rich_input
This is a high performance rich media input box, implemented through the native textfield extension, with less disruptive, but at the same time has a strong extensibility, implements the @ someone, # topics, expressions and other functions, support custom color highlighting
Special feature
- Use native textfield capabilities with less code, less disruption and subsequent compatibility
- Support @someone #topic and insert emojis, etc
- Support for custom highlighting, and custom styles
- Support for using the backspace key to delete entire special text blocks
- Support for special character handling
- Support for custom data fields to enhance rich text
Getting Started
Core code
import 'package:rich_input/rich_input.dart';
RichInputController controller = RichInputController(text: "Text");
const block = RichBlock(
text: "@somebody",
data: "@123456",
style: TextStyle(color: Colors.blue),
);
controller.insertBlock(block);
// Get custom data
print(controller.data);
// Get text
print(controller.text);
// RichInput(controller: controller);Example
import 'package:flutter/material.dart';
import 'package:rich_input/rich_input.dart';
void main() {
runApp(MyApp());
}
class MyApp extends StatelessWidget {
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter Demo',
home: MyHomePage(),
);
}
}
class MyHomePage extends StatefulWidget {
@override
_MyHomePageState createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
RichInputController _controller;
FocusNode _focusNode;
@override
void initState() {
_focusNode = FocusNode();
_controller = RichInputController(text: "Text");
// Refresh text display, not required
_controller.addListener(() {
setState(() {});
});
super.initState();
}
@override
Widget build(BuildContext context) {
return Scaffold(
body: SafeArea(
child: Padding(
padding: const EdgeInsets.all(15),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: <Widget>[
RichInput(
focusNode: _focusNode,
controller: _controller,
),
Wrap(
spacing: 10,
children: [
RaisedButton(
onPressed: () {
_controller.insertText("Text");
},
child: const Text("Add Text"),
),
RaisedButton(
onPressed: () {
_controller.insertText("😁");
},
child: const Text("Add 😁"),
),
RaisedButton(
onPressed: () {
_controller.insertText("👍");
},
child: const Text("Add 👍"),
),
RaisedButton(
onPressed: () {
const block = RichBlock(
text: "@abc",
data: "@123456",
style: TextStyle(
color: Colors.blue,
fontWeight: FontWeight.bold,
),
);
_controller.insertBlock(block);
},
child: const Text("Add @ "),
),
RaisedButton(
onPressed: () {
const block = RichBlock(
text: "#subject",
data: "#888999",
style: TextStyle(
color: Colors.red,
fontWeight: FontWeight.bold,
),
);
_controller.insertBlock(block);
},
child: const Text("Add #"),
),
RaisedButton(
onPressed: () {
_focusNode.unfocus();
},
child: const Text("unfocus"),
)
],
),
const SizedBox(height: 10),
Text("Text:${_controller.text}"),
const SizedBox(height: 10),
Text("Data:${_controller.data}"),
],
),
),
),
);
}
}