private void HandleItemChanged (TreeViewItem tvi, WatchViewModel node)
{
if (tvi == null || node == null)
return;
// checks to see if the node to be selected is the same as the currently selected node
// if so, then de-select the currently selected node.
if (node == prevWatchViewModel)
{
this.prevWatchViewModel = null;
if (tvi.IsSelected)
{
tvi.IsSelected = false;
tvi.Focus();
}
}
else
{
this.prevWatchViewModel = node;
}
if (_vm.FindNodeForPathCommand.CanExecute(node.Path))
{
_vm.FindNodeForPathCommand.Execute(node.Path);
}
}
private Tuple <int, int> GetMaximumDepthAndItemNumber(WatchViewModel wvm)
{
if (wvm.Children.Count == 0)
{
if (wvm.NodeLabel == WatchViewModel.EMPTY_LIST)
{
return(new Tuple <int, int>(0, 0));
}
else
{
return(new Tuple <int, int>(1, 1));
}
}
// If its a top level WatchViewModel, call function on child
if (wvm.Path == null)
{
return(GetMaximumDepthAndItemNumber(wvm.Children[0]));
}
// if it's a list, recurse
if (wvm.NodeLabel == LIST)
{
var depthAndNumbers = wvm.Children.Select(GetMaximumDepthAndItemNumber);
var maxDepth = depthAndNumbers.Select(t => t.Item1).DefaultIfEmpty(1).Max() + 1;
var itemNumber = depthAndNumbers.Select(t => t.Item2).Sum();
return(new Tuple <int, int>(maxDepth, itemNumber));
}
return(new Tuple <int, int>(1, 1));
}
/// <summary>
/// Validates the watch content with the source nodes output.
/// </summary>
/// <param name="watch">WatchViewModel of the watch node</param>
/// <param name="sourceNode">NodeModel for source to watch node</param>
public void AssertWatchContent(WatchViewModel watch, NodeModel sourceNode)
{
string var = sourceNode.GetAstIdentifierForOutputIndex(0).Name;
RuntimeMirror mirror = null;
Assert.DoesNotThrow(() => mirror = ViewModel.Model.EngineController.GetMirror(var));
Assert.IsNotNull(mirror);
AssertWatchContent(watch, mirror.GetData());
}
internal WatchViewModel ProcessThing(Element element, string tag, bool showRawData = true)
{
var id = element.Id;
var node = new WatchViewModel(element.ToString(dynSettings.Controller.PreferenceSettings.NumberFormat, CultureInfo.InvariantCulture), tag);
node.Clicked += () => DocumentManager.Instance.CurrentUIDocument.ShowElements(element.InternalElement);
node.Link = id.ToString(CultureInfo.InvariantCulture);
return node;
}
internal WatchViewModel ProcessThing(Element element, string tag, bool showRawData = true)
{
var id = element.Id;
var node = new WatchViewModel(element.Name, tag);
node.Clicked += () => DocumentManager.Instance.CurrentUIDocument.ShowElements(element.InternalElement);
node.Link = id.ToString(CultureInfo.InvariantCulture);
return node;
}
/// <summary>
/// Validates the watch content with given mirror data.
/// </summary>
/// <param name="watch">WatchViewModel of the watch node</param>
/// <param name="mirrorData">MirrorData to be shown in watch</param>
private void AssertWatchContent(WatchViewModel watch, MirrorData mirrorData)
{
Assert.IsNotNull(mirrorData);
if (mirrorData.IsCollection)
AssertWatchTreeBranchContent(watch.Children, mirrorData.GetElements());
else if (mirrorData.IsNull)
Assert.AreEqual("null", watch.NodeLabel);
else
{
string nodeLabel = string.Format("{0}", mirrorData.Data);
Assert.AreEqual(nodeLabel, watch.NodeLabel);
}
}
internal WatchViewModel ProcessThing(Element element, string tag, bool showRawData)
{
var id = element.Id;
var node = new WatchViewModel(visualizationManager,
element.ToString(preferences.NumberFormat, CultureInfo.InvariantCulture), tag);
node.Clicked += () =>
{
if (element.InternalElement.IsValidObject)
DocumentManager.Instance.CurrentUIDocument.ShowElements(element.InternalElement);
};
node.Link = id.ToString(CultureInfo.InvariantCulture);
return node;
}
private WatchViewModel ProcessThing(object value, ProtoCore.RuntimeCore runtimeCore, string tag, bool showRawData, WatchHandlerCallback callback)
{
WatchViewModel node;
if (value is IEnumerable)
{
var list = (value as IEnumerable).Cast<dynamic>().ToList();
node = new WatchViewModel(list.Count == 0 ? "Empty List" : "List", tag, RequestSelectGeometry, true);
foreach (var e in list.Select((element, idx) => new { element, idx }))
{
node.Children.Add(callback(e.element, runtimeCore, tag + ":" + e.idx, showRawData));
}
}
else if (runtimeCore != null && value is StackValue)
{
StackValue stackValue = (StackValue)value;
string stringValue = string.Empty;
if (stackValue.IsFunctionPointer)
{
stringValue = StringUtils.GetStringValue(stackValue, runtimeCore);
}
else
{
int typeId = runtimeCore.DSExecutable.TypeSystem.GetType(stackValue);
stringValue = runtimeCore.DSExecutable.classTable.ClassNodes[typeId].Name;
}
node = new WatchViewModel(stringValue, tag, RequestSelectGeometry);
}
else if (value is Enum)
{
return new WatchViewModel(((Enum)value).GetDescription(), tag, RequestSelectGeometry);
}
else
{
node = new WatchViewModel(ToString(value), tag, RequestSelectGeometry);
}
return node;
}
private WatchViewModel ProcessThing(object value, string tag, bool showRawData, WatchHandlerCallback callback)
{
WatchViewModel node;
if (value is IEnumerable)
{
var list = (value as IEnumerable).Cast<dynamic>().ToList();
node = new WatchViewModel(visualizationManager, list.Count == 0 ? "Empty List" : "List", tag, true);
foreach (var e in list.Select((element, idx) => new { element, idx }))
{
node.Children.Add(callback(e.element, tag + ":" + e.idx, showRawData));
}
}
else
{
node = new WatchViewModel(visualizationManager, ToString(value), tag);
}
return node;
}
internal WatchViewModel ProcessThing(object value, string tag, bool showRawData = true)
{
WatchViewModel node;
if (value is IEnumerable)
{
node = new WatchViewModel("List", tag);
var enumerable = value as IEnumerable;
foreach (var obj in enumerable)
{
node.Children.Add(ProcessThing(obj, tag));
}
}
else
{
node = new WatchViewModel(ToString(value), tag);
}
return node;
}
internal WatchViewModel ProcessThing(Element element, string tag, bool showRawData = true)
{
var id = element.Id;
// Do not process element for watch which have been removed
// from the Revit database.
if (!element.InternalElement.IsValidObject)
{
return null;
}
var elementString =
element.ToString(
dynSettings.Controller.PreferenceSettings.NumberFormat,
CultureInfo.InvariantCulture);
var node = new WatchViewModel(elementString, tag);
node.Clicked += () => DocumentManager.Instance.CurrentUIDocument.ShowElements(element.InternalElement);
node.Link = id.ToString(CultureInfo.InvariantCulture);
return node;
}
/// <summary>
/// Obtain the expanded preview values for this control. Must not be called from
/// Scheduler thread or this could cause a live-lock.
/// </summary>
///
private void RefreshExpandedDisplay(Action refreshDisplay)
{
// The preview control will not have its content refreshed unless
// the content is null. In order to perform real refresh, new data
// source needs to be rebound to the preview control by calling
// BindToDataSource method.
//
if (this.cachedLargeContent != null)
{
// If there are cached contents, simply update the UI and return
if (refreshDisplay != null)
{
refreshDisplay();
}
return;
}
WatchViewModel newViewModel = null;
RunOnSchedulerSync(
() =>
{
newViewModel = nodeViewModel.DynamoViewModel.WatchHandler.GenerateWatchViewModelForData(
mirrorData, null, string.Empty, false);
},
(m) =>
{
if (largeContentGrid.Children.Count == 0)
{
var tree = new WatchTree
{
DataContext = new WatchViewModel()
};
tree.treeView1.ItemContainerGenerator.StatusChanged += WatchContainer_StatusChanged;
largeContentGrid.Children.Add(tree);
}
var watchTree = largeContentGrid.Children[0] as WatchTree;
var rootDataContext = watchTree.DataContext as WatchViewModel;
cachedLargeContent = newViewModel;
rootDataContext.IsOneRowContent = cachedLargeContent.Children.Count == 0;
rootDataContext.Children.Clear();
rootDataContext.Children.Add(cachedLargeContent);
watchTree.treeView1.SetBinding(ItemsControl.ItemsSourceProperty,
new Binding("Children")
{
Mode = BindingMode.TwoWay,
Source = rootDataContext
});
if (refreshDisplay != null)
{
refreshDisplay();
}
}
);
}
private Tuple<int, int> GetMaximumDepthAndItemNumber(WatchViewModel wvm)
{
if (wvm.Children.Count == 0)
{
if (wvm.NodeLabel == WatchViewModel.EMPTY_LIST)
return new Tuple<int, int>(0, 0);
else
return new Tuple<int, int>(1, 1);
}
// If its a top level WatchViewModel, call function on child
if (wvm.Path == null)
{
return GetMaximumDepthAndItemNumber(wvm.Children[0]);
}
else
{
var depthAndNumbers = wvm.Children.Select(GetMaximumDepthAndItemNumber);
var maxDepth = depthAndNumbers.Select(t => t.Item1).DefaultIfEmpty(1).Max() + 1;
var itemNumber = depthAndNumbers.Select(t => t.Item2).Sum();
return new Tuple<int, int>(maxDepth, itemNumber);
}
}
private void RefreshExpandedDisplay()
{
// The preview control will not have its content refreshed unless
// the content is null. In order to perform real refresh, new data
// source needs to be rebound to the preview control by calling
// BindToDataSource method.
//
if (this.cachedLargeContent != null)
return;
if (largeContentGrid.Children.Count <= 0)
{
var newWatchTree = new WatchTree();
newWatchTree.DataContext = new WatchViewModel();
largeContentGrid.Children.Add(newWatchTree);
}
var watchTree = largeContentGrid.Children[0] as WatchTree;
var rootDataContext = watchTree.DataContext as WatchViewModel;
// Associate the data context to the view before binding.
cachedLargeContent = Watch.Process(mirrorData, string.Empty, false);
rootDataContext.Children.Add(cachedLargeContent);
// Establish data binding between data context and the view.
watchTree.treeView1.SetBinding(ItemsControl.ItemsSourceProperty,
new Binding("Children")
{
Mode = BindingMode.TwoWay,
Source = rootDataContext
});
}
/// <summary>
/// Bind a mirror data to the preview control for display, this call
/// unbinds the internal data structure from the view that it was
/// originally bound to and resets the data structure. If this call is
/// made while the preview control is in condensed or expanded state,
/// the display will immediately be refreshed. Since this method deals
/// with UI elements internally, it must be called from the UI thread.
/// </summary>
/// <param name="mirrorData">The mirror data to bind the preview control
/// to. This value can be null to reset the preview control to its
/// initial state.</param>
///
internal void BindToDataSource(MirrorData mirrorData)
{
// First detach the bound data from its view.
ResetContentViews();
this.mirrorData = mirrorData;
this.cachedLargeContent = null; // Reset expanded content.
this.cachedSmallContent = null; // Reset condensed content.
// If at the time of data binding the preview control is within the
// following states, then its contents need to be updated immediately.
if (this.IsCondensed)
{
RefreshCondensedDisplay();
BeginViewSizeTransition(ComputeSmallContentSize());
}
else if (this.IsExpanded)
{
RefreshExpandedDisplay();
BeginViewSizeTransition(ComputeLargeContentSize());
}
}
private WatchViewModel ProcessThing(MirrorData data, ProtoCore.RuntimeCore runtimeCore, string tag, bool showRawData, WatchHandlerCallback callback)
{
if (data.IsCollection)
{
var list = data.GetElements();
var node = new WatchViewModel(list.Count == 0 ? "Empty List" : "List", tag, RequestSelectGeometry, true);
foreach (var e in list.Select((element, idx) => new { element, idx }))
{
node.Children.Add(ProcessThing(e.element, runtimeCore, tag + ":" + e.idx, showRawData, callback));
}
return node;
}
if (data.Data is Enum)
{
return new WatchViewModel(((Enum)data.Data).GetDescription(), tag, RequestSelectGeometry);
}
if (data.Data == null)
{
// MAGN-3494: If "data.Data" is null, then return a "null" string
// representation instead of casting it as dynamic (that leads to
// a crash).
if (data.IsNull)
return new WatchViewModel(NULL_STRING, tag, RequestSelectGeometry);
//If the input data is an instance of a class, create a watch node
//with the class name and let WatchHandler process the underlying CLR data
var classMirror = data.Class;
if (null != classMirror)
{
//just show the class name.
return ProcessThing(classMirror.ClassName, runtimeCore, tag, showRawData, callback);
}
}
//Finally for all else get the string representation of data as watch content.
return callback(data.Data, runtimeCore, tag, showRawData);
}
internal WatchViewModel ProcessThing(object value, string tag, bool showRawData = true)
{
var node = new WatchViewModel(ToString(value), tag);
return node;
}
/// <summary>
/// Obtain the expanded preview values for this control. Must not be called from
/// Scheduler thread or this could cause a live-lock.
/// </summary>
private void RefreshExpandedDisplay(Action refreshDisplay)
{
// The preview control will not have its content refreshed unless
// the content is null. In order to perform real refresh, new data
// source needs to be rebound to the preview control by calling
// BindToDataSource method.
//
if (this.cachedLargeContent != null)
{
// If there are cached contents, simply update the UI and return
if (refreshDisplay != null)
{
refreshDisplay();
}
return;
}
WatchViewModel newViewModel = null;
RunOnSchedulerSync(
() =>
{
newViewModel = nodeViewModel.DynamoViewModel.WatchHandler.GenerateWatchViewModelForData(
nodeViewModel.NodeModel.CachedValue, null, nodeViewModel.NodeModel.AstIdentifierForPreview.Name, false);
},
(m) =>
{
//If newViewModel is not set then no point continuing.
if (newViewModel == null) return;
if (largeContentGrid.Children.Count == 0)
{
var tree = new WatchTree
{
DataContext = new WatchViewModel(nodeViewModel.DynamoViewModel.BackgroundPreviewViewModel.AddLabelForPath)
};
tree.treeView1.ItemContainerGenerator.StatusChanged += WatchContainer_StatusChanged;
largeContentGrid.Children.Add(tree);
}
var watchTree = largeContentGrid.Children[0] as WatchTree;
if (watchTree != null)
{
var rootDataContext = watchTree.DataContext as WatchViewModel;
cachedLargeContent = newViewModel;
if (rootDataContext != null)
{
rootDataContext.IsOneRowContent = cachedLargeContent.Children.Count == 0;
rootDataContext.Children.Clear();
rootDataContext.Children.Add(cachedLargeContent);
rootDataContext.CountNumberOfItems(); //count the total number of items in the list
if (!rootDataContext.IsOneRowContent)
{
rootDataContext.CountLevels();
watchTree.listLevelsView.ItemsSource = rootDataContext.Levels; // add listLevelList to the ItemsSource of listlevelsView in WatchTree
rootDataContext.Children[0].IsTopLevel = true;
}
watchTree.treeView1.SetBinding(ItemsControl.ItemsSourceProperty,
new Binding("Children")
{
Mode = BindingMode.TwoWay,
Source = rootDataContext
});
}
}
if (refreshDisplay != null)
{
refreshDisplay();
}
}
);
}
void WatchTree_Loaded(object sender, RoutedEventArgs e)
{
_vm = this.DataContext as WatchViewModel;
}
/// <summary>
/// Bind a mirror data to the preview control for display, this call
/// unbinds the internal data structure from the view that it was
/// originally bound to and resets the data structure. If this call is
/// made while the preview control is in condensed or expanded state,
/// the display will immediately be refreshed. Since this method deals
/// with UI elements internally, it must be called from the UI thread.
/// </summary>
internal void BindToDataSource()
{
// First detach the bound data from its view.
ResetContentViews();
// Reset expanded content.
cachedLargeContent = null;
// Reset condensed content.
cachedSmallContent = null;
// If at the time of data binding the preview control is within the
// following states, then its contents need to be updated immediately.
if (IsCondensed)
{
RefreshCondensedDisplay(null);
}
else if (IsExpanded)
{
RefreshExpandedDisplay(RefreshExpandedDisplayAction);
}
IsDataBound = true;
}
/// <summary>
/// Obtain the expanded preview values for this control. Must not be called from
/// Scheduler thread or this could cause a live-lock.
/// </summary>
private void RefreshExpandedDisplay()
{
// The preview control will not have its content refreshed unless
// the content is null. In order to perform real refresh, new data
// source needs to be rebound to the preview control by calling
// BindToDataSource method.
//
if (this.cachedLargeContent != null)
return;
WatchViewModel newViewModel = null;
RunOnSchedulerSync(() =>
{
newViewModel = nodeViewModel.DynamoViewModel.WatchHandler.GenerateWatchViewModelForData(
mirrorData, null, string.Empty, false);
});
if (largeContentGrid.Children.Count == 0)
{
var tree = new WatchTree();
tree.DataContext = new WatchViewModel(nodeViewModel.DynamoViewModel.VisualizationManager);
largeContentGrid.Children.Add(tree);
}
var watchTree = largeContentGrid.Children[0] as WatchTree;
var rootDataContext = watchTree.DataContext as WatchViewModel;
cachedLargeContent = newViewModel;
rootDataContext.Children.Clear();
rootDataContext.Children.Add(cachedLargeContent);
watchTree.treeView1.SetBinding(ItemsControl.ItemsSourceProperty,
new Binding("Children")
{
Mode = BindingMode.TwoWay,
Source = rootDataContext
});
}
/// <summary>
/// Update the watch content from the given MirrorData and returns WatchNode.
/// </summary>
/// <param name="data">The Mirror data for which watch content is needed.</param>
/// <param name="prefix">Prefix string used for formatting the content.</param>
/// <param name="index">Index of input data if it is a part of a collection.</param>
/// <param name="isListMember">Specifies if this data belongs to a collection.</param>
/// <returns>WatchNode</returns>
public static WatchViewModel Process(MirrorData data, string path, bool showRawData = true)
{
WatchViewModel node = null;
if (data == null || data.IsNull)
{
node = new WatchViewModel(nullString, path);
}
else if (data.IsCollection)
{
var list = data.GetElements();
node = new WatchViewModel(list.Count == 0 ? "Empty List" : "List", path, true);
foreach (var e in list.Select((x, i) => new { Element = x, Index = i }))
{
node.Children.Add(Process(e.Element, path + ":" + e.Index, showRawData));
}
}
else
{
node = dynSettings.Controller.WatchHandler.Process(data as dynamic, path, showRawData);
}
return node ?? (new WatchViewModel("null", path));
}
internal WatchViewModel ProcessThing(MirrorData data, string tag, bool showRawData)
{
if (data.IsCollection)
{
var list = data.GetElements();
var node = new WatchViewModel(visualizationManager, list.Count == 0 ? "Empty List" : "List", tag, true);
foreach (var e in list.Select((element, idx) => new { element, idx }))
{
node.Children.Add(ProcessThing(e.element, tag + ":" + e.idx, showRawData));
}
return node;
}
// MAGN-3494: If "data.Data" is null, then return a "null" string
// representation instead of casting it as dynamic (that leads to
// a crash).
if (data.IsNull || data.Data == null)
return new WatchViewModel(visualizationManager, NULL_STRING, tag);
//If the input data is an instance of a class, create a watch node
//with the class name and let WatchHandler process the underlying CLR data
var classMirror = data.Class;
if (null != classMirror)
{
if (data.Data == null && !data.IsNull) //Must be a DS Class instance.
return ProcessThing(classMirror.ClassName, tag, showRawData); //just show the class name.
return Process(data.Data, tag, showRawData);
}
//Finally for all else get the string representation of data as watch content.
return Process(data.Data, tag, showRawData);
}