/// <summary>
/// Proxy to the AddTaskCommand.
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param>
private void AddTask(object sender, EventArgs e)
{
var elementToUpdate = (Control)FocusManager.GetFocusedElement();
BindingUpdateHelper.RefreshBinding(elementToUpdate);
var viewModel = (AddTaskViewModel)DataContext;
viewModel.AddTaskCommand.Execute();
// Fixme : Delegate this to a dedicated Service in the Command Handler.
GoBack();
}
private void ValidateModifications(object sender, EventArgs eventArgs)
{
var elementToUpdate = (Control)FocusManager.GetFocusedElement();
// If something has the focus, and therefore, needs to have a workaround applied for the unfriendly behavior of the ApplicationBar concerning the Bindings. ( remember ? the focus is not lost when clicking the ApplicationBar, resulting in the binding not being updated as it's done on loosing focus.
if (elementToUpdate != null)
{
BindingUpdateHelper.RefreshBinding(elementToUpdate);
}
var viewModel = (EditTaskViewModel)DataContext;
viewModel.ValidateEditionCommand.Execute(null);
GoBack();
}
private void ApplyTaskListChanges(object sender, EventArgs e)
{
var viewModel = (EditListsViewModel)DataContext;
// If we were in edition now untill now :
if (viewModel.IsEditing)
{
// HACK: an other way of doing, if we don't want to use the commandParameter, but we have to refresh the bindings manually
// ( and specify the UI Element type to refresh, which kind of defeats the point ) because the Application bar is not a managed UI, it's part
// of the native UI Chrome, and thus, doesn't remove the focus from the textbox. And Silverlight doesn't provide a strategy of bindings which will get it updated on each keystroke...
// so, now we're left with the responsibility to make sure the bindings are refreshed before using the bound value... Not so great, I'd say !
var focused = FocusManager.GetFocusedElement() as Control;
if (focused != null)
{
BindingUpdateHelper.RefreshBinding(focused);
}
var commandParameter = viewModel.CurrentTaskList;
viewModel.ApplyTaskListChangesCommand.Execute();
// Add the buttons for the consultation view.
InsertDefaultButtons();
}
else
{
// the delete button is always at the last position.
// Remove buttons for the consultation view
ApplicationBar.Buttons.Remove(_deleteButton);
// Add the buttons for the edition view.
ApplicationBar.Buttons.Insert(0, _applyButton);
}
// Let's set the current view mode to edition or consultation.
//viewModel.IsEditing = !viewModel.IsEditing;
}
