private static void ApplyTheme(ThemeSetting theme)
{
var environment = DependencyService.Get <IEnvironment>();
ResourceDictionary themeDict;
SystemTheme systemTheme = environment.GetOperatingSystemTheme();
switch (theme)
{
case ThemeSetting.System:
if (systemTheme == SystemTheme.Dark)
{
themeDict = new DarkTheme();
}
else
{
themeDict = new LightTheme();
}
break;
case ThemeSetting.Light:
themeDict = new LightTheme();
systemTheme = SystemTheme.Light;
break;
case ThemeSetting.Dark:
themeDict = new DarkTheme();
systemTheme = SystemTheme.Dark;
break;
default:
throw new NotImplementedException();
}
var styleDict = new ElementStyles();
ICollection <ResourceDictionary> mergedDictionaries = currentApplication?.Resources.MergedDictionaries;
if (mergedDictionaries != null)
{
mergedDictionaries.Clear();
mergedDictionaries.Add(themeDict);
// Need to merge theme into style dict before adding as style dict depends on theme
styleDict.MergedDictionaries.Add(themeDict);
mergedDictionaries.Add(styleDict);
// Just add font dict since it doesn't depend on any others
mergedDictionaries.Add(new AppFonts());
}
// Set system theme for platform-specific theming.
environment.ApplyTheme(systemTheme);
}
public void Init()
{
this.webElement = MockRepository.GenerateStub <IWebElement>();
this.styles = new ElementStyles(this.webElement);
}
