private void FirePrepareTooltip(ToolTipGridEventArgs args)
{
var handler = PrepareToolTip;
if (handler != null)
{
handler(this, args);
}
}
private void DisplayTooltip()
{
if (!ShowSuperTooltips)
{
HideToolTip();
return;
}
int rowIndex = GetSelectedRowIndex();
if (rowIndex == -1)
{
return;
}
lock (_lastTooltip)
{
_lastTooltip.Hide();
_lastTooltip = new SuperToolTip(_grid);
int columnCount = _grid.TableDescriptor.Columns.Count;
var pnt = new Point
{
X = _grid.TableControl.ColIndexToHScrollPixelPos(columnCount),
Y = _grid.TableControl.RowIndexToVScrollPixelPos(rowIndex)
};
pnt = _grid.PointToScreen(pnt);
var info = new ToolTipInfo();
var args = new ToolTipGridEventArgs(info, RowIndexToRecordIndex(rowIndex));
FirePrepareTooltip(args);
if (args.Cancel)
{
_lastTooltip.Hide();
return;
}
info.Header.Font = new Font(info.Header.Font, FontStyle.Bold);
_lastTooltip.MaxWidth = ToolTipMaxWidth;
_lastTooltip.Show(info, pnt, ToolTipDuration);
}
}
