private void LoadChild(List <T> list, bool newChild)
{
if (list == null)
{
return;
}
int dataindex = _control._list.IndexOf(_item);
int viewindex = this.ListView.Items.IndexOf(this);
Color clr = Color.FromArgb(GetNewLuminance(this.BackColor.R),
GetNewLuminance(this.BackColor.G), GetNewLuminance(this.BackColor.B));
foreach (T i in list)
{
if (newChild)
{
_control._list.Insert(++dataindex, i);
}
XmlListViewItem <T> node = new XmlListViewItem <T>(i, _control);
node.BackColor = clr;
Children.Add(node);
if (_control._isLoading)
{
_control._indexCounter++;
this.ListView.Items.Insert(_control._indexCounter, node);
}
else
{
this.ListView.Items.Insert(++viewindex, node);
}
}
}
private void _listView_ItemCheck(object sender, ItemCheckEventArgs e)
{
XmlListViewItem <T> node = _listView.Items[e.Index] as XmlListViewItem <T>;
if (node == null)
{
return;
}
switch (e.NewValue)
{
case CheckState.Checked:
{
node.Expand();
if (node.Valid)
{
node.Item.Enable = true;
node.ForeColor = ActiveColor;
}
else
{
e.NewValue = CheckState.Unchecked;
}
break;
}
case CheckState.Unchecked:
{
node.Collaps();
node.Item.Enable = false;
node.ForeColor = DefaultColor;
break;
}
}
}
public void RefreshList(List <T> list)
{
_list = list;
_listView.Items.Clear();
if (list == null)
{
return;
}
List <T> rootList = new List <T>();
foreach (T i in list)
{
if (i.Element.IsRoot())
{
rootList.Add(i);
}
}
_isLoading = true;
_indexCounter = 0;
foreach (T i in rootList)
{
XmlListViewItem <T> item = _listView.Items.Add(new XmlListViewItem <T>(i, this)) as XmlListViewItem <T>;
_indexCounter++;
}
_isLoading = false;
}
public T GetSelectedItem()
{
if (_listView.SelectedItems.Count < 1)
{
return(default(T));
}
XmlListViewItem <T> item = _listView.SelectedItems[0] as XmlListViewItem <T>;
return(item.Item);
}
private void DropChild(XmlListViewItem <T> item)
{
if (item == null)
{
return;
}
foreach (XmlListViewItem <T> c in item.Children)
{
DropChild(c);
c.ListView.Items.Remove(c);
c.Item.Enable = false;
}
item.Children.Clear();
}
private void _listView_DoubleClick(object sender, EventArgs e)
{
if (_listView.SelectedItems.Count < 1)
{
return;
}
XmlListViewItem <T> item = _listView.SelectedItems[0] as XmlListViewItem <T>;
if (item.Valid)
{
return;
}
if (DoubleClick != null)
{
DoubleClick(this, e);
}
}
