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https://github.com/NileshPatel17/ng-multiselect-dropdown
Multiple Select Dropdown Component
https://github.com/NileshPatel17/ng-multiselect-dropdown
angular dropdown dropdown-multiselect multiselect
Last synced: about 2 months ago
JSON representation
Multiple Select Dropdown Component
- Host: GitHub
- URL: https://github.com/NileshPatel17/ng-multiselect-dropdown
- Owner: NileshPatel17
- Created: 2017-08-15T06:46:22.000Z (over 7 years ago)
- Default Branch: main
- Last Pushed: 2023-09-12T18:51:15.000Z (over 1 year ago)
- Last Synced: 2024-05-15T22:52:13.566Z (7 months ago)
- Topics: angular, dropdown, dropdown-multiselect, multiselect
- Language: TypeScript
- Homepage: https://nileshpatel17.github.io/ng-multiselect-dropdown/
- Size: 5.22 MB
- Stars: 319
- Watchers: 16
- Forks: 285
- Open Issues: 283
-
Metadata Files:
- Readme: README.md
- Changelog: CHANGELOG.md
Awesome Lists containing this project
- awesome-angular - ng-multiselect-dropdown - Multiple Select Dropdown Component. (Table of contents / Third Party Components)
- fucking-awesome-angular - ng-multiselect-dropdown - Multiple Select Dropdown Component. (Table of contents / Third Party Components)
README
# Angular Multiselect Dropdown
[![All Contributors](https://img.shields.io/badge/all_contributors-6-orange.svg?style=flat-square)](#contributors-)
[![npm version](https://img.shields.io/npm/v/ng-multiselect-dropdown.svg)](https://www.npmjs.com/package/ng-multiselect-dropdown)
[![downloads](https://img.shields.io/npm/dt/ng-multiselect-dropdown.svg)](https://www.npmjs.com/package/ng-multiselect-dropdown)
[![downloads](https://img.shields.io/npm/dm/ng-multiselect-dropdown.svg)](https://www.npmjs.com/package/ng-multiselect-dropdown)Angular multiselect dropdown component for web applications. Easy to integrate and use. It can be bind to any custom data source.
# [Demo](https://nileshpatel17.github.io/ng-multiselect-dropdown/)
![demo](Screenshots/ng-multiselect-dropdown_v0.1.6.gif)
## Getting Started
## Features
- dropdown with single/multiple selction option
- bind to any custom data source
- search item with custom placeholder text
- limit selection
- select/de-select all items
- custom theme### Installation
```
npm install ng-multiselect-dropdown
```And then include it in your module (see [app.module.ts](https://github.com/NileshPatel17/ng-multiselect-dropdown/blob/master/src/app/app.module.ts)):
```ts
import { NgMultiSelectDropDownModule } from 'ng-multiselect-dropdown';
// ...@NgModule({
imports: [
NgMultiSelectDropDownModule.forRoot()
// ...
]
// ...
})
export class AppModule {}
```### Usage
```ts
import { Component, OnInit } from '@angular/core';
import { IDropdownSettings } from 'ng-multiselect-dropdown';export class AppComponent implements OnInit {
dropdownList = [];
selectedItems = [];
dropdownSettings = {};
ngOnInit() {
this.dropdownList = [
{ item_id: 1, item_text: 'Mumbai' },
{ item_id: 2, item_text: 'Bangaluru' },
{ item_id: 3, item_text: 'Pune' },
{ item_id: 4, item_text: 'Navsari' },
{ item_id: 5, item_text: 'New Delhi' }
];
this.selectedItems = [
{ item_id: 3, item_text: 'Pune' },
{ item_id: 4, item_text: 'Navsari' }
];
this.dropdownSettings:IDropdownSettings = {
singleSelection: false,
idField: 'item_id',
textField: 'item_text',
selectAllText: 'Select All',
unSelectAllText: 'UnSelect All',
itemsShowLimit: 3,
allowSearchFilter: true
};
}
onItemSelect(item: any) {
console.log(item);
}
onSelectAll(items: any) {
console.log(items);
}
}
``````html
```
### Settings
| Setting | Type | Description | Default Value |
| :----------------------------- | :--------- | :------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | :------------------ |
| singleSelection | Boolean | Mode of this component. If set `true` user can select more than one option. | false |
| placeholder | String | Text to be show in the dropdown, when no items are selected. | 'Select' |
| disabled | Boolean | Disable the dropdown | false |
| data | Array | Array of items from which to select. Should be an array of objects with id and `text` properties. You can also use custom properties. In that case you need to map idField and `textField` properties. As convenience, you may also pass an array of strings, in which case the same string is used for both the ID and the text(no mapping is required) | n/a |
| idField | String | map id field in case of custom array of object | 'id' |
| textField | String | map text field in case of custom array of object | 'text' |
| enableCheckAll | Boolean | Enable the option to select all items in list | false |
| selectAllText | String | Text to display as the label of select all option | Select All |
| unSelectAllText | String | Text to display as the label of unSelect option | UnSelect All |
| allowSearchFilter | Boolean | Enable filter option for the list. | false |
| searchPlaceholderText | String | custom search placeholder | Search |
| clearSearchFilter | Boolean | clear search filter on dropdown close | true |
| maxHeight | Number | Set maximum height of the dropdown list in px. | 197 |
| itemsShowLimit | Number | Limit the number of items to show in the input field. If not set will show all selected. | All |
| limitSelection | Number | Limit the selection of number of items from the dropdown list. Once the limit is reached, all unselected items gets disabled. | none |
| searchPlaceholderText | String | Custom text for the search placeholder text. Default value would be 'Search' | 'Search' |
| noDataAvailablePlaceholderText | String | Custom text when no data is available. | 'No data available' |
| closeDropDownOnSelection | Boolean | Closes the dropdown when item is selected. applicable only in cas of single selection | false |
| defaultOpen | Boolean | open state of dropdown | false |
| allowRemoteDataSearch | Boolean | allow search remote api if no data is present. | false |### Callback Methods
- `onSelect` - Return the selected item when an item is checked.
Example : (onSelect)="onItemSelect($event)"
- `onSelectAll` - Return the all items.
Example : (onSelectAll)="onSelectAll($event)".
- `onDeSelect` - Return the unselected item when an item is unchecked.
Example : (onDeSelect)="onItemDeSelect($event)"
- `onFilterChange` - Return the key press.
Example : (onFilterChange)="onFilterChange($event)"
- `onDropDownClose`-
Example : (onDropDownClose)="onDropDownClose()"### Custom Theme
- The component package has a themes folder in node_modules at `ng-multiselet-dropdown\themes\ng-multiselect-dropdown.theme.scss`
- Include the `ng-multiselet-dropdown.theme.css` in `angular-cli.json` (for versions below angular 6) and `angular.json` (for version 6 or more).
- [Refer this file](https://github.com/NileshPatel17/ng-multiselect-dropdown/blob/master/custom-theme.md) on how to add the css file to your angular project.## Custom Template(in beta):
### Variables can be used in template
1. id: return id as number
2. option: return option text. return string
3. isSelected: determine if item is selected or not. returns booleanTemplate for each item
```{{option}}
```
Template for selected item
```{{option}}
```
[Demo](https://codesandbox.io/s/custom-template-uyo0o?file=/src/app/app.component.html)
### Run locally- Clone the repository or downlod the .zip,.tar files.
- Run `npm install`
- Run `ng serve` for a dev server
- Navigate to `http://localhost:4200/`### Library Build / NPM Package
Run `yarn build:lib` to build the library and generate an NPM package. The build artifacts will be stored in the dist-lib/ folder.
## Running unit tests
Run `yarn test` to execute the unit tests.
## Development
This project was generated with Angular CLI version 1.7.1.
## Contributions
Contributions are welcome, please open an issue and preferrably file a pull request.
### Opening Issue
Please share sample code using codesandbox.com or stackblitz.com to help me re-produce the issue.
## License
MIT License.
## Contributors ✨
Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/docs/en/emoji-key)):
Tom Saleeba
💻
Simon Pinfold
💻
Sushil Suthar
💻
Sachin Grover
💻
Mike Roberts
💻
David Sosa
💻
Sergiy Gedeon
💻
This project follows the [all-contributors](https://github.com/all-contributors/all-contributors) specification. Contributions of any kind welcome!