData != null)
{
var property = (AbstractShaderProperty)field.userData;
graph.RemoveShaderProperty(property.guid);
}
}
selection.Clear();
}
private void DeleteSelectionImplementation(string operationName, GraphView.AskUser askUser)
{
GraphElement[] selected = _graphView.selection.Where(e => e is GraphElement).Cast <GraphElement>().ToArray();
foreach (var sel in selected)
{
switch (sel)
{
case BaseNode node:
case Edge edge:
sel.RemoveFromHierarchy();
break;
case Group group:
var children = group.Children().ToArray();
foreach (var n in children)
{
n.RemoveFromHierarchy();
group.parent.Add(n);
}
group.RemoveFromHierarchy();
break;
}
}
_graphView.selection.Clear();
}
void DeleteSelectionImplementation(string operationName, GraphView.AskUser askUser)
{
graph.owner.RegisterCompleteObjectUndo(operationName);
graph.RemoveElements(selection.OfType <MaterialNodeView>().Select(x => (INode)x.node), selection.OfType <Edge>().Select(x => x.userData).OfType <IEdge>());
foreach (var selectable in selection)
{
var field = selectable as BlackboardField;
if (field != null && field.userData != null)
{
var property = (IShaderProperty)field.userData;
graph.RemoveShaderProperty(property.guid);
}
}
}
void DeleteSelectionImplementation(string operationName, GraphView.AskUser askUser)
{
bool containsProperty = false;
foreach (var selectable in selection)
{
var field = selectable as BlackboardField;
if (field != null && field.userData != null)
{
switch (field.userData)
{
case AbstractShaderProperty property:
containsProperty = true;
break;
default:
throw new ArgumentOutOfRangeException();
}
}
}
if (containsProperty)
{
if (graph.isSubGraph)
{
if (!EditorUtility.DisplayDialog("Sub Graph Will Change", "If you remove a property and save the sub graph, you might change other graphs that are using this sub graph.\n\nDo you want to continue?", "Yes", "No"))
{
return;
}
}
}
graph.owner.RegisterCompleteObjectUndo(operationName);
graph.RemoveElements(selection.OfType <IShaderNodeView>().Where(v => !(v.node is SubGraphOutputNode) && v.node.canDeleteNode).Select(x => x.node).ToArray(),
selection.OfType <Edge>().Select(x => x.userData).OfType <IEdge>().ToArray(),
selection.OfType <ShaderGroup>().Select(x => x.userData).ToArray(),
selection.OfType <StickyNote>().Select(x => x.userData).ToArray());
foreach (var selectable in selection)
{
var field = selectable as BlackboardField;
if (field != null && field.userData != null)
{
var input = (ShaderInput)field.userData;
graph.RemoveGraphInput(input);
}
}
selection.Clear();
}
void DeleteSelectionImplementation(string operationName, GraphView.AskUser askUser)
{
bool containsProperty = false;
// Keywords need to be tested against variant limit based on multiple factors
bool keywordsDirty = false;
// Track dependent keyword nodes to remove them
List <KeywordNode> keywordNodes = new List <KeywordNode>();
foreach (var selectable in selection)
{
var field = selectable as BlackboardField;
if (field != null && field.userData != null)
{
switch (field.userData)
{
case AbstractShaderProperty property:
containsProperty = true;
break;
case ShaderKeyword keyword:
keywordNodes.AddRange(graph.GetNodes <KeywordNode>().Where(x => x.keywordGuid == keyword.guid));
break;
default:
throw new ArgumentOutOfRangeException();
}
}
}
if (containsProperty)
{
if (graph.isSubGraph)
{
if (!EditorUtility.DisplayDialog("Sub Graph Will Change", "If you remove a property and save the sub graph, you might change other graphs that are using this sub graph.\n\nDo you want to continue?", "Yes", "No"))
{
return;
}
}
}
// Filter nodes that cannot be deleted
var nodesToDelete = selection.OfType <IShaderNodeView>().Where(v => !(v.node is SubGraphOutputNode) && v.node.canDeleteNode).Select(x => x.node);
// Add keyword nodes dependent on deleted keywords
nodesToDelete = nodesToDelete.Union(keywordNodes);
// If deleting a Sub Graph node whose asset contains Keywords test variant limit
foreach (SubGraphNode subGraphNode in nodesToDelete.OfType <SubGraphNode>())
{
if (subGraphNode.asset == null)
{
continue;
}
if (subGraphNode.asset.keywords.Count > 0)
{
keywordsDirty = true;
}
}
graph.owner.RegisterCompleteObjectUndo(operationName);
graph.RemoveElements(nodesToDelete.ToArray(),
selection.OfType <Edge>().Select(x => x.userData).OfType <IEdge>().ToArray(),
selection.OfType <ShaderGroup>().Select(x => x.userData).ToArray(),
selection.OfType <StickyNote>().Select(x => x.userData).ToArray());
foreach (var selectable in selection)
{
var field = selectable as BlackboardField;
if (field != null && field.userData != null)
{
var input = (ShaderInput)field.userData;
graph.RemoveGraphInput(input);
// If deleting a Keyword test variant limit
if (input is ShaderKeyword keyword)
{
keywordsDirty = true;
}
}
}
// Test Keywords against variant limit
if (keywordsDirty)
{
graph.OnKeywordChangedNoValidate();
}
selection.Clear();
}
void DeleteSelectionImplementation(string operationName, GraphView.AskUser askUser)
{
graph.owner.RegisterCompleteObjectUndo(operationName);
graph.RemoveElements(selection.OfType <MaterialNodeView>().Select(x => (INode)x.node), selection.OfType <Edge>().Select(x => x.userData).OfType <IEdge>());
}