ansu_ui/lib/buttons/as_button.dart

import 'package:flutter/material.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';

///安速按钮
class ASButton extends StatefulWidget {
  ///按钮颜色
  final Color bgcolor;

  ///按钮文字
  ///动态类型，可以是string或者widget
  final dynamic title;

  ///按钮圆角
  final double radius;

  ///按钮边框
  final bool outline;

  ///按钮边框颜色
  final Color outlineColor;

  ///按钮文字颜色
  ///若已定义文字风格则此属性不生效
  final Color textColor;

  ///按钮文字格式
  final TextStyle textStyle;

  ///内边距
  final EdgeInsets padding;

  ///点击事件
  final VoidCallback onPressed;

  ///宽度
  final double width;
  ASButton({
    Key key,
    this.bgcolor,
    this.radius,
    this.outline = false,
    this.outlineColor,
    this.textColor,
    this.textStyle,
    this.padding,
    @required this.title,
    this.onPressed,
    this.width,
  }) : super(key: key);

  ASButton.warn(
      {Key key,
      this.textStyle,
      this.padding,
      this.radius,
      this.bgcolor,
      this.onPressed,
      @required this.title,
      this.width})
      : outline = true,
        outlineColor = Color(0xFFE50112),
        textColor = Color(0xFFE50112),
        super(key: key);

  ASButton.info(
      {Key key,
      this.bgcolor,
      this.radius,
      this.textStyle,
      this.padding,
      @required this.title,
      this.onPressed,
      this.width})
      : outline = true,
        outlineColor = Color(0x73000000),
        textColor = Color(0xD9000000),
        super(key: key);

  ASButton.delete(
      {Key key,
      this.radius,
      this.outlineColor,
      this.textStyle,
      this.padding,
      @required this.title,
      this.onPressed,
      this.width})
      : bgcolor = Color(0xFFFFB600),
        textColor = Color(0xD9FFFFFF),
        outline = false,
        super(key: key);
  ASButton.opration(
      {Key key,
      this.radius,
      this.outlineColor,
      this.textStyle,
      this.padding,
      @required this.title,
      this.onPressed,
      this.width})
      : bgcolor = Color(0xFFF2F2F2),
        textColor = Color(0xD9000000),
        outline = false,
        super(key: key);

  @override
  _ASButtonState createState() => _ASButtonState();
}

class _ASButtonState extends State<ASButton> {
  @override
  Widget build(BuildContext context) {
    return MaterialButton(
      minWidth: widget.width ?? 75.w,
      materialTapTargetSize: MaterialTapTargetSize.shrinkWrap,
      onPressed: widget.onPressed,
      child: widget.title is String
          ? Text(widget.title,
              style: widget.textStyle ??
                  TextStyle(
                      color: widget.textColor ?? Color(0xFFFFB600),
                      fontSize: 13.sp))
          : widget.title,
      padding: widget.padding ?? EdgeInsets.symmetric(vertical: 6.w),
      shape: RoundedRectangleBorder(
          side: widget.outline
              ? BorderSide(color: widget.outlineColor, width: 0.5.w)
              : BorderSide.none,
          borderRadius: BorderRadius.circular(widget.radius ?? 15.5.w)),
      color: widget.bgcolor ?? Color(0xFFFFFFFF),
      elevation: 0,
    );
  }
}