/// <summary>
/// Shows the completion list popup at a given point on screen
/// </summary>
/// <param name="NearRectangle">Normally, the popup list will be shown
/// right under this block (under NearRectangle)</param>
/// <param name="parentControl">DrawWindow that causes this popup to show</param>
public void Show(Rectangle nearRectangle, Control parent)
{
if (this.Visible)
{
return;
}
ParentControl = parent;
FillItems();
if (lstItems.Items.Count == 0)
{
return;
}
this.Parent = parent.Parent;
this.BringToFront();
CalcSize();
CalcStartPosition(nearRectangle, parent);
this.Show();
this.lstItems.Focus();
if (CurrentList != null)
{
CurrentList.RaiseVisibleChanged(true);
}
}
private bool hidingList = false; // guard
public void HideList()
{
if (hidingList || CurrentList == null)
{
return;
}
hidingList = true;
using (Redrawer r = new Redrawer(CurrentList.HostBlock.Root))
{
ViewWindow v = ParentControl as ViewWindow;
if (v != null)
{
v.ShouldRedrawOnWindowPaint = false;
}
ParentControl.Focus();
Hide();
Application.DoEvents();
if (v != null)
{
v.ShouldRedrawOnWindowPaint = true;
}
if (CurrentList != null)
{
CurrentList.RaiseVisibleChanged(false);
}
}
// lstItems.BeginUpdate();
// lstItems.Items.Clear();
// lstItems.EndUpdate();
hidingList = false;
}