private void CheckEmptyState()
{
if (_categorySource.GetView().Count == 0)
{
if (_categoryList.Visibility == ViewStates.Visible)
{
AnimUtil.FadeOutView(_categoryList, AnimUtil.LengthShort);
}
if (_emptyStateLayout.Visibility == ViewStates.Invisible)
{
AnimUtil.FadeInView(_emptyStateLayout, AnimUtil.LengthLong);
}
}
else
{
if (_categoryList.Visibility == ViewStates.Invisible)
{
AnimUtil.FadeInView(_categoryList, AnimUtil.LengthLong);
}
if (_emptyStateLayout.Visibility == ViewStates.Visible)
{
AnimUtil.FadeOutView(_emptyStateLayout, AnimUtil.LengthShort);
}
}
}
private async Task ListCategories(string nodeId)
{
await _categorySource.Update();
var categories =
_categorySource.GetView().Select(c => new WearCategory(c.Id, c.Name)).ToList();
var json = JsonConvert.SerializeObject(categories);
var data = Encoding.UTF8.GetBytes(json);
await WearableClass.GetMessageClient(this)
.SendMessageAsync(nodeId, ListCategoriesCapability, data);
}
private void CheckEmptyState()
{
if (_categorySource.GetView().Count == 0)
{
_categoryList.Visibility = ViewStates.Gone;
AnimUtil.FadeInView(_emptyStateLayout, 500);
}
else
{
_emptyStateLayout.Visibility = ViewStates.Invisible;
_categoryList.Visibility = ViewStates.Visible;
}
}
protected override async void OnResume()
{
base.OnResume();
if (RequiresAuthentication())
{
if ((DateTime.Now - _pauseTime).TotalMinutes >= 1)
{
_isAuthenticated = false;
}
if (!_isAuthenticated)
{
_refreshOnActivityResume = true;
StartActivityForResult(typeof(LoginActivity), ResultLogin);
return;
}
}
// Just launched
if (_connection == null)
{
try
{
_connection = await Database.Connect(this);
}
catch (SQLiteException)
{
ShowDatabaseErrorDialog();
return;
}
await Init();
}
else if (_refreshOnActivityResume)
{
_refreshOnActivityResume = false;
_authList.Visibility = ViewStates.Invisible;
await RefreshAuthenticators();
await _categorySource.Update();
await _customIconSource.Update();
// Currently visible category has been deleted
if (_authSource.CategoryId != null &&
_categorySource.GetView().FirstOrDefault(c => c.Id == _authSource.CategoryId) == null)
{
await SwitchCategory(null);
}
}
CheckEmptyState();
// Launch task that needs to wait for the activity to resume
// Useful because an activity result is called before resume
if (_onceResumedTask != null)
{
_onceResumedTask.Start();
_onceResumedTask = null;
}
_timer.Start();
Tick();
var showBackupReminders = PreferenceManager.GetDefaultSharedPreferences(this)
.GetBoolean("pref_showBackupReminders", true);
if (showBackupReminders)
{
RemindBackup();
}
await DetectWearOSCapability();
if (_hasWearAPIs)
{
await WearableClass.GetCapabilityClient(this).AddListenerAsync(this, WearRefreshCapability);
}
}