public NodeSearchElementViewModel(NodeSearchElement element, SearchViewModel svm)
{
Model = element;
searchViewModel = svm;
Model.VisibilityChanged += ModelOnVisibilityChanged;
if (searchViewModel != null)
Clicked += searchViewModel.OnSearchElementClicked;
ClickedCommand = new DelegateCommand(OnClicked);
}
public new bool Equals(NodeSearchElement other)
{
return(other is CustomNodeSearchElement && this.Equals(other as CustomNodeSearchElement));
}
private NodeSearchElementViewModel MakeNodeSearchElementVM(NodeSearchElement entry)
{
var element = entry as CustomNodeSearchElement;
var elementVM = element != null
? new CustomNodeSearchElementViewModel(element, this)
: new NodeSearchElementViewModel(entry, this);
elementVM.RequestBitmapSource += SearchViewModelRequestBitmapSource;
return elementVM;
}
private void ExecuteElement(NodeSearchElement element)
{
// create node
var guid = Guid.NewGuid();
dynamoViewModel.ExecuteCommand(
new DynamoViewModel.CreateNodeCommand(guid, element.FullName, 0, 0, true, true));
// select node
var placedNode = dynamoViewModel.Model.Nodes.Find((node) => node.GUID == guid);
if (placedNode != null)
{
DynamoSelection.Instance.ClearSelection();
DynamoSelection.Instance.Selection.Add(placedNode);
}
}
internal void RemoveEntry(NodeSearchElement entry)
{
var branch = GetTreeBranchToNode(libraryRoot, entry);
if (!branch.Any())
return;
var treeStack = new Stack<NodeCategoryViewModel>(branch.Reverse());
var target = treeStack.Pop();
var location = target.Entries.Select((e, i) => new { e.Model, i })
.FirstOrDefault(x => entry == x.Model);
if (location == null)
return;
target.Entries.RemoveAt(location.i);
while (!target.Items.Any() && treeStack.Any())
{
var parent = treeStack.Pop();
parent.SubCategories.Remove(target);
parent.Items.Remove(target);
// Check to see if all items under "parent" are removed, leaving behind only one
// entry that is "ClassInformationViewModel" (a class used to show ClassInformationView).
// If that is the case, remove the "ClassInformationViewModel" at the same time.
if (parent.Items.Count == 1 && parent.Items[0] is ClassInformationViewModel)
parent.Items.RemoveAt(0);
target = parent;
}
// After removal of category "target" can become the class.
// In this case we need to add target to existing classes contaiiner
// (ClassesNodeCategoryViewModel) or create new one.
// For example we have a structure.
//
// Top
// │
// Sub1_1
// ┌────────────┤
// Sub2_1 Classes
// ┌────────┤ │
// Classes Member2 Sub2_2
// │ │
// Sub3_1 Member3
// │
// Member1
//
// Let's remove "Member1". Before next code we have removed entry "Member1" and
// categories "Sub3_1", "Classes". "Sub2_1" is "target" as soon as it has one item in
// Items collection. Next code will deattach from "Sub1_1" and attach target to another
// "Classes" category.
// Structure should become.
//
// Top
// │
// Sub1_1
// │
// Classes
// ┌──────────┤
// Sub2_1 Sub2_2
// │ │
// Member2 Member3
//
if (treeStack.Any() && !target.SubCategories.Any())
{
var parent = treeStack.Pop();
// Do not continue if parent is already in classes container.
if (parent is ClassesNodeCategoryViewModel && parent.SubCategories.Contains(target))
return;
// Do not continue as soon as our target is not class.
if (target.SubCategories.Any())
return;
if (!(parent.SubCategories[0] is ClassesNodeCategoryViewModel))
parent.SubCategories.Insert(0, new ClassesNodeCategoryViewModel(parent));
if (!parent.SubCategories[0].SubCategories.Contains(target))
{
// Reattach target from parent to classes container.
parent.SubCategories.Remove(target);
parent.SubCategories[0].SubCategories.Add(target);
}
}
}
private static IEnumerable<NodeCategoryViewModel> GetTreeBranchToNode(
NodeCategoryViewModel rootNode, NodeSearchElement leafNode)
{
var nodesOnBranch = new Stack<NodeCategoryViewModel>();
var nameStack = new Stack<string>(leafNode.Categories.Reverse());
var target = rootNode;
bool isCheckedForClassesCategory = false;
while (nameStack.Any())
{
var next = nameStack.Pop();
var categories = target.SubCategories;
var newTarget = categories.FirstOrDefault(c => c.Name == next);
if (newTarget == null)
{
// The last entry in categories list can be a class name. When the desired class
// cannot be located with "MyAssembly.MyNamespace.ClassCandidate" pattern, try
// searching with "MyAssembly.MyNamespace.Classes.ClassCandidate" instead. This
// is because a class always resides under a "ClassesNodeCategoryViewModel" node.
//
if (!isCheckedForClassesCategory && nameStack.Count == 0)
{
nameStack.Push(next);
nameStack.Push(Configurations.ClassesDefaultName);
isCheckedForClassesCategory = true;
continue;
}
return Enumerable.Empty<NodeCategoryViewModel>();
}
nodesOnBranch.Push(target);
target = newTarget;
}
nodesOnBranch.Push(target);
return nodesOnBranch;
}
public bool ContainsClassOrMember(NodeSearchElement member)
{
var memberViewModel = new NodeSearchElementViewModel(member, null);
// TODO(Vladimir): classes functionality.
//if (Classes.Any(cl => cl.Equals(member))) return true;
// Search among member groups.
return MemberGroups.Any(group => group.ContainsMember(memberViewModel));
}
internal void UpdateEntry(NodeSearchElement entry)
{
var rootNode = libraryRoot;
foreach (var categoryName in entry.Categories)
{
var tempNode = rootNode.SubCategories.FirstOrDefault(item => item.Name == categoryName);
// Root node can be null, if there is classes-viewmodel between updated entry and current category.
if (tempNode == null)
{
// Get classes.
var classes = rootNode.SubCategories.FirstOrDefault();
// Search in classes.
tempNode = classes.SubCategories.FirstOrDefault(item => item.Name == categoryName);
}
rootNode = tempNode;
}
var entryVM = rootNode.Entries.FirstOrDefault(foundEntryVM => foundEntryVM.Name == entry.Name);
entryVM.Model = entry;
}
/// <summary>
/// Initializes a new instance of the <see cref="DragDropNodeSearchElementInfo"/> class.
/// </summary>
/// <param name="searchElement">Element to drag on the canvas</param>
public DragDropNodeSearchElementInfo(NodeSearchElement searchElement)
{
this.SearchElement = searchElement;
}
/// <summary>
/// Adds a local DynNode to search
/// </summary>
/// <param name="dynNode">A Dynamo node object</param>
public void Add(Type t)
{
// get name, category, attributes (this is terribly ugly...)
var attribs = t.GetCustomAttributes(typeof (NodeNameAttribute), false);
var name = "";
if (attribs.Length > 0)
{
name = (attribs[0] as NodeNameAttribute).Name;
}
attribs = t.GetCustomAttributes(typeof (NodeCategoryAttribute), false);
var cat = "";
if (attribs.Length > 0)
{
cat = (attribs[0] as NodeCategoryAttribute).ElementCategory;
}
attribs = t.GetCustomAttributes(typeof (NodeSearchTagsAttribute), false);
var tags = new List<string>();
if (attribs.Length > 0)
{
tags = (attribs[0] as NodeSearchTagsAttribute).Tags;
}
attribs = t.GetCustomAttributes(typeof (NodeDescriptionAttribute), false);
var description = "";
if (attribs.Length > 0)
{
description = (attribs[0] as NodeDescriptionAttribute).ElementDescription;
}
var searchEle = new NodeSearchElement(name, description, tags);
attribs = t.GetCustomAttributes(typeof(NodeSearchableAttribute), false);
bool searchable = true;
if (attribs.Length > 0)
{
searchable = (attribs[0] as NodeSearchableAttribute).IsSearchable;
}
searchEle.SetSearchable(searchable);
// if it's a revit search element, keep track of it
if ( cat.Equals(BuiltinNodeCategories.REVIT_API) )
{
this.RevitApiSearchElements.Add(searchEle);
if (!IncludeRevitAPIElements)
{
return;
}
}
if (!string.IsNullOrEmpty(cat))
{
SearchDictionary.Add(searchEle, cat + "." + searchEle.Name);
}
TryAddCategoryAndItem(cat, searchEle);
SearchDictionary.Add(searchEle, searchEle.Name);
if (tags.Count > 0)
{
SearchDictionary.Add(searchEle, tags);
}
SearchDictionary.Add(searchEle, description);
}
/// <summary>
/// Add a custom node to search.
/// </summary>
/// <param name="workspace">A dynWorkspace to add</param>
/// <param name="name">The name to use</param>
public void Add(string name, string category, string description, Guid functionId)
{
if (name == "Home")
return;
// create the node in search
var nodeEle = new NodeSearchElement(name, description, functionId);
if (SearchDictionary.Contains(nodeEle))
return;
SearchDictionary.Add(nodeEle, nodeEle.Name);
SearchDictionary.Add(nodeEle, category + "." + nodeEle.Name);
TryAddCategoryAndItem(category, nodeEle);
NodeCategories[category].NumElements++;
}
private static NodeSearchElementViewModel CreateCustomNodeViewModel(NodeSearchElement element)
{
return new NodeSearchElementViewModel(element, null);
}
/// <summary>
/// Adds a local DynNode to search
/// </summary>
/// <param name="dynNode">A Dynamo node object</param>
public void Add(Type t)
{
// get name, category, attributes (this is terribly ugly...)
var attribs = t.GetCustomAttributes(typeof(NodeNameAttribute), false);
var name = "";
if (attribs.Length > 0)
{
name = (attribs[0] as NodeNameAttribute).Name;
}
attribs = t.GetCustomAttributes(typeof(NodeCategoryAttribute), false);
var cat = "";
if (attribs.Length > 0)
{
cat = (attribs[0] as NodeCategoryAttribute).ElementCategory;
}
attribs = t.GetCustomAttributes(typeof(NodeSearchTagsAttribute), false);
var tags = new List<string>();
if (attribs.Length > 0)
{
tags = (attribs[0] as NodeSearchTagsAttribute).Tags;
}
attribs = t.GetCustomAttributes(typeof(NodeDescriptionAttribute), false);
var description = "";
if (attribs.Length > 0)
{
description = (attribs[0] as NodeDescriptionAttribute).ElementDescription;
}
var searchEle = new NodeSearchElement(name, description, tags, t.FullName);
searchEle.Executed += this.OnExecuted;
attribs = t.GetCustomAttributes(typeof(NodeSearchableAttribute), false);
bool searchable = true;
if (attribs.Length > 0)
{
searchable = (attribs[0] as NodeSearchableAttribute).IsSearchable;
}
searchEle.SetSearchable(searchable);
attribs = t.GetCustomAttributes(typeof(NotSearchableInHomeWorkspace), false);
if (attribs.Length > 0)
{
this.NodesHiddenInHomeWorkspace.Add(searchEle);
if (this.DynamoModel != null && this.DynamoModel.CurrentWorkspace != null &&
this.DynamoModel.CurrentWorkspace is HomeWorkspaceModel)
{
searchEle.SetSearchable(false);
}
}
attribs = t.GetCustomAttributes(typeof(NotSearchableInCustomNodeWorkspace), false);
if (attribs.Length > 0)
{
this.NodesHiddenInCustomNodeWorkspace.Add(searchEle);
if (this.DynamoModel != null && this.DynamoModel.CurrentWorkspace != null &&
this.DynamoModel.CurrentWorkspace is CustomNodeWorkspaceModel)
{
searchEle.SetSearchable(false);
}
}
if (!string.IsNullOrEmpty(cat))
{
SearchDictionary.Add(searchEle, cat + "." + searchEle.Name);
}
TryAddCategoryAndItem(cat, searchEle);
SearchDictionary.Add(searchEle, searchEle.Name);
if (tags.Count > 0)
{
// reduce the weight in search by adding white space
tags.ForEach(x => SearchDictionary.Add(searchEle, x + "++++++++"));
}
SearchDictionary.Add(searchEle, description);
}
