Flutter Expandable Text

A customisable flutter package that allows the expanding and collapsing of long text.

Getting Started

Add package to your pubspec.yaml file

dependencies:
    flutter_expandable_text: ^1.0.0

then import:

import 'package:flutter_expandable_text/expandable_text.dart';

Usage snippet

Trim based on number of character in text

ExpandableText(
    _text,
    trimType: TrimType.characters,
    trim: 20, // trims if text exceeds 20 characters
);

Trim based on number of lines

ExpandableText(
    _text,
    trimType: TrimType.lines,
    trim: 2, // trims if text exceeds more than 2 lines
    onLinkPressed: (expanded) {

    },
);

Demo Image

Parameters

Name	Description	Is It Required	Default Value
`text`	Input text that is displayed	Yes	`-`
`readMoreText`	Clickable text to display that expands text.	No	`read more`
`readLessText`	Clickable text to display that collapses text	No	`read less`
`linkTextStyle`	`TextStyle` for both `readMoreText` and `readLessText`	No	`TextStyle(color:Colors.blue)`
`style`	`TextStyle` for `text`	No	`TextStyle(color:Colors.black)`
`trim`	For `TrimType.lines` this represents the maximum amount of lines allowable before the text is collapsed. For `TrimType.characters` this represents the number of characters allowable before the text is collapsed	No	`2`
`trimType`	Whether to trim `text` by lines or characters in `text`	No	`TrimType.lines`
`onLinkPressed`	Callback function when a link is pressed. Returns a boolean `true` is expanded and `false` is collapsed	No	`null`

Contributions

Feel free to contribute to this project.

If you find a bug or want a feature, but don't know how to fix/implement it, please fill an issue.

If you fixed a bug or implemented a new feature, please send a pull request.