public static ListViewItem2[] CreateTree(IEnumerable <XElement> xElements, ListViewItem2 lviParent, bool skipEmpty)
{
var lvItems = new List <ListViewItem2>();
foreach (XElement xe in xElements)
{
if (skipEmpty && xe.Attributes().All(xa => string.IsNullOrEmpty(xa.Value)))
{
continue;
}
var subItems = xe.Attributes().Select(xa => xa.Value).ToArray();
var lvi = new ListViewItem2(subItems, lviParent)
{
ForeColor = RandomColor.Next(), ImageIndex = 0
};
lvItems.Add(lvi);
if (xe.Elements().Count() > 0)
{
var lvis = CreateTree(xe.Elements(), lvi, true);
if (lvis.Length > 0)
{
lvi.AddChildren(lvis);
}
}
}
return(lvItems.ToArray());
}
private static ListViewItem2[] GenerateFileSystemItems(string dirPath, ListViewItem2 lviParent)
{
var fseItems = new List <ListViewItem2>();
var subDirs = Directory.GetDirectories(dirPath);
foreach (var d in subDirs)
{
var di = new DirectoryInfo(d);
var subItems = new[] { di.Name, di.Extension, di.CreationTime.ToLongDateString(), di.LastAccessTime.ToLongDateString() };
var lvi = new ListViewItem2(subItems, lviParent)
{
ForeColor = RandomColor.Next(), ImageIndex = 0
};
var lviFSItems = GenerateFileSystemItems(d, lvi);
if (lviFSItems != null && lviFSItems.Length > 0)
{
lvi.AddChildren(lviFSItems);
// TreeListView.AssignParent(lvi, lviParent);
}
fseItems.Add(lvi);
}
var lviFiles = GetFileItems(dirPath, lviParent);
fseItems.AddRange(lviFiles);
return(fseItems.ToArray());
}
private static ListViewItem2[] PrepareTree(IList <XElement> xList, ListViewItem2 lviParent)
{
var lItems = new List <ListViewItem2>();
for (int i = 0; i < xList.Count; ++i)
{
if (string.Compare(Names.ExpenseItem, xList[i].Name.LocalName) == 0)
{
var li = GetListViewItem2(xList[i], lviParent);
li.ImageIndex = 0;
li.ForeColor = RandomColor.Next();
lItems.Add(li);
}
else if (string.Compare(Names.ExpenseGroup, xList[i].Name.LocalName) == 0)
{
var xaName = xList[i].Attribute(Names.Name);
var xaDate = xList[i].Attribute(Names.Date);
var subItems = new[] {
xaDate != null ? xaDate.Value : "?",
xaName != null ? xaName.Value : "Expense Group"
};
var xGroup = new ListViewItem2(subItems, null)
{
ImageIndex = 1,
ForeColor = RandomColor.Next()
};
var xItems = new List <XElement>(xList[i].Elements(XName.Get(Names.ExpenseItem)));
var lviItems = new ListViewItem2[xItems.Count];
for (int k = 0; k < xItems.Count; ++k)
{
var li = GetListViewItem2(xItems[k], xGroup);
li.ImageIndex = 0;
li.ForeColor = RandomColor.Next();
lviItems[k] = li;
}
xGroup.AddChildren(lviItems);
lItems.Add(xGroup);
}
else if (string.Compare(Names.Seperator, xList[i].Name.LocalName) == 0)
{
lItems.Add(new ListViewItem2(null, null));
}
else
{
continue;
}
}
return(lItems.ToArray());
}
private void randomizeColorBtn_Click(object sender, EventArgs e)
{
try
{
foreach (ListViewItem lvi in listView.Items)
{
lvi.ForeColor = RandomColor.Next();
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, Text, MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private static ListViewItem2[] GetFileItems(string dirPath, ListViewItem2 lviParent)
{
var fseItems = new List <ListViewItem2>();
string[] files = Directory.GetFiles(dirPath);
foreach (string f in files)
{
var fi = new FileInfo(f);
var subItems = new[] { fi.Name, fi.Extension, fi.Length.ToString(), fi.CreationTime.ToLongDateString() };
var lvi = new ListViewItem2(subItems, lviParent)
{
ForeColor = RandomColor.Next(), ImageIndex = 1
};
// TreeListView.AssignParent(lvi, lviParent);
fseItems.Add(lvi);
}
return(fseItems.ToArray());
}