public static async Task <UserActivityViewModel> CreateFromFileAsync(StorageFile file, string token, bool isSaveable)
{
UserActivityViewModel answer = (UserActivityViewModel)Activator.CreateInstance(typeof(UserActivityViewModel));
answer.IsSaveable = isSaveable;
await answer.LoadFromFileAsync(file, token, true);
return(answer);
}
public async void CloseActivity(UserActivityViewModel document)
{
// TODO: Check if not saved
int index = OpenActivities.IndexOf(document);
if (index != -1)
{
OpenActivities.RemoveAt(index);
if (index < OpenActivities.Count)
{
CurrentActivity = OpenActivities[index];
}
else
{
CurrentActivity = OpenActivities.LastOrDefault();
}
if (document.Token != null)
{
await SaveFileTokensAsync();
}
}
}
protected async Task <UserActivityViewModel> LoadFromFileAsync(StorageFile file, string token, bool isSaveable)
{
return(await UserActivityViewModel.CreateFromFileAsync(file, token, isSaveable));
}
private void AddActivity(UserActivityViewModel doc)
{
OpenActivities.Add(doc);
doc.OnRequestClose += Doc_OnRequestClose;
doc.OnRequestSaveFileTokens += Doc_OnRequestSaveFileTokens;
}
private async void AddAndSelectActivity(UserActivityViewModel doc)
{
AddActivity(doc);
CurrentActivity = OpenActivities.LastOrDefault();
await SaveFileTokensAsync();
}
protected UserActivityViewModel CreateNewActivity()
{
return(UserActivityViewModel.CreateNew());
}