/// <summary>
/// The SwitchModeCommandExecute.
/// </summary>
/// <returns>The <see cref="Task"/>.</returns>
public static Task SwitchModeCommandExecute()
{
AppTheme appTheme = ThemeSettings.Theme;
if (appTheme.Equals(AppTheme.Light))
{
Application.Current.Resources = new DarkTheme();
IPlatformThemeManager platformManager = DependencyService.Get <IPlatformThemeManager>();
platformManager?.ChangeTheme(AppTheme.Dark);
ThemeSettings.Theme = AppTheme.Dark;
}
else
{
Application.Current.Resources = new LightTheme();
IPlatformThemeManager platformManager = DependencyService.Get <IPlatformThemeManager>();
// platformManager.ChangeTheme("light");
platformManager?.ChangeTheme(AppTheme.Light);
ThemeSettings.Theme = AppTheme.Light;
}
// App.MasterDetailPage.IsPresented = false;
return(Task.FromResult(true));
}
/// <summary>
/// The LoadStyles.
/// </summary>
/// <returns>The <see cref="Task"/>.</returns>
private Task LoadStyles()
{
AppTheme appTheme;
// If this settings is not set, this must be the first time the user runs this App. Default to the Theme of the device
// On Android and iOS, this works, but on UWP it will get the Theme of the App running, which is set in
// App.xaml, RequestedTheme="Light"
if (!App.Current.Properties.ContainsKey("Theme"))
{
appTheme = AppInfo.RequestedTheme;
ThemeSettings.Theme = appTheme;
}
else
{
appTheme = ThemeSettings.Theme;
}
IPlatformThemeManager platformManager = DependencyService.Get <IPlatformThemeManager>();
platformManager?.ChangeTheme(appTheme);
if (appTheme.Equals(AppTheme.Light))
{
Current.Resources = new LightTheme();
}
else
{
Current.Resources = new DarkTheme();
}
const int smallWidthResolution = 768;
const int smallHeightResolution = 1280;
if (MainDisplayInfo.Width <= smallWidthResolution && MainDisplayInfo.Height <= smallHeightResolution)
{
this.AppDictionary.MergedDictionaries.Add(new SmallDeviceSizes());
}
else
{
this.AppDictionary.MergedDictionaries.Add(new DefaultSizes());
}
return(Task.FromResult(true));
}
public ThemeManager(IPlatformThemeManager platformThemeManager)
{
this.platformThemeManager = platformThemeManager;
}
