It indicates that the user is leaving the fragment.
This method is called to make the visible fragment interactive. The system invokes this method to make the fragment visible on the user’s device. View hierarchy of the fragment also instantiated before this function call. It indicates that the activity has been created in which the fragment exists. The root of the fragment’s layout is returned as the View component by this method to draw the UI. System calls this method to create the user interface of the fragment. This method initializes the fragment by adding all the required attributes and components. This method executes only once during the lifetime of a fragment. The very first method to be called when the fragment has been associated with the activity. Users can switch between multiple fragments like switching tabs.Įach fragment has it’s own lifecycle but due to the connection with the Activity it belongs to, the fragment lifecycle is influenced by the activity’s lifecycle.
#Android studio fragment how to#
You need two layouts: one for the fragment and the other for the main activity. No third party dependencies are needed for this project. Here is the demo image of what is created: The activity will have a button that when clicked shows a fragment. Example 1: Kotlin Android – Show Fragment in Activity This tutorial teaches how to use fragments via simple HowTo Examples based on Kotlin Android.