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fix(TextBox): Avoid NRE on Android on virtual keyboard enter #13527

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Merged
MartinZikmund merged 2 commits into from
Sep 8, 2023
Merged

fix(TextBox): Avoid NRE on Android on virtual keyboard enter #13527

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d023bb1
fix(TextBox): Avoid NRE on Android on virtual keyboard enter
MartinZikmund Sep 6, 2023
766bff5
test: Verify KeyEvent args are not required for virtual keyboard enter
MartinZikmund Sep 6, 2023
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17 changes: 17 additions & 0 deletions src/Uno.UI.RuntimeTests/Tests/Windows_UI_Xaml_Controls/Given_TextBox.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -677,5 +677,22 @@ public async Task When_ReadOnly_Toggled_Repeatedly()

Assert.AreEqual(updatedText.Length, textBox.SelectionLength);
}

#if __ANDROID__
[TestMethod]
public async Task When_TextBox_ImeAction_Enter()
{
var textBox = new TextBox
{
Text = "Text",
};

WindowHelper.WindowContent = textBox;
await WindowHelper.WaitForLoaded(textBox);

var act = () => textBox.OnEditorAction(textBox.TextBoxView, Android.Views.InputMethods.ImeAction.Next, null);
act.Should().NotThrow();
}
#endif
}
}
6 changes: 3 additions & 3 deletions src/Uno.UI/UI/Xaml/Controls/TextBox/TextBox.Android.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -555,9 +555,9 @@ public bool OnEditorAction(TextView v, [GeneratedEnum] ImeAction actionId, KeyEv
{
//We need to force a keypress event on editor action.
//the key press event is not triggered if we press the enter key depending on the ime.options

RaiseEvent(KeyUpEvent, new KeyRoutedEventArgs(this, global::Windows.System.VirtualKey.Enter, VirtualKeyHelper.FromModifiers(e.Modifiers)));
RaiseEvent(KeyUpEvent, new KeyRoutedEventArgs(this, global::Windows.System.VirtualKey.Enter, VirtualKeyHelper.FromModifiers(e.Modifiers)));
var modifiers = e is not null ? VirtualKeyHelper.FromModifiers(e.Modifiers) : VirtualKeyModifiers.None;
RaiseEvent(KeyUpEvent, new KeyRoutedEventArgs(this, global::Windows.System.VirtualKey.Enter, modifiers));
RaiseEvent(KeyUpEvent, new KeyRoutedEventArgs(this, global::Windows.System.VirtualKey.Enter, modifiers));

// Action will be ImeNull if AcceptsReturn is true, in which case we return false to allow the new line to register.
// Otherwise we return true to allow the focus to change correctly.
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