private void ltvTransactions_KeyDown(object sender, KeyEventArgs e)
{
if (this.ltvTransactions.SelectedIndices.Count <= 0)
{
return;
}
TransactionViewItem tvi = this.TransactionsViewItems[this.ltvTransactions.SelectedIndices[0]] as TransactionViewItem;
if (tvi == null)
{
return;
}
if (tvi.ImageIndex == 0 && (e.KeyData == Keys.Return || e.KeyData == Keys.Right))
{
this.Expand(tvi);
}
else
{
if (tvi.ImageIndex != 1 || e.KeyData != Keys.Return && e.KeyData != Keys.Left)
{
return;
}
this.Collapse(tvi);
}
}
private void Collapse(TransactionViewItem tvi)
{
for (int index = 0; index < tvi.Transaction.Fills.Count; ++index)
{
this.TransactionsViewItems.RemoveAt(tvi.Index + 1);
}
tvi.ImageIndex = 0;
this.ltvTransactions.VirtualListSize = this.TransactionsViewItems.Count;
}
private void Expand(TransactionViewItem tvi)
{
for (int index = 0; index < tvi.Transaction.Fills.Count; ++index)
{
this.TransactionsViewItems.Insert(tvi.Index + index + 1, (ListViewItem) new FillViewItem(tvi.Transaction.Fills[index]));
}
tvi.ImageIndex = 1;
this.ltvTransactions.VirtualListSize = this.TransactionsViewItems.Count;
}
private void ltvTransactions_MouseDoubleClick(object sender, MouseEventArgs e)
{
TransactionViewItem tvi = this.ltvTransactions.GetItemAt(e.X, e.Y) as TransactionViewItem;
if (tvi == null)
{
return;
}
if (tvi.ImageIndex == 0)
{
this.Expand(tvi);
}
else
{
if (tvi.ImageIndex != 1)
{
return;
}
this.Collapse(tvi);
}
}
private void Collapse(TransactionViewItem tvi)
{
for (int index = 0; index < tvi.Transaction.Fills.Count; ++index)
this.TransactionsViewItems.RemoveAt(tvi.Index + 1);
tvi.ImageIndex = 0;
this.ltvTransactions.VirtualListSize = this.TransactionsViewItems.Count;
}
private void Expand(TransactionViewItem tvi)
{
for (int index = 0; index < tvi.Transaction.Fills.Count; ++index)
this.TransactionsViewItems.Insert(tvi.Index + index + 1, (ListViewItem) new FillViewItem(tvi.Transaction.Fills[index]));
tvi.ImageIndex = 1;
this.ltvTransactions.VirtualListSize = this.TransactionsViewItems.Count;
}