public void Select <TNode>(Node <TNode> node) where TNode : class
{
_node = null;
node.Accept(this);
if (_node == null)
{
PropertyNode <T, TProperty> propertyNode = _configurator.Property <T, TProperty>(Property);
var parentNode = node as Node <T>;
if (parentNode == null)
{
throw new ArgumentException("Expected propertyNode, but was " + node.GetType().Name);
}
parentNode.AddActivation(propertyNode);
_node = propertyNode;
}
_next.Select(_node);
}
public void Select <TNode>(Node <TNode> node)
where TNode : class
{
_node = null;
node.Accept(this);
if (_node == null)
{
EqualNode <T, TProperty> equalNode = _configurator.Equal <T, TProperty>();
var parentNode = node as Node <Token <T, TProperty> >;
if (parentNode == null)
{
throw new ArgumentException("Expected " + typeof(T).Tokens() + ", but was "
+ typeof(TNode).Tokens());
}
parentNode.AddActivation(equalNode);
_node = equalNode;
}
_next.Select(_node[_value]);
}
public void Select <TNode>(Node <TNode> node)
where TNode : class
{
_node = null;
node.Accept(this);
if (_node == null)
{
EachNode <T, TProperty, TElement> eachNode = CreateNode();
var parentNode = node as Node <Token <T, TProperty> >;
if (parentNode == null)
{
throw new ArgumentException("Expected " + typeof(T).Tokens() + ", but was "
+ typeof(TNode).Tokens());
}
parentNode.AddActivation(eachNode);
_node = eachNode;
}
_next.Select(_node);
}
public void Select()
{
AlphaNode <T> alphaNode = _configurator.GetAlphaNode <T>();
_next.Select(alphaNode);
}
/// <summary>
/// Handles the MouseLeftButtonUp event
/// </summary>
/// <param name="args">The arguments for the event</param>
public void NodeMouseLeftButtonUpEventHandler(NodeViewModelMouseEventArgs <MouseButtonEventArgs> args)
{
// Only allow node manipulation if we are not in pan mode
if (!isPanMode)
{
NodeSelector nodeSelector = GraphManager.Instance.DefaultGraphComponentsInstance.NodeSelector;
// Check if we were dragging the node
if (isNodeDragging)
{
// Turn off node dragging
isNodeDragging = false;
dragTargetNode = null;
}
else
{
// Check if any nodes are currently selected
if (nodeSelector.AreAnyNodesSelected)
{
// Check if Control is pressed
if ((Keyboard.Modifiers & ModifierKeys.Alt) > 0)
{
nodeSelector.InvertSelection();
}
else
{
// Check if multiple nodes are selected
if (nodeSelector.AreMultipleNodesSelected)
{
// Check if target node is already selected
if (nodeSelector.SelectedNodes.Contains(args.NodeViewModel))
{
// Check if Control is pressed
if ((Keyboard.Modifiers & ModifierKeys.Control) > 0)
{
nodeSelector.Unselect(args.NodeViewModel);
return;
}
else
{
nodeSelector.UnselectAll();
}
}
else // Target node is not selected
{
// Check if Control is pressed
if ((Keyboard.Modifiers & ModifierKeys.Control) == 0)
{
nodeSelector.UnselectAll();
}
}
}
else // Only one node is selected
{
// Check if the target node is already selected
if (nodeSelector.SelectedNode.Equals(args.NodeViewModel))
{
nodeSelector.Unselect(nodeSelector.SelectedNode);
return;
}
else // Target node is not selected
{
// Check if Control is pressed
if ((Keyboard.Modifiers & ModifierKeys.Control) == 0)
{
nodeSelector.Unselect(nodeSelector.SelectedNode);
}
}
}
}
}
// Set the SELECTED state of the clicked node
nodeSelector.Select(args.NodeViewModel);
}
}
}