/// <summary>
/// Same thing for GetChecked.
/// </summary>
internal void SetCheckedState(int index, CheckState value)
{
bool isChecked;
bool isIndeterminate;
switch (value)
{
case CheckState.Checked:
isChecked = true;
isIndeterminate = false;
break;
case CheckState.Indeterminate:
isChecked = false;
isIndeterminate = true;
break;
default:
isChecked = false;
isIndeterminate = false;
break;
}
bool wasChecked = InnerArray.GetState(index, s_checkedItemMask);
bool wasIndeterminate = InnerArray.GetState(index, s_indeterminateItemMask);
InnerArray.SetState(index, s_checkedItemMask, isChecked);
InnerArray.SetState(index, s_indeterminateItemMask, isIndeterminate);
if (wasChecked != isChecked || wasIndeterminate != isIndeterminate)
{
// Raise a notify event that this item has changed.
_owner.AccessibilityNotifyClients(AccessibleEvents.StateChange, index);
}
}