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ansu_ui/lib/buttons/as_back_button.dart

32 lines
814 B

4 years ago
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:ansu_ui/styles/as_colors.dart';
4 years ago
///安速返回按钮
///
///ASBackButton 黑色返回按钮
///
///ASBackButton.white 白色返回按钮
class ASBackButton extends StatelessWidget {
final Color color;
const ASBackButton({Key key, this.color = kDarkColor}) : super(key: key);
const ASBackButton.white({Key key})
: color = kForegroundColor,
super(key: key);
@override
Widget build(BuildContext context) {
return Navigator.canPop(context)
? IconButton(
icon: Icon(
CupertinoIcons.chevron_back,
size: 24,
color: color,
),
onPressed: () => Navigator.pop(context),
)
: SizedBox();
}
}