下面列出了android.widget.AutoCompleteTextView#setThreshold ( ) 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。
/**
* method to generate search suggestions for the AutoCompleteTextView from
* previously searched URLs
*/
private void initializeSearchSuggestions(final AutoCompleteTextView getUrl) {
getUrl.setThreshold(1);
getUrl.setDropDownWidth(-1);
getUrl.setDropDownAnchor(R.id.toolbar_layout);
getUrl.setOnItemClickListener(new OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> arg0, View arg1, int arg2, long arg3) {
}
});
getUrl.setSelectAllOnFocus(true);
mSearchAdapter = new SearchAdapter(mActivity, mDarkTheme, isIncognito());
getUrl.setAdapter(mSearchAdapter);
}
@Override
public void onEditTextAttached(@NonNull TextInputLayout textInputLayout) {
AutoCompleteTextView autoCompleteTextView =
castAutoCompleteTextViewOrThrow(textInputLayout.getEditText());
setPopupBackground(autoCompleteTextView);
addRippleEffect(autoCompleteTextView);
setUpDropdownShowHideBehavior(autoCompleteTextView);
autoCompleteTextView.setThreshold(0);
autoCompleteTextView.removeTextChangedListener(exposedDropdownEndIconTextWatcher);
autoCompleteTextView.addTextChangedListener(exposedDropdownEndIconTextWatcher);
textInputLayout.setEndIconCheckable(true);
textInputLayout.setErrorIconDrawable(null);
textInputLayout.setTextInputAccessibilityDelegate(accessibilityDelegate);
textInputLayout.setEndIconVisible(true);
}
@SuppressWarnings({ "unchecked", "rawtypes" })
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_create_bot);
resetView();
final AutoCompleteTextView templateText = (AutoCompleteTextView) findViewById(R.id.templateText);
templateText.setText(MainActivity.template);
ArrayAdapter adapter = new ArrayAdapter(this,
android.R.layout.select_dialog_item, MainActivity.getAllTemplates(this));
templateText.setThreshold(0);
templateText.setAdapter(adapter);
templateText.setOnTouchListener(new View.OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event){
templateText.showDropDown();
return false;
}
});
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
View view = inflater.inflate(R.layout.edit_heading_fragment, container, false);
tagsView = (AutoCompleteTextView) view.findViewById(R.id.tags);
inheritedTagsView = (TextView) view.findViewById(R.id.inheritedTags);
headingView = (AutoCompleteTextView) view.findViewById(R.id.heading);
headingView.setOnEditorActionListener(this);
headingView.setThreshold(0);
headingView.requestFocus();
getDialog().getWindow().setSoftInputMode(
WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE);
return view;
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.menu_search, menu);
MenuItem searchItem = menu.findItem(R.id.action_search);
SearchView searchView =
(SearchView) MenuItemCompat.getActionView(searchItem);
searchView.setOnQueryTextListener(this);
searchView.setInputType(InputType.TYPE_TEXT_FLAG_CAP_WORDS);
searchView.setQuery(mPresenter.getSearchModels().get(0).getQuery(), false);
if (isInputMode) {
MenuItemCompat.expandActionView(searchItem);
} else {
MenuItemCompat.collapseActionView(searchItem);
}
MenuItemCompat.setOnActionExpandListener(searchItem, this);
AutoCompleteTextView autoCompleteTextView = searchView
.findViewById(android.support.v7.appcompat.R.id.search_src_text);
autoCompleteTextView.setThreshold(0);
autoCompleteTextView.setAdapter(new ArrayAdapter<>(this,
R.layout.layout_item_simple_list, mPresenter.getSearchRecordList()));
autoCompleteTextView.setDropDownBackgroundDrawable(new ColorDrawable(ViewUtils.getWindowBackground(getActivity())));
autoCompleteTextView.setOnItemClickListener((parent, view, position, id) -> {
onQueryTextSubmit(parent.getAdapter().getItem(position).toString());
});
return super.onCreateOptionsMenu(menu);
}
public static void setupAccountHistory( AutoCompleteTextView... autoTextViewArray ) {
for ( AutoCompleteTextView actv : autoTextViewArray ) {
AccountAdapter adapter = new AccountAdapter(actv.getContext(), R.layout.account_suggestion, R.id.eos_account);
if (actv instanceof MultiAutoCompleteTextView) {
((MultiAutoCompleteTextView) actv).setTokenizer(new WhitSpaceTokenizer());
}
actv.setThreshold(1);
actv.setAdapter(adapter);
}
}
/**
* method to generate search suggestions for the AutoCompleteTextView from
* previously searched URLs
*/
private void initializeSearchSuggestions(final AutoCompleteTextView getUrl) {
mSuggestionsAdapter = new SuggestionsAdapter(this, mDarkTheme, isIncognito());
getUrl.setThreshold(1);
getUrl.setDropDownWidth(-1);
getUrl.setDropDownAnchor(R.id.toolbar_layout);
getUrl.setOnItemClickListener(new OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> adapterView, View view, int pos, long l) {
String url = null;
CharSequence urlString = ((TextView) view.findViewById(R.id.url)).getText();
if (urlString != null) {
url = urlString.toString();
}
if (url == null || url.startsWith(getString(R.string.suggestion))) {
CharSequence searchString = ((TextView) view.findViewById(R.id.title)).getText();
if (searchString != null) {
url = searchString.toString();
}
}
if (url == null) {
return;
}
getUrl.setText(url);
searchTheWeb(url);
InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
imm.hideSoftInputFromWindow(getUrl.getWindowToken(), 0);
mPresenter.onAutoCompleteItemPressed();
}
});
getUrl.setSelectAllOnFocus(true);
getUrl.setAdapter(mSuggestionsAdapter);
}
/**
* Apply any AutoCompleteTextView style attributes to a view.
* @param v
* @param attrs
* @param defStyleAttr
* @param defStyleRes
*/
private static void applyStyle(AutoCompleteTextView v, AttributeSet attrs, int defStyleAttr, int defStyleRes){
TypedArray a = v.getContext().obtainStyledAttributes(attrs, R.styleable.AutoCompleteTextView, defStyleAttr, defStyleRes);
int n = a.getIndexCount();
for (int i = 0; i < n; i++) {
int attr = a.getIndex(i);
if(attr == R.styleable.AutoCompleteTextView_android_completionHint)
v.setCompletionHint(a.getString(attr));
else if(attr == R.styleable.AutoCompleteTextView_android_completionThreshold)
v.setThreshold(a.getInteger(attr, 0));
else if(attr == R.styleable.AutoCompleteTextView_android_dropDownAnchor)
v.setDropDownAnchor(a.getResourceId(attr, 0));
else if(attr == R.styleable.AutoCompleteTextView_android_dropDownHeight)
v.setDropDownHeight(a.getLayoutDimension(attr, ViewGroup.LayoutParams.WRAP_CONTENT));
else if(attr == R.styleable.AutoCompleteTextView_android_dropDownWidth)
v.setDropDownWidth(a.getLayoutDimension(attr, ViewGroup.LayoutParams.WRAP_CONTENT));
else if(attr == R.styleable.AutoCompleteTextView_android_dropDownHorizontalOffset)
v.setDropDownHorizontalOffset(a.getDimensionPixelSize(attr, 0));
else if(attr == R.styleable.AutoCompleteTextView_android_dropDownVerticalOffset)
v.setDropDownVerticalOffset(a.getDimensionPixelSize(attr, 0));
else if(attr == R.styleable.AutoCompleteTextView_android_popupBackground)
v.setDropDownBackgroundDrawable(a.getDrawable(attr));
}
a.recycle();
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
//Creating the instance of ArrayAdapter containing list of fruit names
ArrayAdapter<String> adapter = new ArrayAdapter<String>
(this, android.R.layout.select_dialog_item, fruits);
//Getting the instance of AutoCompleteTextView
AutoCompleteTextView actv = (AutoCompleteTextView) findViewById(R.id.autoCompleteTextView);
actv.setThreshold(1);//will start working from first character
actv.setAdapter(adapter);//setting the adapter data into the AutoCompleteTextView
actv.setTextColor(Color.RED);
}
/**
* method to generate search suggestions for the AutoCompleteTextView from
* previously searched URLs
*/
private void initializeSearchSuggestions(final AutoCompleteTextView getUrl) {
mSuggestionsAdapter = new SuggestionsAdapter(this, mDarkTheme, isIncognito());
getUrl.setThreshold(1);
getUrl.setDropDownWidth(-1);
getUrl.setDropDownAnchor(R.id.toolbar_layout);
getUrl.setOnItemClickListener(new OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> adapterView, View view, int pos, long l) {
String url = null;
CharSequence urlString = ((TextView) view.findViewById(R.id.url)).getText();
if (urlString != null) {
url = urlString.toString();
}
if (url == null || url.startsWith(getString(R.string.suggestion))) {
CharSequence searchString = ((TextView) view.findViewById(R.id.title)).getText();
if (searchString != null) {
url = searchString.toString();
}
}
if (url == null) {
return;
}
getUrl.setText(url);
searchTheWeb(url);
InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
imm.hideSoftInputFromWindow(getUrl.getWindowToken(), 0);
mPresenter.onAutoCompleteItemPressed();
}
});
getUrl.setSelectAllOnFocus(true);
getUrl.setAdapter(mSuggestionsAdapter);
}
/**
* Apply any AutoCompleteTextView style attributes to a view.
* @param v
* @param attrs
* @param defStyleAttr
* @param defStyleRes
*/
private static void applyStyle(AutoCompleteTextView v, AttributeSet attrs, int defStyleAttr, int defStyleRes){
TypedArray a = v.getContext().obtainStyledAttributes(attrs, R.styleable.AutoCompleteTextView, defStyleAttr, defStyleRes);
int n = a.getIndexCount();
for (int i = 0; i < n; i++) {
int attr = a.getIndex(i);
if(attr == R.styleable.AutoCompleteTextView_android_completionHint)
v.setCompletionHint(a.getString(attr));
else if(attr == R.styleable.AutoCompleteTextView_android_completionThreshold)
v.setThreshold(a.getInteger(attr, 0));
else if(attr == R.styleable.AutoCompleteTextView_android_dropDownAnchor)
v.setDropDownAnchor(a.getResourceId(attr, 0));
else if(attr == R.styleable.AutoCompleteTextView_android_dropDownHeight)
v.setDropDownHeight(a.getLayoutDimension(attr, ViewGroup.LayoutParams.WRAP_CONTENT));
else if(attr == R.styleable.AutoCompleteTextView_android_dropDownWidth)
v.setDropDownWidth(a.getLayoutDimension(attr, ViewGroup.LayoutParams.WRAP_CONTENT));
else if(attr == R.styleable.AutoCompleteTextView_android_dropDownHorizontalOffset)
v.setDropDownHorizontalOffset(a.getDimensionPixelSize(attr, 0));
else if(attr == R.styleable.AutoCompleteTextView_android_dropDownVerticalOffset)
v.setDropDownVerticalOffset(a.getDimensionPixelSize(attr, 0));
else if(attr == R.styleable.AutoCompleteTextView_android_popupBackground)
v.setDropDownBackgroundDrawable(a.getDrawable(attr));
}
a.recycle();
}
@Override
protected void afterLayoutInflated(Context context, AttributeSet attrs, int defStyle) {
super.afterLayoutInflated(context, attrs, defStyle);
final CharSequence completionHint;
final int completionThreshold;
final int popupBackground;
final int dropDownWidth;
final int dropDownHeight;
if (attrs == null) {
completionHint = "";
completionThreshold = 1;
dropDownHeight = ViewGroup.LayoutParams.WRAP_CONTENT;
dropDownWidth = ViewGroup.LayoutParams.WRAP_CONTENT;
popupBackground = getDefaultPopupBackgroundResId();
} else {
TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.FloatingLabelAutoCompleteTextView, defStyle, 0);
completionHint = a.getText(R.styleable.FloatingLabelAutoCompleteTextView_android_completionHint);
completionThreshold = a.getInt(R.styleable.FloatingLabelAutoCompleteTextView_android_completionThreshold, 1);
dropDownHeight = a.getDimensionPixelSize(R.styleable.FloatingLabelAutoCompleteTextView_android_dropDownHeight, ViewGroup.LayoutParams.WRAP_CONTENT);
dropDownWidth = a.getDimensionPixelSize(R.styleable.FloatingLabelAutoCompleteTextView_android_dropDownWidth, ViewGroup.LayoutParams.WRAP_CONTENT);
popupBackground = a.getResourceId(R.styleable.FloatingLabelAutoCompleteTextView_android_popupBackground, getDefaultPopupBackgroundResId());
a.recycle();
}
final AutoCompleteTextView inputWidget = getInputWidget();
inputWidget.setCompletionHint(completionHint);
inputWidget.setThreshold(completionThreshold);
inputWidget.setDropDownWidth(dropDownWidth);
inputWidget.setDropDownHeight(dropDownHeight);
inputWidget.setDropDownBackgroundResource(popupBackground);
inputWidget.addTextChangedListener(new EditTextWatcher());
}
private void setupAutoComplete(AutoCompleteTextView autoCompleteTextView) {
Set<String> tagValues = OSMDataSet.tagValues();
String[] tagValuesArr = tagValues.toArray(new String[tagValues.size()]);
ArrayAdapter<String> adapter = new ArrayAdapter<>(this.getActivity(),
android.R.layout.simple_dropdown_item_1line, tagValuesArr);
autoCompleteTextView.setAdapter(adapter);
autoCompleteTextView.setThreshold(1);
}
private void setupAutoComplete(AutoCompleteTextView autoCompleteTextView) {
Set<String> tagValues = OSMDataSet.tagValues();
String[] tagValuesArr = tagValues.toArray(new String[tagValues.size()]);
ArrayAdapter<String> adapter = new ArrayAdapter<>(this.getActivity(),
android.R.layout.simple_dropdown_item_1line, tagValuesArr);
autoCompleteTextView.setAdapter(adapter);
autoCompleteTextView.setThreshold(1);
}
private void initializeUi() {
setSupportActionBar((Toolbar) findViewById(R.id.toolbar));
// Get the Layoutelements
mBtnConnect = (Button) findViewById(R.id.btnConnect);
mBtnConnect.setOnClickListener(oclConnect);
mBtnConnect.requestFocus();
mBtnClementine = (ImageButton) findViewById(R.id.btnClementineIcon);
mBtnClementine.setOnClickListener(oclClementine);
// Setup the animation for the Clementine icon
mAlphaDown = new AlphaAnimation(1.0f, 0.3f);
mAlphaUp = new AlphaAnimation(0.3f, 1.0f);
mAlphaDown.setDuration(ANIMATION_DURATION);
mAlphaUp.setDuration(ANIMATION_DURATION);
mAlphaDown.setFillAfter(true);
mAlphaUp.setFillAfter(true);
mAlphaUp.setAnimationListener(mAnimationListener);
mAlphaDown.setAnimationListener(mAnimationListener);
mAnimationCancel = false;
// Ip and Autoconnect
mEtIp = (AutoCompleteTextView) findViewById(R.id.etIp);
mEtIp.setRawInputType(InputType.TYPE_TEXT_FLAG_NO_SUGGESTIONS);
mEtIp.setThreshold(3);
// Get old ip and auto-connect from shared prefences
mEtIp.setText(mSharedPref.getString(SharedPreferencesKeys.SP_KEY_IP, ""));
mEtIp.setSelection(mEtIp.length());
ArrayAdapter<String> adapter = new ArrayAdapter<String>(this,
android.R.layout.select_dialog_item, mKnownIps.toArray(new String[0]));
mEtIp.setAdapter(adapter);
// Get the last auth code
mAuthCode = mSharedPref.getInt(SharedPreferencesKeys.SP_LAST_AUTH_CODE, 0);
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
AutoCompleteTextView view = (AutoCompleteTextView) findViewById(R.id.autoComplete);
String[] androidversion = getResources().
getStringArray(R.array.android_versoins);
ArrayAdapter<String> adapter =
new ArrayAdapter<String>
(this,R.layout.row_layout,
R.id.textView,
androidversion);
view.setThreshold(1);
view.setAdapter(adapter);
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View view = inflater.inflate(R.layout.fragment_technicolor, container, false);
loading = view.findViewById(R.id.loading_spinner);
mainView = view.findViewById(R.id.main_view);
final CheckBox freq24 = (CheckBox) view.findViewById(R.id.radio_24);
final CheckBox freq5 = (CheckBox) view.findViewById(R.id.radio_5);
final AutoCompleteTextView edit = (AutoCompleteTextView) view
.findViewById(R.id.manual_autotext);
final String[] routers = getResources().getStringArray(
R.array.supported_routers);
ArrayAdapter<String> adapter = new ArrayAdapter<>(getActivity(),
android.R.layout.simple_dropdown_item_1line, routers);
edit.setAdapter(adapter);
edit.setThreshold(1);
edit.requestFocus();
final InputFilter filterSSID = new InputFilter() {
public CharSequence filter(CharSequence source, int start, int end,
Spanned dest, int dstart, int dend) {
for (int i = start; i < end; i++) {
if (!Character.isLetterOrDigit(source.charAt(i))
&& source.charAt(i) != '-'
&& source.charAt(i) != '_'
&& source.charAt(i) != ' ') {
return "";
}
}
return null;
}
};
final InputFilter lengthFilter = new InputFilter.LengthFilter(8); //Filter to 10 characters
edit.setFilters(new InputFilter[]{filterSSID, lengthFilter});
edit.setImeOptions(EditorInfo.IME_ACTION_DONE);
Button calc = (Button) view.findViewById(R.id.bt_calc);
calc.setOnClickListener(new View.OnClickListener() {
@TargetApi(Build.VERSION_CODES.HONEYCOMB)
public void onClick(View v) {
String ssid = "UPC" + edit.getText().toString().trim();
if (!freq24.isChecked() && !freq5.isChecked()) {
freq24.setChecked(true);
freq5.setChecked(true);
}
int mode = (freq24.isChecked() ? 1 : 0) | (freq5.isChecked() ? 2 : 0);
KeygenMatcherTask matcher = new KeygenMatcherTask(ssid, mode);
if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.GINGERBREAD_MR1) {
matcher.execute();
} else {
matcher.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
}
}
});
return view;
}