59 lines
1.9 KiB
Dart
59 lines
1.9 KiB
Dart
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import 'dart:ui';
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import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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import '../constants/constants.dart';
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import 'device_utils.dart';
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class ThemeUtils {
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static bool isDark(BuildContext context) {
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return Theme.of(context).brightness == Brightness.dark;
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}
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static Color? getDarkColor(BuildContext context, Color darkColor) {
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return isDark(context) ? darkColor : null;
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}
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static Color? getIconColor(BuildContext context) {
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return isDark(context) ? Colours.dark_text : null;
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}
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static Color getStickyHeaderColor(BuildContext context) {
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return isDark(context) ? Colours.dark_bg_gray_ : Colours.bg_gray_;
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}
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static Color getDialogTextFieldColor(BuildContext context) {
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return isDark(context) ? Colours.dark_bg_gray_ : Colours.bg_gray;
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}
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static Color? getKeyboardActionsColor(BuildContext context) {
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return isDark(context) ? Colours.dark_bg_color : Colors.grey[200];
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}
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/// 设置StatusBar、NavigationBar样式。(仅针对安卓)
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/// 本项目在android MainActivity中已设置，不需要覆盖设置。
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static void setSystemBarStyle({bool? isDark}) {
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if (Device.isAndroid) {
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final bool isDarkMode =
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isDark ?? window.platformBrightness == Brightness.dark;
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debugPrint('isDark: $isDarkMode');
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final SystemUiOverlayStyle systemUiOverlayStyle = SystemUiOverlayStyle(
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/// 透明状态栏
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statusBarColor: Colors.transparent,
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systemNavigationBarColor:
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isDarkMode ? Colours.dark_bg_color : Colors.white,
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systemNavigationBarIconBrightness:
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isDarkMode ? Brightness.light : Brightness.dark,
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);
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SystemChrome.setSystemUIOverlayStyle(systemUiOverlayStyle);
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}
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}
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}
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extension ThemeExtension on BuildContext {
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bool get isDark => ThemeUtils.isDark(this);
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Color get backgroundColor => Theme.of(this).scaffoldBackgroundColor;
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Color get dialogBackgroundColor => Theme.of(this).canvasColor;
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}
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