/// <summary>
/// Refreshs the table.
/// </summary>
/// <returns>The async.</returns>
/// <param name="pullDownActivated">If set to <c>true</c> pull down activated.</param>
/// <param name="forceProgressIndicator">If set to <c>true</c> force progress indicator.</param>
private async Task RefreshAsync(bool pullDownActivated = false, bool forceProgressIndicator = false)
{
Task resultTask = theQuestionInfo.RefreshQuestions();
await UIUtilities.ShowIndeterminateProgressIfNecessary(resultTask, "Refreshing Questions...", pullDownActivated, forceProgressIndicator);
TableView.ReloadData();
}
/// <summary>
/// Interface to delete the question.
/// </summary>
/// <param name="questionItem">Question item.</param>
public async void DeleteQuestion(QuestionItem questionItem)
{
try
{
Task deleteQuestion = theQuestionInfo.DeleteQuestion(questionItem);
await UIUtilities.ShowIndeterminateProgressIfNecessary(deleteQuestion, string.Format("Deleting task: [{0}] ...", questionItem.QuestionText));
}
finally
{
NavigationController.PopViewControllerAnimated(true);
}
}
/// <summary>
/// Interface to save the question.
/// </summary>
/// <param name="questionItem">Question item.</param>
public async void SaveQuestion(QuestionItem questionItem)
{
try
{
Task saveTask = theQuestionInfo.Save(questionItem);
if (theQuestionInfo.CurrentUIMode == UIModes.Adding)
{
await UIUtilities.ShowIndeterminateProgressIfNecessary(saveTask, string.Format("Adding task: [{0}] ...", questionItem.QuestionText));
}
else
{
await UIUtilities.ShowIndeterminateProgressIfNecessary(saveTask, string.Format("Updating task: [{0}] ...", questionItem.QuestionText));
}
await RefreshAsync();
}
finally
{
NavigationController.PopViewControllerAnimated(true);
}
}