/// <summary>
 /// Initializes a new instance of the <see cref="ThemeChangedEventArgs"/> class.
 /// </summary>
 /// <param name="oldBaseTheme">The previous base theme.</param>
 /// <param name="oldColorTheme">The previous color theme.</param>
 /// <param name="newBaseTheme">The current base theme.</param>
 /// <param name="newColorTheme">The current color theme.</param>
 public ThemeChangedEventArgs(Theme oldBaseTheme, Theme oldColorTheme, Theme newBaseTheme, Theme newColorTheme)
 {
     OldBaseTheme = oldBaseTheme;
     OldColorTheme = oldColorTheme;
     NewBaseTheme = newBaseTheme;
     NewColorTheme = newColorTheme;
 }