In this article, we will explore the nature of, its relationship to the Android OS, as well as its usage inside the Manifest.xml file and the ecosystem. Intent filters are defined by the Android documentation as “an expression in an app’s Manifest.xml file that specifies the type of intents that the component would like to receive.” As it was previously alluded to, intent filters only work when we’re working with implicit intents, as these kind of intents require the Android system to find the appropriate component to start by comparing the contents of the intent to the intent filters declared in the Manifest file of other applications on the device. Implementation example: Image capturing.Without getting too much detail and the differences between the two, it is the latter type of intent that actively deals with intent filters, the main topic of this article.
There are two main types of intents: explicit, and implicit intents. It may also be looked at as a messaging object you can use to request an action from another app component, as the Android official documentation further explains, and intents are generally known to be used for three main use cases: starting an Activity, a Service, and to deliver messages to a BroadcastReceiver. As defined by Google, an Intent is an abstract description of an operation to be performed. Getting started with Android’s intent filtersĮver since the inception of the Android OS, the concept of intents has been one of the main building blocks for navigation within the operating system. Ivan Garza Follow Ivan is an Android engineer at Mixhalo, a passionate fútbol fan, and an amateur salsa maker.
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