spinner

问题 In my app the spinne shows the active items (I use Loader of support library to load them). The init of spinner works fine and it shows only the active items. But I got the followeing problem: When I edit the items in another activity and store them (active and deactivat some of them) an go back (Back-Button), then I see the "old" list of items in the spinner. The adapter get the new cursor with correct data, but the spinner does not refresh his list. What can I do to refresh the spinner list

问题 I am a Beginner. I have a problem with a spinner. I want to create a spinner by using onItemSelected method and to display that selected spinner item in TextView But my program is not running in emulator. it says "Program stopped".. what was my mistake in below program. Pls help me.. Thanks U.. My SpinOnItemActivity.java package spinner.onitemsel; import android.app.Activity; import android.os.Bundle; import android.view.View; import android.widget.AdapterView; import android.widget

问题 I am new to android development i have a calulator page wherein i need to do small calculation on options selected from two spinner. I have used switch case to get results. All UI is coming as expected but when i calculate using button results are not as expected and random. can anyone point what mistake i am making?? activity public class Calculatorrecon extends Activity implements OnItemSelectedListener { double size, speed, result1, result2; Button but1; TextView result; Spinner shoesize,

问题 Basically what I want to do is closing Spinner's Dialog Box and the Customized Dialog I've created when clicked outside of those boxes. Anyone knows how to handle these? dialog.xml, My Spinner's xml, MakeandShowDialogBox function below : dialog.xml <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical" > <TableLayout android:id="@+id

问题 In Activity B there has a spinner where the data were get from MySQL (Table location). Activity B private ArrayList<String> froms; private JSONArray resultFrom; public void addItemsOnFrom() { travelFrom = (Spinner) findViewById(R.id.travelFrom); StringRequest stringRequest = new StringRequest(Configs.FROM_URL, new Response.Listener<String>() { @Override public void onResponse(String response) { JSONObject j = null; try { //Parsing the fetched Json String to JSON Object j = new JSONObject

问题 How would I go about adding a context menu to a spinner popup? I have a spinner that is populated by a database cursor, and I'd like to have a context menu so when the user long clicks an item they can edit or delete the item (two options in context menu). I can't seem to find a way to register a context menu for the window that appears with the selectable items. Is there a way to, like on a list View? Otherwise, what about having a hidden view that is registered for a context menu and then

问题 I have a spinner on my page, which is populated using an arrayAdapter . When i launch my app everything is ok, but the moment i click on the spinner , the app crashes and logcat gives me no reference to a line in my code. Here is the area of the code referring to the spinner: profiles = (Spinner) findViewById(R.id.spinner1); SetSql getprofiles = new SetSql(this); getprofiles.open(); spinnerArray = getprofiles.getProfiles(); if(spinnerArray[0]==null){ spinnerArray = new String[1]; spinnerArray

问题 I am trying to create a ProgressDialog as seen in just about every app on the Play Store now. I am using the code: getActivity().runOnUiThread(new Runnable() { @Override public void run() { ProgressDialog dialog; dialog = ProgressDialog.show(getActivity(), "title", "message", true, false); } }); I have also tried with just the 2 lines inside the Runnable (without creating a thread) from inside a fragment and no matter what I do I can't see the spinner in the ProgressDialog . I'm attaching a

问题 I am trying to update a spinner by a selected item from another spinner. The following code block describes how I did it. I could successfully update the spinner3 using the if statement inside onItemSelected() method. But my problem is that it seems that a loop just keeps running which automatically selects value "5" from spinner2 (so the Toast just keeps spitting out "You've chosen 5"). When the activity is loaded, the Toast will display each selection from all three spinners. Does it mean

问题 I'm trying to add a spinner to an onclick event and I cannot find a pure javaScript spinner. is this possible or is there a better way in grails? 回答1: Pure javascript — not even any images: document.getElementById("button").onclick = function() { var spinner = document.getElementById("spinner_container")​​​​; spinner.anim_mode = 0; var animation = ["|", "/", "–", "\\"] var spin = function() { spinner.anim_mode = (spinner.anim_mode + 1) % animation.length; spinner.innerHTML = animation[spinner