private void ProcessSelectAll(GridPanel panel,
GridContainer item, bool ckey)
{
if (item.Rows != null && item.Rows.Count > 0)
{
item.Expanded = true;
foreach (GridContainer row in item.Rows)
{
if (row is GridGroup)
{
ProcessSelectAll(panel, row, ckey);
}
else
{
int startIndex = ((GridContainer)item.Rows[0]).GridIndex;
int endIndex = ((GridContainer)item.Rows[item.Rows.Count - 1]).GridIndex;
if (ckey == true)
{
for (int i = startIndex; i <= endIndex; i++)
panel.SetSelectedRows(i, 1, !panel.IsRowSelected(i));
}
else
{
panel.SetSelectedRows(startIndex, endIndex - startIndex + 1, true);
}
break;
}
}
}
}
private void ProcessControlExtend(GridPanel panel, bool extend)
{
if (panel.LastProcessedItem == null)
panel.LastProcessedItem = _MouseDownHitRow;
GridContainer lastRow = panel.LastProcessedItem as GridContainer;
if (lastRow != null)
{
int startIndex = lastRow.GridIndex;
int endIndex = _HitItem.GridIndex;
panel.NormalizeIndices(extend,
_AnchorIndex, ref startIndex, ref endIndex);
for (int i = startIndex; i <= endIndex; i++)
{
if (extend == false || i != _AnchorIndex)
panel.SetSelectedRows(i, 1, !panel.IsRowSelected(i));
}
InvalidateRows(panel, startIndex, endIndex, true);
}
}
private void ProcessSelect(GridPanel panel, bool ckey, bool skey)
{
int index = GridIndex;
if (ckey == true)
panel.SetSelectedRows(index, 1, !panel.IsRowSelected(index));
else
panel.SetSelectedRows(index, 1, true);
panel.SetActiveRow(this, true);
if (skey == false && ckey == false)
panel.InvalidateRender();
else
InvalidateRender();
}
internal void ExtendSelection(
GridPanel panel, GridContainer endItem, bool extend)
{
int startIndex = panel.SelectionRowAnchor.GridIndex;
int endIndex = endItem.GridIndex;
panel.NormalizeIndices(false, 0, ref startIndex, ref endIndex);
if (panel.OnlyRowsSelected(startIndex, endIndex) == false)
{
if (extend == false)
panel.ClearAllSelected();
else
panel.ClearAll(false);
panel.SetSelectedRows(startIndex, endIndex - startIndex + 1, true);
GridContainer row = GetLastProcessedRow(panel);
if (extend == true && row != null)
startIndex = row.GridIndex;
InvalidateRows(panel, startIndex, endIndex, extend);
}
}
