Open new activity This then replaces the current activity or screen. With this way of thinking here are some of the things we can do to our activity: No. Thus they are extremely crucial to how android works and in fact they are categorized as a core and fundamental component of android.Įven though we can have an activity without visual components, most activities get created to host views and widgets by which users can interact with.Īctivities can therefore vaguely refer to the whole screen with which the user will interact with. While in most UI frameworks the launching point of an application is the main method, in android that launching point is an activity. Such windows typically get inflated from an xml layout which you design by placing components like buttons, textviews etc. First it creates a window which the users can interact with. They provide the platform for interaction with users in android. An activity is a single focused thing that the user can do.
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