下面列出了android.widget.ArrayAdapter#getPosition ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
@SuppressWarnings("unchecked")
public void refreshCollections(boolean forceDefaults) {
ArrayAdapter<TGSelectableItem> arrayAdapter = new ArrayAdapter<TGSelectableItem>(findActivity(), android.R.layout.simple_spinner_item, createCollectionValues());
arrayAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
TGBrowserCollection selectedCollection = (forceDefaults ? TGBrowserManager.getInstance(this.findContext()).getDefaultCollection() : this.findCurrentCollection());
TGSelectableItem selectedItem = new TGSelectableItem(selectedCollection, 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);
}
spinner.setOnItemSelectedListener(listener);
if( spinner.getSelectedItemPosition() != selectedItemPosition ) {
spinner.setSelection(selectedItemPosition, false);
}
}
@SuppressWarnings("unchecked")
private void showReminderNotificationIntervalDialog() {
final ArrayAdapter<Integer> adapter
= new ArrayAdapter<>(this, android.R.layout.simple_list_item_single_choice);
adapter.addAll(getReminderNotificationIntervals());
int currentSelection = adapter.getPosition((int) (PrefManager.getReminderNotificationInterval() / 60000));
new AlertDialog.Builder(this)
.setTitle(getString(R.string.minutes))
.setSingleChoiceItems(adapter, currentSelection, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int position) {
PrefManager.setReminderNotificationInterval(adapter.getItem(position) * 60000);
}
})
.setPositiveButton(R.string.ok, null)
.create().show();
}
void showProperties(final Map<String, String> properties) {
final String nameValue = properties.get(NAME_KEY);
if (nameValue != null)
name.setText(nameValue);
final String ageValue = properties.get(AGE_KEY);
if (ageValue != null)
age.setText(ageValue);
final String genderValue = properties.get(GENDER_KEY);
if (genderValue != null) {
ArrayAdapter<String> myAdap = (ArrayAdapter<String>) gender.getAdapter(); //cast to an ArrayAdapter
int spinnerPosition = myAdap.getPosition(genderValue);
gender.setSelection(spinnerPosition);
}
}
private void setBloodAdapter() {
final String[] choices = {"A+", "A-", "B+", "B-", "AB+", "AB-", "O+", "O-"};
ArrayAdapter<String> badapter = new ArrayAdapter<String>(ProfileSetting.this, android.R.layout.simple_spinner_item, choices);
badapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
spBloodGroup.setAdapter(badapter);
try {
if (!bloodGroup.equals(null) && !bloodGroup.equals("0")) {
int spinnerPosition = badapter.getPosition(bloodGroup);
spBloodGroup.setSelection(spinnerPosition + 1);
}
} catch (Exception e) {
// TODO: handle exception
}
}
private void setBloodAdapter() {
final String[] choices = {"A+", "A-", "B+", "B-", "AB+", "AB-", "O+", "O-"};
ArrayAdapter<String> badapter = new ArrayAdapter<String>(ProfileSetting.this, android.R.layout.simple_spinner_item, choices);
badapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
spBloodGroup.setAdapter(badapter);
try {
if (!bloodGroup.equals(null) && !bloodGroup.equals("0")) {
int spinnerPosition = badapter.getPosition(bloodGroup);
spBloodGroup.setSelection(spinnerPosition + 1);
}
} catch (Exception e) {
// TODO: handle exception
}
}
private void setSpinnerByValue(Spinner spinner, String value){
ArrayAdapter<CharSequence> arrayAdapter = (ArrayAdapter<CharSequence>) spinner.getAdapter();
int spinnerPosition = arrayAdapter.getPosition(value);
spinner.setSelection(spinnerPosition);
}
private void setSpinnerByValue(Spinner spinner, String value){
ArrayAdapter<CharSequence> arrayAdapter = (ArrayAdapter<CharSequence>) spinner.getAdapter();
int spinnerPosition = arrayAdapter.getPosition(value);
spinner.setSelection(spinnerPosition);
}
@Override
public Dialog onCreateDialog(Bundle savedInstanceState) {
final Context context = getActivity();
final AlertDialog.Builder builder = new AlertDialog.Builder(context);
final LayoutInflater dialogInflater = getActivity().getLayoutInflater();
final View view = dialogInflater.inflate(R.layout.dialog_create_connection, null, false);
name = (AppCompatEditText) view.findViewById(R.id.name);
host = (AppCompatEditText) view.findViewById(R.id.host);
port = (AppCompatEditText) view.findViewById(R.id.port);
path = (AppCompatEditText) view.findViewById(R.id.path);
hostContainer = view.findViewById(R.id.hostContainer);
pathContainer = view.findViewById(R.id.pathContainer);
username = (AppCompatEditText) view.findViewById(R.id.username);
usernameContainer = view.findViewById(R.id.usernameContainer);
password = (AppCompatEditText) view.findViewById(R.id.password);
passwordContainer = view.findViewById(R.id.passwordContainer);
scheme = (AppCompatSpinner) view.findViewById(R.id.scheme);
anonymous = (AppCompatCheckBox) view.findViewById(R.id.anonymous);
anonymous.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton compoundButton, boolean b) {
usernameContainer.setVisibility(b ? View.GONE : View.VISIBLE);
passwordContainer.setVisibility(b ? View.GONE : View.VISIBLE);
}
});
if(connection_id != 0){
NetworkConnection connection =
NetworkConnection.fromConnectionId(getActivity(), connection_id);
ArrayAdapter myAdap = (ArrayAdapter) scheme.getAdapter();
int spinnerPosition = myAdap.getPosition(connection.getScheme().toUpperCase());
scheme.setSelection(spinnerPosition);
name.setText(connection.getName());
host.setText(connection.getHost());
port.setText(Integer.toString(connection.getPort()));
path.setText(connection.getPath());
username.setText(connection.getUserName());
password.setText(connection.getPassword());
anonymous.setChecked(connection.isAnonymousLogin());
if(SERVER.equals(connection.getType())){
hostContainer.setVisibility(View.GONE);
pathContainer.setVisibility(View.VISIBLE);
}
}
builder.setTitle( (connection_id == 0 ? "New" : "Edit") + " Connection");
builder.setView(view);
builder.setPositiveButton(connection_id == 0 ? "ADD" : "SAVE", new OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
final BaseActivity activity = (BaseActivity) getActivity();
NetworkConnection networkConnection = getNetworkConnection();
if(validate(networkConnection)){
new CreateConnectionTask(activity, networkConnection).executeOnExecutor(
ProviderExecutor.forAuthority(ExplorerProvider.AUTHORITY));
}
}
});
builder.setNegativeButton(android.R.string.cancel, null);
return builder.create();
}
@Override
public Dialog onCreateDialog(Bundle savedInstanceState) {
final Context context = getActivity();
final AlertDialog.Builder builder = new AlertDialog.Builder(context);
final LayoutInflater dialogInflater = getActivity().getLayoutInflater();
final View view = dialogInflater.inflate(R.layout.dialog_create_connection, null, false);
name = (AppCompatEditText) view.findViewById(R.id.name);
host = (AppCompatEditText) view.findViewById(R.id.host);
port = (AppCompatEditText) view.findViewById(R.id.port);
path = (AppCompatEditText) view.findViewById(R.id.path);
hostContainer = view.findViewById(R.id.hostContainer);
pathContainer = view.findViewById(R.id.pathContainer);
username = (AppCompatEditText) view.findViewById(R.id.username);
usernameContainer = view.findViewById(R.id.usernameContainer);
password = (AppCompatEditText) view.findViewById(R.id.password);
passwordContainer = view.findViewById(R.id.passwordContainer);
scheme = (AppCompatSpinner) view.findViewById(R.id.scheme);
anonymous = (AppCompatCheckBox) view.findViewById(R.id.anonymous);
anonymous.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton compoundButton, boolean b) {
usernameContainer.setVisibility(b ? View.GONE : View.VISIBLE);
passwordContainer.setVisibility(b ? View.GONE : View.VISIBLE);
}
});
if(connection_id != 0){
NetworkConnection connection =
NetworkConnection.fromConnectionId(getActivity(), connection_id);
ArrayAdapter myAdap = (ArrayAdapter) scheme.getAdapter();
int spinnerPosition = myAdap.getPosition(connection.getScheme().toUpperCase());
scheme.setSelection(spinnerPosition);
name.setText(connection.getName());
host.setText(connection.getHost());
port.setText(Integer.toString(connection.getPort()));
path.setText(connection.getPath());
username.setText(connection.getUserName());
password.setText(connection.getPassword());
anonymous.setChecked(connection.isAnonymousLogin());
if(SERVER.equals(connection.getType())){
hostContainer.setVisibility(View.GONE);
pathContainer.setVisibility(View.VISIBLE);
}
}
builder.setTitle( (connection_id == 0 ? "New" : "Edit") + " Connection");
builder.setView(view);
builder.setPositiveButton(connection_id == 0 ? "ADD" : "SAVE", new OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
final BaseActivity activity = (BaseActivity) getActivity();
NetworkConnection networkConnection = getNetworkConnection();
if(validate(networkConnection)){
new CreateConnectionTask(activity, networkConnection).executeOnExecutor(
ProviderExecutor.forAuthority(ExplorerProvider.AUTHORITY));
}
}
});
builder.setNegativeButton(android.R.string.cancel, null);
return builder.create();
}
@Override
public Dialog onCreateDialog(Bundle savedInstanceState) {
final Context context = getActivity();
final AlertDialog.Builder builder = new AlertDialog.Builder(context);
final LayoutInflater dialogInflater = getActivity().getLayoutInflater();
final View view = dialogInflater.inflate(R.layout.dialog_create_connection, null, false);
name = (AppCompatEditText) view.findViewById(R.id.name);
host = (AppCompatEditText) view.findViewById(R.id.host);
port = (AppCompatEditText) view.findViewById(R.id.port);
path = (AppCompatEditText) view.findViewById(R.id.path);
hostContainer = view.findViewById(R.id.hostContainer);
pathContainer = view.findViewById(R.id.pathContainer);
username = (AppCompatEditText) view.findViewById(R.id.username);
usernameContainer = view.findViewById(R.id.usernameContainer);
password = (AppCompatEditText) view.findViewById(R.id.password);
passwordContainer = view.findViewById(R.id.passwordContainer);
scheme = (AppCompatSpinner) view.findViewById(R.id.scheme);
anonymous = (AppCompatCheckBox) view.findViewById(R.id.anonymous);
anonymous.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton compoundButton, boolean b) {
usernameContainer.setVisibility(b ? View.GONE : View.VISIBLE);
passwordContainer.setVisibility(b ? View.GONE : View.VISIBLE);
}
});
if(connection_id != 0){
NetworkConnection connection =
NetworkConnection.fromConnectionId(getActivity(), connection_id);
ArrayAdapter myAdap = (ArrayAdapter) scheme.getAdapter();
int spinnerPosition = myAdap.getPosition(connection.getScheme().toUpperCase());
scheme.setSelection(spinnerPosition);
name.setText(connection.getName());
host.setText(connection.getHost());
port.setText(Integer.toString(connection.getPort()));
path.setText(connection.getPath());
username.setText(connection.getUserName());
password.setText(connection.getPassword());
anonymous.setChecked(connection.isAnonymousLogin());
if(SERVER.equals(connection.getType())){
hostContainer.setVisibility(View.GONE);
pathContainer.setVisibility(View.VISIBLE);
}
}
builder.setTitle( (connection_id == 0 ? "New" : "Edit") + " Connection");
builder.setView(view);
builder.setPositiveButton(connection_id == 0 ? "ADD" : "SAVE", new OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
final BaseActivity activity = (BaseActivity) getActivity();
NetworkConnection networkConnection = getNetworkConnection();
if(validate(networkConnection)){
new CreateConnectionTask(activity, networkConnection).executeOnExecutor(
ProviderExecutor.forAuthority(ExplorerProvider.AUTHORITY));
}
}
});
builder.setNegativeButton(android.R.string.cancel, null);
return builder.create();
}
public void buildVendorSpinner(ArrayList<Vendor> vendorList, String selectedVendor) {
if (vendorMap == null) {
vendorMap = new TreeMap<>();
}
if (vendorMapIdAsKey == null) {
vendorMapIdAsKey = new TreeMap<>();
}
if (vendorList != null) {
for (Vendor vendor : vendorList) {
try {
vendorMap.put(vendor.getName(), vendor.getId());
vendorMapIdAsKey.put(vendor.getId(), vendor.getName());
} catch (EvercamException e) {
Log.e(TAG, e.toString());
}
}
}
Set<String> set = vendorMap.keySet();
String[] vendorArray = Commons.joinStringArray(new String[]{getResources().getString(R
.string.select_vendor)}, set.toArray(new String[0]));
ArrayAdapter<String> spinnerArrayAdapter = new ArrayAdapter<String>(getActivity(),
android.R.layout.simple_spinner_item, vendorArray);
spinnerArrayAdapter.setDropDownViewResource(R.layout.spinner);
int selectedPosition = 0;
if (isAddActivity()) {
if (getAddActivity().isFromDiscoverAndHasVendor()) {
String vendorId = getAddActivity().getDiscoveredCamera().getVendor();
String vendorName = vendorMapIdAsKey.get(vendorId);
selectedPosition = spinnerArrayAdapter.getPosition(vendorName);
}
}
if (selectedVendor != null) {
selectedPosition = spinnerArrayAdapter.getPosition(selectedVendor);
}
vendorSpinner.setAdapter(spinnerArrayAdapter);
if (selectedPosition != 0) {
vendorSpinner.setSelection(selectedPosition);
}
/* If vendor state are saved but haven't been selected */
else if (vendorSavedSelectedPosition != 0
&& vendorSpinner.getCount() > 1
&& vendorSavedSelectedPosition < vendorSpinner.getCount()) {
vendorSpinner.setSelection(vendorSavedSelectedPosition);
vendorSavedSelectedPosition = 0; //Then reset it
}
}
public void buildModelSpinner(ArrayList<Model> modelList, String selectedModel) {
if (modelMap == null) {
modelMap = new TreeMap<>();
}
modelMap.clear();
if (modelList == null) {
modelSpinner.setEnabled(false);
} else {
if (modelList.size() == 0) {
modelSpinner.setEnabled(false);
} else {
modelSpinner.setEnabled(true);
for (Model model : modelList) {
try {
modelMap.put(model.getId(), model.getName());
} catch (EvercamException e) {
Log.e(TAG, e.toString());
}
}
}
}
Collection<String> modelNameCollection = modelMap.values();
String[] fullModelArray = Commons.joinStringArray(new String[]{getResources().getString(R
.string.select_model)}, modelNameCollection.toArray(new String[0]));
ArrayAdapter<String> spinnerArrayAdapter = new ArrayAdapter<String>(getActivity(),
android.R.layout.simple_spinner_item, fullModelArray);
int defaultObjectIndex = spinnerArrayAdapter.getPosition(getString(R.string
.model_default));
if (defaultObjectIndex >= 0){
String defaultObject = fullModelArray[defaultObjectIndex];
for (int i = (defaultObjectIndex - 1); i >= 0; i--) {
fullModelArray[i+1] = fullModelArray[i];
}
fullModelArray[1] = defaultObject;
}
spinnerArrayAdapter.setDropDownViewResource(R.layout.spinner);
modelSpinner.setAdapter(spinnerArrayAdapter);
int selectedPosition = 0;
if (selectedModel != null) {
if (modelMap.get(selectedModel) != null) {
String selectedModelName = modelMap.get(selectedModel);
selectedPosition = spinnerArrayAdapter.getPosition(selectedModelName);
}
}
if (selectedPosition != 0) {
modelSpinner.setSelection(selectedPosition);
}
/* If vendor state are saved but haven't been selected */
else if (modelSavedSelectedPosition != 0 && modelSpinner.getCount() > 1
&& modelSavedSelectedPosition < modelSpinner.getCount()) {
modelSpinner.setSelection(modelSavedSelectedPosition);
modelSavedSelectedPosition = 0; // Then reset it
} else {
modelSpinner.setSelection(spinnerArrayAdapter.getPosition(getString(R.string
.model_default)));
}
}
private void setSpinner(Spinner spinner, String[] data, String pref) {
ArrayAdapter<String> itemsAdapter = new ArrayAdapter<>(this, R.layout.custom_spinnerlayout, data);
spinner.setAdapter(itemsAdapter);
int spinnerPosition = itemsAdapter.getPosition(ep.getString(pref, itemsAdapter.getItem(0)));
spinner.setSelection(spinnerPosition);
}
private void setDurationSpinner (final int mins, final ArrayAdapter<Duration> refAdapter) {
final Duration duration = new Duration(mins > 0 ? mins : 0);
final int pos = refAdapter.getPosition(duration);
if (pos < 0) refAdapter.add(duration); // Allow for any value to have been chosen before.
this.spnRefresh.setSelection(pos < 0 ? refAdapter.getPosition(duration) : pos);
}
/**
* @param context the context to use.
* @param attrs attributes.
* @param parentView parent
* @param label label
* @param value _value
* @param dataMap the map of the data.
* @param constraintDescription constraints
*/
public GTwoConnectedComboView(Context context, AttributeSet attrs, LinearLayout parentView, String label, String value,
LinkedHashMap<String, List<String>> dataMap, String constraintDescription) {
super(context, attrs);
this.dataMap = dataMap;
if (value == null)
value = "";
String[] valueSplit = value.split(SEP);
String _combo1Value;
String _combo2Value;
if (valueSplit.length == 2) {
_combo1Value = valueSplit[0];
_combo2Value = valueSplit[1];
} else {
_combo1Value = "";
_combo2Value = "";
}
TextView textView = new TextView(context);
LinearLayout.LayoutParams textViewParams = new LinearLayout.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT);
textViewParams.setMargins(15, 25, 15, 15);
textView.setLayoutParams(textViewParams);
textView.setPadding(2, 2, 2, 2);
textView.setText(label.replace(UNDERSCORE, " ").replace(COLON, " ") + " " + constraintDescription);
textView.setTextColor(Compat.getColor(context, R.color.formcolor));
parentView.addView(textView);
LinearLayout combosLayout = new LinearLayout(context);
LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(LayoutParams.MATCH_PARENT,
LayoutParams.WRAP_CONTENT);
layoutParams.setMargins(10, 10, 10, 10);
combosLayout.setLayoutParams(layoutParams);
combosLayout.setOrientation(LinearLayout.VERTICAL);
combosLayout.setBackground(Compat.getDrawable(context, R.drawable.thin_background_frame));
parentView.addView(combosLayout);
combo1Spinner = new Spinner(context);
LinearLayout.LayoutParams titleSpinnerParams = new LinearLayout.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT);
titleSpinnerParams.setMargins(15, 25, 15, 15);
combo1Spinner.setLayoutParams(titleSpinnerParams);
Set<String> titlesSet = dataMap.keySet();
ArrayList<String> combo1Items = new ArrayList<>(titlesSet);
combo1Items.add(0, "");
ArrayAdapter<String> titleListAdapter = new ArrayAdapter<>(context, android.R.layout.simple_spinner_dropdown_item, combo1Items);
titleListAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
combo1Spinner.setAdapter(titleListAdapter);
combo1Spinner.setPopupBackgroundDrawable(Compat.getDrawable(context, R.drawable.thin_background_frame));
combo1Spinner.setBackground(Compat.getDrawable(context, R.drawable.thin_background_frame));
int minHeight = getMinComboHeight(context);
combo1Spinner.setMinimumHeight(minHeight);
combo2Spinner = new Spinner(context);
LinearLayout.LayoutParams valueSpinnerParams = new LinearLayout.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT);
valueSpinnerParams.setMargins(15, 25, 15, 15);
combo2Spinner.setLayoutParams(valueSpinnerParams);
combo2Spinner.setPopupBackgroundDrawable(Compat.getDrawable(context, R.drawable.thin_background_frame));
combo2Spinner.setBackground(Compat.getDrawable(context, R.drawable.thin_background_frame));
combo2Spinner.setMinimumHeight(minHeight);
List<String> combo2ItemsList = new ArrayList<>();
if (_combo1Value.length() > 0) {
combo2ItemsList = dataMap.get(_combo1Value);
int indexOf = combo1Items.indexOf(_combo1Value.trim());
if (indexOf != -1) {
combo1Spinner.setSelection(indexOf, false);
}
}
ArrayAdapter<String> combo2ListAdapter = new ArrayAdapter<>(context, android.R.layout.simple_spinner_dropdown_item, combo2ItemsList);
combo2ListAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
combo2Spinner.setAdapter(combo2ListAdapter);
combosLayout.addView(combo1Spinner);
combosLayout.addView(combo2Spinner);
if (_combo2Value.length() > 0) {
int position = combo2ListAdapter.getPosition(_combo2Value);
combo2Spinner.setSelection(position, false);
}
combo1Spinner.setOnItemSelectedListener(this);
}