I have a OnItemSelectedListener
for my Spinner
, but it is not called when the selected item is the same as the previous one. Apparently the OnClickListener
is not an option for a Spinner
. I need to catch everytime a user click on an item. Any idea?
Maybe the fact that this Spinner
is inside the ActionBar
disturbs normal behavior?
@Override public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { inflater.inflate(R.menu.tracklist_menu, menu); Spinner spinner = (Spinner) menu.findItem(R.id.option_ordering_spinner) .getActionView(); spinner.setAdapter(mSpinnerAdapter); spinner.setSelection(PrefsHelper.getOrderingSpinnerPos(prefs)); spinner.setOnItemSelectedListener(new OnItemSelectedListener() { @Override public void onItemSelected(AdapterView<?> parent, View view, int position, long id) { String str = "selected"; System.out.println(str); if (optionMenuInitialized) { switch (position) { case 0: // rdm getActivity() .sendBroadcast( new Intent( MyIntentAction.DO_RESHUFFLE_PLAYLIST)); smp.setCurrentTracklistCursorPos(-1); trackAdapter.notifyDataSetChanged(); break; case 1: // artist getActivity() .sendBroadcast( new Intent( MyIntentAction.DO_ORDER_PLAYLIST_BY_ARTIST)); smp.setCurrentTracklistCursorPos(-1); trackAdapter.notifyDataSetChanged(); break; case 2: // folder getActivity() .sendBroadcast( new Intent( MyIntentAction.DO_ORDER_PLAYLIST_BY_FOLDER)); smp.setCurrentTracklistCursorPos(-1); trackAdapter.notifyDataSetChanged(); break; } PrefsHelper.setOrderingSpinnerPos(prefEditor, position); prefEditor.commit(); } optionMenuInitialized = true; } @Override public void onNothingSelected(AdapterView<?> parent) { } }); }
getSelectedItem(), Toast.
getItemAtPosition(i).
Let the Spinner's first value be something like "-please select-". when the user clicks on the next button perform validation and check whether the value of the selectedItem in the spinner is "-please select-" and if yes, then display a toast and ask the the user to select something from the spinner.
Ok, I finally found a solution, by creating my own class extending Spinner :
public class MySpinner extends Spinner { OnItemSelectedListener listener; public MySpinner(Context context, AttributeSet attrs) { super(context, attrs); } @Override public void setSelection(int position) { super.setSelection(position); if (listener != null) listener.onItemSelected(null, null, position, 0); } public void setOnItemSelectedEvenIfUnchangedListener( OnItemSelectedListener listener) { this.listener = listener; } }
I found out this work instead of the one provided
/** Spinner extension that calls onItemSelected even when the selection is the same as its previous value */ public class NDSpinner extends Spinner { public NDSpinner(Context context) { super(context); } public NDSpinner(Context context, AttributeSet attrs) { super(context, attrs); } public NDSpinner(Context context, AttributeSet attrs, int defStyle) { super(context, attrs, defStyle); } @Override public void setSelection(int position, boolean animate) { boolean sameSelected = position == getSelectedItemPosition(); super.setSelection(position, animate); if (sameSelected) { // Spinner does not call the OnItemSelectedListener if the same item is selected, so do it manually now getOnItemSelectedListener().onItemSelected(this, getSelectedView(), position, getSelectedItemId()); } } @Override public void setSelection(int position) { boolean sameSelected = position == getSelectedItemPosition(); super.setSelection(position); if (sameSelected) { // Spinner does not call the OnItemSelectedListener if the same item is selected, so do it manually now getOnItemSelectedListener().onItemSelected(this, getSelectedView(), position, getSelectedItemId()); } } }
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