private void BtnFly_Click(object sender, EventArgs e)
{
ComboboxDialog dialog = new ComboboxDialog(cities);
dialog.ShowDialog();
if (dialog.SelectedCity != null)
{
if (CityName.Equals(dialog.SelectedCity.Name))
{
MessageBox.Show("Увы, самолёт уже там.");
}
else if (plane.status != "В полёте")
{
MessageBox.Show($"На перелет будет потрачено {game.RebasePlane(plane.ID, dialog.SelectedCity.ID)}$");
btnFly.Enabled = false;
CityName = "В полёте";
plane.status = "В полёте";
}
else
{
MessageBox.Show("Самолёт уже в полёте.");
}
}
else
{
if (dialog.PressCancel)
{
return;
}
MessageBox.Show("Увы, туда самолёт послать нельзя.");
}
}
private void AddEntryFromList()
{
if (!DataSource.IsAllowedToAddNew())
{
return;
}
if (DataSource.IsAllowedToAddFromList())
{
var toExclude = DataSource.GetShownItems();
var entries = DataSource.GetAddableItems(toExclude);
var dialog = new ComboboxDialog(entries.Select(x => DataSource.GetShownItemTitle(x)).ToArray(), $"");
if (dialog.ShowDialogInCenterOfCurrent())
{
DataSource.AddItem(entries[dialog.SelectedIndex]);
string title = DataSource.GetShownItemTitle(entries[dialog.SelectedIndex]);
UpdateList();
for (int i = 0; i < ListEntries.Count; i++)
{
if (ListEntries[i] == title)
{
SelectedIndex = i;
break;
}
}
}
}
}
/// <summary>
/// Asks the user nicely if he truly wants to remove the selected item.
/// Depending on how the user answers, the item gets removed from the datasource
/// </summary>
private void RemoveEntry()
{
if (!DataSource.IsAllowedToRemove())
{
return;
}
var selected = SelectedItem;
if (selected != null)
{
var dialog = new ComboboxDialog(new[] { "No", "Yes" }, $"Do you want to remove {DataSource.GetShownItemTitle(selected)}");
if (dialog.ShowDialogInCenterOfCurrent() && dialog.SelectedIndex == 1)
{
DataSource.RemoveShownItem(selected);
UpdateList();
}
}
}
private void GenerateFields(Type itemType, Tuple <string, Type>[] items)
{
//Maybe TODO: V2.0: Config objects that tell how to generate a line for even more flexibility....
ContentGrid.RowDefinitions.Clear();
ContentGrid.Children.Clear();
var margin = new Thickness(2, 2, 2, 2);
for (int i = 0; i < items.Length; i++)
{
var item = items[i];
ContentGrid.RowDefinitions.Add(new RowDefinition()
{
Height = GridLength.Auto
});
//Add Label
Label label = new Label();
label.Content = _vm.DataSource.GetLabel(item.Item1);
Grid.SetRow(label, i);
Grid.SetColumn(label, 0);
ContentGrid.Children.Add(label);
UIElement contentElement = null;
PropertyInfo fkPropertyInfo = itemType.GetProperties().Where(x => x.Name == item.Item1).First();
ForeignKey fkProperty = (ForeignKey)fkPropertyInfo.GetCustomAttribute(typeof(ForeignKey));
if (fkProperty == null)
{
//Add content element
if (item.Item2 == typeof(bool))
{
CheckBox box = new CheckBox();
box.VerticalAlignment = VerticalAlignment.Center;
Binding bind = new Binding($"SelectedItem.{item.Item1}");
bind.Source = _vm;
box.SetBinding(CheckBox.IsCheckedProperty, bind);
contentElement = box;
}
else
{
TextBox box = new TextBox();
box.VerticalContentAlignment = VerticalAlignment.Center;
Binding bind = new Binding($"SelectedItem.{item.Item1}");
bind.Source = _vm;
bind.Mode = BindingMode.TwoWay;
bind.UpdateSourceTrigger = UpdateSourceTrigger.PropertyChanged;
box.SetBinding(TextBox.TextProperty, bind);
box.Margin = margin;
contentElement = box;
}
if (_vm.IsPrimaryKeyDisabled && fkPropertyInfo.GetCustomAttribute(typeof(PrimaryKey)) != null)
{
contentElement.IsEnabled = false;
}
}
else if (!IsList(fkPropertyInfo))
{
//TODO: Update on new FK Source change (new item, removed item)
ComboBox cBox = new ComboBox();
cBox.ItemsSource = DataGridSourceManager.GetSource(fkProperty.TargetClass).GetAllItems();
#region binding
PropertyInfo fkTitleProperty = fkProperty.TargetClass.GetProperties().First(x => x.GetCustomAttribute <Title>() != null);
cBox.DisplayMemberPath = fkTitleProperty.Name;
Binding bind = new Binding($"SelectedItem.{item.Item1}");
bind.Mode = BindingMode.TwoWay;
bind.UpdateSourceTrigger = UpdateSourceTrigger.PropertyChanged;
bind.Converter = new ForeignKeyConverter(DataGridSourceManager.GetSource(fkProperty.TargetClass));
bind.Source = _vm;
cBox.SetBinding(ComboBox.SelectedItemProperty, bind);
#endregion binding
cBox.Margin = margin;
contentElement = cBox;
}
else if (IsList(fkPropertyInfo))
{
ListView lView = new ListView();
lView.Margin = margin;
lView.Height = 150;
#region binding
PropertyInfo fkTitleProperty = fkProperty.TargetClass.GetProperties().First(x => x.GetCustomAttribute <Title>() != null);
lView.DisplayMemberPath = fkTitleProperty.Name;
Binding bind = new Binding($"SelectedItem.{item.Item1}");
bind.Mode = BindingMode.TwoWay;
bind.UpdateSourceTrigger = UpdateSourceTrigger.PropertyChanged;
bind.Converter = new ForeignKeyConverter(DataGridSourceManager.GetSource(fkProperty.TargetClass));
bind.Source = _vm;
lView.SetBinding(ListView.ItemsSourceProperty, bind);
#endregion binding
#region contextmenu
ContextMenu contextMenu = new ContextMenu();
MenuItem addNewItem = new MenuItem();
addNewItem.Header = "Hinzufügen"; //TODO: Translation
addNewItem.Command = new RelayCommand(param => {
var dataSource = DataGridSourceManager.GetSource(fkPropertyInfo.GetCustomAttribute <ForeignKey>().TargetClass);
ForeignKeyConverter converter = new ForeignKeyConverter(dataSource);
IList entryList = (IList)fkPropertyInfo.GetValue(_vm.SelectedItem);
object[] addableItems = dataSource.GetAllItems().Where(x => !entryList.Contains(converter.GetId(x))).ToArray();
if (addableItems?.Length > 0)
{
PropertyInfo fkTitleProperty = fkProperty.TargetClass.GetProperties().First(x => x.GetCustomAttribute <Title>() != null);
string[] titles = addableItems.Select(x => fkTitleProperty.GetValue(x).ToString()).ToArray();
ComboboxDialog dialog = new ComboboxDialog(titles);
if (dialog.ShowDialogInCenterOfCurrent())
{
object toAdd = addableItems[dialog.SelectedIndex];
//don't add the object itself, add it's PK to the list
entryList.Add(converter.ConvertBack(toAdd, toAdd.GetType(), null, null));
}
}
_vm.OnPropertyChanged("SelectedItem");
});
MenuItem removeItem = new MenuItem();
removeItem.Header = "Entfernen"; //TODO: Translation
removeItem.Command = new RelayCommand(param => {
if (lView.SelectedIndex == -1)
{
return;
}
//dynamic is expected to be IList<?>
dynamic entryList = fkPropertyInfo.GetValue(_vm.SelectedItem);
entryList.RemoveAt(lView.SelectedIndex);
_vm.OnPropertyChanged("SelectedItem");
});
contextMenu.Items.Add(addNewItem);
contextMenu.Items.Add(removeItem);
lView.ContextMenu = contextMenu;
#endregion contextmenu
contentElement = lView;
}
if (contentElement == null)
{
throw new Exception("You somehow forgot to set the current element Ü");
}
Grid.SetRow(contentElement, i);
Grid.SetColumn(contentElement, 1);
ContentGrid.Children.Add(contentElement);
if (_vm.DataSource.IsFieldPartOfListText(item.Item1))
{
contentElement.LostFocus += RefreshList;
}
}
}
