Tags TextField Widget in Flutter

This is a widget that allows your users to create tags by entering the tag’s name inside of textfield and make the tags appear in the textfield. After entering the tag, the user can press the spacebar or enter button to save the tag and move on to enter another tag.

Environment

sdk: ">=2.12.0 <3.0.0"
flutter: ">=1.17.0"

Installation

dependencies:
      textfield_tags: ^1.4.2

$ flutter pub get

Getting Started

To start using this widget, you will need to first import the package inside your project following the installation guide found on Flutter.dev.

Usage

To use this widget,

1. import 'package:textfield_tags/textfield_tags.dart'; inside your dart file
2. Call the widget TextFieldTags().
3. The widget takes in 5 arguments: TagsStyler, TextFieldStyler, onTag, onDelete, and initialTags. Note that TagsStyler, TextFieldStyler, onTag, onDelete should not be null. You can investigate the properties of TagsStyler and TextFieldStyler for more customizations if you choose to do so.

When you want to use it, call the TextFieldTags() as bellow examples show

TextFieldTags(
     textSeparators: <String> [
       //text tag seperators
       //Default = " ", ","
     ],
      tags: <String>[
         // List of tags
         // Provide a list of initial tags to initialize it
      ],
      textFieldStyler: TextFieldStyler(
          //These are properties you can tweek for customization

          // bool textFieldFilled = false,
          // Icon icon,
          // String helperText = 'Enter tags',
          // TextStyle helperStyle,
          // String hintText = 'Got tags?',
          // TextStyle hintStyle,
          // EdgeInsets contentPadding,
          // Color textFieldFilledColor,
          // bool isDense = true,
          // bool textFieldEnabled = true,
          // OutlineInputBorder textFieldBorder = const OutlineInputBorder(),
          // OutlineInputBorder textFieldFocusedBorder,
          // OutlineInputBorder textFieldDisabledBorder,
          // OutlineInputBorder textFieldEnabledBorder
          ),
      tagsStyler: TagsStyler(
          //These are properties you can tweek for customization
          
          // showHashtag = false,
          // EdgeInsets tagPadding = const EdgeInsets.all(4.0),
          // EdgeInsets tagMargin = const EdgeInsets.symmetric(horizontal: 4.0),
          // BoxDecoration tagDecoration = const BoxDecoration(color: Color.fromARGB(255, 74, 137, 92)),
          // TextStyle tagTextStyle,
          // Icon tagCancelIcon = const Icon(Icons.cancel, size: 18.0, color: Colors.green)
          ),
      onTag: (tag) {
        //This give you the tag that was entered
        //print(tag)
      },

      onDelete: (tag){
        //This gives you the tag that was deleted
        //print(tag)
      },
      validator: (tag){
        if(tag.length>15){
          return "hey that's too long";
        }
        return null;
      }
      //tagsDistanceFromBorderEnd: 0.725,
      //scrollableTagsMargin: EdgeInsets.only(left: 9),
      //scrollableTagsPadding: EdgeInsets.only(left: 9),
    )

Example giffs

Examples pics

TextFieldTags(
      tagsStyler: TagsStyler(
        tagTextStyle: TextStyle(fontWeight: FontWeight.normal),
        tagDecoration: BoxDecoration(color: Colors.blue[300], borderRadius: BorderRadius.circular(0.0), ),
        tagCancelIcon: Icon(Icons.cancel, size: 18.0, color: Colors.blue[900]),
        tagPadding: const EdgeInsets.all(6.0)
      ),
      textFieldStyler: TextFieldStyler(),
      onTag: (tag) {},
      onDelete: (tag) {},
      validator: (tag){
        if(tag.length>15){
          return "hey that's too long";
        }
        return null;
      } 
   )

 //The Colors for this are used from https://flutter-color-picker.herokuapp.com/
  TextFieldTags(
      tagsStyler: TagsStyler(
        tagTextStyle: TextStyle(fontWeight: FontWeight.bold, color: Colors.white), 
        tagDecoration: BoxDecoration(color: const Color.fromARGB(255,171,81,81), borderRadius: BorderRadius.circular(8.0), ),
        tagCancelIcon: Icon(Icons.cancel, size: 16.0, color: Color.fromARGB(255,235,214,214)),
        tagPadding: const EdgeInsets.all(10.0),
      ),
      textFieldStyler: TextFieldStyler(),
      onTag: (tag) {},
      onDelete: (tag) {},
      validator: (tag){
        if(tag.length>15){
          return "hey that's too long";
        }
        return null;
      }
   )

TextFieldTags(
  initialTags: ["college"],
  tagsStyler: TagsStyler(
    showHashtag: true,
    tagMargin: const EdgeInsets.only(right: 4.0),
    tagCancelIcon: Icon(Icons.cancel, size: 15.0, color: Colors.black),
    tagCancelIconPadding: EdgeInsets.only(left: 4.0, top: 2.0),
    tagPadding:
        EdgeInsets.only(top: 2.0, bottom: 4.0, left: 8.0, right: 4.0),
    tagDecoration: BoxDecoration(
      color: Colors.white,
      border: Border.all(
        color: Colors.grey.shade300,
      ),
      borderRadius: const BorderRadius.all(
        Radius.circular(20.0),
      ),
    ),
    tagTextStyle:
        TextStyle(fontWeight: FontWeight.normal, color: Colors.black),
  ),
  textFieldStyler: TextFieldStyler(
    hintText: "Tags",
    isDense: false,
    textFieldFocusedBorder: UnderlineInputBorder(
      borderSide: BorderSide(color: Colors.black, width: 3.0),
    ),
    textFieldBorder: UnderlineInputBorder(
      borderSide: BorderSide(color: Colors.black, width: 3.0),
    ),
  ),
  onDelete: (tag) {
    print('onDelete: $tag');
  },
  onTag: (tag) {
    print('onTag: $tag');
  },
  validator: (String tag) {
    print('validator: $tag');
    if (tag.length > 10) {
      return "hey that is too much";
    }
    return null;
  },
)

Credits:
This is developed by eyoeldefare
Download this project from the below link.
https://github.com/eyoeldefare/textfield_tags/archive/refs/heads/master.zip
You can visit original source page from the below link:
https://github.com/eyoeldefare/textfield_tags