- How do you inflate a fragment?
- What is FragmentManager?
- How do I open an activity fragment?
- How do you inflate a view on Android?
- How do you use LayoutInflater?
- Why Inflater is used in Android?
- What is Android ViewGroup?
- What does inflate mean?
- What is inflate method in Android?
- What is attach to root in Android?
- What is a context in Android?
- How is the r file generated?
- What is an android view?
- How do I get LayoutInflater from context?
- What is a fragment in Android?
- Is it possible activity without UI in Android?
- What is the permission for using the camera?
How do you inflate a fragment?
Android calls the onCreateView() callback method to display a Fragment .
Override this method to inflate the layout for a Fragment , and return a View that is the root of the layout for the Fragment .
The container parameter passed to onCreateView() is the parent ViewGroup from the Activity layout..
What is FragmentManager?
FragmentManager is the class responsible for performing actions on your app’s fragments, such as adding, removing, or replacing them, and adding them to the back stack.
How do I open an activity fragment?
How to use Fragment in Activity | Android ApplicationLOAD A FRAGMENT: … LOAD A FRAGMENT FROM ANOTHER FRAGMENT: … RELOAD A FRAGMENT ON ITSELF: … REMOVE ALL THE FRAGMENT FROM STACK:FragmentManager fm = getSupportFragmentManager();Oct 7, 2018
How do you inflate a view on Android?
Just think we specified a button in an XML layout file with its layout width and layout height set to match_parent. On This Buttons Click Event We Can Set Following Code to Inflate Layout on This Activity. LayoutInflater inflater = LayoutInflater. from(getContext()); inflater.
How do you use LayoutInflater?
1. attachToRoot Set to True
Why Inflater is used in Android?
What is an Inflater ? To summarize what the LayoutInflater Documentation says… A LayoutInflater is one of the Android System Services that is responsible for taking your XML files that define a layout, and converting them into View objects. The OS then uses these view objects to draw the screen.
What is Android ViewGroup?
A ViewGroup is a special view that can contain other views (called children.) The view group is the base class for layouts and views containers. This class also defines the ViewGroup. Android contains the following commonly used ViewGroup subclasses: LinearLayout.
What does inflate mean?
transitive verb. 1 : to swell or distend with air or gas. 2 : to puff up : elate inflate one’s ego. 3 : to expand or increase abnormally or imprudently.
What is inflate method in Android?
In this context, Inflate means reading a layout XML (often given as parameter) to translate them in Java code. This process happens: in an activity (the main process) or a fragment.
What is attach to root in Android?
in this case is the widget/layout that is surrounding the view objects that you want to inflate using findViewById(). attachToRoot: attaches the views to their parent (includes them in the parent hierarchy), so any touch event that the views recieve will also be transfered to parent view.
What is a context in Android?
What is Context in Android? … It is the context of the current state of the application. It can be used to get information regarding the activity and application. It can be used to get access to resources, databases, and shared preferences, and etc. Both the Activity and Application classes extend the Context class.
How is the r file generated?
Android R. java is an auto-generated file by aapt (Android Asset Packaging Tool) that contains resource IDs for all the resources of res/ directory. If you create any component in the activity_main. xml file, id for the corresponding component is automatically created in this file.
What is an android view?
View is the basic building block of UI(User Interface) in android. View refers to the android. It can be an image, a piece of text, a button or anything that an android application can display. … The rectangle here is actually invisible, but every view occupies a rectangle shape.
How do I get LayoutInflater from context?
Therefore, if you want to get this replacement you must obtain the LayoutInflater with the ActionBarActivity as the context. The final way to get an instance of LayoutInflater, is from the method onCreateView (LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) in a Fragment.
What is a fragment in Android?
A fragment is an independent Android component which can be used by an activity. A fragment encapsulates functionality so that it is easier to reuse within activities and layouts. A fragment runs in the context of an activity, but has its own life cycle and typically its own user interface.
Is it possible activity without UI in Android?
Explanation. Generally, every activity is having its UI(Layout). But if a developer wants to create an activity without UI, he can do it.
What is the permission for using the camera?
Before starting development on your application with the Camera API, you should make sure your manifest has the appropriate declarations to allow use of camera hardware and other related features. Camera Permission – Your application must request permission to use a device camera.