private static void buildAttachmentsPanel(StackPanel attachmentsStackPanel, MultipleAttachmentsInfo attachments)
{
if (attachments != null && attachments.LinkUrls != null && attachments.DisplayTextValues != null)
{
int count = Math.Max(attachments.LinkUrls.Count(), attachments.DisplayTextValues.Count());
for (int i = 0; i < count; i++)
{
string linkUrl = attachments.LinkUrls.ElementAtOrDefault(i);
string link = attachments.DisplayTextValues.ElementAtOrDefault(i);
attachmentsStackPanel.Children.Add(createHyperlinkButton(linkUrl, link));
}
}
}
private static void setupAttachments(AttachmentsPanel panel, AttachmentFieldValue attachmentFieldValue)
{
if (attachmentFieldValue != null && attachmentFieldValue.AttachmentsProvider != null)
{
if (attachmentFieldValue.AttachmentsProvider.HasAlreadyRetrievedAttachments())
{
MultipleAttachmentsInfo attachments = attachmentFieldValue.AttachmentsProvider.GetAttachments();
panel.setAttachments(attachments);
}
else
{
attachmentFieldValue.AttachmentsProvider.LoadAttachments(attachmentFieldValue.LinkUrl, (o, args) =>
{
panel.Dispatcher.BeginInvoke((Action) delegate
{
if (args == null)
{
return;
}
AttachmentsPanel pnl = args.UserState as AttachmentsPanel;
pnl.setAttachments(args.AttachmentInfo);
});
}, (o, args) =>
{
panel.Dispatcher.BeginInvoke((Action) delegate
{
if (args == null || args.Exception == null)
{
return;
}
AttachmentsPanel pnl = args.UserState as AttachmentsPanel;
pnl.Error = args.Exception.Message;
pnl.ErrorVisibility = Visibility.Visible;
});
}, panel);
}
}
}
void setAttachments(MultipleAttachmentsInfo attachments)
{
if (attachments != null && attachments.LinkUrls != null && attachments.DisplayTextValues != null)
{
int count = Math.Max(attachments.LinkUrls.Count(), attachments.DisplayTextValues.Count());
if (Attachments == null)
{
Attachments = new ObservableCollection <AttachmentInfo>();
}
else
{
Attachments.Clear();
}
for (int i = 0; i < count; i++)
{
string url = attachments.LinkUrls.ElementAtOrDefault(i);
string name = attachments.DisplayTextValues.ElementAtOrDefault(i);
Attachments.Add(new AttachmentInfo()
{
Name = name, Url = url
});
}
}
}
