回答編集履歴
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見直しキャンペーン中
test
CHANGED
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@@ -1,63 +1,32 @@
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意味的にはこれで十分でしょうか。
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```
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```cs
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var element = Keyboard.FocusedElement as UIElement;
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element?.MoveFocus(new TraversalRequest(direction));
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```
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とか
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```
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```cs
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var element = e.OriginalSource as UIElement;
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element?.MoveFocus(new TraversalRequest(direction));
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```
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---
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-
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```
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```cs
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var element = FocusManager.GetFocusedElement(this) as UIElement;
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element?.MoveFocus(new TraversalRequest(direction));
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-
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```
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としたい場合は`FocusScope`の設定がいるようです（よくわかってません
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```xml
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<UserControl FocusManager.IsFocusScope="True" />
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```
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or
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```cs
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public TestControl()
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{
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InitializeComponent();
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FocusManager.SetIsFocusScope(this, true);
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}
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```
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としたい場合は`FocusScope`の設定がいるようです（よくわかってません
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```xaml
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<UserControl FocusManager.IsFocusScope="True" />
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```
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or
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```C#
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public TestControl()
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{
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InitializeComponent();
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FocusManager.SetIsFocusScope(this, true);
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}
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```
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[フォーカスの概要 - WPF | Microsoft Docs](https://docs.microsoft.com/ja-jp/dotnet/framework/wpf/advanced/focus-overview)
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