mobile_nebula/lib/components/CIDRField.dart

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2020-07-27 20:43:58 +00:00
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter/widgets.dart';
import 'package:mobile_nebula/components/SpecialTextField.dart';
import 'package:mobile_nebula/models/CIDR.dart';
import '../services/utils.dart';
import 'IPField.dart';
//TODO: Support initialValue
class CIDRField extends StatefulWidget {
const CIDRField({
Key key,
this.ipHelp = "ip address",
this.autoFocus = false,
this.focusNode,
this.nextFocusNode,
this.onChanged,
this.textInputAction,
this.ipController,
this.bitsController,
}) : super(key: key);
final String ipHelp;
final bool autoFocus;
final FocusNode focusNode;
final FocusNode nextFocusNode;
final ValueChanged<CIDR> onChanged;
final TextInputAction textInputAction;
final TextEditingController ipController;
final TextEditingController bitsController;
@override
_CIDRFieldState createState() => _CIDRFieldState();
}
//TODO: if the keyboard is open on the port field and you switch to dark mode, it crashes
//TODO: maybe add in a next/done step for numeric keyboards
//TODO: rig up focus node and next node
//TODO: rig up textInputAction
class _CIDRFieldState extends State<CIDRField> {
final bitsFocus = FocusNode();
final cidr = CIDR();
@override
void initState() {
//TODO: this won't track external controller changes appropriately
cidr.ip = widget.ipController?.text ?? "";
cidr.bits = int.tryParse(widget.bitsController?.text ?? "");
super.initState();
}
@override
Widget build(BuildContext context) {
var textStyle = CupertinoTheme.of(context).textTheme.textStyle;
return Container(
child: Row(children: <Widget>[
Expanded(
child: Padding(
padding: EdgeInsets.fromLTRB(6, 6, 2, 6),
child: IPField(
help: widget.ipHelp,
ipOnly: true,
textPadding: EdgeInsets.all(0),
textInputAction: TextInputAction.next,
textAlign: TextAlign.end,
focusNode: widget.focusNode,
nextFocusNode: bitsFocus,
onChanged: (val) {
cidr.ip = val;
widget.onChanged(cidr);
},
controller: widget.ipController,
))),
Text("/"),
Container(
width: Utils.textSize("bits", textStyle).width + 12,
padding: EdgeInsets.fromLTRB(2, 6, 6, 6),
child: SpecialTextField(
keyboardType: TextInputType.number,
focusNode: bitsFocus,
nextFocusNode: widget.nextFocusNode,
controller: widget.bitsController,
onChanged: (val) {
cidr.bits = int.tryParse(val ?? "");
widget.onChanged(cidr);
},
maxLength: 2,
inputFormatters: [WhitelistingTextInputFormatter.digitsOnly],
textInputAction: widget.textInputAction ?? TextInputAction.done,
placeholder: 'bits',
))
]));
}
@override
void dispose() {
bitsFocus.dispose();
super.dispose();
}
}