onItemSelected trigger when item different value selected. Step 4 : Override “onItemSelected” & “onNothingSelected”.

Step 3 : Add in implements AdapterView.OnItemSelectedListener to listen the spinner selected value.

Create Android Loading Spinner in XML Layout File In android, we can create Loading Spinner or Loading ProgressBar in XML layout file using element like as shown below.

Spinner spinner = (Spinner) findViewById(R.id.spinner) List list = new ArrayList() list.add('student A') list.add('student B') list.add('student C') ArrayAdapter dataAdapter = new ArrayAdapter(this, android.R.layout.simple_spinner_item, list) tDropDownViewResource(android.R.layout.simple_spinner_dropdown_item) tOnItemSelectedListener(this) tAdapter(dataAdapter) Generally, the loading spinner or spinning progress bar is used to display the progress of tasks whose total time of completion not known. Set spinner “setOnItemSelectedListener” to get selected value. Once you click on dropdown, you can select one option among various options. Declare Spinner and find id from the activity_main.xml. Android Spinner is a UI widget which have dropdown. Create a new ArrayAdapter and assigned the “List”. List String for “studentList” consist of studentA, studentB, studentC.

Step 1 : layout have to create a Spinner with id “spinner”.

Android studio spinner