Top 5 User Interface elements for Android App
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The document discusses 5 key user interface elements for Android apps: 1) Android UI layouts use Views and ViewGroups to create interactive components like buttons and text fields, 2) Android UI controls like TextViews and EditTexts are used to design interfaces, 3) Event handling captures user interactions with interface elements, 4) Styles and themes define looks and feels through centralized XML files, and 5) Custom components can be created to extend built-in views.
Top 5 User Interface elements for Android App
- 1. TOP 5 USER INTERFACE ELEMENTS FOR ANDROID APP ANDROID UI LAYOUTS The view is the base class for widgets, which are used to create interactive UI components like buttons, text fields, etc. The ViewGroup is a subclass of View and provides an invisible container that holds other Views or other ViewGroups and defines their layout properties. ANDROID UI CONTROLS Android UI Controls like Textview, EditText, Radio Button, Checkbox are the interactive or View components that are used to design the user interface of an application. Generally, in android, the user interface of an app is made with a collection of View and ViewGroup objects. ANDROID EVENT HANDLING In Android, Input Events like Event Listeners, Event Handling are used to capture the events, such as button clicks, edit text touch, etc. from the View objects that defined in the user interface of our application, when the user interacts with it. ANDROID STYLES AND THEMES Android allows you to define the look and feel, for example, colors and fonts, of Android components in XML resource files. This way you can set style-related attributes in one central place. If the entry in the resource file is used to style a view, it is referred to as a style. ANDROID CUSTOM - COMPONENTS Android comes with some built-in views like TextView, Button, EditText, ListView, etc. The Android framework is very robust and it provides means of creating our own custom components which we can customize to suit our needs.