void InsertIntoTree(GrhTreeView treeView)
{
Remove();
var folder = GrhTreeViewFolderNode.Create(treeView, GrhData.Categorization.Category.ToString());
folder.Nodes.Add(this);
}
void Update(GrhTreeView treeView)
{
// Check that the GrhData still exists
var gd = GrhInfo.GetData(GrhData.GrhIndex);
if (gd != _grhData)
{
RemoveRecursive();
return;
}
// Update everything
var v = GrhData.GrhIndex.ToString();
if (!StringComparer.Ordinal.Equals(v, Name))
{
Name = v;
}
v = GrhData.Categorization.Title.ToString();
if (!StringComparer.Ordinal.Equals(v, Text))
{
Text = v;
}
v = GetToolTipText();
if (!StringComparer.Ordinal.Equals(v, ToolTipText))
{
ToolTipText = v;
}
InsertIntoTree(treeView);
}
/// <summary>
/// Initializes a new instance of the <see cref="GrhTreeViewNode"/> class.
/// </summary>
/// <param name="treeView">The <see cref="GrhTreeView"/> this node belongs to.</param>
/// <param name="grhData">The <see cref="GrhData"/> this node contains.</param>
GrhTreeViewNode(GrhTreeView treeView, GrhData grhData)
{
_grhData = grhData;
Update(treeView);
// If this is a root node, load the image immediately since our lazy-loading of images only triggers when
// nodes expand, but the root nodes are never shown by expanding
if (Parent == null)
{
EnsureImageIsSet();
}
}
/// <summary>
/// Creates a new <see cref="GrhTreeViewNode"/>.
/// </summary>
/// <param name="grhTreeView">The <see cref="GrhTreeView"/> that will contain the node.</param>
/// <param name="grhData">The <see cref="GrhData"/> that the node will contain.</param>
/// <returns>The new <see cref="GrhTreeViewNode"/>.</returns>
public static GrhTreeViewNode Create(GrhTreeView grhTreeView, GrhData grhData)
{
var existingNode = grhTreeView.FindGrhDataNode(grhData);
if (existingNode != null)
{
existingNode.Update();
return(existingNode);
}
return(new GrhTreeViewNode(grhTreeView, grhData));
}