我正在使用VirtualizingStackPanel和textBlock,我的XAML代码如下:
<Grid>
<ItemsControl Name="NameItemsControl"
VirtualizingStackPanel.IsVirtualizing="True"
ScrollViewer.CanContentScroll="True"
ItemsSource="{Binding Path=NameList}">
<ItemsControl.ItemTemplate>
<DataTemplate>
<TextBlock Text="{Binding Path=TaskName}" />
</DataTemplate>
</ItemsControl.ItemTemplate>
<ItemsControl.ItemsPanel>
<ItemsPanelTemplate>
<VirtualizingStackPanel />
</ItemsPanelTemplate>
</ItemsControl.ItemsPanel>
<ItemsControl.Template>
<ControlTemplate>
<Border>
<ScrollViewer>
<ItemsPresenter />
</ScrollViewer>
</Border>
</ControlTemplate>
</ItemsControl.Template>
</ItemsControl>
</Grid>
在.cs文件中,我有以下代码:
public partial class MainWindow : Window
{
private List<Task> Tasks;
public MainWindow()
{
InitializeComponent();
Tasks = new List<Task>();
for (int i = 1; i < 1000; i++)
{
Task task = new Task() { TaskName = "Task " + i, Id = i, Size = 20 };
Tasks.Add(task);
}
NameItemsControl.ItemsSource = Tasks;
}
}
public class Task
{
public string TaskName { get; set; }
public int Id { get; set; }
public int Size { get; set; }
}
当我滚动时,我发现内存泄漏,我使用VS 2013性能和诊断工具来跟踪内存泄漏。在托管堆中,我看到了下面的情况
它显示随着滚动ConditionalWeakTable<Object,Object>
的数量正在增加。有没有办法解决这个问题?由于某种原因,我不想设置
VirtualizingStackPanel.VirtualizationMode="Recycling"