|
public static GetDescendantByType ( Visual element, |
||
| element | Visual | |
| type | ||
| Résultat | Visual | |
private void wndFullScreen_Loaded(object sender, RoutedEventArgs e)
{
if (Settings.Default.enableGamepad)
{
this.AquireGamepad();
}
string defaultSort = Settings.Default.defaultSort;
if (defaultSort != null)
{
if (!(defaultSort == "Alphabetical"))
{
if (defaultSort == "Serial")
{
this.lbGames.Items.SortDescriptions.Add(new SortDescription("Serial", ListSortDirection.Ascending));
}
else if (defaultSort == "Default")
{
}
}
else
{
this.lbGames.Items.SortDescriptions.Add(new SortDescription("Title", ListSortDirection.Ascending));
}
}
this._sv = (ScrollViewer)Tools.GetDescendantByType(this.lbGames, typeof(ScrollViewer));
this._timer.Interval = TimeSpan.FromMilliseconds(0.5);
this._timer.Tick += new EventHandler(this._timer_Tick);
this._timer.Start();
base.PreviewKeyDown += new KeyEventHandler(this.wndFullScreen_PreviewKeyDown);
base.Closing += new CancelEventHandler(this.wndFullScreen_Closing);
base.IsVisibleChanged += new DependencyPropertyChangedEventHandler(this.wndFullScreen_IsVisibleChanged);
base.PreviewMouseDown += new MouseButtonEventHandler(this.wndFullScreen_PreviewMouseDown);
this.itemHost.PreviewMouseMove += new MouseEventHandler(this.itemHost_PreviewMouseMove);
}
private void wndFullScreen_PreviewMouseDown(object sender, MouseButtonEventArgs e)
{
if (e.RightButton == MouseButtonState.Pressed)
{
ScrollViewer descendantByType = (ScrollViewer)Tools.GetDescendantByType(this.lbGames, typeof(ScrollViewer));
if (descendantByType != null)
{
if (descendantByType.VerticalScrollBarVisibility == ScrollBarVisibility.Hidden)
{
descendantByType.VerticalScrollBarVisibility = ScrollBarVisibility.Visible;
}
else if (descendantByType.VerticalScrollBarVisibility == ScrollBarVisibility.Visible)
{
descendantByType.VerticalScrollBarVisibility = ScrollBarVisibility.Hidden;
}
}
}
}
private void Filter(object sender, EventArgs e)
{
string query;
this._t.Stop();
if (this.lvGames.IsVisible)
{
query = this.tbSearch.Text;
ICollectionView defaultView = CollectionViewSource.GetDefaultView(Game.AllGames);
if (query.IsEmpty() || (query == "Search"))
{
if (defaultView.Filter != null)
{
defaultView.Filter = null;
}
}
else
{
defaultView.Filter = (Predicate <object>)Delegate.Combine(defaultView.Filter, o => ((Game)o).Title.Contains(query, StringComparison.InvariantCultureIgnoreCase));
((ScrollViewer)Tools.GetDescendantByType(this.lvGames, typeof(ScrollViewer))).ScrollToVerticalOffset(0.0);
}
}
}