private void SelectAtomObject_Do(string mediaType, MediaItemViewModel file, bool asAnswer)
{
var index = CurrentPosition;
if (index == -1)
{
index = Count - 1;
}
OwnerDocument.BeginChange();
try
{
if (asAnswer)
{
if (!_isComplex)
{
AddMarker_Executed(null);
index = Count - 1;
}
}
else if (string.IsNullOrWhiteSpace(this[index].Model.Text))
{
RemoveAt(index--);
}
var atom = new AtomViewModel(new Atom {
Type = mediaType, Text = ""
});
Insert(index + 1, atom);
SIDocument.SetLink(atom.Model, file.Model.Name);
OwnerDocument.ActiveItem = null;
}
catch (Exception exc)
{
OwnerDocument.OnError(exc);
}
finally
{
OwnerDocument.CommitChange();
}
}
private void AddAtomObject(string mediaType, bool asAnswer)
{
QDocument document;
try
{
document = OwnerDocument;
}
catch (Exception exc)
{
PlatformManager.Instance.ShowErrorMessage(exc.Message);
return;
}
if (document == null)
{
return;
}
var collection = document.Images;
if (mediaType == AtomTypes.Audio)
{
collection = document.Audio;
}
else if (mediaType == AtomTypes.Video)
{
collection = document.Video;
}
var was = collection.Files.Count;
document.BeginChange();
try
{
collection.AddItem.Execute(null);
if (!collection.HasPendingChanges)
{
return;
}
if (was == collection.Files.Count)
{
return;
}
var index = CurrentPosition;
if (index == -1 || index >= Count)
{
if (Count == 0)
{
return;
}
index = Count - 1;
}
if (asAnswer)
{
if (!_isComplex)
{
AddMarker_Executed(null);
index = Count - 1;
}
}
else if (string.IsNullOrWhiteSpace(this[index].Model.Text) && this[index].Model.Type != AtomTypes.Marker)
{
RemoveAt(index--);
}
var atom = new AtomViewModel(new Atom {
Type = mediaType, Text = ""
});
Insert(index + 1, atom);
var last = collection.Files.LastOrDefault();
if (last != null)
{
SIDocument.SetLink(atom.Model, last.Model.Name);
}
document.ActiveItem = null;
}
catch (Exception exc)
{
document.OnError(exc);
}
finally
{
document.CommitChange();
}
}
