public void RefreshViewList(ChangeType change = ChangeType.None)
{
var viewSize = _viewSize;
var leading = _leading;
var selected = _selected;
bool isValidSelect = IsValidModel(selected);
if (isValidSelect)
{
switch (change)
{
case ChangeType.OneUp:
_buffer.Refresh(Items[0], viewSize, -1);
break;
case ChangeType.TwoUp:
_buffer.Refresh(Items[0], viewSize, -2);
break;
case ChangeType.PageUp:
_buffer.Refresh(Items[0], viewSize, -viewSize);
break;
case ChangeType.OneDown:
_buffer.Refresh(Items[0], viewSize, 1);
break;
case ChangeType.TwoDown:
_buffer.Refresh(Items[0], viewSize, 2);
break;
case ChangeType.PageDown:
_buffer.Refresh(Items[0], viewSize, viewSize);
break;
case ChangeType.ToggleLeft:
selected.ToggleLeft(Owner as Root);
_buffer.Refresh(Items[0], viewSize, leading);
break;
case ChangeType.ToggleRight:
selected.ToggleRight(Owner as Root);
_buffer.Refresh(Items[0], viewSize, leading);
break;
case ChangeType.ToggleFilter:
selected.IsFilterVisible = !selected.IsFilterVisible;
break;
case ChangeType.ViewListChanged:
case ChangeType.FilterSortChanged:
_buffer.Refresh(Items[0], viewSize, leading);
break;
}
}
PageControl?.Refresh();
}
/// <summary>Validate model against the model's item, return true if any child list changed</summary>
internal void Validate()
{
var prev = new Dictionary <Item, LineModel>();
var viewListChanged = false;
foreach (var model in Items)
{
viewListChanged |= model.Validate(Owner as Root, prev);
}
if (viewListChanged)
{
RefreshViewList(ChangeType.ViewListChanged);
}
else
{
PageControl?.Refresh();
}
}