sharee.bike-App/TINKLib/Services/ThemeNS/Theme.cs
Anja Müller-Meißner 0468955d49 Version 3.0.338
2022-09-08 09:55:14 +02:00

50 lines
1.2 KiB
C#

using System;
using System.Collections.Generic;
using Xamarin.Forms;
namespace TINK.Services.ThemeNS
{
/// <summary>
/// Manges themeing functionalty.
/// Objects ResourceDictionary, Themes.Konrad, ... need Xamarin.Forms framework to be initialized which might break tests.
/// </summary>
public class Theme : ITheme
{
private ICollection<ResourceDictionary> _MergedDictionaries;
public Theme(ICollection<ResourceDictionary> mergedDictionaries)
{
_MergedDictionaries = mergedDictionaries ?? throw new ArgumentNullException(nameof(mergedDictionaries));
}
/// <summary>
/// Sets active theme.
/// </summary>
/// <param name="themeName">Name of the new active theme.</param>
public void SetActiveTheme(string themeName)
{
if (!Enum.TryParse(themeName, false, out ThemeSet theme))
return;
if (_MergedDictionaries == null)
return;
_MergedDictionaries.Clear();
switch (theme)
{
case ThemeSet.Konrad:
_MergedDictionaries.Add(new Themes.Konrad());
break;
case ThemeSet.LastenradBayern:
_MergedDictionaries.Add(new Themes.LastenradBayern());
break;
default:
_MergedDictionaries.Add(new Themes.ShareeBike());
break;
}
}
}
}