/// <summary>
/// Restores a saved view to a ListView control.
/// </summary>
/// <param name="list">The ListView control.</param>
/// <param name="state">The ListState object containing the saved state to be reset.</param>
public static void SetState(ListView list, ListState state)
{
if ((state.fTopIndex != -1) && (state.fTopIndex < list.Items.Count))
{
list.TopItem = list.Items[state.fTopIndex];
}
if ((state.fSelectedIndex != -1) && (state.fSelectedIndex < list.Items.Count))
{
list.SelectedIndices.Add(state.fSelectedIndex);
}
}
/// <summary>
/// Saves the state of a ListView control.
/// The state can be re-applied to the listview by calling ListState.SetState.
/// </summary>
/// <param name="list">The ListView control.</param>
/// <returns>Returns a ListState object containing the current state of the ListView control.</returns>
public static ListState GetState(ListView list)
{
ListState state = new ListState();
state.fTopIndex = list.Items.IndexOf(list.TopItem);
state.fSelectedIndex = -1;
if (list.SelectedIndices.Count != 0)
{
state.fSelectedIndex = list.SelectedIndices[0];
}
return(state);
}
