spinner

问题 my spinner contains the unique standard value from json(like: my spinner contains only 7,8,6 (which i want,)instead of displaying all standard repitative data), if spinner item is selected, then it fetches the corresponding all information about that students who studying in that selectd standard. here is my code, import android.content.Intent; import android.os.Bundle; import android.support.v7.app.AppCompatActivity; import android.view.View; import android.widget.AdapterView; import android

问题 I've created a spinner in my activity and when i run my app on my Jelly Bean device the theme of the spinner is like 2.x, how can i get the ICS one? Here's my spinner code : <Spinner android:id="@+id/spinnermap" style="@android:style/Theme.Holo" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_alignParentLeft="true" android:layout_centerVertical="true" /> As you can see I tried to set the global style "Holo" but no results.. I had the same problem with a

问题 I have code like this: <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical" android:layout_marginLeft="20dp" android:layout_marginTop="20dp" android:layout_marginRight="20dp" > <LinearLayout android:id="@+id/relativeLayoutforPRICE" android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="horizontal"> <TextView android:id="@+id

问题 I have a spinner with drop down mode . I display my list of items with my custom adapter in that. But now i want to use a hint text for my spinner that is unselectable. How can i do this ? thanks in advance 回答1: You have to add first item like i did in my code then on click of spinner it will hide so user will not able to select that first item ArrayList cityArraList = new ArrayList(); cityArrayList.add("Select City"); Spinner citySpinner = (Spinner) findViewById(R.id.citySpinner); final

问题 I've tried to make IcsSpinner outside ActionBar using ActionBarSherlock. I used the informations from Dropdown Spinner outside of actionbar? (IceCream Sandwich style, w/ActionBarSherlock). It looks nice, that's what I am looking for. My problem is that my spinner shows only first option and is not clickable. Dropdown menu is not accessible and method getDropDownView is never called. HoloSpinner.java: import android.content.Context; import android.util.AttributeSet; import com

问题 I have some data (list of countries) with 249 entries. I want to force the user to choose one of these options. Usually I would use a spinner, however I feel like 249 entries would be too many to scroll through, particularly for people with smaller phones. Is there anyway in android to have either: a) a dropdown spinner that is searchable (so the panel where the chosen selection is usually displayed can be used to enter a search term) b) an AutoCompleteTextView that forces the user to select

问题 I have a custom spinner layout with an image and a text view but I noticed that depending on the manufacturers skin you cant see the text because of the color ie. white on white, black on black. I also noticed that none of my other non-custom spinners do this and seems to change automatically so my question is how can I get the text color to change so that it can be read? this is a non-custom spinner ArrayAdapter<CharSequence> cAdapter; cAdapter = ArrayAdapter.createFromResource(this, R.array

问题 So everything I have found is using the strings.xml file to populate a spinner. What I want to do is populate a spinner based on information I get back from a JSON response. I have the following code that I used to populate a table but modified it for this. However, my spinner is still blank and I get no errors besides D/ViewRootImpl: #3 mView = null Here is the code to populate the spinner: public class SecondFragment extends Fragment implements APIRequestsUtil.APIRequestResponseListener {

问题 Data is fetching from the Database mysql and it is not displaying in the spiner but it is displaying in the dropdown don't know where's the problem is.. here me complete code :- main.java public class MainActivity extends AppCompatActivity { ArrayList<String> listItems = new ArrayList<>(); Spinner spn; ArrayAdapter<String> adapter; ProgressDialog mProgressDialog; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity

问题 How would you go about making a spinner populate another spinner based on the first spinners selection? So for example: Spinner1 items are vegetarian or meat eater. <string-array name="spinnerarray_veg_meat"> <item >Vegetarian</item> <item >Meat eater</item> </string-array> Spinner2 would then need to display either vegetarian meal names or meat eater ones depending on spinner1's selection. 回答1: To do this you'll have to set a OnItemSelectedListener on your first Spinner to populate the