android/app/src/main/AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="io.v.x.media_sharing" >

    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/Theme.AppCompat.Dialog" >
        <activity
            android:name="io.v.x.media_sharing.MediaSharingActivity"
            android:label="@string/title_activity_media_sharing" >
            <intent-filter>
                <action android:name="android.intent.action.SEND" />
                <category android:name="android.intent.category.DEFAULT" />
                <data android:mimeType="image/*" />
                <data android:mimeType="video/*" />
                <data android:mimeType="text/plain" />
            </intent-filter>
        </activity>
    </application>

</manifest>