private void LoadSubFolders(FileSystemFolterTreeNode node, bool updateFlatList)
{
string[] directories = null;
node.SubFoldersLoaded = true;
try
{
directories = Directory.GetDirectories(node.Path);
}
catch (System.UnauthorizedAccessException)
{
return;
}
foreach (string dirPath in directories)
{
FileSystemFolterTreeNode dirNode = foltersTreeList.CreateNewNode();
dirNode.Path = dirPath;
dirNode.Name = new DirectoryInfo(dirPath).Name;
foltersTreeList.AddNode(dirNode, node, TreeListNodeAttachMode.AddChild, false);
//if (loadSubSubFolders == true)
// LoadSub Folders(dirNode, false);
}
if (updateFlatList)
{
RebuildFlatList();
}
}
private void LoadSubSubFolders(FileSystemFolterTreeNode node)
{
foreach (FileSystemFolterTreeNode n in node.Items)
{
LoadSubFolders(n, false);
}
node.SubSubFoldersLoaded = true;
RebuildFlatList();
}
private void dataGridEh1_TreeViewArea_NodeStateNeeded(object sender, DataGridTreeViewNodeStateNeededEventArgs e)
{
if (e.Row == null)
{
return;
}
FileSystemFolterTreeNode node = (FileSystemFolterTreeNode)e.Row.SourceItem;
e.NodeLevel = node.Level;
e.HasChildren = node.HasChildren;
e.Expanded = node.Expanded;
e.ParentItem = node.Parent;
}
private void dataGridEh1_TreeViewArea_ExpandedStateSet(object sender, DataGridTreeViewNodeExpandedStateSetEventArgs e)
{
if (e.Row == null)
{
return;
}
FileSystemFolterTreeNode node = (FileSystemFolterTreeNode)e.Row.SourceItem;
node.Expanded = e.Expanded;
if (node.Expanded && !node.SubSubFoldersLoaded)
{
LoadSubSubFolders(node);
}
RebuildFlatList();
}
private void dataGridTextColumn4_DataCellFormatParamsNeeded(object sender, DataGridDataCellFormatParamsNeededEventArgs e)
{
if (e.Row == null)
{
return;
}
FileSystemFolterTreeNode node = (FileSystemFolterTreeNode)e.Row.SourceItem;
if (node.Size == "?")
{
e.CellArgs.HorzAlign = HorizontalAlignment.Center;
}
else
{
e.CellArgs.HorzAlign = HorizontalAlignment.Right;
}
}
public void LoadData()
{
string[] directories = Directory.GetDirectories(textBoxEh1.Text);
foltersTreeList.Clear();
foreach (string dirPath in directories)
{
FileSystemFolterTreeNode dirNode = foltersTreeList.CreateNewNode();
dirNode.Path = dirPath;
dirNode.Name = new DirectoryInfo(dirPath).Name;
foltersTreeList.AddNode(dirNode, foltersTreeList.Root, TreeListNodeAttachMode.AddChild, false);
LoadSubFolders(dirNode, false);
//LoadSubSubFolders(dirNode);
}
RebuildFlatList();
}
private void dataGridTextColumn3_DataCellCustomAreaPaint(object sender, DataGridDataCellPaintEventArgs e)
{
if (e.Row == null)
{
return;
}
BasePaintCellStates cellPaintState = e.CellArgs.State;
e.CellArgs.State = e.CellArgs.State & ~BasePaintCellStates.Current & ~BasePaintCellStates.Focused;
Rectangle clientRect = e.CellArgs.ClientRect;
Rectangle folderAreaRect = e.CellArgs.ClientRect;
folderAreaRect.X = e.CellArgs.CustomRect.Left;
folderAreaRect.Width = e.CellArgs.ClientRect.Left - e.CellArgs.CustomRect.Left;
e.CellArgs.ClientRect = folderAreaRect;
e.PaintBackground(e);
e.CellArgs.ClientRect = clientRect;
e.CellArgs.State = cellPaintState;
FileSystemFolterTreeNode node = (FileSystemFolterTreeNode)e.Row.SourceItem;
{
Rectangle folderSignRect = folderAreaRect;
Image folderImage;
if (node.Expanded || !node.HasChildren)
{
folderImage = Properties.Resources.FolderOpen;
}
else
{
folderImage = Properties.Resources.FolderClosed;
}
folderSignRect = new Rectangle(Point.Empty, folderImage.Size);
folderSignRect = EhLibUtils.RectCenter(folderSignRect, folderAreaRect);
//folderSignRect.X = folderSignRect.Left + 2;
e.CellArgs.Graphics.DrawImage(folderImage, folderSignRect);
}
}
private void dataGridTextColumn4_DataCellMouseClick(object sender, DataGridDataCellMouseEventArgs e)
{
if (e.Row == null)
{
return;
}
FileSystemFolterTreeNode node = (FileSystemFolterTreeNode)e.Row.SourceItem;
long size = CalcFolderSize(node.Path);
if (size > 1024 * 10)
{
size = size / 1024;
if (size > 1024 * 10)
{
size = size / 1024;
if (size > 1024 * 10)
{
size = size / 1024;
node.Size = size.ToString("N0") + " Gb";
}
else
{
node.Size = size.ToString("N0") + " Mb";
}
}
else
{
node.Size = size.ToString("N0") + " Kb";
}
}
else
{
node.Size = size.ToString("N0") + " b";
}
}
