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File size: 2,410 Bytes
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import 'package:flutter/material.dart';
import 'package:flutter_highlight/flutter_highlight.dart';
import 'package:flutter_highlight/themes/github.dart';
import 'package:flutter/services.dart';
import 'dart:convert';
class JsonCodeSnippetView extends StatelessWidget {
final String jsonString;
// Constructor to initialize the jsonString that will be displayed
const JsonCodeSnippetView({
Key? key,
required this.jsonString,
}) : super(key: key);
@override
Widget build(BuildContext context) {
// Pretty print the JSON using JsonEncoder to format with indentation
String prettyJson =
const JsonEncoder.withIndent(' ').convert(json.decode(jsonString));
return Padding(
// Padding applied to align the code snippet view within its container
padding: const EdgeInsets.fromLTRB(30, 30, 0, 30),
child: Row(
children: [
// Expanded widget to ensure the code snippet view takes the available space
Expanded(
child: SingleChildScrollView(
// SingleChildScrollView to make the code snippet scrollable if it overflows
child: HighlightView(
// Display the pretty-printed JSON
prettyJson,
// Set the language to JSON for syntax highlighting
language: 'json',
// Apply a GitHub-like theme for the highlighting
theme: githubTheme,
// Padding applied to the code snippet inside the view
padding: const EdgeInsets.all(12),
// TextStyle applied to the code snippet (monospace font)
textStyle: const TextStyle(
fontFamily: 'monospace',
fontSize: 12,
),
),
),
),
// SizedBox to create a gap between the code snippet view and the copy button
const SizedBox(width: 20),
Material(
color: Colors.white,
// IconButton to allow the user to copy the pretty-printed JSON to the clipboard
child: IconButton(
icon: const Icon(Icons.copy),
onPressed: () {
// Copy the pretty-printed JSON to the clipboard
Clipboard.setData(ClipboardData(text: prettyJson));
},
),
),
],
),
);
}
}
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