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React学习手册
book

React学习手册

by Alex Banks, Eve Porcello
December 2017
Intermediate to advanced
329 pages
6h 9m
Chinese
China Electric Power Press Ltd.
Content preview from React学习手册
178
7
case "RESET":
this._count = count
this.emit("RESET", this._count)
return true
}
}
}
Store
会保存倒计时应用程序的
State
,即计数值。计数值可以通过一个只读属性访问。
Action
被分发后,
Store
会使用它们来修改计数值。一个
TICK Action
会减少计数
值。一个
REST Action
会重置整个计数值,以及该
Action
引用的所有数据。
一旦
State
发生了变化,
Store
会发起一个事件到任何正在监听的
View
综合应用
现在读者应该了解了数据流在
Flux
应用程序的每个部分是如何运作的,接下来看看如
何将这些部分连接到一起:
const appDispatcher = new CountdownDispatcher()
const actions = countdownActions(appDispatcher)
const store = new CountdownStore(10, appDispatcher)
const render = count => ReactDOM.render(
<Countdown count={count} {...actions} />,
document.getElementById('react-container')
)
store.on("TICK", ...
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Publisher Resources

ISBN: 9787519814236