Android Open Source - Android-Project-Manager Spinner Util

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License

The source code is released under:

GNU General Public License

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Java Source Code

package com.vaquerosisd.utils;
/* w  ww.j a  v  a2 s  . c o  m*/
import java.util.ArrayList;
import java.util.Collections;

import com.vaquerosisd.dialog.CustomStatus;

import android.app.DialogFragment;
import android.app.Fragment;
import android.app.FragmentManager;
import android.content.Context;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.Spinner;
import android.widget.AdapterView.OnItemSelectedListener;

public class SpinnerUtil {
  
  public static ArrayAdapter<CharSequence> setSpinnerAdapter(Context context, String spinnerFileName, Spinner spinnerObject, boolean sort) {
    FileOperations fO = new FileOperations(context);
    String spinnerItems = fO.readFile(spinnerFileName);
    ArrayList<String> spinnerItemsArray = fO.convertToStringList(spinnerItems);
    if(sort)
      Collections.sort(spinnerItemsArray.subList(0, spinnerItemsArray.size()));
    
    //Set the adapter for the status spinner 
    final ArrayAdapter<CharSequence> spinnerAdapter = new ArrayAdapter<CharSequence>(context, android.R.layout.simple_spinner_item);
    spinnerAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
    spinnerAdapter.addAll(spinnerItemsArray);
    spinnerObject.setAdapter(spinnerAdapter);
    
    return spinnerAdapter;
  }
  
  public static ArrayAdapter<CharSequence> setCustomSpinnerAdapter (final Context context, final Fragment fragment, 
      final FragmentManager fragmentManager, String spinnerFileName, Spinner spinner, boolean sort) {
    FileOperations fO = new FileOperations(context);
    
    String spinnerItems = fO.readFile(spinnerFileName);
    ArrayList<String> spinnerItemsArray = fO.convertToStringList(spinnerItems);
    if(sort)
      Collections.sort(spinnerItemsArray.subList(0, spinnerItemsArray.size()));
    spinnerItemsArray.add("Custom...");
    
    //Set the adapter for the status spinner 
    final ArrayAdapter<CharSequence> spinnerAdapter = new ArrayAdapter<CharSequence>(context, android.R.layout.simple_spinner_item);
    spinnerAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
    spinnerAdapter.addAll(spinnerItemsArray);
    spinner.setAdapter(spinnerAdapter);
    
    spinner.setOnItemSelectedListener(new OnItemSelectedListener() {
      @Override
      public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
        if( "Custom...".equals((String) spinnerAdapter.getItem(position))) {
          DialogFragment customStatusDialog = new CustomStatus();
          customStatusDialog.setTargetFragment(fragment, 0);
          customStatusDialog.show(fragmentManager, "Custom Status Dialog");
        }
      }
      @Override
      public void onNothingSelected(AdapterView<?> arg0) { }
    });
    
    return spinnerAdapter;
  }
  
  public static void addStatusOption(Context context, String spinnerFileName, String statusOption, 
      ArrayAdapter<CharSequence> spinnerAdapter, Spinner spinner){
    FileOperations fO = new FileOperations(context);
    fO.appendText(spinnerFileName, statusOption + "\n");
    String statusOptions = fO.readFile(spinnerFileName);
    ArrayList<String> statusOptionsArray = fO.convertToStringList(statusOptions);
    Collections.sort(statusOptionsArray.subList(0, statusOptionsArray.size()));
    statusOptionsArray.add("Custom...");
    spinnerAdapter.clear();
    spinnerAdapter.addAll(statusOptionsArray);
    spinnerAdapter.notifyDataSetChanged();
    
    int statusPosition = spinnerAdapter.getPosition(statusOption);
    spinner.setSelection(statusPosition, true);
  }

}

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