我有一个React类,它将转到一个API来获取内容。我已经确认数据正在返回,但不会重新渲染:
var DealsList = React.createClass({
getInitialState: function() {
return { deals: [] };
},
componentDidMount: function() {
this.loadDealsFromServer();
},
loadDealsFromServer: function() {
var newDeals = [];
chrome.runtime.sendMessage({ action: "findDeals", personId: this.props.person.id }, function(deals) {
newDeals = deals;
});
this.setState({ deals: newDeals });
},
render: function() {
var dealNodes = this.state.deals.map(function(deal, index) {
return (
<Deal deal={deal} key={index} />
);
});
return (
<div className="deals">
<table>
<thead>
<tr>
<td>Name</td>
<td>Amount</td>
<td>Stage</td>
<td>Probability</td>
<td>Status</td>
<td>Exp. Close</td>
</tr>
</thead>
<tbody>
{dealNodes}
</tbody>
</table>
</div>
);
}
});
然而,如果我像下面这样添加一个debugger
,newDeals
就会被填充,然后一旦我继续,我就会看到数据:
loadDealsFromServer: function() {
var newDeals = [];
chrome.runtime.sendMessage({ action: "findDeals", personId: this.props.person.id }, function(deals) {
newDeals = deals;
});
debugger
this.setState({ deals: newDeals });
},
这是最新的交易列表:
var Gmail = React.createClass({
render: function() {
return (
<div className="main">
<div className="panel">
<DealsList person={this.props.person} />
</div>
</div>
);
}
});
https://stackoverflow.com/questions/25937369
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