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2016-05-04 07:24:21 +00:00
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@@ -178,7 +178,7 @@ componentWillMount<span class="token punctuation">:</span> <span class="token ke
<span class="token comment" spellcheck="true"> // handle event.
</span> <span class="token punctuation">}</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token punctuation">.</span><span class="token punctuation">.</span><span class="token punctuation">.</span></div><h3><a class="anchor" name="getting-activity-result-from-startactivityforresult"></a>Getting activity result from <code>startActivityForResult</code> <a class="hash-link" href="docs/native-modules-android.html#getting-activity-result-from-startactivityforresult">#</a></h3><p>You&#x27;ll need to listen to <code>onActivityResult</code> if you want to get results from an activity you started with <code>startActivityForResult</code>. To to do this, the module must implement <code>ActivityEventListener</code>. Then, you need to register a listener in the module&#x27;s constructor,</p><div class="prism language-javascript">reactContext<span class="token punctuation">.</span><span class="token function">addActivityEventListener<span class="token punctuation">(</span></span><span class="token keyword">this</span><span class="token punctuation">)</span><span class="token punctuation">;</span></div><p>Now you can listen to <code>onActivityResult</code> by implementing the following method:</p><div class="prism language-javascript">@Override
<span class="token punctuation">.</span><span class="token punctuation">.</span><span class="token punctuation">.</span></div><h3><a class="anchor" name="getting-activity-result-from-startactivityforresult"></a>Getting activity result from <code>startActivityForResult</code> <a class="hash-link" href="docs/native-modules-android.html#getting-activity-result-from-startactivityforresult">#</a></h3><p>You&#x27;ll need to listen to <code>onActivityResult</code> if you want to get results from an activity you started with <code>startActivityForResult</code>. To do this, the module must implement <code>ActivityEventListener</code>. Then, you need to register a listener in the module&#x27;s constructor,</p><div class="prism language-javascript">reactContext<span class="token punctuation">.</span><span class="token function">addActivityEventListener<span class="token punctuation">(</span></span><span class="token keyword">this</span><span class="token punctuation">)</span><span class="token punctuation">;</span></div><p>Now you can listen to <code>onActivityResult</code> by implementing the following method:</p><div class="prism language-javascript">@Override
public void <span class="token function">onActivityResult<span class="token punctuation">(</span></span>final int requestCode<span class="token punctuation">,</span> final int resultCode<span class="token punctuation">,</span> final Intent intent<span class="token punctuation">)</span> <span class="token punctuation">{</span>
<span class="token comment" spellcheck="true"> // Your logic here
</span><span class="token punctuation">}</span></div><p>We will implement a simple image picker to demonstrate this. The image picker will expose the method <code>pickImage</code> to JavaScript, which will return the path of the image when called.</p><div class="prism language-javascript">public class <span class="token class-name">ImagePickerModule</span> extends <span class="token class-name">ReactContextBaseJavaModule</span> implements <span class="token class-name">ActivityEventListener</span> <span class="token punctuation">{</span>