Cannot set OnItemClickListener for spinner in android
Solution 1
Use setOnItemSelectedListener
instead of onItemClickListener
.
viewHolder.mySpinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
@Override
public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
}
@Override
public void onNothingSelected(AdapterView<?> parent) {
}
});
Solution 2
Following sasikumar's answer, I solved it in kotlin with the following code:
viewHolder.mySpinner.onItemSelectedListener = object : AdapterView.OnItemSelectedListener {
override fun onItemSelected(parent: AdapterView<*>, view: View, pos: Int, id: Long) {
}
override fun onNothingSelected(parent: AdapterView<out Adapter>?) {
}
}
Solution 3
First initialize spinner at onCreate function.
var spinner : Spinner ?= null
spinner = findViewById(R.id.spinner) as Spinner
Now add details with Spinner. Here i have used array from string resource.
fun addSpinnerData(){
var arr = (resources.getStringArray(R.array.data_list).toMutableList());
adapter = ArrayAdapter<String>(
this,
android.R.layout.simple_list_item_1,
arr)
spinner!!.setAdapter(adapter);
spinner!!.onItemSelectedListener = object : AdapterView.OnItemSelectedListener{
override fun onItemSelected(p0: AdapterView<*>?, p1: View?, p2: Int, p3: Long) {
Toast.makeText(applicationContext," On Click",Toast.LENGTH_SHORT).show();
}
override fun onNothingSelected(p0: AdapterView<*>?) {
}
}
}
By this way you can achieve onItemSelectedListener for Spinner
whitney13625
An iOS/Android developer with full-stack .NET MVC experience. Outside coding I'm an amateur musician.
Updated on June 05, 2022Comments
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whitney13625 almost 2 years
In a customized
RecyclerView.Adapter<CustomAdapter.ViewHolder>
, I set an adapter for a spinner and found that the value of my spinner isn't change after selection, so I tried to add anOnItemClickListener
on my spinner:override fun onBindViewHolder(viewHolder: ViewHolder, position: Int) { // The selectable items of the spinner is dynamically generated from getItems() function val selectableItems: List<String> = getItems() val spinnerAdapter = ArrayAdapter<String>(this.context, androi.R.layout.simple_spinner_item) spinnerAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item) spinnerAdapter.addAll(selectableItems) viewHolder.mySpinner.adapter = spinnerAdapter // the error occurs on the following line: viewHolder.mySpinner.onItemClickListener = AdapterView.OnItemClickListener { adapterView, view, i, l -> adapterView.setSelection(i) } viewHolder.mySpinner.setSelection(origionSelectedPosition) }
I didn't get any warning or error while compiling, however during run time, I got a RuntimeException said that
setOnItemClickListener cannot be used with a spinner
. It is kind of strange. Did I do anything wrong in my code? Or does anyone know why my spinner didn't change with the corresponding selection?Further description for Kotlin solution:
I had ever tried to use
onItemSelectedListener
but failed to find a suitable way to use it in kotlin. But finally! The following code solved my problem:viewHolder.mySpinner.onItemSelectedListener = object : AdapterView.OnItemSelectedListener { override fun onItemSelected(parent: AdapterView<*>, view: View, pos: Int, id: Long) { } override fun onNothingSelected(parent: AdapterView<out Adapter>?) { } }