internal int GetCellIndexAtLocation(Point loc)
{
var uie = InputHitTest(loc) as FrameworkElement;
if (uie == null)
{
return(-1);
}
var rowPresenter = TableViewUtils.GetAncestorByType <TableViewCellsPresenter>(uie);
if (rowPresenter == null)
{
return(-1);
}
var cell = TableViewUtils.FindParent <TableViewCell>(uie);
if (cell != null)
{
return(rowPresenter.ItemContainerGenerator.IndexFromContainer(cell));
}
return(-1);
}
internal object GetItemAtLocation(Point loc)
{
var uie = InputHitTest(loc) as FrameworkElement;
if (uie == null)
{
return(null);
}
var rowPresenter = TableViewUtils.GetAncestorByType <TableViewCellsPresenter>(uie);
return(rowPresenter != null ? rowPresenter.Item : null);
}
private void OnDragDelta(object sender, DragDeltaEventArgs e)
{
var tableViewColumnHeader = TableViewUtils.GetAncestorByType <TableViewColumnHeader>(this);
if (tableViewColumnHeader == null)
{
return;
}
var width = tableViewColumnHeader.Width + e.HorizontalChange;
tableViewColumnHeader.AdjustWidth(width);
}
protected override void OnIsItemsHostChanged(bool oldIsItemsHost, bool newIsItemsHost)
{
base.OnIsItemsHostChanged(oldIsItemsHost, newIsItemsHost);
var rowPresenter = TableViewUtils.FindParent <TableViewCellsPresenter>(this);
if (rowPresenter == null)
{
return;
}
rowPresenter.CellsPanel = this;
ParentTableView = rowPresenter.ParentTableView;
Style = ParentTableView.CellsPanelStyle;
}
internal TableViewColumnHeader GetColumnHeaderAtLocation(Point loc)
{
var uie = InputHitTest(loc) as FrameworkElement;
return(uie != null?TableViewUtils.FindParent <TableViewColumnHeader>(uie) : null);
}