react-native-material-dropdown
Material dropdown with consistent behaviour on iOS and Android
Features
- Easy to use
- Consistent look and feel on iOS and Android
- Customizable font size, colors and animation duration
- Dynamic dropdown size and position
- Configurable visible item count
- RTL support
- Pure javascript implementation
Installation
npm install --save react-native-material-dropdownUsage
import React, { Component } from 'react'; import { Dropdown } from 'react-native-material-dropdown'; class Example extends Component { render() { let data = [{ value: 'Banana', }, { value: 'Mango', }, { value: 'Pear', }]; return ( <Dropdown label='Favorite Fruit' data={data} /> ); } }Properties
| name | description | type | default |
|---|---|---|---|
| label | Text field label text | String | - |
| error | Text field error text | String | - |
| animationDuration | Text field animation duration in ms | Number | 225 |
| fontSize | Text field font size | Number | 16 |
| labelFontSize | Text field label font size | Number | 12 |
| baseColor | Text field base color | String | rgba(0, 0, 0, .38) |
| textColor | Text field text color | String | rgba(0, 0, 0, .87) |
| itemColor | Dropdown item text color (inactive item) | String | rgba(0, 0, 0, .54) |
| selectedItemColor | Dropdown item text color (active item) | String | rgba(0, 0, 0, .87) |
| disabledItemColor | Dropdown item text color (disabled item) | String | rgba(0, 0, 0, .38) |
| dropdownPosition | Dropdown position (dynamic if undefined) | Number | - |
| itemCount | Dropdown visible item count | Number | 4 |
| itemPadding | Dropdown item vertical padding | Number | 8 |
| itemTextStyle | Dropdown item text styles | Object | - |
| dropdownOffset | Dropdown offset | Object | { top: 32, left: 0 } |
| dropdownMargins | Dropdown margins | Object | { min: 8, max: 16 } |
| data | Dropdown item data | Array | [] |
| value | Selected value | String | - |
| containerStyle | Styles for container view | Object | - |
| overlayStyle | Styles for overlay view | Object | - |
| pickerStyle | Styles for item picker view | Object | - |
| shadeOpacity | Shade opacity for dropdown items | Number | 0.12 |
| rippleOpacity | Opacity for ripple effect | Number | 0.54 |
| rippleInsets | Insets for ripple on base component | Object | { top: 16, bottom: -8 } |
| rippleCentered | Ripple on base component should be centered | Boolean | false |
| renderBase | Render base component | Function | - |
| renderAccessory | Render text field accessory | Function | - |
| valueExtractor | Extract value from item (args: item, index) | Function | ({ value }) => value |
| labelExtractor | Extract label from item (args: item, index) | Function | ({ label }) => label |
| propsExtractor | Extract props from item (args: item, index) | Function | () => null |
| onChangeText | Selection callback (args: value, index, data) | Function | - |
Other TextField, TextInput and TouchableWithoutFeedback properties will also work
Methods
| name | description | returns |
|---|---|---|
| focus() | Acquire focus (open dropdown) | - |
| blur() | Release focus (close dropdown) | - |
| value() | Get current value | String |
| selectedIndex() | Get selected index | Number |
| selectedItem() | Get selected item | Object |
| isFocused() | Get current focus state | Boolean |
Example
git clone https://github.com/n4kz/react-native-material-dropdown cd react-native-material-dropdown/example npm install npm run ios # or npm run androidCopyright and License
BSD License
Copyright 2017-2018 Alexander Nazarov. All rights reserved.
