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+'use strict';
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+
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+import React from 'react';
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+import ReactNative from 'react-native';
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+
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+const {
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+ Image,
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+ View,
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+ StyleSheet,
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+ Dimensions,
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+ Text,
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+ ListView,
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+ TouchableOpacity,
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+} = ReactNative;
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+import {Map} from 'immutable';
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+
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+export default class HotProducts extends React.Component {
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+
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+ constructor(props) {
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+ super (props);
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+
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+ this.dataSource = new ListView.DataSource({
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+ rowHasChanged: (r1, r2) => !Immutable.is(r1, r2),
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+ });
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+ }
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+
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+ componentDidMount() {
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+ }
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+
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+ _pressRow(rowData){
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+ // this.props.onPressRecommendItem(rowData.url)
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+ }
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+
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+ renderRow(rowData,sectionID,rowID,highlightRow) {
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+
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+ let data = rowData.toJS();
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+ let path = data.default_images;
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+ let url = data.default_images.replace('{width}', IMAGE_WIDTH).replace('{height}', IMAGE_HEIGHT);
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+
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+ return (
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+ <TouchableOpacity activeOpacity={0.5} onPress={() => this._pressRow(rowData)}>
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+ <View style={{width:itemWidth,height:itemHeight,backgroundColor:'white',alignItems:'center',justifyContent:'center'}}>
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+ <View style={{width:imageWidth,height:imageHeight,marginLeft:20,marginTop:10}}>
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+ <Image
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+ source={{uri: url}}
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+ style={{width:imageWidth,height:imageHeight}}
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+ resizeMode={'cover'}>
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+ <View style={styles.itemTitle}>
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+ <Text numberOfLines={1} style={styles.itemText}>{data.product_name}</Text>
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+ <Text numberOfLines={1} style={styles.itemText}>{'¥'+data.market_price}</Text>
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+ </View>
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+ </Image>
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+ </View>
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+ </View>
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+ </TouchableOpacity>
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+
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+ );
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+ }
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+
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+ renderHeader(){
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+ return(
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+ <View style={styles.container}>
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+ <View style={styles.title}>
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+ <Text style={styles.text}>人气单品</Text>
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+ </View>
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+ </View>
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+ );
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+ }
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+
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+ render() {
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+ let list = this.props.resource;
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+ if (list.length != 0) {
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+ let backgroundWidth = Dimensions.get('window').width;
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+ let backgroundHeight = 64 + 20 + Math.ceil(list.length/2) * (IMAGE_RATIO * backgroundWidth/2);
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+ return (
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+ <View style={{width: backgroundWidth,height:backgroundHeight,backgroundColor:'white'}}>
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+ <ListView
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+ automaticallyAdjustContentInsets={false}
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+ contentContainerStyle={styles.grid}
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+ dataSource={this.dataSource.cloneWithRows(list)}
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+ renderRow={this.renderRow.bind(this)}
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+ renderHeader = {this.renderHeader.bind(this)}
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+ pageSize={Math.ceil(list.length/2)}
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+ enableEmptySections = {true}
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+ />
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+ </View>
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+ );
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+ }else {
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+ return null;
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+ }
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+
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+ }
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+};
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+
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+const IMAGE_WIDTH = 145;
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+const IMAGE_HEIGHT = 193;
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+const IMAGE_RATIO = IMAGE_HEIGHT / IMAGE_WIDTH;
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+const itemWidth= Dimensions.get('window').width/2-10;
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+const itemHeight= Dimensions.get('window').width/2 * IMAGE_RATIO;
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+const imageWidth= Dimensions.get('window').width/2 - 30;
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+const imageHeight= (Dimensions.get('window').width/2 - 30) * IMAGE_RATIO;
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+
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+const styles = StyleSheet.create({
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+ grid:{
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+ flex: 1,
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+ flexDirection: 'row',
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+ flexWrap: 'wrap',
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+ alignItems:'flex-start',
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+ },
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+
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+ title:{
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+ alignItems: 'center',
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+ justifyContent: 'center',
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+ height:64,
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+ width:Dimensions.get('window').width,
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+ backgroundColor:'white',
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+ borderBottomColor: '#CCC',
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+ borderBottomWidth: 0.5,
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+ },
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+ itemTitle:{
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+ marginTop:imageHeight - 30,
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+ justifyContent: 'center',
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+ height:30,
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+ width:imageWidth,
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+ backgroundColor:'gray',
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+ },
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+ itemText: {
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+ fontWeight: 'bold',
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+ textAlign: 'left',
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+ color: 'white',
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+ fontSize: 10,
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+ },
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+ text: {
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+ fontWeight: 'bold',
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+ textAlign: 'left',
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+ color: 'gray',
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+ fontSize: 20,
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+ },
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139
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+}); |