public void StyleSheetsOnAppAreApplied()
{
var app = new MockApplication();
app.Resources.Add(StyleSheet.FromString("label{ color: red;}"));
var page = new ContentPage
{
Content = new Label()
};
app.LoadPage(page);
Assert.That((page.Content as Label).TextColor, Is.EqualTo(Colors.Red));
}
public void StyleSheetsOnAppAreAppliedBeforePageStyleSheet()
{
var app = new MockApplication();
app.Resources.Add(StyleSheet.FromString("label{ color: white; background-color: blue; }"));
var page = new ContentPage
{
Content = new Label()
};
page.Resources.Add(StyleSheet.FromString("label{ color: red; }"));
app.LoadPage(page);
Assert.That((page.Content as Label).TextColor, Is.EqualTo(Colors.Red));
Assert.That((page.Content as Label).BackgroundColor, Is.EqualTo(Colors.Blue));
}
public void StyleSheetsOnChildAreReAppliedWhenParentStyleSheetAdded()
{
var app = new MockApplication();
var page = new ContentPage {
Content = new Label()
};
page.Resources.Add(StyleSheet.FromString("label{ color: red; }"));
app.MainPage = page;
Assert.That((page.Content as Label).TextColor, Is.EqualTo(Color.Red));
app.Resources.Add(StyleSheet.FromString("label{ color: white; background-color: blue; }"));
Assert.That((page.Content as Label).BackgroundColor, Is.EqualTo(Color.Blue));
Assert.That((page.Content as Label).TextColor, Is.EqualTo(Color.Red));
}
public void StyleSheetsOnSubviewAreAppliedBeforePageStyleSheet()
{
var app = new MockApplication();
app.Resources.Add(StyleSheet.FromString("label{ color: white; }"));
var label = new Label();
label.Resources.Add(StyleSheet.FromString("label{color: yellow;}"));
var page = new ContentPage
{
Content = label
};
page.Resources.Add(StyleSheet.FromString("label{ color: red; }"));
app.LoadPage(page);
Assert.That((page.Content as Label).TextColor, Is.EqualTo(Colors.Yellow));
}
object IValueProvider.ProvideValue(IServiceProvider serviceProvider)
{
IXmlLineInfo lineInfo;
if (!string.IsNullOrEmpty(Style) && Source != null)
{
lineInfo = (serviceProvider.GetService(typeof(IXmlLineInfoProvider)) as IXmlLineInfoProvider)?.XmlLineInfo;
throw new XamlParseException($"StyleSheet can not have both a Source and a content", lineInfo);
}
if (Source != null)
{
lineInfo = (serviceProvider.GetService(typeof(IXmlLineInfoProvider)) as IXmlLineInfoProvider)?.XmlLineInfo;
if (Source.IsAbsoluteUri)
{
throw new XamlParseException($"Source only accepts Relative URIs", lineInfo);
}
var rootObjectType = (serviceProvider.GetService(typeof(IRootObjectProvider)) as IRootObjectProvider)?.RootObject.GetType();
if (rootObjectType == null)
{
return(null);
}
var rootTargetPath = XamlResourceIdAttribute.GetPathForType(rootObjectType);
var resourcePath = ResourceDictionary.RDSourceTypeConverter.GetResourcePath(Source, rootTargetPath);
var resString = DependencyService.Get <IResourcesLoader>()?.GetResource(resourcePath, rootObjectType.GetTypeInfo().Assembly, lineInfo);
return(StyleSheet.FromString(resString));
}
if (!string.IsNullOrEmpty(Style))
{
using (var reader = new StringReader(Style))
return(StyleSheet.FromReader(reader));
}
lineInfo = (serviceProvider.GetService(typeof(IXmlLineInfoProvider)) as IXmlLineInfoProvider)?.XmlLineInfo;
throw new XamlParseException($"StyleSheet require either a Source or a content", lineInfo);
}
