stack_wallet/lib/widgets/textfields/exchange_textfield.dart

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import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_svg/svg.dart';
import 'package:stackwallet/pages/buy_view/sub_widgets/crypto_selection_view.dart';
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import 'package:stackwallet/utilities/assets.dart';
import 'package:stackwallet/utilities/text_styles.dart';
import 'package:stackwallet/utilities/theme/stack_colors.dart';
import 'package:stackwallet/utilities/util.dart';
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import 'package:stackwallet/widgets/loading_indicator.dart';
class ExchangeTextField extends StatefulWidget {
const ExchangeTextField({
Key? key,
this.borderRadius = 0,
this.background,
required this.controller,
this.buttonColor,
required this.focusNode,
this.buttonContent,
required this.textStyle,
this.onButtonTap,
this.onChanged,
this.onSubmitted,
this.onTap,
required this.isWalletCoin,
this.image,
this.ticker,
this.readOnly = false,
}) : super(key: key);
final double borderRadius;
final Color? background;
final Color? buttonColor;
final Widget? buttonContent;
final TextEditingController controller;
final FocusNode focusNode;
final TextStyle textStyle;
final VoidCallback? onTap;
final VoidCallback? onButtonTap;
final void Function(String)? onChanged;
final void Function(String)? onSubmitted;
final bool isWalletCoin;
final bool readOnly;
final String? image;
final String? ticker;
@override
State<ExchangeTextField> createState() => _ExchangeTextFieldState();
}
class _ExchangeTextFieldState extends State<ExchangeTextField> {
late final TextEditingController controller;
late final FocusNode focusNode;
late final TextStyle textStyle;
late final double borderRadius;
late final Color? background;
late final Color? buttonColor;
late final Widget? buttonContent;
late final VoidCallback? onButtonTap;
late final VoidCallback? onTap;
late final void Function(String)? onChanged;
late final void Function(String)? onSubmitted;
final isDesktop = Util.isDesktop;
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@override
void initState() {
borderRadius = widget.borderRadius;
background = widget.background;
buttonColor = widget.buttonColor;
controller = widget.controller;
focusNode = widget.focusNode;
buttonContent = widget.buttonContent;
textStyle = widget.textStyle;
onButtonTap = widget.onButtonTap;
onChanged = widget.onChanged;
onSubmitted = widget.onSubmitted;
onTap = widget.onTap;
super.initState();
}
@override
Widget build(BuildContext context) {
return Container(
decoration: BoxDecoration(
color: background,
borderRadius: BorderRadius.circular(borderRadius),
),
child: IntrinsicHeight(
child: Row(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
Expanded(
child: TextField(
style: textStyle,
controller: controller,
focusNode: focusNode,
onChanged: onChanged,
onTap: onTap,
enableSuggestions: false,
autocorrect: false,
readOnly: widget.readOnly,
keyboardType: isDesktop
? null
: const TextInputType.numberWithOptions(
signed: false,
decimal: true,
),
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decoration: InputDecoration(
contentPadding: const EdgeInsets.only(
top: 12,
left: 12,
),
hintText: "0",
hintStyle: STextStyles.fieldLabel(context).copyWith(
fontSize: 14,
),
),
inputFormatters: [
// regex to validate a crypto amount with 8 decimal places
TextInputFormatter.withFunction((oldValue, newValue) =>
RegExp(r'^([0-9]*[,.]?[0-9]{0,8}|[,.][0-9]{0,8})$')
.hasMatch(newValue.text)
? newValue
: oldValue),
],
),
),
MouseRegion(
cursor: SystemMouseCursors.click,
child: GestureDetector(
onTap: () => onButtonTap?.call(),
child: Container(
decoration: BoxDecoration(
color: buttonColor,
borderRadius: BorderRadius.horizontal(
right: Radius.circular(
borderRadius,
),
),
),
child: Padding(
padding: const EdgeInsets.symmetric(
horizontal: 16,
),
child: Row(
children: [
Container(
width: 18,
height: 18,
decoration: BoxDecoration(
borderRadius: BorderRadius.circular(18),
),
child: Builder(
builder: (context) {
if (isStackCoin(widget.ticker)) {
return Center(
child: getIconForTicker(
widget.ticker!,
size: 18,
),
);
} else if (widget.image != null &&
widget.image!.isNotEmpty) {
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return Center(
child: SvgPicture.network(
widget.image!,
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height: 18,
placeholderBuilder: (_) => Container(
width: 18,
height: 18,
decoration: BoxDecoration(
color: Theme.of(context)
.extension<StackColors>()!
.textFieldDefaultBG,
borderRadius: BorderRadius.circular(
18,
),
),
child: ClipRRect(
borderRadius: BorderRadius.circular(
18,
),
child: const LoadingIndicator(),
),
),
),
);
} else {
return Container(
width: 18,
height: 18,
decoration: BoxDecoration(
// color: Theme.of(context).extension<StackColors>()!.accentColorDark
borderRadius: BorderRadius.circular(18),
),
child: SvgPicture.asset(
Assets.svg.circleQuestion,
width: 18,
height: 18,
color: Theme.of(context)
.extension<StackColors>()!
.textFieldDefaultBG,
),
);
}
},
),
),
const SizedBox(
width: 6,
),
Text(
widget.ticker?.toUpperCase() ?? "-",
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style: STextStyles.smallMed14(context).copyWith(
color: Theme.of(context)
.extension<StackColors>()!
.textDark,
),
),
if (!widget.isWalletCoin)
const SizedBox(
width: 6,
),
if (!widget.isWalletCoin)
SvgPicture.asset(
Assets.svg.chevronDown,
width: 5,
height: 2.5,
color: Theme.of(context)
.extension<StackColors>()!
.textDark,
),
],
),
),
),
),
),
],
),
),
);
}
}
// experimental UNUSED
// class ExchangeTextField extends StatefulWidget {
// const ExchangeTextField({
// Key? key,
// this.borderRadius = 0,
// this.background,
// required this.controller,
// this.buttonColor,
// required this.focusNode,
// this.buttonContent,
// required this.textStyle,
// this.onButtonTap,
// this.onChanged,
// this.onSubmitted,
// }) : super(key: key);
//
// final double borderRadius;
// final Color? background;
// final Color? buttonColor;
// final Widget? buttonContent;
// final TextEditingController controller;
// final FocusNode focusNode;
// final TextStyle textStyle;
// final VoidCallback? onButtonTap;
// final void Function(String)? onChanged;
// final void Function(String)? onSubmitted;
//
// @override
// State<ExchangeTextField> createState() => _ExchangeTextFieldState();
// }
//
// class _ExchangeTextFieldState extends State<ExchangeTextField> {
// late final TextEditingController controller;
// late final FocusNode focusNode;
// late final TextStyle textStyle;
//
// late final double borderRadius;
//
// late final Color? background;
// late final Color? buttonColor;
// late final Widget? buttonContent;
// late final VoidCallback? onButtonTap;
// late final void Function(String)? onChanged;
// late final void Function(String)? onSubmitted;
//
// @override
// void initState() {
// borderRadius = widget.borderRadius;
// background = widget.background;
// buttonColor = widget.buttonColor;
// controller = widget.controller;
// focusNode = widget.focusNode;
// buttonContent = widget.buttonContent;
// textStyle = widget.textStyle;
// onButtonTap = widget.onButtonTap;
// onChanged = widget.onChanged;
// onSubmitted = widget.onSubmitted;
//
// super.initState();
// }
//
// @override
// Widget build(BuildContext context) {
// return Container(
// decoration: BoxDecoration(
// color: background,
// borderRadius: BorderRadius.circular(borderRadius),
// ),
// child: IntrinsicHeight(
// child: Row(
// crossAxisAlignment: CrossAxisAlignment.stretch,
// children: [
// Expanded(
// child: MouseRegion(
// cursor: SystemMouseCursors.text,
// child: GestureDetector(
// onTap: () {
// //
// },
// child: Padding(
// padding: const EdgeInsets.only(
// left: 16,
// top: 18,
// bottom: 17,
// ),
// child: IgnorePointer(
// ignoring: true,
// child: EditableText(
// controller: controller,
// focusNode: focusNode,
// style: textStyle,
// onChanged: onChanged,
// onSubmitted: onSubmitted,
// onEditingComplete: () => print("lol"),
// autocorrect: false,
// enableSuggestions: false,
// keyboardType: const TextInputType.numberWithOptions(
// signed: false,
// decimal: true,
// ),
// inputFormatters: [
// // regex to validate a crypto amount with 8 decimal places
// TextInputFormatter.withFunction((oldValue,
// newValue) =>
// RegExp(r'^([0-9]*[,.]?[0-9]{0,8}|[,.][0-9]{0,8})$')
// .hasMatch(newValue.text)
// ? newValue
// : oldValue),
// ],
// cursorColor: textStyle.color ??
// Theme.of(context).backgroundColor,
// backgroundCursorColor: background ?? Colors.transparent,
// ),
// ),
// ),
// ),
// ),
// ),
// MouseRegion(
// cursor: SystemMouseCursors.click,
// child: GestureDetector(
// onTap: () => onButtonTap?.call(),
// child: Container(
// decoration: BoxDecoration(
// color: buttonColor,
// borderRadius: BorderRadius.horizontal(
// right: Radius.circular(
// borderRadius,
// ),
// ),
// ),
// child: Padding(
// padding: const EdgeInsets.symmetric(
// horizontal: 16,
// ),
// child: buttonContent,
// ),
// ),
// ),
// ),
// ],
// ),
// ),
// );
// }
// }