setThemeData static method

Color? setThemeData({ ColorSwatch<int?>? swatch, Color? color, })

Set the App's general color theme supplying a Color value.

Implementation

static Color? setThemeData({
  ColorSwatch<int?>? swatch,
  Color? color,
}) {
  //
  int? value = color?.value ?? swatch?.value;

  if (!Prefs.ready()) {
    return value == null ? null : Color(value);
  }

  if (value != null) {
    Prefs.setInt('primaryColor', value);
    color = Color(value);
  } else {
    value = Prefs.getInt('primaryColor', -1);
    // If never set in the first place, ignore
    if (value > -1) {
      color = Color(value);
    } else {
      color = Colors.blue;
      Prefs.setInt('primaryColor', color.value);
    }
  }

  MaterialColor? materialColor;

  if (swatch == null) {
    materialColor = _materialColor(color);
  } else {
    materialColor = swatch as MaterialColor;
  }

  final index = Colors.primaries.indexOf(materialColor!);

  if (index > -1) {
    materialColor = Colors.primaries[index];
  }

  /// Assign the colour to the floating button as well.
  themeData = ThemeData(
    primarySwatch: materialColor,
    floatingActionButtonTheme: FloatingActionButtonThemeData(
      backgroundColor: color,
    ),
  );
  iOSTheme = color;
  return color;
}