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Implement number selection via keyboard #2

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Implement number selection via keyboard #2

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732bcb5
implement number selection via keyboard
resolritter Jul 14, 2023
7a421d6
!(is) -> is!
resolritter Jul 14, 2023
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39 changes: 30 additions & 9 deletions sudoku/lib/alerts/numbers.dart
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Original file line number Diff line number Diff line change
@@ -1,4 +1,5 @@
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';

import '../styles.dart';

Expand All @@ -25,20 +26,21 @@ class AlertNumbers extends State<AlertNumbersState> {
static final List<int> numberList2 = [4, 5, 6];
static final List<int> numberList3 = [7, 8, 9];

void select(int numSelected) {
setState(() {
numberSelected = number = numSelected;
Navigator.pop(context);
});
}

List<SizedBox> createButtons(List<int> numberList) {
return <SizedBox>[
for (int numbers in numberList)
SizedBox(
width: 38,
height: 38,
child: TextButton(
onPressed: () => {
setState(() {
numberSelected = numbers;
number = numberSelected;
Navigator.pop(context);
})
},
onPressed: () => select(numbers),
style: ButtonStyle(
backgroundColor: MaterialStateProperty.all<Color>(
Styles.secondaryBackgroundColor),
Expand Down Expand Up @@ -82,7 +84,26 @@ class AlertNumbers extends State<AlertNumbersState> {

@override
Widget build(BuildContext context) {
return AlertDialog(
return RawKeyboardListener(
focusNode: FocusNode(
onKey: (_, __) => KeyEventResult.handled
),
autofocus: true,
onKey: (ev) {
if (ev is! RawKeyUpEvent) return;
var key = ev.logicalKey;
if (key == LogicalKeyboardKey.escape) Navigator.pop(context);
else if (key == LogicalKeyboardKey.digit1) select(1);
else if (key == LogicalKeyboardKey.digit2) select(2);
else if (key == LogicalKeyboardKey.digit3) select(3);
else if (key == LogicalKeyboardKey.digit4) select(4);
else if (key == LogicalKeyboardKey.digit5) select(5);
else if (key == LogicalKeyboardKey.digit6) select(6);
else if (key == LogicalKeyboardKey.digit7) select(7);
else if (key == LogicalKeyboardKey.digit8) select(8);
else if (key == LogicalKeyboardKey.digit9) select(9);
},
child: AlertDialog(
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(10)),
backgroundColor: Styles.secondaryBackgroundColor,
title: Center(
Expand All @@ -95,6 +116,6 @@ class AlertNumbers extends State<AlertNumbersState> {
mainAxisAlignment: MainAxisAlignment.center,
crossAxisAlignment: CrossAxisAlignment.center,
children: createRows(),
));
)));
}
}