private void MoveFolderNode(TreeNodeMovePattern move, TreeNode node)
{
switch (move)
{
case TreeNodeMovePattern.Up:
int index = node.Index - 1;
if (0 <= index)
{
MoveNode(index, Nodes, node);
}
break;
case TreeNodeMovePattern.Down:
index = node.Index + 1;
if (Nodes.Count - 1 >= index)
{
MoveNode(index, Nodes, node);
}
break;
}
}
private void MovePatternNode(TreeNodeMovePattern move, TreeNode node)
{
switch (move)
{
case TreeNodeMovePattern.Up:
int index = node.Index - 1;
if (0 <= index)
{
MoveNode(index, node.Parent.Nodes, node);
}
else if (node.Parent.PrevNode != null)
{
MoveNode(node.Parent.PrevNode.Nodes.Count, node.Parent.PrevNode.Nodes, node);
}
break;
case TreeNodeMovePattern.Down:
index = node.Index + 1;
if (node.Parent.Nodes.Count - 1 >= index)
{
MoveNode(index, node.Parent.Nodes, node);
}
else if (node.Parent.NextNode != null)
{
MoveNode(0, node.Parent.NextNode.Nodes, node);
}
break;
}
}
public void MoveNode(TreeNodeMovePattern direction)
{
if (SelectedNode == null)
{
throw new InvalidOperationException("移動対象が選択されていません");
}
switch (SelectedNode.Level)
{
case FolderLevel:
MoveFolderNode(direction, SelectedNode);
break;
case PatternLevel:
MovePatternNode(direction, SelectedNode);
break;
}
}