/// <summary>
/// Refresh the list on page appearing
/// </summary>
protected override void OnAppearing()
{
base.OnAppearing();
BindingContext = null;
// If no data, then set it for needing refresh
if (ViewModel.Dataset.Count == 0)
{
ViewModel.SetNeedsRefresh(true);
}
// If the needs Refresh flag is set update it
if (ViewModel.NeedsRefresh())
{
ViewModel.LoadDatasetCommand.Execute(null);
}
BindingContext = ViewModel;
}
/// <summary>
/// Refresh the list on page appearing
/// </summary>
protected override void OnAppearing()
{
base.OnAppearing();
BindingContext = null;
// If no data, then reload the data
if (viewModel.Dataset.Count == 0)
{
viewModel.SetNeedsRefresh(true);
}
// Refresh if flag is set
if (viewModel.NeedsRefresh())
{
viewModel.LoadDatasetCommand.Execute(null);
}
BindingContext = viewModel;
}
public void ItemIndexViewModel_SetNeedsRefresh_Valid_True_Should_Pass()
{
// Arrange
var originalState = ViewModel.GetNeedsRefresh();
// Act
ViewModel.SetNeedsRefresh(true);
var newState = ViewModel.GetNeedsRefresh();
// Reset
// Turn it back to the original state
ViewModel.SetNeedsRefresh(originalState);
// Assert
Assert.AreEqual(true, newState);
}