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chenglou docs add warning to add jsx pragma c68b972

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ivan	Use explicit $.ajax dataType and add error callback	0ae26fe
ivan	Add a warning about the @jsx declaration	838589c
ivan	console.log -> console.error	880951f
spicyj	Move initial $.ajax out of getInitialState …	12b94b0
vjeux	Community Round-up #13	3a370b8
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Vjeux
2013-12-30 18:33:01 +01:00
parent 0e32f3669e
commit 80dc66474d
38 changed files with 836 additions and 471 deletions
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docs/tutorial.html
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@@ -379,6 +379,7 @@
<span class="cm">/**</span>
<span class="cm"> * @jsx React.DOM</span>
<span class="cm"> */</span>
<span class="c1">// The above declaration must remain intact at the top of the script.</span>
<span class="c1">// Your code here</span>
<span class="nt">&lt;/script&gt;</span>
<span class="nt">&lt;/body&gt;</span>
@@ -639,21 +640,27 @@
<span class="p">{</span><span class="s2">&quot;author&quot;</span><span class="o">:</span> <span class="s2">&quot;Jordan Walke&quot;</span><span class="p">,</span> <span class="s2">&quot;text&quot;</span><span class="o">:</span> <span class="s2">&quot;This is *another* comment&quot;</span><span class="p">}</span>
<span class="p">]</span>
</code></pre></div>
<p>We will use jQuery to help make an asynchronous request to the server.</p>
<p>We&#39;ll use jQuery to help make an asynchronous request to the server.</p>
<p>Note: because this is becoming an AJAX application you&#39;ll need to develop your app using a web server rather than as a file sitting on your file system. The easiest way to do this is to run <code>python -m SimpleHTTPServer</code> in your application&#39;s directory.</p>
<div class="highlight"><pre><code class="javascript language-javascript" data-lang="javascript"><span class="c1">// tutorial13.js</span>
<span class="kd">var</span> <span class="nx">CommentBox</span> <span class="o">=</span> <span class="nx">React</span><span class="p">.</span><span class="nx">createClass</span><span class="p">({</span>
<span class="nx">getInitialState</span><span class="o">:</span> <span class="kd">function</span><span class="p">()</span> <span class="p">{</span>
<span class="hll"> <span class="nx">$</span><span class="p">.</span><span class="nx">ajax</span><span class="p">({</span>
<span class="k">return</span> <span class="p">{</span><span class="nx">data</span><span class="o">:</span> <span class="p">[]};</span>
<span class="p">},</span>
<span class="hll"> <span class="nx">componentWillMount</span><span class="o">:</span> <span class="kd">function</span><span class="p">()</span> <span class="p">{</span>
</span><span class="hll"> <span class="nx">$</span><span class="p">.</span><span class="nx">ajax</span><span class="p">({</span>
</span><span class="hll"> <span class="nx">url</span><span class="o">:</span> <span class="s1">&#39;comments.json&#39;</span><span class="p">,</span>
</span><span class="hll"> <span class="nx">dataType</span><span class="o">:</span> <span class="s1">&#39;json&#39;</span><span class="p">,</span>
</span><span class="hll"> <span class="nx">success</span><span class="o">:</span> <span class="kd">function</span><span class="p">(</span><span class="nx">data</span><span class="p">)</span> <span class="p">{</span>
</span><span class="hll"> <span class="k">this</span><span class="p">.</span><span class="nx">setState</span><span class="p">({</span><span class="nx">data</span><span class="o">:</span> <span class="nx">data</span><span class="p">});</span>
</span><span class="hll"> <span class="p">}.</span><span class="nx">bind</span><span class="p">(</span><span class="k">this</span><span class="p">),</span>
</span><span class="hll"> <span class="nx">error</span><span class="o">:</span> <span class="kd">function</span><span class="p">(</span><span class="nx">xhr</span><span class="p">,</span> <span class="nx">status</span><span class="p">,</span> <span class="nx">err</span><span class="p">)</span> <span class="p">{</span>
</span><span class="hll"> <span class="nx">console</span><span class="p">.</span><span class="nx">error</span><span class="p">(</span><span class="s2">&quot;comments.json&quot;</span><span class="p">,</span> <span class="nx">status</span><span class="p">,</span> <span class="nx">err</span><span class="p">.</span><span class="nx">toString</span><span class="p">());</span>
</span><span class="hll"> <span class="p">}.</span><span class="nx">bind</span><span class="p">(</span><span class="k">this</span><span class="p">)</span>
</span><span class="hll"> <span class="p">});</span>
</span><span class="hll"> <span class="k">return</span> <span class="p">{</span><span class="nx">data</span><span class="o">:</span> <span class="p">[]};</span>
</span> <span class="p">},</span>
<span class="nx">render</span><span class="o">:</span> <span class="kd">function</span><span class="p">()</span> <span class="p">{</span>
</span><span class="hll"> <span class="p">},</span>
</span> <span class="nx">render</span><span class="o">:</span> <span class="kd">function</span><span class="p">()</span> <span class="p">{</span>
<span class="k">return</span> <span class="p">(</span>
<span class="o">&lt;</span><span class="nx">div</span> <span class="nx">className</span><span class="o">=</span><span class="s2">&quot;commentBox&quot;</span><span class="o">&gt;</span>
<span class="o">&lt;</span><span class="nx">h1</span><span class="o">&gt;</span><span class="nx">Comments</span><span class="o">&lt;</span><span class="err">/h1&gt;</span>
@@ -664,7 +671,7 @@
<span class="p">}</span>
<span class="p">});</span>
</code></pre></div>
<p>The key is the call to <code>this.setState()</code>. We replace the old array of comments with the new one from the server and the UI automatically updates itself. Because of this reactivity, it is trivial to add live updates. We will use simple polling here but you could easily use WebSockets or other technologies.</p>
<p>Here, <code>componentWillMount</code> is a method called automatically by React before a component is rendered. The key to dynamic updates is the call to <code>this.setState()</code>. We replace the old array of comments with the new one from the server and the UI automatically updates itself. Because of this reactivity, it is trivial to add live updates. We will use simple polling here but you could easily use WebSockets or other technologies.</p>
<div class="highlight"><pre><code class="javascript language-javascript" data-lang="javascript"><span class="c1">// tutorial14.js</span>
<span class="kd">var</span> <span class="nx">CommentBox</span> <span class="o">=</span> <span class="nx">React</span><span class="p">.</span><span class="nx">createClass</span><span class="p">({</span>
<span class="hll"> <span class="nx">loadCommentsFromServer</span><span class="o">:</span> <span class="kd">function</span><span class="p">()</span> <span class="p">{</span>
@@ -678,11 +685,11 @@
<span class="nx">getInitialState</span><span class="o">:</span> <span class="kd">function</span><span class="p">()</span> <span class="p">{</span>
<span class="k">return</span> <span class="p">{</span><span class="nx">data</span><span class="o">:</span> <span class="p">[]};</span>
<span class="p">},</span>
<span class="hll"> <span class="nx">componentWillMount</span><span class="o">:</span> <span class="kd">function</span><span class="p">()</span> <span class="p">{</span>
</span><span class="hll"> <span class="k">this</span><span class="p">.</span><span class="nx">loadCommentsFromServer</span><span class="p">();</span>
<span class="nx">componentWillMount</span><span class="o">:</span> <span class="kd">function</span><span class="p">()</span> <span class="p">{</span>
<span class="hll"> <span class="k">this</span><span class="p">.</span><span class="nx">loadCommentsFromServer</span><span class="p">();</span>
</span><span class="hll"> <span class="nx">setInterval</span><span class="p">(</span><span class="k">this</span><span class="p">.</span><span class="nx">loadCommentsFromServer</span><span class="p">,</span> <span class="k">this</span><span class="p">.</span><span class="nx">props</span><span class="p">.</span><span class="nx">pollInterval</span><span class="p">);</span>
</span><span class="hll"> <span class="p">},</span>
</span> <span class="nx">render</span><span class="o">:</span> <span class="kd">function</span><span class="p">()</span> <span class="p">{</span>
</span> <span class="p">},</span>
<span class="nx">render</span><span class="o">:</span> <span class="kd">function</span><span class="p">()</span> <span class="p">{</span>
<span class="k">return</span> <span class="p">(</span>
<span class="o">&lt;</span><span class="nx">div</span> <span class="nx">className</span><span class="o">=</span><span class="s2">&quot;commentBox&quot;</span><span class="o">&gt;</span>
<span class="o">&lt;</span><span class="nx">h1</span><span class="o">&gt;</span><span class="nx">Comments</span><span class="o">&lt;</span><span class="err">/h1&gt;</span>