protected override void OnMouseDown(MouseEventArgs e)
{
if (CanMouseDown)
{
if (CanDragItems)
{
firstD = MouseItem;
dragging = SelectedItems;
}
}
base.OnMouseDown(e);
}
public void SelectItem(AdvancedListViewItem item)
{
if (!dontSelect)
{
if (ModifierKeys == Keys.Control)
{
if (Multiselection)
{
item.Selected = !item.Selected;
}
}
else if (ModifierKeys == Keys.Shift)
{
if (Multiselection)
{
var selecteds = SelectedItems;
if (selecteds.Length > 0)
{
var first = selecteds[0];
if (item != first)
{
var fIndex = selecteds.IndexOf(first);
var iIndex = this.ItemList.IndexOf(item);
int subs = fIndex + iIndex;
if (subs < -1)
{
subs *= -1;
}
if (subs > 0 && subs <= ItemList.Count)
{
for (int i = fIndex; i < fIndex + subs; i++)
{
ItemList[i].Selected = true;
}
}
}
}
}
}
else
{
items.DeselectAll();
item.Selected = true;
}
}
else
{
dontSelect = false;
}
}
protected void DrawItem(AdvancedListViewItem item, Graphics g)
{
if (item.Visible)
{
item.Source = this;
item.DrawItem(g, drawBounds, itemColor, ForeColor, Font, selectedItemColor);
if (drawBounds.X >= ClientSize.Width)
{
drawBounds.X = 0;
drawBounds.Y += itemSize.Height;
drawBounds.Y += spacing.Height;
}
drawBounds.X += itemSize.Width;
drawBounds.X += spacing.Width;
}
}
