private void OnRightKeyDown(DirectoryListingPane pane)
{
if (pane.SelectedItem is FileViewModel)
{
// If a file is selected in this pane, try to move down (which should change the deeper panes)
// and focus on the newly selected item
if (pane.SelectedIndex < pane.Items.Count - 1)
{
pane.SelectItemAndFocus(pane.SelectedIndex + 1);
}
}
else if (pane.SelectedItem is DirectoryViewModel)
{
// Go into the next pane, which is guaranteed to be open
// bc the selected file system item in this pane is itself a directory
var nextPane = (DirectoryListingPane)_panes[_panes.IndexOf(pane) + 1];
if (nextPane.Items.Count > 0)
{
nextPane.SelectItemAndFocus(0);
}
}
else if (pane.SelectedItem == null)
{
// If nothing is selected, then select the first item
pane.SelectItemAndFocus(0);
}
}
private bool OnDownKeyDown(DirectoryListingPane pane)
{
if (pane.SelectedItem == null)
{
// If nothing is selected, then select the first item
pane.SelectItemAndFocus(0);
return(true);
}
return(false);
}