private void OnContainerContentChanging(ListViewBase sender, ContainerContentChangingEventArgs args)
{
if (args.InRecycleQueue)
{
return;
}
if (args.Item is DateTime dateHeader)
{
var border = args.ItemContainer.ContentTemplateRoot as Border;
var label = border.Child as TextBlock;
label.Text = BindConvert.DayGrouping(dateHeader);
return;
}
var item = args.Item as RawTransaction;
var root = args.ItemContainer.ContentTemplateRoot as Grid;
var content = root.Children[0] as Grid;
var headline = content.Children[0] as TextBlock;
var address = content.Children[1] as TextBlock;
var message = content.Children[2] as TextBlock;
var timestamp = content.Children[3] as TextBlock;
headline.Inlines.Clear();
long amount;
IList <byte> comment;
if (item.InMsg != null)
{
amount = item.InMsg.Value;
comment = item.InMsg.Message;
}
else
{
amount = 0;
comment = null;
}
foreach (var msg in item.OutMsgs)
{
amount -= msg.Value;
if (comment == null || comment.IsEmpty())
{
comment = msg.Message;
}
}
amount -= item.Fee;
if (amount > 0)
{
headline.Inlines.Add(new Run {
Text = ConvertAmount(amount), Foreground = new SolidColorBrush(Windows.UI.Colors.Green), FontWeight = FontWeights.SemiBold
});
headline.Inlines.Add(new Run {
Text = $" {Strings.Resources.WalletFrom}"
});
address.Text = ConvertAddress(item.InMsg.Source);
}
else
{
headline.Inlines.Add(new Run {
Text = ConvertAmount(amount), Foreground = new SolidColorBrush(Windows.UI.Colors.Red), FontWeight = FontWeights.SemiBold
});
if (item.OutMsgs.IsEmpty())
{
address.Text = Strings.Resources.WalletTransactionFee;
}
else
{
headline.Inlines.Add(new Run {
Text = $" {Strings.Resources.WalletTo}"
});
address.Text = ConvertAddress(item.OutMsgs[0].Destination);
}
}
if (comment != null && comment.Count > 0)
{
message.Text = Encoding.UTF8.GetString(comment.ToArray());
message.Visibility = Visibility.Visible;
}
else
{
message.Visibility = Visibility.Collapsed;
}
timestamp.Text = BindConvert.Current.Date((int)item.Utime);
}
private void UpdateHeaderDate(bool intermediate)
{
var panel = Messages.ItemsPanelRoot as ItemsStackPanel;
if (panel == null || panel.FirstVisibleIndex < 0)
{
return;
}
var firstVisibleId = 0L;
var lastVisibleId = 0L;
var minItem = true;
var minDate = true;
var minDateIndex = panel.FirstVisibleIndex;
for (int i = panel.FirstVisibleIndex; i <= panel.LastVisibleIndex; i++)
{
var container = Messages.ContainerFromIndex(i) as SelectorItem;
if (container == null)
{
continue;
}
var message = Messages.ItemFromContainer(container) as MessageViewModel;
if (message == null)
{
continue;
}
if (firstVisibleId == 0)
{
firstVisibleId = message.Id;
}
else if (message.Id != 0)
{
lastVisibleId = message.Id;
}
if (minItem && i >= panel.FirstVisibleIndex)
{
var transform = container.TransformToVisual(DateHeaderRelative);
var point = transform.TransformPoint(new Point());
if (point.Y + container.ActualHeight >= 0)
{
minItem = false;
if (message.SchedulingState is MessageSchedulingStateSendAtDate sendAtDate)
{
DateHeader.CommandParameter = null;
DateHeaderLabel.Text = string.Format(Strings.Resources.MessageScheduledOn, BindConvert.DayGrouping(Utils.UnixTimestampToDateTime(sendAtDate.SendDate)));
}
else if (message.SchedulingState is MessageSchedulingStateSendWhenOnline)
{
DateHeader.CommandParameter = null;
DateHeaderLabel.Text = Strings.Resources.MessageScheduledUntilOnline;
}
else
{
DateHeader.CommandParameter = message.Date;
DateHeaderLabel.Text = BindConvert.DayGrouping(Utils.UnixTimestampToDateTime(message.Date));
}
}
}
if (message.Content is MessageHeaderDate && minDate && i >= panel.FirstVisibleIndex)
{
var transform = container.TransformToVisual(DateHeaderRelative);
var point = transform.TransformPoint(new Point());
var height = (float)DateHeader.ActualHeight;
var offset = (float)point.Y + height;
minDate = false;
if (/*offset >= 0 &&*/ offset < height)
{
container.Opacity = 0;
minDateIndex = int.MaxValue; // Force show
}
else
{
container.Opacity = 1;
minDateIndex = i;
}
if (offset >= height && offset < height * 2)
{
_dateHeader.Offset = new Vector3(0, -height * 2 + offset, 0);
}
else
{
_dateHeader.Offset = Vector3.Zero;
}
}
else
{
container.Opacity = 1;
}
}
_dateHeaderTimer.Stop();
_dateHeaderTimer.Start();
ShowHideDateHeader(minDateIndex > 0, minDateIndex > 0 && minDateIndex < int.MaxValue);
// Read and play messages logic:
//TODO:
//if (messages.Count > 0 && _windowContext.ActivationMode == CoreWindowActivationMode.ActivatedInForeground)
//{
// ViewModel.ProtoService.Send(new ViewMessages(chat.Id, ViewModel.ThreadId, messages, false));
//}
//if (animations.Count > 0 && !intermediate)
//{
// Play(animations, ViewModel.Settings.IsAutoPlayAnimationsEnabled, false);
//}
// Pinned banner
if (firstVisibleId == 0 || lastVisibleId == 0)
{
return;
}
if (ViewModel.LockedPinnedMessageId < firstVisibleId)
{
ViewModel.LockedPinnedMessageId = 0;
}
var thread = ViewModel.Thread;
if (thread != null)
{
var message = thread.Messages.LastOrDefault();
if (message == null || (firstVisibleId <= message.Id && lastVisibleId >= message.Id))
{
PinnedMessage.UpdateMessage(ViewModel.Chat, null, false, 0, 1, false);
}
else
{
PinnedMessage.UpdateMessage(ViewModel.Chat, ViewModel.CreateMessage(message), false, 0, 1, false);
}
}
else if (ViewModel.PinnedMessages.Count > 0)
{
var currentPinned = ViewModel.LockedPinnedMessageId != 0
? ViewModel.PinnedMessages.LastOrDefault(x => x.Id < firstVisibleId) ?? ViewModel.PinnedMessages.LastOrDefault()
: ViewModel.PinnedMessages.LastOrDefault(x => x.Id <= lastVisibleId) ?? ViewModel.PinnedMessages.FirstOrDefault();
if (currentPinned != null)
{
//PinnedMessage.UpdateIndex(ViewModel.PinnedMessages.IndexOf(currentPinned), ViewModel.PinnedMessages.Count, intermediate);
PinnedMessage.UpdateMessage(ViewModel.Chat, currentPinned, false,
ViewModel.PinnedMessages.IndexOf(currentPinned), ViewModel.PinnedMessages.Count, intermediate);
}
else
{
PinnedMessage.UpdateMessage(ViewModel.Chat, null, false, 0, 1, false);
}
}
}