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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Media;
namespace Tango.Scripting.Editors.CodeCompletion
{
public class CompletionListBoxItem : ListBoxItem
{
public ToolTip toolTip;
public DataTemplate ToolTipContentTemplate
{
get { return (DataTemplate)GetValue(ToolTipContentTemplateProperty); }
set { SetValue(ToolTipContentTemplateProperty, value); }
}
public static readonly DependencyProperty ToolTipContentTemplateProperty =
DependencyProperty.Register("ToolTipContentTemplate", typeof(DataTemplate), typeof(CompletionListBoxItem), new PropertyMetadata(null));
public CompletionListBoxItem()
{
toolTip = new ToolTip();
toolTip.PlacementTarget = this;
toolTip.HorizontalOffset = 15;
toolTip.Background = Brushes.Transparent;
toolTip.BorderThickness = new Thickness(0);
toolTip.Opacity = 1;
toolTip.HasDropShadow = true;
toolTip.Placement = System.Windows.Controls.Primitives.PlacementMode.Right;
this.Unloaded += CompletionListBoxItem_Unloaded;
}
private void CompletionListBoxItem_Unloaded(object sender, RoutedEventArgs e)
{
toolTip.StaysOpen = false;
toolTip.IsOpen = false;
}
protected override void OnSelected(RoutedEventArgs e)
{
try
{
base.OnSelected(e);
toolTip.Content = DataContext;
toolTip.ContentTemplate = ToolTipContentTemplate;
toolTip.StaysOpen = true;
toolTip.IsOpen = true;
}
catch { }
}
protected override void OnUnselected(RoutedEventArgs e)
{
base.OnUnselected(e);
toolTip.StaysOpen = false;
toolTip.IsOpen = false;
}
}
}
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