highlight_selectable 0.1.4

A Flutter widget that displays syntax-highlighted code blocks, with support for selection, copy button, and inline editing. Based on flutter_highlight and highlight.

📚 highlight_selectable

A Flutter widget that displays syntax-highlighted code with optional selection, copy, and inline editing support — an enhanced version of flutter_highlight, made to feel more like ChatGPT or VSCode snippets.

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✨ Features

• ✅ Syntax highlighting using highlight
• ✅ Toggle between selectable or read-only code
• ✅ Optional copy button
• ✅ Built-in edit mode with save/cancel controls
• ✅ Support for custom overlay buttons (e.g. share, delete, etc.)
• ✅ All themes from flutter_highlight are supported
• ✅ Fully Flutter & web compatible (no dart:io)

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📦 Installation

dependencies:
  highlight_selectable: ^0.1.0

Quick Start

import 'package:flutter/material.dart';
import 'package:highlight_selectable/theme_map.dart';
import 'package:highlight_selectable/highlight_selectable.dart';

class Example extends StatelessWidget {
  final code = "print('Hello, world!');"

  @override
  Widget build(BuildContext context) {
    return HighlightSelectable(
      code,
      language: 'dart',
      theme: themeMap['a11y-dark']!,
      selectable: true,
      showCopyButton: true,
      showEditButton: true,
      onChanged: (newCode) => print('User updated the code:\n$newCode'),
      // onCopied: (){},
      // overlayButtons: List<Widget>[]
    );
  }
}