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October 13, 2015 07:33
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TODO React
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<!doctype html> | |
<html lang="ja"> | |
<head> | |
<meta charset="UTF-8"/> | |
<title>TODO</title> | |
</head> | |
<body> | |
<div id="app"></div> | |
<script src="https://fb.me/react-0.14.0.min.js"></script> | |
<script src="https://fb.me/react-dom-0.14.0.min.js"></script> | |
<script src="https://fb.me/JSXTransformer-0.13.3.js"></script> | |
<script type="text/jsx"> | |
var App = React.createClass({ | |
getInitialState: function() { | |
return {todos: [], showAll: false}; | |
}, | |
onSubmit: function (todoText) { | |
var newTodo = {id: this.state.todos.length, todoText: todoText, done: false}; | |
this.setState({ | |
todos: this.state.todos.concat([newTodo]) | |
}); | |
}, | |
onChangeShowAll: function (showAll) { | |
this.setState({showAll: showAll}); | |
}, | |
onClickDone: function (id) { | |
var todos = this.state.todos.map(function (t) { | |
if (t.id === id) { | |
return {id: t.id, todoText: t.todoText, done: true}; | |
} else { | |
return t; | |
} | |
}); | |
this.setState({todos: todos}); | |
}, | |
render: function() { | |
return <div> | |
<Form onSubmit={this.onSubmit} /> | |
<Filter onChangeShowAll={this.onChangeShowAll} showAll={this.state.showAll} /> | |
<TodoList todos={this.state.todos} showAll={this.state.showAll} onClickDone={this.onClickDone}/> | |
</div>; | |
} | |
}); | |
var Filter = React.createClass({ | |
_onChange: function (e) { | |
this.props.onChangeShowAll(e.target.checked); | |
}, | |
render: function () { | |
return <div> | |
<input type="checkbox" onChange={this._onChange} checked={this.props.showAll} /> | |
SHOW ALL | |
</div> | |
} | |
}); | |
var Form = React.createClass({ | |
getInitialState: function () { | |
return {todoText: ""} | |
}, | |
_onSubmit: function (e) { | |
this.props.onSubmit(this.state.todoText); | |
this.setState({todoText: ""}) | |
e.preventDefault(); | |
}, | |
_onChange: function (e) { | |
this.setState({todoText: e.target.value}) | |
}, | |
render: function() { | |
return <form onSubmit={this._onSubmit}> | |
<input type="text" placeholder="TODO" value={this.state.todoText} onChange={this._onChange} /> | |
<button>Add</button> | |
</form>; | |
} | |
}); | |
var TodoList = React.createClass({ | |
_onClickDone: function(id) { | |
this.props.onClickDone(id); | |
}, | |
render: function() { | |
var self = this; | |
var list = this.props.todos.map(function(todo) { return <Todo todo={todo} onClickDone={self._onClickDone} /> }); | |
if (this.props.showAll) { | |
return <div>{list}</div>; | |
} else { | |
return <div>{list.filter(function (todoElem) { | |
return todoElem.props.todo.done === false | |
})}</div> | |
} | |
} | |
}); | |
var Todo = React.createClass({ | |
_onClickDone: function () { | |
this.props.onClickDone(this.props.todo.id); | |
}, | |
render: function() { | |
return <div> | |
{this.props.todo.todoText} | |
{this.props.todo.done ? null : <button onClick={this._onClickDone}>DONE</button>} | |
</div> | |
} | |
}); | |
ReactDOM.render( | |
<App />, document.getElementById('app') | |
); | |
</script> | |
</body> | |
</html> |
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