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When an items control is using a virtualizing panel and it contains a large number of complex items, setting IsDeferredScrollingEnabled to true can re 阅读全文
摘要：
//xaml <Window x:Class="WpfApp386.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/ 阅读全文
摘要：
public class MyData : ObservableCollection<string> { public MyData() { for(int i=0;i<100000;i++) { Add($"{i+1}__{Guid.NewGuid().ToString("N")}"); } } 阅读全文
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<ListBox x:Name="lbx" SelectedIndex="0" ItemsSource="{Binding BooksCollection,Mode=TwoWay,UpdateSourceTrigger=PropertyChanged}" VirtualizingPanel.IsCo 阅读全文
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<ListBox x:Name="lbx" SelectedIndex="0" ItemsSource="{Binding BooksCollection,Mode=TwoWay,UpdateSourceTrigger=PropertyChanged}" VirtualizingPanel.IsCo 阅读全文
摘要：
//xaml <ListBox x:Name="lbx" SelectedIndex="0" ItemsSource="{Binding BooksCollection,Mode=TwoWay,UpdateSourceTrigger=PropertyChanged}" VirtualizingPan 阅读全文