spinner

问题 I have a activity that have many cascaded spinner and after select first one, second spinner initialize and fill data and after select item from second, third spinner initialize and fill data and so on. for each spinner I create them like this and it is iterative: public ArrayList<MaterialSpinner> spinnerlist = new ArrayList<>(); public void createView(){ final MaterialSpinner spinner = new MaterialSpinner(context); spinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener(){//

问题 I am developing an Android app in Gujarati language, need to set Gujarati text on a Spinner widget. So, I learned how to set custom fonts on Spinner from HERE. But the problem is I am getting boxes instead of actual text. My text for spinner comes from string resources. Attaching my code. public class SpinnerExActivity extends Activity { Spinner mySpinner; Typeface myFont; String[] items; MyArrayAdapter ma; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate

问题 I am new to angular and web development but able to design various web pages and got data from the server using HTTP client module. While getting data from server I want to show progress spinner, but I am not able to do it. I have searched google but nothing made me to do it. Please help me to achieve this. Code: login.component.ts userLogin() { console.log('logging in'); this.eService.signIn(this.user_name, this.password) .subscribe( data => { console.log(data); this.admin = data; if ( this

问题 I am trying to create an AlertDialog with a spinner on the start of an activity. I have the following code within the activity's onCreate() method. AlertDialog.Builder builder = new AlertDialog.Builder(this); AlertDialog alertDialog; Context mContext = getApplicationContext(); LayoutInflater inflater = (LayoutInflater) mContext.getSystemService(LAYOUT_INFLATER_SERVICE); View layout = inflater.inflate(R.layout.custom_dialog, (ViewGroup) findViewById(R.id.layout_root)); Spinner spinner =

问题 two days ago i noticed something. I have a spinner over a map activity. In the OnCreate() method of the activity i populate the spinner with data. After that i start the heap analyzer in DDMS i begin to open/close the spinner. I noticed the VM allocate memory when i open the spinner items, but when i close it, the VM do no free this memory. I've tried to start the GC, but the memory is still allocated. i did this 20 times one by one and the allocated memory increased from 3.5MB to 7MB. What

问题 What i need to do is if a certain item from spinner 1 is selected it needs to display a certain array in spinner 01 e.g if spinner one selected item is Red spinner 01 needs to display level_array as the drop down options for spinner 01 else display cparklevel. in essence i am trying to display how many levels each car park has. so spinner 1 containts car park names and spinner 01 contains levels Spinner spinner = (Spinner) findViewById(R.id.spinner1); ArrayAdapter<CharSequence> adapter =

问题 How to get the number of items in a spinner dynamically? 回答1: You can try: mSpinner.getAdapter().getCount(); 回答2: spinerObj.getAdapter.getCount(); for getting number of item 回答3: spinnerAdapter.getCount(); or spinnerList.size(); 来源： https://stackoverflow.com/questions/7467326/how-to-get-the-number-of-items-in-a-spinner

问题 I have a spinner widget in my activity which lets users pick a list name. Normally, the function of the spinner is to switch between lists but for a couple of instances, I swap out the selection change listener to perform a different function with the same list of options. Once the selection has been made, the old listener is restored and life goes on. This is a bad and buggy arrangement. Instead, I would like to have a function that just takes a selection listener and some other parameters

问题 When loading data into my Fragments I would would like to have an indeterminate spinner in the middle of the fragment (example in pic below) to show the user that content is loading within that particular pane. What's the best way to do this in Honeycomb? I don't really want to use a spinner in the action bar, it's not immediately obvious where data is loading. Also, I don't want an indeterminate progress dialog because it appears in the center of the entire app and also stops the user from

问题 When loading data into my Fragments I would would like to have an indeterminate spinner in the middle of the fragment (example in pic below) to show the user that content is loading within that particular pane. What's the best way to do this in Honeycomb? I don't really want to use a spinner in the action bar, it's not immediately obvious where data is loading. Also, I don't want an indeterminate progress dialog because it appears in the center of the entire app and also stops the user from