CurrentItemsCollection FillCurrentRow( DataRow row)
{
CurrentItemsCollection ci = new CurrentItemsCollection();
if (row != null) {
CurrentItem c = null;
foreach (DataColumn dc in table.Columns) {
c = new CurrentItem(dc.ColumnName,dc.DataType);
c.Value = row[dc.ColumnName];
ci.Add(c);
}
}
return ci;
}
/*
public override CurrentItemsCollection FillDataRow(int pos)
{
CurrentItemsCollection ci = new CurrentItemsCollection();
var obj = CurrentFromPosition(pos);
if (obj != null)
{
CurrentItem currentItem = null;
foreach (PropertyDescriptor pd in this.listProperties)
{
currentItem = new CurrentItem();
currentItem.ColumnName = pd.Name;
currentItem.DataType = pd.PropertyType;
var propValue = FollowPropertyPath(obj,pd.Name);
if (propValue != null)
{
currentItem.Value = propValue.ToString();
}
else
{
currentItem.Value = String.Empty;
}
ci.Add(currentItem);
}
}
return ci;
}
*/
public override CurrentItemsCollection FillDataRow()
{
CurrentItemsCollection ci = base.FillDataRow();
if (current != null) {
CurrentItem c = null;
foreach (PropertyDescriptor pd in this.listProperties)
{
c = new CurrentItem(pd.Name,pd.PropertyType);
var s = pd.GetValue(this.Current);
if (s != null)
{
c.Value = s.ToString();
}
else
{
c.Value = String.Empty;
}
ci.Add(c);
}
}
return ci;
}
protected override void LoadComplete()
{
base.LoadComplete();
CurrentItem.BindValueChanged(currentItemChanged, true);
}
public override CurrentItemsCollection FillDataRow(int pos)
{
CurrentItemsCollection ci = new CurrentItemsCollection();
var obj = CurrentFromPosition(pos);
if (obj != null)
{
CurrentItem currentItem = null;
foreach (PropertyDescriptor pd in this.listProperties)
{
currentItem = new CurrentItem(pd.Name, pd.PropertyType);
PropertyPath prop = obj.ParsePropertyPath(pd.Name);
if (prop != null)
{
var pp = prop.Evaluate(obj);
if (pp != null)
{
currentItem.Value = pp.ToString();
}
}
ci.Add(currentItem);
}
}
return ci;
}
public void LoadNextSlice()
{
if (LazyItems.Count > 0)
{
return;
}
if (IsWorking)
{
return;
}
if (_isLastSliceLoaded)
{
return;
}
if (CurrentItem is TLBroadcastChat && !(CurrentItem is TLChannel))
{
Status = string.Empty;
if (Items.Count == 0)
{
IsEmptyList = true;
NotifyOfPropertyChange(() => IsEmptyList);
}
return;
}
IsWorking = true;
MTProtoService.SearchAsync(
CurrentItem.ToInputPeer(),
TLString.Empty,
InputMessageFilter,
new TLInt(0), new TLInt(0), new TLInt(0), new TLInt(_lastMinId), new TLInt(Constants.FileSliceLength),
messages => BeginOnUIThread(() =>
{
if (messages.Messages.Count == 0 ||
messages.Messages.Count < Constants.FileSliceLength)
{
_isLastSliceLoaded = true;
}
if (messages.Messages.Count > 0)
{
_lastMinId = messages.Messages.Min(x => x.Index);
}
AddMessages(messages.Messages.ToList());
Status = string.Empty;
if (Items.Count == 0)
{
IsEmptyList = true;
NotifyOfPropertyChange(() => IsEmptyList);
}
IsWorking = false;
}),
error =>
{
Execute.ShowDebugMessage("messages.search error " + error);
Status = string.Empty;
IsWorking = false;
});
}