spinner

问题 I want to be able to long press items in the spinner view and have a contextMenu appear. I tried this code: spinner = (Spinner) findViewById(R.id.catagorySpinner); ArrayAdapter<String> adapter = new ArrayAdapter<String>(context,android.R.layout.simple_dropdown_item_1line, data); spinner.setAdapter(adapter); registerForContextMenu(spinner); but as you can guess this added a context menu to the actual Spinner and not to the contents inside. Does anyone know how i can do this? 回答1: Have you

问题 I have had no formal training in programming at all yet (I'm a freshman in college, though, and going to major in it), and am trying to learn Android after only knowing Visual Basic, so I need a lot of help. Here's the code I have so far: @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); Spinner spinner1 = (Spinner) findViewById(R.id.spinner1); ArrayAdapter<CharSequence> adapter1 = ArrayAdapter.createFromResource

问题 I tried an tutorial but I cannot save the state of my spinner. Here is my code: protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); Firebase.setAndroidContext(this); setContentView(R.layout.activity_main); //language selection list ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource( this, R.array.language_list, android.R.layout.simple_spinner_item); adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item); spinner

问题 I am making for spinner controls with fragment of multiple and first fragment show spinner properly and after then second fragment call then i set on default spinner not set plz help me, thanks in advance String[] strArraySpinner = { "Existing Customer ?", "New Customer ?" }; mSpinner.setOnItemSelectedListener(new OnItemSelectedListener() { @Override public void onItemSelected(AdapterView<?> parent, View view, int position, long id) { if (mSpinner.getSelectedItem().toString().equalsIgnoreCase

问题 I'm trying to create a new spinner background using a 9 patch picture. I've tried many ways to get a perfect image but I failed :s Here is my 9 patch: The content looks to be good when I simulate with Draw-9-patch but the part with the arrow is not displayed, or when it is, this part is totally mal-formed. I've put the top black line to the whole size and the problem is still the same. Do you know how to solve it? Thanks. Regards. V. 回答1: First of all, you've marked your rounded corners as

问题 I have a custom ArrayAdapter to represent objects on a spinner control, I can load my items list and show it for selection, but when the actual selection happens the spinner shows nothing. Activity code: public MetroData metroData; private Spinner spinner; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); metroData = new MetroData(); spinner = (Spinner) findViewById(R.id.spinner1); StopArrayAdapter dAdapter = new

问题 I have a tests where I test an OnItemSelectedListener on a Spinner. It works great when testing items that is > 0. But it seems like I can't test the first item. My current implementation that works if I select items with index > 0 looks like this. final Addpointer addPointer = getActivity(); addPointer.runOnUiThread(new Runnable() { @Override public void run() { EditText address = (EditText) addPointer.findViewById(R.id.address); address.setText("a"); Spinner spinner = (Spinner) addPointer

问题 In my android aplication a mobile number verification part is there for that I gt string array for all cuntries and we can select all countries name from spinner .. and I also have the cuntry codes .. What I need is when user select a cuntry name from spinner .. its particular ISD cde has t display in the edittext ... what I need t do for that I am giving what I did <string-array name="country_arrays"> <item>Afghanistan</item> <item>Aland Islands</item> <item>Albania</item> <item>Algeria<

问题 I'm trying to get an ICS spinner like in my app, and playing around for hours, finally I'm using HoloEverywhere to get this, and it's working, but I have a little disign issue, is that the spinner is not wrapping its content as I set in the xml, and by default looks like this : Really I googled this for hours, and all I found is that how to resize spinner items and not the view itself, means that I want the spinner to be adjusted to the selected item size like this : Here is my XML:

问题 How can I build something like this? I wanna open a dialog in the Preferences Activity, where the user can change the number with a spinner, when he clicks on the according preference item. I got the screenshot from Android Developer Tools, but I cannot find some example code. 回答1: I have developed a Custom Preference, which can be found here. XML Code: <com.vanniktech.vntnumberpickerpreference.VNTNumberPickerPreference android:defaultValue="@integer/font_size_default_value" android:key=