This class is used to instantiate menu XML files into Menu objects. For performance reasons, menu inflation relies heavily on pre-processing of XML files that is done at build time.
What is context menu android?
In android, Context Menu is like a floating menu and that appears when the user performs a long press or click on an element and it is useful to implement actions that affect the selected content or context frame. The android Context Menu is more like the menu which displayed on right-click in Windows or Linux.
What is option menu android?
Android Option Menus are the primary menus of android. They can be used for settings, search, delete item etc. When and how this item should appear as an action item in the app bar is decided by the Show Action attribute.
What is intent class in Android?
An Intent is a messaging object you can use to request an action from another app component. Although intents facilitate communication between components in several ways, there are three fundamental use cases: Starting an activity. An Activity represents a single screen in an app.
What are dialogs in Android?
A dialog is a small window that prompts the user to make a decision or enter additional information. A dialog does not fill the screen and is normally used for modal events that require users to take an action before they can proceed. Dialog Design.
What is the action bar in Android?
The action bar is an important design element, usually at the top of each screen in an app, that provides a consistent familiar look between Android apps. It is used to provide better user interaction and experience by supporting easy navigation through tabs and drop-down lists.
What are the different types of layouts in Android?
Types of Layouts in Android
- Linear Layout.
- Relative Layout.
- Constraint Layout.
- Table Layout.
- Frame Layout.
- List View.
- Grid View.
- Absolute Layout.
What is an Inflater 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 intent in android and its types?
Intent is to perform an action. It is mostly used to start activity, send broadcast receiver, start services and send message between two activities. There are two intents available in android as Implicit Intents and Explicit Intents.
What is the meaning of intent?
1 : a usually clearly formulated or planned intention : aim the director’s intent. 2a : the act or fact of intending : purpose especially : the design or purpose to commit a wrongful or criminal act admitted wounding him with intent. b : the state of mind with which an act is done : volition.
What is intent flag in Android?
Use Intent Flags
Intents are used to launch activities on Android. You can set flags that control the task that will contain the activity. Flags exist to create a new activity, use an existing activity, or bring an existing instance of an activity to the front.
What is an interface in Android?
Android provides a variety of pre-built UI components such as structured layout objects and UI controls that allow you to build the graphical user interface for your app. Android also provides other UI modules for special interfaces such as dialogs, notifications, and menus. To get started, read Layouts.
What is toast in Android?
An Android Toast is a small message displayed on the screen, similar to a tool tip or other similar popup notification. A Toast is displayed on top of the main content of an activity, and only remains visible for a short time period.
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.