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); } }