22 lines
594 B
C#
22 lines
594 B
C#
using System.Windows.Controls;
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using HandyControl.Tools;
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namespace HandyControlDemo.UserControl;
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public partial class ChatBox
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{
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private ScrollViewer _scrollViewer;
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public ChatBox()
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{
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InitializeComponent();
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ListBoxChat.ItemContainerGenerator.ItemsChanged += ItemContainerGenerator_ItemsChanged;
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}
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private void ItemContainerGenerator_ItemsChanged(object sender, System.Windows.Controls.Primitives.ItemsChangedEventArgs e)
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{
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_scrollViewer ??= VisualHelper.GetChild<ScrollViewer>(ListBoxChat);
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_scrollViewer?.ScrollToBottom();
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}
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}
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