/// <summary>
/// Handle interaction between POS and Slot ptoeprties for a inflectional affix MSA.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
/// <remarks>
/// If the new value is zero, then set the Slot prop to zero.
/// If the new value is not zero, then make sure the Slot prop is valid.
/// If the current slot is not legal for the new POS value, then set it to zero.
/// Otherwise leave the slot value alone.
/// </remarks>
protected void OnReferenceChanged(object sender, SIL.FieldWorks.Common.Utils.FwObjectSelectionEventArgs e)
{
Debug.Assert(sender is AtomicReferenceLauncher);
AtomicReferenceLauncher source = (AtomicReferenceLauncher)sender;
Debug.Assert(Control == source);
Debug.Assert(Object is MoInflAffMsa);
int idxSender = Parent.Controls.IndexOf(this);
int otherFlid = (int)MoInflAffMsa.MoInflAffMsaTags.kflidSlots;
Slice otherSlice = null;
int idxOther;
// Try to get the Slots slice.
// Check for slices before this one.
if (idxSender > 0)
{
idxOther = idxSender - 1;
while (idxOther >= 0 &&
(otherSlice == null ||
(otherSlice.Indent == Indent && idxOther > 0 && otherSlice.Object == Object)))
{
otherSlice = (Slice)Parent.Controls[idxOther--];
if (otherSlice is ReferenceVectorSlice && (otherSlice as ReferenceVectorSlice).Flid == otherFlid)
{
break;
}
otherSlice = null;
}
}
// Check for following slices, if we didn't get one earlier.
if (otherSlice == null && idxSender < Parent.Controls.Count)
{
idxOther = idxSender + 1;
while (idxOther < Parent.Controls.Count &&
(otherSlice == null ||
(otherSlice.Indent == Indent && idxOther > 0 && otherSlice.Object == Object)))
{
otherSlice = (Slice)Parent.Controls[idxOther++];
if (otherSlice is ReferenceVectorSlice && (otherSlice as ReferenceVectorSlice).Flid == otherFlid)
{
break;
}
otherSlice = null;
}
}
VectorReferenceLauncher otherControl = null;
if (otherSlice != null)
{
Debug.Assert((otherSlice as ReferenceVectorSlice).Flid == otherFlid);
Debug.Assert(otherSlice.Object == Object);
otherControl = otherSlice.Control as VectorReferenceLauncher;
Debug.Assert(otherControl != null);
}
MoInflAffMsa msa = Object as MoInflAffMsa;
int slotHvo = 0;
if (msa.SlotsRC.Count > 0)
{
int[] hvos = msa.SlotsRC.HvoArray;
slotHvo = hvos[0];
}
if (e.Hvo == 0 || slotHvo > 0)
{
IPartOfSpeech pos = msa.PartOfSpeechRA;
List <int> slotIDs = new List <int>();
if (pos != null)
{
slotIDs = pos.AllAffixSlotIDs;
}
bool clearSlot = ((e.Hvo == 0) ||
(!slotIDs.Contains(slotHvo)));
if (clearSlot)
{
if (otherControl == null)
{
msa.ClearAllSlots(); // The slot slice is not showing, so directly set the object's Slot property.
}
else
{
otherControl.AddItem(0); // Reset it using the other slice, so it gets refreshed.
}
}
}
}
/// <summary>
/// Handle interaction between POS and Slot ptoeprties for a inflectional affix MSA.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
/// <remarks>
/// If the new value is zero, then set the Slot prop to zero.
/// If the new value is not zero, then make sure the Slot prop is valid.
/// If the current slot is not legal for the new POS value, then set it to zero.
/// Otherwise leave the slot value alone.
/// </remarks>
protected void OnReferenceChanged(object sender, FwObjectSelectionEventArgs e)
{
Debug.Assert(sender is AtomicReferenceLauncher);
var source = (AtomicReferenceLauncher)sender;
Debug.Assert(Control == source);
Debug.Assert(Object is IMoInflAffMsa);
int idxSender = ContainingDataTree.Slices.IndexOf(this);
int otherFlid = MoInflAffMsaTags.kflidSlots;
Slice otherSlice = null;
int idxOther;
// Try to get the Slots slice.
// Check for slices before this one.
if (idxSender > 0)
{
idxOther = idxSender - 1;
while (idxOther >= 0 &&
(otherSlice == null ||
(otherSlice.Indent == Indent && idxOther > 0 && otherSlice.Object == Object)))
{
otherSlice = ContainingDataTree.Slices[idxOther--];
if (otherSlice is ReferenceVectorSlice && (otherSlice as ReferenceVectorSlice).Flid == otherFlid)
{
break;
}
otherSlice = null;
}
}
// Check for following slices, if we didn't get one earlier.
if (otherSlice == null && idxSender < ContainingDataTree.Slices.Count)
{
idxOther = idxSender + 1;
while (idxOther < ContainingDataTree.Slices.Count &&
(otherSlice == null ||
(otherSlice.Indent == Indent && idxOther > 0 && otherSlice.Object == Object)))
{
otherSlice = ContainingDataTree.Slices[idxOther++];
if (otherSlice is ReferenceVectorSlice && (otherSlice as ReferenceVectorSlice).Flid == otherFlid)
{
break;
}
otherSlice = null;
}
}
VectorReferenceLauncher otherControl = null;
if (otherSlice != null)
{
Debug.Assert(otherSlice.Flid == otherFlid);
Debug.Assert(otherSlice.Object == Object);
otherControl = otherSlice.Control as VectorReferenceLauncher;
Debug.Assert(otherControl != null);
}
var msa = Object as IMoInflAffMsa;
IMoInflAffixSlot slot = null;
if (msa.SlotsRC.Count > 0)
{
slot = msa.SlotsRC.First();
}
if (e.Hvo == 0 || slot != null)
{
var pos = msa.PartOfSpeechRA;
var slots = pos != null ? pos.AllAffixSlots : Enumerable.Empty <IMoInflAffixSlot>();
bool clearSlot = e.Hvo == 0 || !slots.Contains(slot);
if (clearSlot)
{
if (otherControl == null)
{
msa.SlotsRC.Clear(); // The slot slice is not showing, so directly set the object's Slot property.
}
else
{
otherControl.AddItem(null); // Reset it using the other slice, so it gets refreshed.
}
}
}
}