HideSoftInputOnTappedPage.cs

using Microsoft.Maui;
using Microsoft.Maui.Controls;
using Microsoft.Maui.Platform;

namespace Maui.Controls.Sample.Issues
{
	[Issue(IssueTracker.None, 12003, "Hide Soft Input On Tapped Page",
		PlatformAffected.iOS | PlatformAffected.Android)]
	public class HideSoftInputOnTappedPage : TestContentPage
	{
		public HideSoftInputOnTappedPage()
		{
		}

		protected override void Init()
		{
			Content = new VerticalStackLayout()
			{
				new Button()
				{
					Text = "Test HideSoftInputOnTapped: false",
					Command = new Command(async () =>
					{
						await Navigation.PushAsync(new TestPage(false));
					}),
					AutomationId = "HideSoftInputOnTappedFalse"
				},
				new Button()
				{
					Text = "Test HideSoftInputOnTapped: true",
					Command = new Command(async () =>
					{
						await Navigation.PushAsync(new TestPage(true));
					}),
					AutomationId = "HideSoftInputOnTappedTrue"
				}
			};

			(Content as VerticalStackLayout).Spacing = 6;
		}

		public class TestPage : ContentPage
		{
			Label _isKeyboardOpen = new Label();
			public TestPage(bool hideSoftInputOnTapped)
			{
				this.HideSoftInputOnTapped = hideSoftInputOnTapped;
				Title = "Hide Soft Input On Tapped Page";
				_isKeyboardOpen.Text = "Tap Page and Keyboard Should Close";
				_isKeyboardOpen.AutomationId = "EmptySpace";

				Entry entry = new Entry() { AutomationId = "Entry" };

				var checkbox = new CheckBox();
				checkbox.BindingContext = this;
				checkbox.SetBinding(
					CheckBox.IsCheckedProperty,
					nameof(HideSoftInputOnTapped));

				checkbox.AutomationId = "ToggleHideSoftInputOnTapped";

				Entry dontHideKeyboardWhenTappingPage = new Entry()
				{
					Placeholder = "When this entry is focused tapping the page won't close the keyboard",
					AutomationId = "DontHideKeyboardWhenTappingPage"
				};

				dontHideKeyboardWhenTappingPage
					.Focused += (_, _) => checkbox.IsChecked = false;

				Entry hideKeyboardWhenTappingPage = new Entry()
				{
					Placeholder = "When this entry is focused tapping the page will close the keyboard",
					AutomationId = "HideKeyboardWhenTappingPage"
				};

				hideKeyboardWhenTappingPage
					.Focused += (_, _) => checkbox.IsChecked = true;

				Content = new VerticalStackLayout()
				{
					new HorizontalStackLayout()
					{
						checkbox,
						_isKeyboardOpen
					},
					entry,
					new Editor() { AutomationId = "Editor" },
					new SearchBar() { AutomationId = "SearchBar" },
					dontHideKeyboardWhenTappingPage,
					hideKeyboardWhenTappingPage
				};
			}
		}
	}
}