public void TestBasicInvalidations()
{
var services = new ServiceRegistry();
services.AddService(typeof(IGame), new Game());
var edit = new EditText();
edit.UIElementServices = new UIElementServices { Services = services };
// - test the properties that are supposed to invalidate the object measurement
UIElementLayeringTests.TestMeasureInvalidation(edit, () => edit.Font = null);
UIElementLayeringTests.TestMeasureInvalidation(edit, () => edit.MaxLines = 34);
UIElementLayeringTests.TestMeasureInvalidation(edit, () => edit.MinLines = 34);
UIElementLayeringTests.TestMeasureInvalidation(edit, () => edit.SelectedText = "toto");
UIElementLayeringTests.TestMeasureInvalidation(edit, () => edit.Text = "titi");
UIElementLayeringTests.TestMeasureInvalidation(edit, () => edit.MaxLength = 3); // text is modified
// - test the properties that are not supposed to invalidate the object layout state
UIElementLayeringTests.TestNoInvalidation(edit, () => edit.IsReadOnly = !edit.IsReadOnly);
UIElementLayeringTests.TestNoInvalidation(edit, () => edit.ActiveImage = (SpriteFromTexture)new Sprite());
UIElementLayeringTests.TestNoInvalidation(edit, () => edit.InactiveImage = (SpriteFromTexture)new Sprite());
UIElementLayeringTests.TestNoInvalidation(edit, () => edit.TextColor = new Color(1, 2, 3, 4));
UIElementLayeringTests.TestNoInvalidation(edit, () => edit.SelectionColor = new Color(1, 2, 3, 4));
UIElementLayeringTests.TestNoInvalidation(edit, () => edit.CaretColor = new Color(1, 7, 3, 4));
UIElementLayeringTests.TestNoInvalidation(edit, () => edit.CaretPosition = 34);
UIElementLayeringTests.TestNoInvalidation(edit, () => edit.SelectionLength = 2);
UIElementLayeringTests.TestNoInvalidation(edit, () => edit.SelectionStart = 0);
UIElementLayeringTests.TestNoInvalidation(edit, () => edit.MaxLength = 34); // text is not modified
}
private void ActivateEditTextImpl()
{
var pane = Windows.UI.ViewManagement.InputPane.GetForCurrentView();
if (pane.TryShow())
{
var game = GetGame();
if (game == null)
throw new ArgumentException("Provided services need to contain a provider for the IGame interface.");
Debug.Assert(game.Context is GameContextUWP, "There is only one possible descendant of GameContext for Windows Store.");
gameContext = (GameContextUWP)game.Context;
var swapChainPanel = gameContext.Control;
// Detach previous EditText (if any)
if (activeEditText != null)
activeEditText.IsSelectionActive = false;
activeEditText = this;
// Make sure it doesn't have a parent (another text box being edited)
editText = gameContext.EditTextBox;
editText.Text = text;
swapChainPanel.Children.Add(new Windows.UI.Xaml.Controls.StackPanel { Children = { editText } });
editText.TextChanged += EditText_TextChanged;
editText.KeyDown += EditText_KeyDown;
// Focus
editText.Focus(Windows.UI.Xaml.FocusState.Programmatic);
}
}
protected override async Task LoadContent()
{
await base.LoadContent();
var background = new Entity { new BackgroundComponent { Texture = Content.Load<Texture>("XenkoBackground") } };
Scene.Entities.Add(background);
var text1 = new TextBlock { Text = "text block button 1", Font = Content.Load<SpriteFont>("CourierNew12"), SynchronousCharacterGeneration = true };
ApplyTextBlockDefaultStyle(text1);
button1 = new Button { Content = text1 };
ApplyButtonDefaultStyle(button1);
button1.SetCanvasRelativePosition(new Vector3(0.025f, 0.05f, 0f));
edit1 = new EditText() { Text = "Edit text 1", Font = Content.Load<SpriteFont>("CourierNew12"), SynchronousCharacterGeneration = true, };
ApplyEditTextDefaultStyle(edit1);
edit1.SetCanvasRelativePosition(new Vector3(0.025f, 0.15f, 0f));
var text2 = new TextBlock { Text = "text block button 2", Font = Content.Load<SpriteFont>("MicrosoftSansSerif15"), SynchronousCharacterGeneration = true };
ApplyTextBlockDefaultStyle(text2);
button2 = new Button { Content = text2 };
ApplyButtonDefaultStyle(button2);
edit2 = new EditText() { Text = "Edit text 2", Font = Content.Load<SpriteFont>("MicrosoftSansSerif15"), };
ApplyEditTextDefaultStyle(edit2);
stackPanel = new StackPanel
{
Children = { button2, edit2 },
HorizontalAlignment = HorizontalAlignment.Center,
VerticalAlignment = VerticalAlignment.Center,
Orientation = Orientation.Horizontal
};
stackPanel.SetCanvasRelativePosition(new Vector3(0.5f, 0.5f, 0f));
stackPanel.SetCanvasPinOrigin(new Vector3(.5f));
canvas = new Canvas { Children = {button1, edit1, stackPanel}, CanBeHitByUser = true };
button1.MouseOverStateChanged += (sender, args) => { triggeredButton1 = true; oldValueButton1 = args.OldValue; newValueButton1 = args.NewValue;};
button2.MouseOverStateChanged += (sender, args) => { triggeredButton2 = true;};
edit1.MouseOverStateChanged += (sender, args) => { triggeredEdit1 = true;};
edit2.MouseOverStateChanged += (sender, args) => { triggeredEdit2 = true;};
canvas.MouseOverStateChanged += (sender, args) => { triggeredCanvas = true;};
stackPanel.MouseOverStateChanged += (sender, args) => { triggeredStackPanel = true;};
canvas.UIElementServices = new UIElementServices { Services = this.Services };
UIComponent.Page = new Engine.UIPage { RootElement = canvas };
}
private void DeactivateEditTextImpl()
{
attachedTextField.EditingChanged -= TextFieldOnValueChanged;
attachedTextField.ShouldChangeCharacters -= ShouldChangeCharacters;
attachedTextField.SecureTextEntry = false;
attachedTextField.ResignFirstResponder();
attachedTextField = null;
currentActiveEditText = null;
}
private void ActivateEditTextImpl()
{
currentActiveEditText = this;
attachedTextField = textField;
UpdateInputTypeImpl();
attachedTextField.Text = text;
attachedTextField.EditingChanged += TextFieldOnValueChanged;
attachedTextField.ShouldChangeCharacters += ShouldChangeCharacters;
attachedTextField.BecomeFirstResponder();
}
private void DeactivateEditTextImpl()
{
if (activeEditText == null)
throw new Exception("Internal error: Can not deactivate the EditText, it is already nullified");
// remove callbacks
editText.EditorAction -= AndroidEditTextOnEditorAction;
editText.AfterTextChanged -= AndroidEditTextOnAfterTextChanged;
editText.ClearFocus();
editText = null;
activeEditText = null;
// remove the edit text from the layout and hide the layout
GetGameContext().EditTextLayout.Visibility = ViewStates.Gone;
// deactivate the ime (hide the keyboard)
if (staticEditText != null) // staticEditText can be null if window have already been detached.
inputMethodManager.HideSoftInputFromWindow(staticEditText.WindowToken, HideSoftInputFlags.None);
inputMethodManager = null;
FocusedElement = null;
}
private void ActivateEditTextImpl()
{
if(activeEditText != null)
throw new Exception("Internal error: Can not activate edit text, another edit text is already active");
EnsureStaticEditText();
activeEditText = this;
editText = staticEditText;
// set up the initial state of the android EditText
UpdateInputTypeImpl();
editText.SetMaxLines(MaxLines);
editText.SetMinLines(MinLines);
UpdateTextToEditImpl();
UpdateSelectionToEditImpl();
// add callbacks
editText.EditorAction += AndroidEditTextOnEditorAction;
editText.AfterTextChanged += AndroidEditTextOnAfterTextChanged;
// add the edit to the overlay layout and show the layout
GetGameContext().EditTextLayout.Visibility = ViewStates.Visible;
// set the focus to the edit box
editText.RequestFocus();
// activate the ime (show the keyboard)
inputMethodManager = (InputMethodManager)PlatformAndroid.Context.GetSystemService(Context.InputMethodService);
inputMethodManager.ShowSoftInput(staticEditText, ShowFlags.Forced);
}
private void DeactivateEditTextImpl()
{
if (editText != null)
{
// Remove text box
editText.TextChanged -= EditText_TextChanged;
editText.KeyDown -= EditText_KeyDown;
var stackPanel = (Windows.UI.Xaml.Controls.Panel)editText.Parent;
stackPanel.Children.Remove(editText);
gameContext.Control.Children.Remove(stackPanel);
editText = null;
activeEditText = null;
}
FocusedElement = null;
}
protected override async Task LoadContent()
{
await base.LoadContent();
var middleOfScreen = new Vector3(UIComponent.VirtualResolution.X, UIComponent.VirtualResolution.Y, 0) / 2;
edit1 = new EditText(Services)
{
Name = "TestEdit1",
Font = Asset.Load<SpriteFont>("MSMincho10"),
MinimumWidth = 100,
Text = "Sample Text1",
MaxLength = 35,
TextSize = 20,
SynchronousCharacterGeneration = true
};
edit1.DependencyProperties.Set(Canvas.PinOriginPropertyKey, 0.5f * Vector3.One);
edit1.DependencyProperties.Set(Canvas.AbsolutePositionPropertyKey, new Vector3(middleOfScreen.X, 100, 0));
edit1.TextChanged += Edit1OnTextChanged;
edit2 = new EditText(Services)
{
Name = "TestEdit2",
Font = Asset.Load<SpriteFont>("MicrosoftSansSerif15"),
MinimumWidth = 100,
Text = "Sample2 Text2",
MaxLength = 10,
CharacterFilterPredicate = IsLetter,
SynchronousCharacterGeneration = true
};
edit2.DependencyProperties.Set(Canvas.PinOriginPropertyKey, 0.5f * Vector3.One);
edit2.DependencyProperties.Set(Canvas.AbsolutePositionPropertyKey, new Vector3(middleOfScreen.X, 200, 0));
edit2.TextChanged += Edit2OnTextChanged;
edit3 = new EditText(Services)
{
Name = "TestEdit3",
Font = Asset.Load<SpriteFont>("MSMincho10"),
MinimumWidth = 100,
Text = "secret",
MaxLength = 15,
TextSize = 24,
InputType = EditText.InputTypeFlags.Password,
SynchronousCharacterGeneration = true
};
edit3.DependencyProperties.Set(Canvas.PinOriginPropertyKey, 0.5f * Vector3.One);
edit3.DependencyProperties.Set(Canvas.AbsolutePositionPropertyKey, new Vector3(middleOfScreen.X, 300, 0));
edit4 = new EditText(Services)
{
Name = "TestEdit4",
Font = Asset.Load<SpriteFont>("MicrosoftSansSerif15"),
MinimumWidth = 200,
Text = "aligned text",
TextSize = 24,
SynchronousCharacterGeneration = true
};
edit4.DependencyProperties.Set(Canvas.PinOriginPropertyKey, 0.5f * Vector3.One);
edit4.DependencyProperties.Set(Canvas.AbsolutePositionPropertyKey, new Vector3(middleOfScreen.X, 400, 0));
var canvas = new Canvas();
canvas.Children.Add(edit1);
canvas.Children.Add(edit2);
canvas.Children.Add(edit3);
canvas.Children.Add(edit4);
UIComponent.RootElement = canvas;
}
protected void ApplyEditTextDefaultStyle(EditText editText)
{
if (editText == null) throw new ArgumentNullException(nameof(editText));
editText.TextColor = editTextTextColor;
editText.SelectionColor = editTextSelectionColor;
editText.CaretColor = editTextCaretColor;
editText.ActiveImage = editTextActiveImage;
editText.InactiveImage = editTextInactiveImage;
editText.MouseOverImage = editTextMouseOverImage;
}