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-dropdown
Usage
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
Copyright and License
BSD License
Copyright 2017-2018 Alexander Nazarov. All rights reserved.