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Implement #202

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qianlifeng
2015-01-23 18:28:14 +08:00
parent 17bc9c35a7
commit 672abbcaad
2 changed files with 75 additions and 0 deletions
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37
Wox/ResultPanel.xaml.cs
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@@ -110,6 +110,43 @@ namespace Wox
}
}
public List<Result> GetVisibleResults()
{
var theStackPanel = GetInnerStackPanel(lbResults);
List<Result> visibleElements = new List<Result>();
for (int i = 0; i < theStackPanel.Children.Count; i++)
{
if (i >= theStackPanel.VerticalOffset && i <= theStackPanel.VerticalOffset + theStackPanel.ViewportHeight)
{
FrameworkElement element = theStackPanel.Children[i] as FrameworkElement;
visibleElements.Add(element.DataContext as Result);
}
}
return visibleElements;
}
private VirtualizingStackPanel GetInnerStackPanel(FrameworkElement element)
{
for (int i = 0; i < VisualTreeHelper.GetChildrenCount(element); i++)
{
var child = VisualTreeHelper.GetChild(element, i) as FrameworkElement;
if (child == null) continue;
if (child is VirtualizingStackPanel) return child as VirtualizingStackPanel;
var panel = GetInnerStackPanel(child);
if (panel != null)
return panel;
}
return null;
}
public Result GetActiveResult()
{
int index = lbResults.SelectedIndex;