public static void SetDarkTheme()
{
ITheme theme = _paletteHelper.GetTheme();
IBaseTheme baseTheme = new MaterialDesignDarkTheme();
theme.SetBaseTheme(baseTheme);
theme.SetPrimaryColor((Color)ColorConverter.ConvertFromString("#243b45"));
theme.SetSecondaryColor((Color)ColorConverter.ConvertFromString("#3d6475"));
_paletteHelper.SetTheme(theme);
SetAvalonTheme(true);
}
//https://kira-96.github.io/posts/%E5%A6%82%E4%BD%95%E8%8E%B7%E5%8F%96Windows10%E4%B8%BB%E9%A2%98%E9%A2%9C%E8%89%B2/
public static void InitTheme()
{
var paletteHelper = new PaletteHelper();
var isLight = true;
try
{
var registryValue =
Registry.GetValue(@"HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Themes\Personalize",
"AppsUseLightTheme", null);
isLight = Convert.ToBoolean(registryValue);
}
catch (Exception exception)
{
MessageBox.Show(exception.ToString());
}
IBaseTheme baseTheme;
if (isLight)
{
baseTheme = new MaterialDesignLightTheme();
}
else
{
baseTheme = new MaterialDesignDarkTheme();
}
var color = isLight ? Color.FromRgb(66, 133, 244) : Color.FromRgb(130, 168, 231);
var theme = Theme.Create(baseTheme, color, color);
RequireSystemTheme(theme, isLight);
if (!eventInitial)
{
SystemEvents.UserPreferenceChanged += (sender, args) => { InitTheme(); };
eventInitial = true;
}
paletteHelper.SetTheme(theme);
}
/// <summary>
/// Updates the current theme (light/dark).
/// </summary>
/// <param name="darkMode"></param>
public static void UpdateTheme(bool darkMode)
{
_logger.Debug("Updating theme");
var paletteHelper = new PaletteHelper();
IBaseTheme baseTheme;
if (darkMode)
{
baseTheme = new MaterialDesignDarkTheme();
}
else
{
baseTheme = new MaterialDesignLightTheme();
}
ITheme theme = paletteHelper.GetTheme();
theme.SetBaseTheme(baseTheme);
paletteHelper.SetTheme(theme);
}
private void SetColor(string _colorName, string _theme)
{
IBaseTheme theme = new MaterialDesignDarkTheme();
MaterialDesignColor materialDesignColor = (MaterialDesignColor)Enum.Parse(typeof(MaterialDesignColor), _colorName);
Color primaryColor = SwatchHelper.Lookup[materialDesignColor];
Color accentColor = SwatchHelper.Lookup[materialDesignColor];
switch (_theme)
{
case "Light":
theme = new MaterialDesignLightTheme();
TextView.Foreground = Brushes.Black;
break;
case "Dark":
theme = new MaterialDesignDarkTheme();
TextView.Foreground = Brushes.White;
break;
}
ITheme themes = Theme.Create(theme, primaryColor, accentColor);
Resources.SetTheme(themes);
}
