public Element GetSelected(CoreOperations aw)
{
Element tmp = null;
int s = control.SelectedIndex;
if (s == -1)
{
return(tmp);
}
TMyListBoxItem t = (TMyListBoxItem)(control.ht[control.Items[s]]);
double rand = t.rand;
foreach (Element el in aw.list.list)
{
if (el.rand == rand)
{
tmp = el; break;
}
}
foreach (Element el in aw.skipped)
{
if (el.rand == rand)
{
tmp = el; break;
}
}
return(tmp);
}
protected override void OnDrawItem(DrawItemEventArgs e)
{
// Make sure we're not trying to draw something that isn't there.
if (e.Index >= this.Items.Count || e.Index <= -1)
{
return;
}
// Get the item object.
object item = this.Items[e.Index];
if (item == null)
{
return;
}
string key = item.ToString();
TMyListBoxItem tm = (TMyListBoxItem)(ht[key]);
if (tm != null)
{
// MessageBox.Show(tm.name);
}
else
{
return;
}
e.DrawBackground();
switch (tm.state2)
{
case 0:
e.Graphics.FillRectangle(new SolidBrush(Color.Gainsboro), e.Bounds);
break;
case 1:
e.Graphics.FillRectangle(new SolidBrush(Color.White), e.Bounds);
if (!tm.was_ever_reviewed)
{
e.Graphics.FillRectangle(new SolidBrush(Color.FromArgb(255, 240, 240)), e.Bounds);
}
break;
}
// Draw the background color depending on
// if the item is selected or not.
//if ((e.State & DrawItemState.Selected) == DrawItemState.Selected)
if (tm.selected)
{
// The item is selected.
// We want a blue background color.
Rectangle tmp = new Rectangle();
tmp.X = e.Bounds.X;
tmp.Y = e.Bounds.Y;
tmp.Width = e.Bounds.Width;
tmp.Height = e.Bounds.Height;
tmp.Height--;
e.Graphics.DrawRectangle(new Pen(Color.Blue), tmp);
}
// Draw the item.
string text = tm.name;
SizeF stringSize = e.Graphics.MeasureString(text, this.Font);
e.Graphics.DrawString(text, this.Font, new SolidBrush(Color.Black),
new PointF(18, e.Bounds.Y + (e.Bounds.Height - stringSize.Height) / 2));
switch (tm.state1)
{
case 0:
e.Graphics.DrawImage(this.rw, new Point(1, e.Bounds.Y + 1));
break;
case 1:
e.Graphics.DrawImage(this.rb, new Point(1, e.Bounds.Y + 1));
break;
case 2:
e.Graphics.DrawImage(this.nw, new Point(1, e.Bounds.Y + 1));
break;
}
base.OnDrawItem(e);
}
public void AddAssigned(String key, TMyListBoxItem value)
{
ht[key] = value;
this.Items.Add(key);
this.items2_list.Add(value);
}
public void UpdateItems(CoreOperations aw, bool check_hash = true)
{
lock (control)
{
lock (aw.list.list)
{
String hash = "";
lock (aw.skipped)
{
try
{
//Point p_old = control.AutoScrollOffset;
if (control.Visible == false)
{
return;
} // нет смысла
if (aw.skipped.Count == 0 && aw.list.Count == 0)
{
return;
}
// Сначала проверим, можно ли обойтись без полного обновления
control.SuspendLayout();
int wc = aw.list.Count;
int s1, s2;
if (control.items2_list.Count > 0 && check_hash)
{
hash = GetHash(aw);
if (tmp_hash.Equals(hash))
{
return;
}
}
Element tmp;
double sel_rand = -1;
//if (control.TopIndex > 0) { MessageBox.Show(control.TopIndex + ""); }
int top_index = control.TopIndex;
String top_rand_s = "";
double top_rand = -1;
try
{
top_rand_s = control.Items[top_index].ToString();
foreach (TMyListBoxItem i in control.items2_list)
{
if (i.rand_s.Equals(top_rand_s))
{
top_rand = i.rand; break;
}
}
}
catch { }
int new_index = top_index;
foreach (TMyListBoxItem e in control.items2_list)
{
if (e.selected)
{
sel_rand = e.rand; break;
}
}
int old_sel_id = control.SelectedIndex;
control.BeginUpdate();
control.Clear();
for (int a = aw.list.list.Count - 1; a >= 0; a--)
{
tmp = aw.list.list[a];
if (tmp.skip_me)
{
continue;
}
//s1 = -1; s2 = -1;
if (tmp.loaded)
{
s2 = 1;
}
else
{
s2 = 0;
}
if (tmp.reviewed)
{
s1 = 0;
}
else if (tmp.rejected)
{
s1 = 1;
}
else if (!tmp.showed)
{
s1 = 2;
}
else
{
s1 = 3;
}
TMyListBoxItem n = new TMyListBoxItem();
n.state1 = s1; n.state2 = s2; n.name = tmp.title; n.pos = a; n.rand = tmp.rand; n.was_ever_reviewed = (tmp.stable_id != -1); n.rand_s = tmp.rand + "";
control.AddAssigned(n.rand_s, n);
if (top_rand == n.rand)
{
new_index = control.Items.Count - 1;
}
if (tmp.rand == sel_rand)
{
n.selected = true;
}
}
for (int a = aw.skipped.Count - 1; a >= 0; a--)
{
if (a < 0)
{
break;
}
tmp = aw.skipped.items[a];
if (tmp.skip_me)
{
continue;
}
//s1 = -1; s2 = -1;
if (tmp.reviewed)
{
s1 = 0;
}
else if (tmp.rejected)
{
s1 = 1;
}
else if (!tmp.showed)
{
s1 = 2;
}
else
{
s1 = 3;
}
if (tmp.loaded)
{
s2 = 1;
}
else
{
s2 = 0;
}
TMyListBoxItem n = new TMyListBoxItem();
n.state1 = s1; n.state2 = s2; n.name = tmp.title; n.pos = a; n.rand = tmp.rand; n.was_ever_reviewed = (tmp.stable_id != -1); n.rand_s = tmp.rand + "";
control.AddAssigned(n.rand_s, n);
if (top_rand == n.rand)
{
new_index = control.Items.Count - 1;
}
if (tmp.rand == sel_rand)
{
n.selected = true;
}
}
control.TopIndex = new_index;
control.EndUpdate();
// Thread.Sleep(80);
control.PerformLayout();
tmp_hash = hash;
//control.AutoScrollOffset = new Point(p_old.X, p_old.Y);
//if (p_old.Y > 0) { MessageBox.Show(p_old.Y+""); }
}
catch (InvalidOperationException) { }
catch (Exception e)
{
#if DEBUG
MessageBox.Show("Исключение в движке списка: " + e.GetType().ToString() + "|" + e.Message + "|" + e.StackTrace);
#endif
}
}
}
}
}
