private async Task SaveChanges()
{
try
{
await SaveChanges(true);
}
catch (Exception e)
{
_messagePresenter.ShowAsync(e.Flatten(false), DisplayName);
}
}
public Task <bool> OnNavigatingFrom(INavigationContext context)
{
return(_messagePresenter
.ShowAsync("Close SecondViewModel?", string.Empty, MessageButton.YesNo,
MessageImage.Question)
.TryExecuteSynchronously(task => task.Result == MessageResult.Yes));
}
public override async Task <bool> CloseAsync(object parameter = null)
{
if (ItemsSource.Count == 0)
{
return(await _messagePresenter.ShowAsync("Are you sure you want to exit?", "Exit", MessageButton.YesNo) == MessageResult.Yes);
}
return(await base.CloseAsync(parameter));
}
private async void Remove(object o)
{
var item = SelectedItem;
if (await _messagePresenter.ShowAsync("Delete view model?", "Delete", MessageButton.YesNo) == MessageResult.Yes)
{
RemoveViewModelAsync(item);
}
}
private async void Remove(object o)
{
var item = SelectedItem;
if (await _messagePresenter.ShowAsync($"Are you sure, you want to delete the view model {item.DisplayName}?", "Delete", MessageButton.YesNo) == MessageResult.Yes)
{
RemoveViewModelAsync(item);
}
}
private async Task ShowResultAsync()
{
using (var vm = GetViewModel <ResultViewModel>())
{
var result = await vm.ShowAsync();
//vm.AnyProperty you can also access any other properties or method in vm
_messagePresenter.ShowAsync(result, "Result from view model");
}
}
protected override async Task <bool> OnClosing(IDataContext context)
{
if (await _messagePresenter.ShowAsync("Are you sure you want to close window?", "Question",
MessageButton.YesNo) == MessageResult.Yes)
{
await DoWorkAsync();
return(true);
}
return(false);
}
private async Task Remove(CollectionItemModel item)
{
if (item == null)
{
item = GridViewModel.SelectedItem;
}
if (await _messagePresenter.ShowAsync($"Delete {item.Name} {item.Id}?", "Delete", MessageButton.YesNo) == MessageResult.Yes)
{
GridViewModel.ItemsSource.Remove(item);
GridViewModel.SelectedItem = null;
}
}
private async Task RemoveUser()
{
var selectedItem = UserGridViewModel.SelectedItem;
if (await _messagePresenter.ShowAsync("Are you sure you want to remove the selected user?", string.Empty,
MessageButton.YesNo) != MessageResult.Yes)
{
return;
}
_userRepository.Remove(selectedItem);
UserGridViewModel.ItemsSource.Remove(selectedItem);
UserGridViewModel.SelectedItem = null;
UserEditorViewModel.ValidateAsync();
}
protected override async void OnInitializing(IDataContext context)
{
base.OnInitializing(context);
int idSensor;
if (!context.TryGetData(Constants.IdSensor, out idSensor))
{
await _messagePresenter.ShowAsync("Ошибка при получении идентификатора датчика");
await CloseAsync();
return;
}
IdSensor = idSensor;
}
private async void RemoveUser(object obj)
{
UserModel selectedItem = UserGridViewModel.SelectedItem;
if (await _messagePresenter.ShowAsync("Are you sure you want to remove the selected user?", string.Empty,
MessageButton.YesNo) != MessageResult.Yes)
{
return;
}
_userRepository.Remove(selectedItem);
UserGridViewModel.ItemsSource.Remove(selectedItem);
UserGridViewModel.SelectedItem = null;
// ReSharper disable once CSharpWarnings::CS4014
UserEditorViewModel.ValidateAsync();
}
private void ItemClick(TableItemModel obj)
{
_messagePresenter.ShowAsync(obj.Name, "Clicked");
}
protected override Task <bool> OnClosing(IDataContext context)
{
return(_messagePresenter.ShowAsync("Close modal view model?", "Modal view model", MessageButton.YesNo)
.ContinueWith(task => task.Result == MessageResult.Yes));
}
protected override Task <bool> OnClosing(object cmdParameter)
{
return(_messagePresenter
.ShowAsync("Close FirstViewModel?", string.Empty, MessageButton.YesNo, MessageImage.Question)
.TryExecuteSynchronously(task => task.Result == MessageResult.Yes));
}
private void Execute()
{
_messagePresenter.ShowAsync("Item clicked");
}