drop_down_list

Highly versatile Widget to search through a single or multiple choices from bottom sheet list in a dialog box or a menu.

Preview

Dropdown with Multiple Selection

Dropdown with Single Selection

How to Use

Import it to your project file

import 'package:drop_down_list/drop_down_list.dart';

And add it in its most basic form like it:

DropDownState(
      DropDown(
        bottomSheetTitle: const Text(
          kCities,
          style: TextStyle(
            fontWeight: FontWeight.bold,
            fontSize: 20.0,
          ),
        ),
        submitButtonChild: const Text(
          'Done',
          style: TextStyle(
            fontSize: 16,
            fontWeight: FontWeight.bold,
          ),
        ),
        data: widget.cities ?? [],
        onSelected: (List<dynamic> selectedList) {
          List<String> list = [];
          for(var item in selectedList) {
            if(item is SelectedListItem) {
              list.add(item.name);
            }
          }
          showSnackBar(list.toString());
        },
        enableMultipleSelection: true,
      ),
    ).showModal(context);

Required parameters

data:

This property takes List as a parameter and it is useful to display items in drop down list.

Optional parameters

listItemBuilder:

This property takes a builder function with SelectedListItem as argument. It is used to customize the rendering of the list items.

enableMultipleSelection:

This property takes Color value as a parameter. You can change the background color of animated segment. default value is Color(0xff8AADFB)

bottomSheetTitle:

This gives the bottom sheet title.

submitButtonChild:

You can set your custom submit button when the multiple selection is enabled.

onSelected:

This will give the call back to the selected items from list.

clearButtonChild:

You can set your custom clear button when the multiple selection is enabled.

dropDownBackgroundColor:

This will set the background color to the dropdown.

maxSelectedItems

Number of items that can be selected when multiple selection is enabled

searchWidget:

This property takes TextFormField value as a parameter. [searchWidget] is use to show the text box for the searching. If you are passing your own widget then you must have to add [TextEditingController] for the [TextFormField].

isSearchVisible:

This property takes bool value as a parameter. [isSearchVisible] is use to manage the search widget visibility. by default it is [True] so widget will be visible.

searchHintText:

This property takes String value as a parameter. [searchHintText] is use to show the hint text into the search widget. by default it is 'Search' text.

isDismissible:

This property takes bool value as a parameter. [isDismissible] Specifies whether the bottom sheet will be dismissed when user taps on the scrim. If true, the bottom sheet will be dismissed when user taps on the scrim. by default it is True.

bottomSheetListener:

[bottomSheetListener] that listens for BottomSheet bubbling up the tree.

Guideline for contributors

• Contribution towards our repository is always welcome, we request contributors to create a pull request for development.

Guideline to report an issue/feature request

It would be great for us if the reporter can share the below things to understand the root cause of the issue.

• Library version
• Code snippet
• Logs if applicable
• Device specification like (Manufacturer, OS version, etc)
• Screenshot/video with steps to reproduce the issue
• Library used

LICENSE!

drop_down_list is MIT-licensed.

Let us know!

We’d be really happy if you send us links to your projects where you use our open-source libraries. Just send an email to sales@mindinventory.com And do let us know if you have any questions or suggestion regarding our work.

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