Java 类android.widget.AdapterView.OnItemSelectedListener 实例源码

@SuppressWarnings("unchecked")
public void refreshCollections() {
    ArrayAdapter<TGSelectableItem> arrayAdapter = new ArrayAdapter<TGSelectableItem>(findActivity(), R.layout.view_browser_spinner_item, createCollectionValues());
    arrayAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);

    TGSelectableItem selectedItem = new TGSelectableItem(findCurrentCollection(), null);
    Integer selectedItemPosition = arrayAdapter.getPosition(selectedItem);

    Spinner spinner = (Spinner) this.findViewById(R.id.browser_collections);
    OnItemSelectedListener listener = spinner.getOnItemSelectedListener();
    spinner.setOnItemSelectedListener(null);
    if(!this.isSameCollection(arrayAdapter, (ArrayAdapter<TGSelectableItem>) spinner.getAdapter())) {
        spinner.setAdapter(arrayAdapter);
    }
    if( spinner.getSelectedItemPosition() != selectedItemPosition ) {
        spinner.setSelection(selectedItemPosition, false);
    }
    spinner.setOnItemSelectedListener(listener);
}

private void createPeriodsSpinner() {
    spinnerPeriodType = (Spinner) findViewById(R.id.period);
    spinnerPeriodType.setAdapter(createSpinnerAdapter(this, periods));
    spinnerPeriodType.setOnItemSelectedListener(new OnItemSelectedListener() {
        @Override
        public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
            PeriodType period = periods[position];
            if (period == PeriodType.CUSTOM) {
                selectCustom();
            } else {
                selectPeriod(period);
            }
        }
        @Override
        public void onNothingSelected(AdapterView<?> arg0) {
        }
    });
}

@SuppressWarnings("unchecked")
public void refreshCollections() {
    ArrayAdapter<TGSelectableItem> arrayAdapter = new ArrayAdapter<TGSelectableItem>(findActivity(), R.layout.view_browser_spinner_item, createCollectionValues());
    arrayAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);

    TGSelectableItem selectedItem = new TGSelectableItem(findCurrentCollection(), null);
    Integer selectedItemPosition = arrayAdapter.getPosition(selectedItem);

    Spinner spinner = (Spinner) this.findViewById(R.id.browser_collections);
    OnItemSelectedListener listener = spinner.getOnItemSelectedListener();
    spinner.setOnItemSelectedListener(null);
    if(!this.isSameCollection(arrayAdapter, (ArrayAdapter<TGSelectableItem>) spinner.getAdapter())) {
        spinner.setAdapter(arrayAdapter);
    }
    if( spinner.getSelectedItemPosition() != selectedItemPosition ) {
        spinner.setSelection(selectedItemPosition, false);
    }
    spinner.setOnItemSelectedListener(listener);
}

private void createPeriodsSpinner() {
    spinnerPeriodType = (Spinner) findViewById(R.id.period);
    spinnerPeriodType.setAdapter(createSpinnerAdapter(this, periods));
    spinnerPeriodType.setOnItemSelectedListener(new OnItemSelectedListener() {
        @Override
        public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
            if (position<0) {
                position=0;
            }
            PeriodType period = periods[position];
            if (period == PeriodType.CUSTOM) {
                selectCustom();
            } else {
                selectPeriod(period);
            }

        }
        @Override
        public void onNothingSelected(AdapterView<?> arg0) {
        }
    });
}

private void createPeriodsSpinner() {
    spinnerPeriodType = (Spinner) getView().findViewById(R.id.period);
    spinnerPeriodType.setAdapter(createSpinnerAdapter(getContext(), periods));
    spinnerPeriodType.setOnItemSelectedListener(new OnItemSelectedListener() {
        @Override
        public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
if (position>0) {
    PeriodType period = periods[position];
    if (period == PeriodType.CUSTOM) {
        selectCustom();
    } else {
        selectPeriod(period);
    }
}
        }
        @Override
        public void onNothingSelected(AdapterView<?> arg0) {
        }
    });
}

protected void refreshInputList() {
    OnItemSelectedListener listener = midiInSpinner.getOnItemSelectedListener();
    midiInSpinner.setOnItemSelectedListener(null);
    midiInArrayList.clear();
    midiInArrayList.add(new MidiPortAdapter());
    int position = 0;
    for (MidiDevice midiDevice : midiManager.getDeveices()) {
        for (MidiInput midiInput : midiDevice.getInputs()) {
            if (midiInput == midiManager.getInput()) {
                position = midiInArrayList.getCount();
            }
            midiInArrayList.add(new MidiPortAdapter(midiDevice, midiInput));
        }
    }
    midiInSpinner.setSelection(position);
    midiInSpinner.setOnItemSelectedListener(listener);
}

private void initCategorySpinner() {
  categoryAdapter = new CategoryListAdapter(this);
  categorySpinner = (Spinner) this.findViewById(R.id.spinner_category);
  categorySpinner.setAdapter(categoryAdapter);
  categorySpinner.setSelection(readSelectedCategory() - 1);
  categorySpinner.setOnItemSelectedListener(new OnItemSelectedListener() {

    @Override
    public void onItemSelected(AdapterView<?> parent, View view, int idx,
            long id) {
      switchSelectedCategory((int) id);
      storage = new WordsStorage(MainActivity.this, (int) id);
      langAdapter.notifyDataSetChanged();
    }

    @Override
    public void onNothingSelected(AdapterView<?> arg0) {
      // Do nothing in this case.
    }
  });
}

@Override
public void onActivityCreated(Bundle savedInstanceState) {
    super.onActivityCreated(savedInstanceState);
    applyButton.setOnClickListener(new OnClickListener() {

        @Override
        public void onClick(View v) {
            onApplyButtonClick();
        }
    });
    tweetListSpinner
            .setOnItemSelectedListener(new OnItemSelectedListener() {

                @Override
                public void onItemSelected(AdapterView<?> parent,
                        View view, int position, long id) {
                    onSpinnerItemSelected(position);
                }

                @Override
                public void onNothingSelected(AdapterView<?> arg0) {
                }
            });
}

private void bindEvent() {
    Button btnBack = (Button) this.findViewById(R.id.btnBack);
    btnBack.setOnClickListener(new GoBackClickListener(R.anim.slide_in_right));

    spServiceProvider.setAdapter(new ServiceProviderSpinnerAdapter(this));
    OnItemSelectedListener spItemListener = new AddAccountSpItemSelectedListener(this);
    spServiceProvider.setOnItemSelectedListener(spItemListener);


    spConfigApp.setAdapter(new ConfigAppSpinnerAdapter(this));
    OnItemSelectedListener configAppItemSelectedListener = null;
    configAppItemSelectedListener = new AddAccountConfigAppItemSelectedListener(this);
    spConfigApp.setOnItemSelectedListener(configAppItemSelectedListener);

    TextWatcher editTextWatcher = new AddAccountTextWatcher(this);
    etUsername.addTextChangedListener(editTextWatcher);
    etPassword.addTextChangedListener(editTextWatcher);
    etRestProxy.addTextChangedListener(editTextWatcher);
    etSearchProxy.addTextChangedListener(editTextWatcher);

    AddAccountAuthorizeClickListener authorizeClickListener = null;
    authorizeClickListener = new AddAccountAuthorizeClickListener(this);
    btnAuthorize.setOnClickListener(authorizeClickListener);

}

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_config_sync);



    volumeName = (EditText) findViewById(R.id.volumeName);
    //volumeName.setFocusable(false);

    volumePath = (EditText) findViewById(R.id.volumePath);
    //volumePath.setFocusable(false);

    password = (EditText) findViewById(R.id.volumePassword);
    password.setTransformationMethod(PasswordTransformationMethod.getInstance());
    password.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD); 

    onlyWifiCheckBox = ((CheckBox) findViewById(R.id.onlyWifi));
    removeAfterCheckBox = ((CheckBox) findViewById(R.id.removeAfter));
    localFolder = ((EditText) findViewById(R.id.localFolder));
    syncID = ((EditText) findViewById(R.id.syncID));
    syncID.setFocusable(false);


    spin1=(Spinner) findViewById(R.id.selectedRule);
    ArrayAdapter<String> adapter=new ArrayAdapter<String>(ConfigSyncActivity.this, android.R.layout.simple_spinner_item, rules);
    adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
    spin1.setAdapter(adapter);
    spin1.setOnTouchListener(this);
    spin1.setOnItemSelectedListener((OnItemSelectedListener) this);

    refresh(null);


}

/**
 * Register a callback method for when an item is selected.
 *
 * @param listener The item selected listener.
 * @return self
 */
public T itemSelected(OnItemSelectedListener listener)
{
    if (view instanceof AdapterView)
    {
        AdapterView<?> alv = (AdapterView<?>) view;
        alv.setOnItemSelectedListener(listener);
    }
    return self();
}

/**
 * Register a callback method for when an item is selected. 
 *
 * @param listener The item selected listener.
 * @return self
 */
public T itemSelected(OnItemSelectedListener listener){

    if(view instanceof AdapterView){        
        AdapterView<?> alv = (AdapterView<?>) view;
        alv.setOnItemSelectedListener(listener);        
    }

    return self();

}

@SuppressLint("NewApi")
private void arrangeActionBar(Menu menu) {
    menu.findItem(TOGGLE_ARCHIVE_MENU_ITEM).setVisible(false);
    menu.findItem(LOG_MODE_ITEM).setVisible(false);
    menu.findItem(SEARCH_MENU_ITEM).setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS);
    spinner = new Spinner(this);
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN)
        spinner.setPopupBackgroundResource(R.drawable.menu_dropdown_panel);
    spinner.setAdapter(new ArrayAdapter<String>(getApplicationContext(), android.R.layout.simple_list_item_1,
        new String[] {
            getString(R.string.layout_app_name),
            getString(R.string.archive),
            getString(R.string.menu_log),
        }));
    spinner.setOnItemSelectedListener(new OnItemSelectedListener() {
        public void onItemSelected(AdapterView<?> parent, View v, int position, long id) {
            logMode = position == 2;
            showArchive = (position == 2 ? showArchive : position);
            if (logMode)
                clearFilter(null);
            getSeries();
        }
        public void onNothingSelected(AdapterView<?> arg0) {
        }
    });
    ActionBar actionBar = getActionBar();
    actionBar.setDisplayOptions(ActionBar.DISPLAY_SHOW_CUSTOM | ActionBar.DISPLAY_SHOW_HOME);
    actionBar.setCustomView(spinner);
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP)
        actionBar.setIcon(R.drawable.actionbar);
}

@Test
public void setOnItemSelectedListener_withAdPosition_shouldNotCallListener() {
    subject.setOnItemSelectedListener(mockListView, mockOnItemSelectedListener);

    ArgumentCaptor<OnItemSelectedListener> listenerCaptor =
            ArgumentCaptor.forClass(OnItemSelectedListener.class);
    verify(mockListView).setOnItemSelectedListener(listenerCaptor.capture());

    OnItemSelectedListener listener = listenerCaptor.getValue();
    listener.onItemSelected(mockListView, mockItemView, AD_POSITION, 0);

    verify(mockOnItemSelectedListener, never()).onItemSelected(
            any(AdapterView.class), any(View.class), anyInt(), anyInt());
}

@Test
public void setOnItemSelectedListener_withNonAdPosition_shouldCallListener() {
    subject.setOnItemSelectedListener(mockListView, mockOnItemSelectedListener);

    ArgumentCaptor<OnItemSelectedListener> listenerCaptor =
            ArgumentCaptor.forClass(OnItemSelectedListener.class);
    verify(mockListView).setOnItemSelectedListener(listenerCaptor.capture());

    OnItemSelectedListener listener = listenerCaptor.getValue();
    listener.onItemSelected(mockListView, mockItemView, AD_POSITION + 1, 0);

    verify(mockOnItemSelectedListener).onItemSelected(
            mockListView, mockItemView, AD_POSITION, 0);
}

/**
 * Register a callback method for when an item is selected.
 *
 * @param listener The item selected listener.
 * @return self
 */
public ViewHelper itemSelected(OnItemSelectedListener listener) {

    if (mView instanceof AdapterView) {
        AdapterView<?> alv = (AdapterView<?>) mView;
        alv.setOnItemSelectedListener(listener);
    }

    return this;

}

public SpinnerHelper(Spinner spinner, int loaderID, ResourceCursorAdapter adapter, @LayoutRes int dropDownLayout, OnItemSelectedListener onSelected) {
    Spinner = spinner;
    mLoaderID = loaderID;
    Spinner.setOnItemSelectedListener(onSelected);
    Spinner.setAdapter(adapter);
    adapter.setDropDownViewResource(dropDownLayout);

}

@Override
protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        // Intialize and set the Action Bar to Holo Blue
        ActionBar actionBar = getActionBar();
        actionBar.setBackgroundDrawable(new ColorDrawable(Color.parseColor("#33b5e5" )));

        GridView grid = (GridView) findViewById(R.id.myGrid);
         rowItems = new ArrayList<RowItem>();

        String[] titles = {"Movie1","Movie2","Movie3","Movie4","Movie5","Movie6","Movie7","Movie8"};
        String[] descriptions = {"First Movie","Second movie","Third Movie","Fourth Movie","Fifth Movie",
                        "Sixth Movie","Seventh Movie","Eighth Movie"};
        //Populate the List
        for (int i = 0; i < titles.length; i++) {
            RowItem item = new RowItem(images[i], titles[i], descriptions[i]);
            rowItems.add(item);
        }

        // Set the adapter on the ListView
        LazyAdapter adapter = new LazyAdapter(getApplicationContext(), R.layout.grid_row, rowItems);
        grid.setAdapter(adapter);

        grid.setOnItemSelectedListener(new OnItemSelectedListener() {

                        @Override
                        public void onItemSelected(AdapterView<?> arg0, View arg1,
                                        int arg2, long arg3) {
                                // TODO Auto-generated method stub

                        }


                });
}

void setOnItemSelectedListener(OnItemSelectedListener l) {
    if (mInstallingManager) {
        return;
    }

    mOnItemSelectedListener = l;
}

@Override
public void onItemSelected(AdapterView<?> adapterView, View view, int position, long id) {
    if (mScrollState != OnScrollListener.SCROLL_STATE_IDLE) {
        mScrollState = OnScrollListener.SCROLL_STATE_IDLE;
        postUpdateItems();
    }

    final OnItemSelectedListener l = mManaged.getOnItemSelectedListener();
    if (l != null) {
        l.onItemSelected(adapterView, view, position, id);
    }
}

@Override
public void onNothingSelected(AdapterView<?> adapterView) {
    final OnItemSelectedListener l = mManaged.getOnItemSelectedListener();
    if (l != null) {
        l.onNothingSelected(adapterView);
    }
}

private void initializeReciterSpinner()

    {

        ReciterDataManger manager = new ReciterDataManger(
                getApplicationContext());
        downloadedReciterList = manager.getDownloadedReciterList(surah);

        // setting reciter spinner list
        ArrayAdapter<String> dataAdapter = new ArrayAdapter<String>(this,
                android.R.layout.simple_spinner_item, downloadedReciterList);
        dataAdapter
                .setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
        reciterSpinner.setAdapter(dataAdapter);
        reciterSpinner.setOnItemSelectedListener(new OnItemSelectedListener() {

            @Override
            public void onItemSelected(AdapterView<?> parent, View view,
                    int position, long id) {

                selectedAuthorName = downloadedReciterList.get(position);
                // if (selectedAuthorName != CONSTANT.AUDIO_NOT_FOUND) {
                // resetVerse();
                // play();
                // }
                resetVerse();
                play();
            }

            @Override
            public void onNothingSelected(AdapterView<?> arg0) {

            }

        });

    }

/**
 * Register a callback method for when an item is selected. 
 *
 * @param listener The item selected listener.
 * @return self
 */
public T itemSelected(OnItemSelectedListener listener){

    if(view instanceof AdapterView){        
        AdapterView<?> alv = (AdapterView<?>) view;
        alv.setOnItemSelectedListener(listener);        
    }

    return self();

}

/**
 * Register a callback method for when an item is selected.
 * 
 * @param listener
 *            The item selected listener.
 * @return self
 */
public T itemSelected(OnItemSelectedListener listener) {

    if (view instanceof AdapterView) {
        AdapterView<?> alv = (AdapterView<?>) view;
        alv.setOnItemSelectedListener(listener);
    }

    return self();

}

/**
 * Register a callback method for when an item is selected.
 * 
 * @param listener
 *            The item selected listener.
 * @return self
 */
public T itemSelected(OnItemSelectedListener listener) {

    if (view instanceof AdapterView) {
        AdapterView<?> alv = (AdapterView<?>) view;
        alv.setOnItemSelectedListener(listener);
    }

    return self();

}

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;
}

@Override
protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        // Intialize and set the Action Bar to Holo Blue
        ActionBar actionBar = getActionBar();
        actionBar.setBackgroundDrawable(new ColorDrawable(Color.parseColor("#33b5e5" )));

        GridView grid = (GridView) findViewById(R.id.myGrid);
         rowItems = new ArrayList<RowItem>();

        String[] titles = {"Movie1","Movie2","Movie3","Movie4","Movie5","Movie6","Movie7","Movie8"};
        String[] descriptions = {"First Movie","Second movie","Third Movie","Fourth Movie","Fifth Movie",
                        "Sixth Movie","Seventh Movie","Eighth Movie"};
        //Populate the List
        for (int i = 0; i < titles.length; i++) {
            RowItem item = new RowItem(images[i], titles[i], descriptions[i]);
            rowItems.add(item);
        }

        // Set the adapter on the ListView
        LazyAdapter adapter = new LazyAdapter(getApplicationContext(), R.layout.grid_row, rowItems);
        grid.setAdapter(adapter);

        grid.setOnItemSelectedListener(new OnItemSelectedListener() {

                        @Override
                        public void onItemSelected(AdapterView<?> arg0, View arg1,
                                        int arg2, long arg3) {
                                // TODO Auto-generated method stub

                        }


                });
}

private void registerSpinner(int selectedPos) {
        searchInSelectionSpinner = (Spinner)findViewById(R.id.searchInSelectionSpinner);
        searchInSelectionSpinner.setSelection(selectedPos); // title
        searchInSelectionSpinner.setOnItemSelectedListener(new OnItemSelectedListener() {

            @Override
            public void onItemSelected(AdapterView<?> parent, View view,
                    int pos, long id) {
                search();
            }

            @Override
            public void onNothingSelected(AdapterView<?> arg0) {
                // TODO: nothing to do (?)
            }
        });
//      searchInArtists = (RadioButton) findViewById(R.id.searchInArtists);
//      searchInAlbums = (RadioButton) findViewById(R.id.searchInAlbums);
//      searchInFamousArtists = (RadioButton) findViewById(R.id.searchInSimilarArtists);
//      searchInTitles = (RadioButton) findViewById(R.id.searchInTitles);
//      RadioGroup radioGroup = (RadioGroup) findViewById(R.id.searchCriterion);
//      radioGroup.setOnCheckedChangeListener(new OnCheckedChangeListener() {
//
//          @Override
//          public void onCheckedChanged(RadioGroup group, int checkedId) {
//              search();
//          }
//      });
    }

private void initSpinner() {
  mSpinner = (Spinner) findViewById(R.id.period_spinner);

  ArrayAdapter<CharSequence> adapter =
      new ArrayAdapter<CharSequence>(getContext(), android.R.layout.simple_spinner_item);
  adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
  initPeriodsMap();
  for (String key : PERIODS.keySet()) {
    adapter.add(key);
  }
  mSpinner.setAdapter(adapter);

  mSpinner.setOnItemSelectedListener(
      new OnItemSelectedListener() {
        @Override
        public void onItemSelected(AdapterView<?> parent, View view, int pos, long id) {
          String string = (String) parent.getItemAtPosition(pos);
          mCurrentPeriod = PERIODS.get(string);
          if (mOnPeriodChangeListener != null) {
            mOnPeriodChangeListener.onPeriodChange(mCurrentPeriod);
          }
        }

        @Override
        public void onNothingSelected(AdapterView<?> arg0) {}
      });
  mCurrentPeriod = PERIODS.get(mSpinner.getSelectedItem().toString());
}

private Spinner generateSpinner(Context context, OnItemSelectedListener listener, int description, int[] choices) {
    String[] mStrings = new String[choices.length];
    Resources resources = context.getResources();
    for (int i = 0; i < mStrings.length; i++) {
        mStrings[i] = resources.getString(description) + ": " + resources.getString(choices[i]).toUpperCase();
    }

    Spinner speedSpinner = new Spinner(context);
    ArrayAdapter<String> adapter = new ArrayAdapter<String>(context, android.R.layout.simple_spinner_item, mStrings);
    adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
    speedSpinner.setAdapter(adapter);
    speedSpinner.setOnItemSelectedListener(listener);
    return speedSpinner;
}

private Spinner generateSpinner(Context context, OnItemSelectedListener listener, int description, int[] choices) {
    String[] mStrings = new String[choices.length];
    Resources resources = context.getResources();
    for (int i = 0; i < mStrings.length; i++) {
        mStrings[i] = resources.getString(description) + ": " + resources.getString(choices[i]).toUpperCase();
    }

    Spinner speedSpinner = new Spinner(context);
    ArrayAdapter<String> adapter = new ArrayAdapter<String>(context, android.R.layout.simple_spinner_item, mStrings);
    adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
    speedSpinner.setAdapter(adapter);
    speedSpinner.setOnItemSelectedListener(listener);
    return speedSpinner;
}

private Spinner generateSpinner(Context context, OnItemSelectedListener listener, int description, int[] choices) {
    String[] mStrings = new String[choices.length];
    Resources resources = context.getResources();
    for (int i = 0; i < mStrings.length; i++) {
        mStrings[i] = resources.getString(description) + ": " + resources.getString(choices[i]).toUpperCase();
    }

    Spinner speedSpinner = new Spinner(context);
    ArrayAdapter<String> adapter = new ArrayAdapter<String>(context, android.R.layout.simple_spinner_item, mStrings);
    adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
    speedSpinner.setAdapter(adapter);
    speedSpinner.setOnItemSelectedListener(listener);
    return speedSpinner;
}

/**
 * Register a callback method for when an item is selected. 
 *
 * @param listener The item selected listener.
 * @return self
 */
public T itemSelected(OnItemSelectedListener listener){

    if(view instanceof AdapterView){        
        AdapterView<?> alv = (AdapterView<?>) view;
        alv.setOnItemSelectedListener(listener);        
    }

    return self();

}

/**
 * This is invoked only when the user makes changes to a widget, not when
 * widgets are changed programmatically.  (The logic is simpler when you know
 * that this is the last thing called after an input change.)
 */
private void validateFields() {
    AuthType authType = getSelectedAuthType();
    boolean isAuthTypeExternal = (AuthType.EXTERNAL == authType);

    ConnectionSecurity connectionSecurity = getSelectedSecurity();
    boolean hasConnectionSecurity = (connectionSecurity != ConnectionSecurity.NONE);

    if (isAuthTypeExternal && !hasConnectionSecurity) {

        // Notify user of an invalid combination of AuthType.EXTERNAL & ConnectionSecurity.NONE
        String toastText = getString(R.string.account_setup_incoming_invalid_setting_combo_notice,
                getString(R.string.account_setup_incoming_auth_type_label),
                AuthType.EXTERNAL.toString(),
                getString(R.string.account_setup_incoming_security_label),
                ConnectionSecurity.NONE.toString());
        Toast.makeText(this, toastText, Toast.LENGTH_LONG).show();

        // Reset the views back to their previous settings without recursing through here again
        OnItemSelectedListener onItemSelectedListener = mAuthTypeView.getOnItemSelectedListener();
        mAuthTypeView.setOnItemSelectedListener(null);
        mAuthTypeView.setSelection(mCurrentAuthTypeViewPosition, false);
        mAuthTypeView.setOnItemSelectedListener(onItemSelectedListener);
        updateViewFromAuthType();

        onItemSelectedListener = mSecurityTypeView.getOnItemSelectedListener();
        mSecurityTypeView.setOnItemSelectedListener(null);
        mSecurityTypeView.setSelection(mCurrentSecurityTypeViewPosition, false);
        mSecurityTypeView.setOnItemSelectedListener(onItemSelectedListener);
        updateAuthPlainTextFromSecurityType(getSelectedSecurity());

        mPortView.removeTextChangedListener(validationTextWatcher);
        mPortView.setText(mCurrentPortViewSetting);
        mPortView.addTextChangedListener(validationTextWatcher);

        authType = getSelectedAuthType();
        isAuthTypeExternal = (AuthType.EXTERNAL == authType);

        connectionSecurity = getSelectedSecurity();
        hasConnectionSecurity = (connectionSecurity != ConnectionSecurity.NONE);
    } else {
        mCurrentAuthTypeViewPosition = mAuthTypeView.getSelectedItemPosition();
        mCurrentSecurityTypeViewPosition = mSecurityTypeView.getSelectedItemPosition();
        mCurrentPortViewSetting = mPortView.getText().toString();
    }

    boolean hasValidCertificateAlias = mClientCertificateSpinner.getAlias() != null;
    boolean hasValidUserName = Utility.requiredFieldValid(mUsernameView);

    boolean hasValidPasswordSettings = hasValidUserName
            && !isAuthTypeExternal
            && Utility.requiredFieldValid(mPasswordView);

    boolean hasValidExternalAuthSettings = hasValidUserName
            && isAuthTypeExternal
            && hasConnectionSecurity
            && hasValidCertificateAlias;

    mNextButton.setEnabled(Utility.domainFieldValid(mServerView)
            && Utility.requiredFieldValid(mPortView)
            && (hasValidPasswordSettings || hasValidExternalAuthSettings));
    Utility.setCompoundDrawablesAlpha(mNextButton, mNextButton.isEnabled() ? 255 : 128);
}

/**
 * This is invoked only when the user makes changes to a widget, not when
 * widgets are changed programmatically.  (The logic is simpler when you know
 * that this is the last thing called after an input change.)
 */
private void validateFields() {
    AuthType authType = getSelectedAuthType();
    boolean isAuthTypeExternal = (AuthType.EXTERNAL == authType);

    ConnectionSecurity connectionSecurity = getSelectedSecurity();
    boolean hasConnectionSecurity = (connectionSecurity != ConnectionSecurity.NONE);

    if (isAuthTypeExternal && !hasConnectionSecurity) {

        // Notify user of an invalid combination of AuthType.EXTERNAL & ConnectionSecurity.NONE
        String toastText = getString(R.string.account_setup_outgoing_invalid_setting_combo_notice,
                getString(R.string.account_setup_incoming_auth_type_label),
                AuthType.EXTERNAL.toString(),
                getString(R.string.account_setup_incoming_security_label),
                ConnectionSecurity.NONE.toString());
        Toast.makeText(this, toastText, Toast.LENGTH_LONG).show();

        // Reset the views back to their previous settings without recursing through here again
        OnItemSelectedListener onItemSelectedListener = mAuthTypeView.getOnItemSelectedListener();
        mAuthTypeView.setOnItemSelectedListener(null);
        mAuthTypeView.setSelection(mCurrentAuthTypeViewPosition, false);
        mAuthTypeView.setOnItemSelectedListener(onItemSelectedListener);
        updateViewFromAuthType();

        onItemSelectedListener = mSecurityTypeView.getOnItemSelectedListener();
        mSecurityTypeView.setOnItemSelectedListener(null);
        mSecurityTypeView.setSelection(mCurrentSecurityTypeViewPosition, false);
        mSecurityTypeView.setOnItemSelectedListener(onItemSelectedListener);
        updateAuthPlainTextFromSecurityType(getSelectedSecurity());

        mPortView.removeTextChangedListener(validationTextWatcher);
        mPortView.setText(mCurrentPortViewSetting);
        mPortView.addTextChangedListener(validationTextWatcher);

        authType = getSelectedAuthType();
        isAuthTypeExternal = (AuthType.EXTERNAL == authType);

        connectionSecurity = getSelectedSecurity();
        hasConnectionSecurity = (connectionSecurity != ConnectionSecurity.NONE);
    } else {
        mCurrentAuthTypeViewPosition = mAuthTypeView.getSelectedItemPosition();
        mCurrentSecurityTypeViewPosition = mSecurityTypeView.getSelectedItemPosition();
        mCurrentPortViewSetting = mPortView.getText().toString();
    }

    boolean hasValidCertificateAlias = mClientCertificateSpinner.getAlias() != null;
    boolean hasValidUserName = Utility.requiredFieldValid(mUsernameView);

    boolean hasValidPasswordSettings = hasValidUserName
            && !isAuthTypeExternal
            && Utility.requiredFieldValid(mPasswordView);

    boolean hasValidExternalAuthSettings = hasValidUserName
            && isAuthTypeExternal
            && hasConnectionSecurity
            && hasValidCertificateAlias;

    mNextButton
            .setEnabled(Utility.domainFieldValid(mServerView)
                    && Utility.requiredFieldValid(mPortView)
                    && (!mRequireLoginView.isChecked()
                            || hasValidPasswordSettings || hasValidExternalAuthSettings));
    Utility.setCompoundDrawablesAlpha(mNextButton, mNextButton.isEnabled() ? 255 : 128);
}

public void setOnItemSelectedListener(OnItemSelectedListener onItemSelectedListener) {
    this.onItemSelectedListener = onItemSelectedListener;
}

public void setOnItemSelectedListener(OnItemSelectedListener onItemSelectedListener) {
    this.onItemSelectedListener = onItemSelectedListener;
}

public void setOnItemSelectedListener(OnItemSelectedListener onItemSelectedListener) {
    this.onItemSelectedListener = onItemSelectedListener;
}

public void setOnItemSelectedListener(OnItemSelectedListener onItemSelectedListener) {
    this.onItemSelectedListener = onItemSelectedListener;
}

public void setOnItemSelectedListener(OnItemSelectedListener onItemSelectedListener) {
    this.onItemSelectedListener = onItemSelectedListener;
}