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我有應該改變其內部部件,每當有在其狀態的改變的報頭中,當用戶點擊登錄按鈕等時,用戶簡檔導航替換按鈕。如何從它的孩子reactjs和迴流裝置,容器組件的狀態?
我的按鈕是一個導航組件的一部分,我不知道如何從這個導航組件更新其容器組件的狀態。
這裏是我的店看起來像此刻
var React = require('react');
var Reflux = require('reflux');
var LoginActions = require('../actions/loginbutton.js');
var LoginStore = Reflux.createStore({
listenables: LoginActions,
getInitialState: function() {
return {
loggedin : false,
links: [{
"name": "Link1",
"url": "http://www.google.com"
},
{
"name": "Link2",
"url": "http://www.google.com"
},
{
"name": "Link3",
"url": "http://www.google.com"
}]
};
},
onLogin: function() {
/*How do i replace the state for the header*/
Header.replaceState({
loggedin: true,
data: {
"userName": "John Doe",
"profile": "http://www.google.com",
"img": "https://secure.gravatar.com/avatar/87f33484c35375ea9c8fddd2f7e91ee5?d=https://d3rpyts3de3lx8.cloudfront.net/hackerrank/assets/gravatar.jpg&s=200",
"email": "[email protected]",
"links": [{
"name": "Settings",
"url": "/settings"
},
{
"name": "Profile",
"url": "/dashboard"
},
{
"name": "Account",
"url": "/Account"
},
{
"name": "Logout",
"url": "/logout"
}]
}
});
console.log(this.state);
}
});
module.exports = LoginStore;
這裏是我的頭組件
var React = require('react');
var Navigation = require('./navmenu.js');
var UserNav = require('./usermenu.js');
var ReactAddons = require('react/addons');
var Reflux = require('reflux');
var LoginStore = require('../stores/loginstore.js');
var LoginActions = require('../actions/loginbutton.js');
var LoggedOut = React.createClass({
props: {
navs: React.PropTypes.array
},
render: function() {
return(
<div>
<div className = "nav navbar-nav navbar-right" >
<button onClick={LoginActions.Login} className = "login btn btn-primary" > <i className = "fa fa-facebook" > </i> Log In</button >
</div>
<div className = "collapse navbar-collapse left-bar" >
<Navigation classNames = "notloggedin nav navbar-nav" navs = {this.props.navs} />
</div>
</div>
);
}
});
var LoggedIn = React.createClass({
props: {
navs: React.PropTypes.array,
userName: React.PropTypes.string
},
render: function() {
return(
<div className = "nav navbar-nav navbar-right" >
<UserNav navs = {this.props.links} userName={this.props.userName} />
</div>
);
}
});
var Header = React.createClass({
mixins: [Reflux.connect(LoginStore, 'data')],
render: function() {
var LoggedInState = this.state.data.loggedin;
if(LoggedInState === 'false' || LoggedInState === false) {
LogInArea = <LoggedOut navs={this.state.data.links} />
}else {
LogInArea = <LoggedIn navs={this.state.data.data.links} userName={this.state.data.data.userName}/>
}
return (
<div id = { this.props.headerId } >
<div className = "navbar navbar-default navbar-fixed-top" >
<div className = "container" >
<div className = "navbar-header" >
<button type = "button" className = "navbar-toggle collapsed" data-toggle = "collapse" >
<span className = "sr-only"> Toggle navigation </span>
<span className = "icon-bar" > </span>
<span className = "icon-bar" > </span>
<span className = "icon-bar" > </span>
</button >
<a href = "#" >
<img src="https://www.hackerrank.com/assets/brand/h_mark_sm.png" />
</a>
</div>
{ LogInArea }
</div>
</div>
</div>
);
}
});
module.exports = Header;
我沒有問題渲染最初的頭當我設置的初始狀態日期,但如何定位它的狀態從LoggedOut組件內部,使得其套狀態店內?