private bool ProcessKeysUp(Key key) { bool flag = false; Legend legend = this.Owner; if (legend == null) { return(flag); } switch (key) { case Key.Return: case Key.Space: legend.FireItemClick(this); break; case Key.Prior: LegendItem legendItem1 = Enumerable.FirstOrDefault <LegendItem>(Enumerable.OfType <LegendItem>((IEnumerable)legend.Items), (Func <LegendItem, bool>)(item => item.IsInLegendVisibleArea(legend))); flag = legend.SetFocusToItem(legendItem1); break; case Key.Next: if (!this.IsInLegendVisibleArea(legend)) { LegendItem legendItem2 = Enumerable.FirstOrDefault <LegendItem>(Enumerable.OfType <LegendItem>((IEnumerable)legend.Items), (Func <LegendItem, bool>)(item => item.IsInLegendVisibleArea(legend))); flag = legend.SetFocusToItem(legendItem2); break; } LegendItem legendItem3 = (LegendItem)legend.Items[legend.Items.Count - 1]; legend.SetFocusToItem(legendItem3); break; case Key.End: LegendItem legendItem4 = (LegendItem)legend.Items[legend.Items.Count - 1]; flag = legend.SetFocusToItem(legendItem4); break; case Key.Home: LegendItem legendItem5 = (LegendItem)legend.Items[0]; flag = legend.SetFocusToItem(legendItem5); break; } return(flag); }
private bool TrySetFocusOnNextItem(Legend legend, bool isForward) { LegendItem nextItem = legend.GetNextItem(this, isForward); return legend.SetFocusToItem(nextItem); }
private bool TrySetFocusOnNextItem(Legend legend, bool isForward) { LegendItem nextItem = legend.GetNextItem(this, isForward); return(legend.SetFocusToItem(nextItem)); }