We then are prompted to customize the activity. This creates an application with a single activity. On the “Add an activity to Mobile” page, choose “Blank Activity”. On the next screen, leave the default values and click Next.įigure 3: Leaving the default values in place Provide InputControlsDemo as the Application Name and click Next. Fire up Android Studio and Start a new Android Studio Project. Let us create a simple Android application that demonstrates working with these common UI controls. This represents an on/off button with a light indicator and is represented by the ToggleButton control. It is represented by the RadioButton control.Ī radio Button declaration requires specifying a single Radiogroup that contains the available options as child items of type RadioButton. This allows users to select only one option from the available list. It allows users to select one or more options. This represents a checkbox that can be toggled by the user and is represented by the CheckBox control. Phone: Restricts input to only valid phone number characters.Number: Restricts keyboard to only numbers.textUri: Represents normal text with a “/” symbol.textEmailAddress: Represents normal text plus the symbol.text: Represents normal text (no restrictions).This is an editable text field and is represented by EditText.īecausee there are a number of inputs that are of the “text” type, Android offers a way to restrict the input by specifying the inputType attribute. Ī button click event can be registered by tapping the onCLick event, as follows: android:onClick='Methodname' Text Field

Here is a simple declaration of a button in XML. A button can be declared (i) with text, (ii) with icon, and (iii) with text and an icon. This is the regular push-button that can be pressed. Let us dig deeper into each of the controls individually. There is first-class platform support in Android for this.

These inputs can be in the form of a text box, a button, seek bar, checkbox, radio button, toggle button, spinners, and pickers. Input controls allow a user to provide input to the application. In this article, we will learn about the common input controls and how to use them in Android applications. Like any mature platform, Android offers an array of UI controls that developers can use in their applications.

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