android-spinner

问题 I am facing problem while putting Spinner in layout. My acctual requirement is to place Spinner once, at the top of layout. This output I am getting: I have Relative layout <Spinner android:id="@+id/spinner1" android:layout_width="fill_parent" android:layout_height="wrap_content" android:entries="@array/string_array" android:prompt="@string/spinner_msg" /> <TextView xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/notesTextView" android:layout_width="fill_parent"

问题 Hi i am new to android,I am using spinner background image. The spinner contains four values, and each one has images.If i click the spinner values, the images will be changed in the spinner background. Please help me how can i change the background image when the spinner value is changed? 回答1: Give Id to the parent (Linear or relative) layout of your main.xml file and in the java file,if the four values of your spinner is Mercury,Venus,Earth,Mars, then in the Onselected itemlistener,put code

问题 I am new in android,I have one application,in my application i am getting user's profile data,here in my profile data i am getting user's state and city which user had previously set,like right now user set following state and city,and i am able to display that state and city in my spinner { "user_city": "Kolkata", "user_state": "West Bengal", } Now issue is if user want to change state like from WestBengal to Karnataka,then i need to display all state and make user to change,so for that i

问题 So I can see that there are questions about this, but not in the scope of mine. I am buliding an app for Android that has two spinners. The first has an array of choices. However, I am not sure how to affect what choices the second one has based on the first one. I know that you can put in AdapterView.OnItemSelectedListener but I'm not sure how to implement this. I've read on this but it's not quite what I'm looking for. I'm also curious as to how I tell the spinner which array to choose, is

问题 I'm trying to set up a simple text spinner that displays my products' sizes, but my VM keep shutting down. I've done a detailed break point analysis so please don't even go there. What are your thoughts on why this is not working? 11-20 01:07:23.333 11588-11588/com.app.store D/AndroidRuntime﹕ Shutting down VM I'll just post my entire Fragment. You'll notice I'm trying to feed a String[] array into the Adapter. I have one that is explicitly defined and one commented out which I'm pulling from

问题 I have used a custom adapter for populating my Spinner. I have overriden getDropDownView from which I return the view of each row of the dropdown list. Everything works fine except the dropdown list rendered is not getting the width of the Spinner widget. Rather it gets Like this: So the dropdown list is missing the highlighted width. I dont know why this is happening. I want it to get the full width of the spinner. My custom adapter: class CategorySpinnerAdapter extends ArrayAdapter{ private

问题 i have got an app with Sliding Drawer,15 Fragments(Swipe) Tabs With View Pager Numbered 1-15,Spinner In Action Bar,View Pager For Showing The 15 Fragments What I Need Is When i select Option 4(For eg) In The Spinner DropDown i Want the Screen To Display Fragment 4 along with view pager for 4 How Can i Acheive That?? My MainActivity.java public class MainActivity extends FragmentActivity implements ActionBar.OnNavigationListener{ private static final String TAG = MainActivity.class

问题 I create dynamic spinner in android which show json data from url I set data properly in spinner but i get id of selected item How can i do this My code for set spinner value is : private void setSpinData() { if (isNetworkAvailable()) { AsyncHttpClient client = new AsyncHttpClient(); client.setTimeout(800000); final RequestParams params = new RequestParams(); client.get("Here is url", new TextHttpResponseHandler() { @Override public void onFailure(int statusCode, cz.msebera.android.httpclient

问题 I've trawled through online articles on threads on SO to try and figure out how I can do this, but haven't come any closer. This thread (How to get a String List from Firebase to fill a Spinner) seems like it could be beneficial, however I'm unsure how to implement it for my own scenario. I want the property addresses to be present in the spinner. Apologies if the question seems vague, quite hard to explain. MaintenanceActivity public class MaintenanceActivity extends AppCompatActivity {

问题 I have Spinner and a RecyclerView. I could scroll the recyclerview from the spinners setOnItemSelectedListener by mLayoutManager.scrollToPosition(position); But how to achieve the reverse. If i scroll the RecyclerView I want the spinner also change. I dont have access to spinner.setSelection within the recyclerviewer. 来源： https://stackoverflow.com/questions/48062571/android-how-to-setselection-the-spinner-from-recyclerview