本文整理汇总了C#中ISymbolicExpressionTreeNode.IndexOfSubtree方法的典型用法代码示例。如果您正苦于以下问题：C# ISymbolicExpressionTreeNode.IndexOfSubtree方法的具体用法？C# ISymbolicExpressionTreeNode.IndexOfSubtree怎么用？C# ISymbolicExpressionTreeNode.IndexOfSubtree使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类ISymbolicExpressionTreeNode的用法示例。
在下文中一共展示了ISymbolicExpressionTreeNode.IndexOfSubtree方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: Modify
/// <summary>
/// Remove, Replace or Insert subtrees
/// </summary>
/// <param name="tree">The symbolic expression tree</param>
/// <param name="parent">The insertion point (ie, the parent node who will receive a new child)</param>
/// <param name="oldChild">The subtree to be replaced</param>
/// <param name="newChild">The replacement subtree</param>
/// <param name="removeSubtree">Flag used to indicate if whole subtrees should be removed (default behavior), or just the subtree root</param>
private void Modify(ISymbolicExpressionTree tree, ISymbolicExpressionTreeNode parent,
ISymbolicExpressionTreeNode oldChild, ISymbolicExpressionTreeNode newChild, bool removeSubtree = true) {
if (oldChild == null && newChild == null)
throw new ArgumentNullException("Cannot deduce operation type from the arguments. Please provide non null operands.");
if (oldChild == null) {
// insertion operation
parent.AddSubtree(newChild);
newChild.Parent = parent;
} else if (newChild == null) {
// removal operation
parent.RemoveSubtree(parent.IndexOfSubtree(oldChild));
if (!removeSubtree) {
for (int i = oldChild.SubtreeCount - 1; i >= 0; --i) {
var subtree = oldChild.GetSubtree(i);
oldChild.RemoveSubtree(i);
parent.AddSubtree(subtree);
}
}
} else {
// replacement operation
var replacementIndex = parent.IndexOfSubtree(oldChild);
parent.RemoveSubtree(replacementIndex);
parent.InsertSubtree(replacementIndex, newChild);
newChild.Parent = parent;
if (changedNodes.ContainsKey(oldChild)) {
changedNodes.Add(newChild, changedNodes[oldChild]); // so that on double click the original node is restored
changedNodes.Remove(oldChild);
} else {
changedNodes.Add(newChild, oldChild);
}
}
treeState = IsValid(tree) ? TreeState.Valid : TreeState.Invalid;
switch (treeState) {
case TreeState.Valid:
this.grpViewHost.Enabled = true;
UpdateModel(Content.Model.SymbolicExpressionTree);
break;
case TreeState.Invalid:
this.grpViewHost.Enabled = false;
break;
}
}示例2: CutPoint
public CutPoint(ISymbolicExpressionTreeNode parent, ISymbolicExpressionTreeNode child) {
this.Parent = parent;
this.Child = child;
this.ChildIndex = parent.IndexOfSubtree(child);
this.grammar = parent.Grammar;
}