public async Task OnTextBoxDisabled_FloatingHintBackgroundIsOpaque()
{
await using var recorder = new TestRecorder(App);
IVisualElement grid = await LoadXaml(@"
<Grid Background=""Red"">
<TextBox
Style=""{StaticResource MaterialDesignOutlinedTextBox}""
VerticalAlignment=""Top""
Height=""100""
Text=""Some content to force hint to float""
IsEnabled=""false""
Margin=""30""
materialDesign:HintAssist.Hint=""This is a text area""/>
</Grid>");
IVisualElement textBox = await grid.GetElement("/TextBox");
//textFieldGrid is the element just inside of the border
IVisualElement textFieldGrid = await textBox.GetElement("textFieldGrid");
IVisualElement hintBackground = await textBox.GetElement("HintBackgroundBorder");
Color background = await hintBackground.GetEffectiveBackground(textFieldGrid);
Assert.Equal(255, background.A);
recorder.Success();
}
public async Task OnGetEffectiveBackground_ReturnsFirstOpaqueColor()
{
await Window.SetXamlContent(@"<Border x:Name=""MyBorder"" />");
await Window.SetBackgroundColor(Colors.Red);
IVisualElement element = await Window.GetElement("MyBorder");
Color background = await element.GetEffectiveBackground();
Assert.AreEqual(Colors.Red, background);
}
public async Task OnGetEffectiveBackground_ReturnsFirstOpaqueColor()
{
IWindow window = await App.CreateWindowWithContent(
@"<Border x:Name=""MyBorder"" />",
background : "Red");
IVisualElement element = await window.GetElement("MyBorder");
Color background = await element.GetEffectiveBackground();
Assert.AreEqual(Colors.Red, background);
}
public async Task OnGetEffectiveBackground_ReturnsOpaquePanelColor()
{
IWindow window = await App.CreateWindowWithContent(@"
<Grid Background=""Red"">
<TextBlock />
</Grid>
",
background : "Blue");
IVisualElement element = await window.GetElement("/TextBlock");
Color background = await element.GetEffectiveBackground();
Assert.AreEqual(Colors.Red, background);
}
public async Task OnGetEffectiveBackground_ReturnsOpaquePanelColor()
{
await Window.SetXamlContent(@"
<Grid Background=""Red"">
<TextBlock />
</Grid>
");
await Window.SetBackgroundColor(Colors.Blue);
IVisualElement element = await Window.GetElement("/TextBlock");
Color background = await element.GetEffectiveBackground();
Assert.AreEqual(Colors.Red, background);
}
public async Task OnGetEffectiveBackground_StopsProcessingAtDefinedParent()
{
IWindow window = await App.CreateWindowWithContent(@"
<Grid Background=""#DDFF0000"">
<TextBlock />
</Grid>
",
background : "Blue");
IVisualElement child = await window.GetElement("/TextBlock");
IVisualElement parent = await window.GetElement("/Grid");
Color background = await child.GetEffectiveBackground(parent);
Assert.AreEqual(Color.FromArgb(0xDD, 0xFF, 0x00, 0x00), background);
}
public async Task PrimaryColor_AdjustToTheme(PrimaryColor primary)
{
await using var recorder = new TestRecorder(App);
await App.InitialzeWithMaterialDesign(BaseTheme.Light, primary, colorAdjustment : new ColorAdjustment());
IWindow window = await App.CreateWindow <ColorAdjustWindow>();
await recorder.SaveScreenshot();
Color windowBackground = await window.GetBackgroundColor();
IVisualElement themeToggle = await window.GetElement("/ToggleButton");
IVisualElement largeText = await window.GetElement("/TextBlock[0]");
IVisualElement smallText = await window.GetElement("/TextBlock[1]");
await AssertContrastRatio();
await themeToggle.Click();
await Wait.For(async() => await window.GetBackgroundColor() != windowBackground);
await AssertContrastRatio();
recorder.Success();
async Task AssertContrastRatio()
{
Color largeTextForeground = await largeText.GetForegroundColor();
Color largeTextBackground = await largeText.GetEffectiveBackground();
Color smallTextForeground = await smallText.GetForegroundColor();
Color smallTextBackground = await smallText.GetEffectiveBackground();
var largeContrastRatio = ColorAssist.ContrastRatio(largeTextForeground, largeTextBackground);
Assert.True(largeContrastRatio >= MaterialDesignSpec.MinimumContrastLargeText, $"Large font contrast ratio '{largeContrastRatio}' does not meet material design spec {MaterialDesignSpec.MinimumContrastLargeText}");
var smallContrastRatio = ColorAssist.ContrastRatio(smallTextForeground, smallTextBackground);
Assert.True(smallContrastRatio >= MaterialDesignSpec.MinimumContrastSmallText, $"Small font contrast ratio '{smallContrastRatio}' does not meet material design spec {MaterialDesignSpec.MinimumContrastSmallText}");
}
}
public async Task OnGetEffectiveBackground_StopsProcessingAtDefinedParent()
{
await Window.SetXamlContent(@"
<Grid Background=""#DDFF0000"">
<TextBlock />
</Grid>
");
await Window.SetBackgroundColor(Colors.Blue);
IVisualElement child = await Window.GetElement("/TextBlock");
IVisualElement parent = await Window.GetElement("/Grid");
Color background = await child.GetEffectiveBackground(parent);
Assert.AreEqual(Color.FromArgb(0xDD, 0xFF, 0x00, 0x00), background);
}
public async Task OnGetEffectiveBackground_ReturnsMergingOfTransparentColors()
{
var backgroundParent = Colors.Blue;
var backgroundChild = Color.FromArgb(0xDD, 0, 0, 0);
await Window.SetXamlContent($@"
<Border Background=""{backgroundParent}"">
<Border x:Name=""MyBorder"" Background=""{backgroundChild}"" />
</Border>");
await Window.SetBackgroundColor(Colors.Red);
IVisualElement element = await Window.GetElement("MyBorder");
Color background = await element.GetEffectiveBackground();
var expected = backgroundChild.FlattenOnto(backgroundParent);
Assert.AreEqual(expected, background);
}
public async Task OnGetEffectiveBackground_AppliesOpacityFromParents()
{
IWindow window = await App.CreateWindowWithContent(@"
<Grid Background=""Red"" Opacity=""0.5"" x:Name=""RedGrid"">
<Grid Background=""Blue"" x:Name=""BlueGrid"">
<TextBlock />
</Grid>
</Grid>
",
background : "Lime");
IVisualElement child = await window.GetElement("/TextBlock");
IVisualElement parent = await window.GetElement("BlueGrid");
Color background = await child.GetEffectiveBackground(parent);
Assert.AreEqual(Color.FromArgb(127, 0x00, 0x00, 0xFF), background);
}
public async Task OnMouseOver_BackgroundIsSet()
{
await using var recorder = new TestRecorder(App);
IVisualElement listBox = await LoadXaml(@"
<ListBox MinWidth=""200"">
<ListBoxItem Content=""Item1"" />
<ListBoxItem Content=""Item2"" />
<ListBoxItem Content=""Item3"" />
<ListBoxItem Content=""Item4"" />
</ListBox>
");
IVisualElement listBoxItem = await listBox.GetElement("/ListBoxItem[2]");
Assert.Equal("Item3", await listBoxItem.GetProperty <string>("Content"));
IVisualElement mouseOverBorder = await listBoxItem.GetElement("MouseOverBorder");
await listBox.MoveCursorToElement(Position.TopLeft);
await Wait.For(async() => Assert.Equal(0.0, await mouseOverBorder.GetOpacity()));
await mouseOverBorder.MoveCursorToElement();
await Wait.For(async() =>
{
double opacity = await mouseOverBorder.GetOpacity();
Output.WriteLine($"Got opacity {opacity}");
Assert.Equal(0.1, opacity);
});
Color effectiveBackground = await mouseOverBorder.GetEffectiveBackground();
Color foreground = await listBoxItem.GetForegroundColor();
foreground = foreground.FlattenOnto(effectiveBackground);
float contrastRatio = foreground.ContrastRatio(effectiveBackground);
Assert.True(contrastRatio >= MaterialDesignSpec.MinimumContrastSmallText);
recorder.Success();
}
public async Task OnGetEffectiveBackground_AppliesOpacityFromParents()
{
await Window.SetXamlContent(@"
<Grid Background=""Red"" Opacity=""0.5"" x:Name=""RedGrid"">
<Grid Background=""Blue"" x:Name=""BlueGrid"">
<TextBlock />
</Grid>
</Grid>
");
await Window.SetBackgroundColor(Colors.Lime);
IVisualElement child = await Window.GetElement("/TextBlock");
IVisualElement parent = await Window.GetElement("BlueGrid");
Color background = await child.GetEffectiveBackground(parent);
Assert.AreEqual(Color.FromArgb(127, 0x00, 0x00, 0xFF), background);
}
public async Task OnLoad_ThemeBrushesSet()
{
await using var recorder = new TestRecorder(App);
//Arrange
IVisualElement <TabControl> tabControl = await LoadXaml <TabControl>(@"
<TabControl
materialDesign:ColorZoneAssist.Mode=""PrimaryMid""
Style=""{StaticResource MaterialDesignFilledTabControl}"">
<TabItem Header=""TAB 1"">
<TextBlock Margin=""8"" Text=""PrimaryMid Tab 1"" />
</TabItem>
<TabItem Header=""TAB 2"">
<TextBlock Margin=""8"" Text=""PrimaryMid Tab 2"" />
</TabItem>
</TabControl>");
IVisualElement <TextBlock> textBlock = await tabControl.GetElement <TextBlock>(@"/TabItem[0]/TextBlock[0]");
IVisualElement <Border> selectedTabBorder = await tabControl.GetElement <Border>(@"/TabItem[0]~SelectionHighlightBorder");
//Act
Color?foreground = await textBlock.GetForegroundColor();
Color?background = await textBlock.GetEffectiveBackground();
Color?selectedTabUnderline = await selectedTabBorder.GetBorderBrushColor();
//Assert
Assert.NotNull(foreground);
Assert.NotNull(background);
MaterialDesignSpec.AssertContrastRatio(foreground.Value, background.Value, MaterialDesignSpec.MinimumContrastSmallText);
Assert.Equal(foreground, selectedTabUnderline);
recorder.Success();
}
public static async Task <Color> GetEffectiveBackground(this IVisualElement element) => await element.GetEffectiveBackground(null);