BannerReourceList.js
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'use strict';
import React from 'react';
import ReactNative from 'react-native';
import {getSlicedUrl} from '../../utils/Utils';
import Immutable, {Map} from 'immutable';
const {
AppRegistry,
StyleSheet,
Text,
View,
Image,
ListView,
Dimensions,
TouchableOpacity,
PixelRatio,
} = ReactNative;
export default class BannerReourceList extends React.Component {
constructor(props) {
super(props);
this.dataSource = new ListView.DataSource({
rowHasChanged: (r1, r2) => !Immutable.is(r1, r2),
});
}
shouldComponentUpdate(nextProps){
if (Immutable.is(nextProps.resource, this.props.resource)) {
return false;
} else {
return true;
}
}
renderRow(rowData,sectionID,rowID,highlightRow) {
let newSrc = getSlicedUrl(rowData.src, 140, 100, 2);
return (
<TouchableOpacity activeOpacity={0.5} onPress={() => {
this.props.onPressSlideItem && this.props.onPressSlideItem(rowData, rowID);
}}>
<View style={styles.thumbnailV}>
<Image
source={{uri: newSrc}}
style={styles.thumbnail}
resizeMode={'contain'}
></Image>
<View style={styles.textV}>
<Text style={styles.text} numberOfLines={1}>
{rowData.name}
</Text>
</View>
</View>
</TouchableOpacity>
);
}
render() {
let {resource} = this.props;
let custom_brands = resource.get('custom_brands');
let res = custom_brands.toJS();
let data = res.data;
let title = data?data.title:null;
let list = data?data.list:null;
if (!custom_brands || custom_brands.size == 0 || !list) {
return null;
}
return (
<View style={styles.cellList}>
<View style={styles.titleStyle}>
<Text style={styles.titleText} numberOfLines={1}>{title.title}</Text>
</View>
<ListView
dataSource={this.dataSource.cloneWithRows(list)}
horizontal={true}
renderRow={this.renderRow.bind(this)}
/>
<View style={styles.containerView}>
</View>
<View style={styles.container}>
</View>
</View>
);
}
};
let {width, height} = Dimensions.get('window');
let itemWidth= Math.ceil(width/4);
let itemHeight = itemWidth - 10;
let styles = StyleSheet.create({
cellList:{
justifyContent: 'center',
width: Dimensions.get('window').width,
height: itemHeight + 100,
backgroundColor: 'white',
},
titleStyle:{
alignItems: 'center',
justifyContent: 'center',
height: 48,
width:Dimensions.get('window').width,
backgroundColor: 'white',
},
textV: {
position: 'absolute',
top: itemHeight - 20,
width: itemWidth,
alignItems: 'center',
height: 20,
backgroundColor:'white',
},
text: {
color: 'gray',
width: itemWidth,
textAlign: 'center',
justifyContent: 'center',
fontSize: 11,
backgroundColor:'white',
},
titleText: {
textAlign: 'center',
fontSize: 16,
fontWeight: 'bold',
},
thumbnailV: {
marginLeft: 10,
width: itemWidth,
height: itemHeight,
backgroundColor: 'white',
},
thumbnail: {
width: itemWidth,
height: itemHeight,
backgroundColor: 'white',
},
container: {
width: width,
height: 15,
backgroundColor:'#f0f0f0',
},
containerView: {
width: width,
height: 32,
backgroundColor:'white',
}
});