spinner

问题 I'm just learning Android app development, and I don't understand how to Log the value of a selected item from a spinner. Here's what I have for MainActivity.java import android.content.ContentResolver; import android.database.Cursor; import android.support.v7.app.ActionBarActivity; import android.os.Bundle; import android.util.Log; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.widget.AdapterView; import android.widget.ArrayAdapter; import

问题 I want to use a spinner in my app with a static list of choices, for example: Speed Altitude Latitude Longitude So, when clicking on the spinner the drop down view appears and if I select altitude I want to display the altitude value and then update this value into the spinner itself (I've got a GPS service to get location data). To achieve this I create my own adapter and override the getView() and the getDropDownView() : package com.example.spinnertest; import java.util.ArrayList; import

问题 I'm using Primefaces and spinner component. My problem is that the spinner value is not set in the bean, if it's inside an iteration structure. My spinner is inside ui:repeat. In the end, the problem is how to deal with different form controls mapping to the same property in bean. <h:form> <ui:repeat var="item" value="#{myBean.items}"> <p:spinner size="2" min="1" max="50" style="width:75px" value="#{cartBean.quantityToOrder}"/> <p:commandButton value="Add to cart" action="#{cartBean

问题 I would like to ask a very general question. " How to filter based on spinner?" Meaning, there's few option in spinner ("education", "musuem", "restaurant") Upon selecting "museum" it will show me a list of musuem. Is there such a way to do it? I've those data retrieved, just that, I would like to know whether spinner can do this function. I've google it but doesn't seems to find the answer that I wanted thus, would like to seek for advice whether is there any such sources. CHANGES IN

问题 How to remove Radio button from spinner BUTTON, using only Themes.xml? I can remove it after applying an other style, but I can't to remove this radio button from Themes.xml by default. <style name="My.Theme.Spinner" parent="android:Widget.Spinner"> <item name="android:background">@drawable/spinner_bg</item> <item name="android:clickable">true</item> <item name="android:spinnerMode">dialog</item> <item name="android:checkedButton">@null</item> <item name="android:checkable">false</item> <

问题 Good evening. I'm trying to save the choice the user makes in Spinner in SharedPreferences, when he clicks OK, but I'm not getting it, can anyone help me? Then I want to redeem the choice made when it opens the application again and puts it in a textView. Follow my code. mShowDialog = (Button) findViewById(R.id.btnEscolhaCidade); mShowDialog.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { AlertDialog.Builder mBuilder = new AlertDialog.Builder

问题 Hi I need to develop a spinner example in android. Here I have used below code: public class InsertionExample extends Activity { private final String NAMESPACE = "http://xcart.com"; private final String URL = "http://192.168.1.168:8089/XcartLogin/services/update?wsdl"; private final String SOAP_ACTION = "http://xcart.com/insertData"; private final String METHOD_NAME = "insertData"; Button btninsert; String selectedItem; static final String KEY_NAME = "orderid"; static final String KEY_STATUS

问题 I test my spinner in real device SM-G900F API 23, it is working well. But it is not working in SM-N9005 API 21. It shows the spinner but it did not show any options when I click the spinner. Please see my code below and help to solve this issue. override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) setContentView(R.layout.activity_country_selector) val spinnerOne = search_spinner1 val spinnerTwo = search_spinner2 val userDetail = UserDetail(this) //SpinnerOne

问题 I am trying to use a spinner in my application because there is lots of data that takes time to load. But here is the issue. I have taken this link as reference - Pre-Bootstrap Loading Screen For Angular2 and to implement a spinner in angular2+ In the article above shown they have mentioned that using or (or probably also) Angular will automatically replace "Loading..." by the real content once Angular is loaded. However , this doesn't apply in my program. Please check my code and guide

问题 Any idea why this doesn't work? mFirestore.collection("DR1") .document(UserID) .collection("Story") .get() .addOnCompleteListener(new OnCompleteListener<QuerySnapshot>() { @Override public void onComplete(@NonNull Task<QuerySnapshot> task) { if (task.isSuccessful()) { for (DocumentSnapshot document : task.getResult()) { spinnerArray.add(String.valueOf(document.getId())); } } else { Log.d(TAG, "Error getting documents: ", task.getException()); } } }); The spinner drop down works (with no