android.widget.TextView#OnEditorActionListener ( )源码实例Demo

protected final void addEditorActionListener(TextView.OnEditorActionListener listener) {
  TextView view;
  if (listener != null && (view = getHostView()) != null) {
    if (mEditorActionListeners == null) {
      mEditorActionListeners = new ArrayList<>();
      view.setOnEditorActionListener(new TextView.OnEditorActionListener() {
        private boolean handled = true;

        @Override
        public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
          for (TextView.OnEditorActionListener l : mEditorActionListeners) {
            if (l != null) {
              handled = handled & l.onEditorAction(v, actionId, event);
            }
          }
          return handled;
        }
      });
    }
    mEditorActionListeners.add(listener);
  }
}
 

public static TextView.OnEditorActionListener getListenerRunOnEnter(final Runnable r) {
    return new EditText.OnEditorActionListener() {
        @Override
        public boolean onEditorAction(final TextView v, final int actionId, final KeyEvent event) {
            if (actionId == EditorInfo.IME_ACTION_DONE ||
                actionId == EditorInfo.IME_ACTION_SEARCH ||
                actionId == EditorInfo.IME_ACTION_SEND ||
                isEnterKeyDown(event)) {
                if (event == null || !event.isShiftPressed()) {
                    r.run(); // The user is done typing.
                    return true; // Consume.
                }
            }
            return false; // Pass on to other listeners.
        }
    };
}
 

/**
 * Makes an OnEditorActionListener that calls filtersAdd when done is pressed
 *
 * @param filtersAdd called when done is pressed
 * @return The new OnEditorActionListener
 */
private TextView.OnEditorActionListener makeOnEditorActionListener(Consumer<String> filtersAdd) {
    return new TextView.OnEditorActionListener() {
        @Override
        public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
            if (actionId == EditorInfo.IME_ACTION_DONE) {
                String text = v.getText().toString().toLowerCase(Locale.ENGLISH).trim();
                if (!text.isEmpty()) {
                    filtersAdd.accept(text);
                    v.setText("");
                    updateFilters();
                }
            }
            return false;
        }
    };
}
 

public static void showSearchDialog (Context context, int titleRes, final OnSearchListener listener) {
	final AlertDialog.Builder alertBuilder = new AlertDialog.Builder(context);
	final EditText editText = (EditText) LayoutInflater.from(context).inflate(R.layout.dialog_editbox, null);

	TextView.OnEditorActionListener onEnter = new TextView.OnEditorActionListener() {
		@Override
		public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
			performSearch(editText, listener);
			return true;
		}
	};
	editText.setImeOptions(EditorInfo.IME_ACTION_SEARCH);
	editText.setOnEditorActionListener(onEnter);

	alertBuilder.setView(editText);
	alertBuilder.setTitle(titleRes);

	alertBuilder.setPositiveButton(R.string.action_search, new DialogInterface.OnClickListener() {
		@Override
		public void onClick(DialogInterface dialog, int which) {
			performSearch(editText, listener);
		}
	});

	alertBuilder.setNegativeButton(R.string.dialog_cancel, null);

	final AlertDialog alertDialog = alertBuilder.create();
	alertDialog.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE);
	alertDialog.show();
}
 

public void setOnEditorActionListener(TextView.OnEditorActionListener actionListener) {
    editText.setOnEditorActionListener((v, actionId, event) -> {
        if (validate())
            return actionListener.onEditorAction(v, actionId, event);
        return true;
    });
}
 

public static TextView.OnEditorActionListener getListenerRunOnEnter(final Runnable r) {
    return (v, actionId, event) -> {
               if (actionId == EditorInfo.IME_ACTION_DONE ||
                   actionId == EditorInfo.IME_ACTION_SEARCH ||
                   actionId == EditorInfo.IME_ACTION_SEND ||
                   isEnterKeyDown(event)) {
                   if (event == null || !event.isShiftPressed()) {
                       r.run(); // The user is done typing.
                       return true; // Consume.
                   }
               }
               return false; // Pass on to other listeners.
    };
}
 

/**
 * Facilitates binding editor action listeners on EditText fields.
 */
@BindingAdapter("onEditorAction")
public static void setOnEditorActionListener(
        EditText layout,
        TextView.OnEditorActionListener listener) {
    layout.setOnEditorActionListener(listener);
}
 

/**
 * Builds the editor view.
 *
 * @param activity        The activity on top of which the UI should be displayed.
 * @param observerForTest Optional event observer for testing.
 */
public EditorView(Activity activity, PaymentRequestObserverForTest observerForTest) {
    super(activity, R.style.FullscreenWhiteDialog);
    mContext = activity;
    mObserverForTest = observerForTest;
    mHandler = new Handler();
    mPhoneFormatterTask = new AsyncTask<Void, Void, PhoneNumberFormattingTextWatcher>() {
        @Override
        protected PhoneNumberFormattingTextWatcher doInBackground(Void... unused) {
            return new PhoneNumberFormattingTextWatcher();
        }
    }.execute();

    mEditorActionListener = new TextView.OnEditorActionListener() {
        @Override
        public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
            if (actionId == EditorInfo.IME_ACTION_DONE) {
                mDoneButton.performClick();
                return true;
            } else if (actionId == EditorInfo.IME_ACTION_NEXT) {
                View next = v.focusSearch(View.FOCUS_FORWARD);
                if (next != null && next instanceof AutoCompleteTextView) {
                    focusInputField(next);
                    return true;
                }
            }
            return false;
        }
    };
}
 

/**
 * Change the custom IME action associated with the text view. click the lable will trigger the associateView's onClick method
 * @param listener
 */
public T imeAction(TextView.OnEditorActionListener listener) {
    if (view instanceof EditText) {
        ((EditText)view).setOnEditorActionListener(listener);
    }
    return self();
}
 

@Override
protected void onCreate(final Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setAppNameTitle();
    setContentView(R.layout.activity_watchonly);
    getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_ADJUST_PAN);
    setTitleBackTransparent();
    setAppNameTitle();

    mUsernameText = UI.find(this, R.id.input_user);
    mPasswordText = UI.find(this, R.id.input_password);
    mLoginButton = UI.find(this, R.id.btn_login);
    mRememberSwitch = UI.find(this, R.id.remember_watch_only);

    mLoginButton.setOnClickListener(this);

    final TextView.OnEditorActionListener listener;
    listener = UI.getListenerRunOnEnter(this::onLoginButtonClicked);
    mPasswordText.setOnEditorActionListener(listener);

    final String username = cfg().getString(PrefKeys.WATCH_ONLY_USERNAME, "");
    final String password = cfg().getString(PrefKeys.WATCH_ONLY_PASSWORD, "");
    final boolean hasCredentials = !username.isEmpty();
    mUsernameText.setText(username);
    mPasswordText.setText(password);
    mRememberSwitch.setChecked(hasCredentials);

    mRememberSwitch.setOnCheckedChangeListener((compoundButton, isChecked) -> {
        if (!isChecked) {
            cfg().edit().putString(PrefKeys.WATCH_ONLY_USERNAME, "")
            .putString(PrefKeys.WATCH_ONLY_PASSWORD, "").apply();
            mUsernameText.setText("");
            mPasswordText.setText("");
            return;
        }

        UI.popup(WatchOnlyLoginActivity.this, R.string.id_warning_watchonly_credentials)
        .content(R.string.id_your_watchonly_username_and)
        .canceledOnTouchOutside(false)
        .onNegative((dlg, which) -> mRememberSwitch.setChecked(false))
        .onPositive((dlg, which) -> mRememberSwitch.setChecked(true)).build().show();
    });
}
 

@OnMount
static void onMount(
    final ComponentContext c,
    EditTextWithEventHandlers editText,
    @Prop(optional = true, resType = ResType.STRING) CharSequence text,
    @Prop(optional = true, resType = ResType.STRING) CharSequence initialText,
    @Prop(optional = true, resType = ResType.STRING) CharSequence hint,
    @Prop(optional = true) TextUtils.TruncateAt ellipsize,
    @Prop(optional = true, resType = ResType.INT) int minLines,
    @Prop(optional = true, resType = ResType.INT) int maxLines,
    @Prop(optional = true, resType = ResType.INT) int maxLength,
    @Prop(optional = true, resType = ResType.DIMEN_OFFSET) float shadowRadius,
    @Prop(optional = true, resType = ResType.DIMEN_OFFSET) float shadowDx,
    @Prop(optional = true, resType = ResType.DIMEN_OFFSET) float shadowDy,
    @Prop(optional = true, resType = ResType.COLOR) int shadowColor,
    @Prop(optional = true, resType = ResType.BOOL) boolean isSingleLine,
    @Prop(optional = true, resType = ResType.COLOR) int textColor,
    @Prop(optional = true) ColorStateList textColorStateList,
    @Prop(optional = true, resType = ResType.COLOR) int hintColor,
    @Prop(optional = true) ColorStateList hintColorStateList,
    @Prop(optional = true, resType = ResType.COLOR) int linkColor,
    @Prop(optional = true, resType = ResType.COLOR) int highlightColor,
    @Prop(optional = true) ColorStateList tintColorStateList,
    @Prop(optional = true, resType = ResType.DIMEN_TEXT) int textSize,
    @Prop(optional = true, resType = ResType.DIMEN_OFFSET) float extraSpacing,
    @Prop(optional = true, resType = ResType.FLOAT) float spacingMultiplier,
    @Prop(optional = true) int textStyle,
    @Prop(optional = true) Typeface typeface,
    @Prop(optional = true) Layout.Alignment textAlignment,
    @Prop(optional = true) int gravity,
    @Prop(optional = true) boolean editable,
    @Prop(optional = true) int selection,
    @Prop(optional = true) int inputType,
    @Prop(optional = true) int rawInputType,
    @Prop(optional = true) int imeOptions,
    @Prop(optional = true) TextView.OnEditorActionListener editorActionListener,
    @Prop(optional = true) boolean isSingleLineWrap,
    @Prop(optional = true) boolean requestFocus,
    @Prop(optional = true) int cursorDrawableRes,
    @Prop(optional = true, varArg = "inputFilter") List<InputFilter> inputFilters,
    @State AtomicReference<EditTextWithEventHandlers> mountedView,
    @State AtomicBoolean configuredInitialText,
    @State(canUpdateLazily = true) CharSequence input) {

  mountedView.set(editText);

  initEditText(
      editText,
      input == null ? text : input,
      // Only set initialText on the EditText during the very first mount.
      configuredInitialText.getAndSet(true) ? null : initialText,
      hint,
      ellipsize,
      inputFilters,
      minLines,
      maxLines,
      maxLength,
      shadowRadius,
      shadowDx,
      shadowDy,
      shadowColor,
      isSingleLine,
      textColor,
      textColorStateList,
      hintColor,
      hintColorStateList,
      linkColor,
      highlightColor,
      tintColorStateList,
      textSize,
      extraSpacing,
      spacingMultiplier,
      textStyle,
      typeface,
      textAlignment,
      gravity,
      editable,
      selection,
      inputType,
      rawInputType,
      imeOptions,
      editorActionListener,
      isSingleLineWrap,
      requestFocus,
      cursorDrawableRes);
}
 

/**
 * Builds the editor view.
 *
 * @param activity        The activity on top of which the UI should be displayed.
 * @param observerForTest Optional event observer for testing.
 */
public EditorView(Activity activity, PaymentRequestObserverForTest observerForTest) {
    super(activity, R.style.FullscreenWhite);
    mContext = activity;
    mObserverForTest = observerForTest;
    mHandler = new Handler();
    mEditorActionListener = new TextView.OnEditorActionListener() {
        @Override
        public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
            if (actionId == EditorInfo.IME_ACTION_DONE) {
                mDoneButton.performClick();
                return true;
            } else if (actionId == EditorInfo.IME_ACTION_NEXT) {
                View next = v.focusSearch(View.FOCUS_FORWARD);
                if (next != null) {
                    next.requestFocus();
                    return true;
                }
            }
            return false;
        }
    };

    mHalfRowMargin = activity.getResources().getDimensionPixelSize(
            R.dimen.payments_section_large_spacing);
    mFieldViews = new ArrayList<>();
    mEditableTextFields = new ArrayList<>();
    mDropdownFields = new ArrayList<>();

    final Pattern cardNumberPattern = Pattern.compile("^[\\d- ]*$");
    mCardNumberInputFilter = new InputFilter() {
        @Override
        public CharSequence filter(
                CharSequence source, int start, int end, Spanned dest, int dstart, int dend) {
            // Accept deletions.
            if (start == end) return null;

            // Accept digits, "-", and spaces.
            if (cardNumberPattern.matcher(source.subSequence(start, end)).matches()) {
                return null;
            }

            // Reject everything else.
            return "";
        }
    };

    mCardNumberFormatter = new CreditCardNumberFormattingTextWatcher();
    new AsyncTask<Void, Void, PhoneNumberFormattingTextWatcher>() {
        @Override
        protected PhoneNumberFormattingTextWatcher doInBackground(Void... unused) {
            return new PhoneNumberFormattingTextWatcher();
        }

        @Override
        protected void onPostExecute(PhoneNumberFormattingTextWatcher result) {
            mPhoneFormatter = result;
            if (mPhoneInput != null) {
                mPhoneInput.addTextChangedListener(mPhoneFormatter);
            }
        }
    }.execute();
}
 

public void setOnEditorActionListener(TextView.OnEditorActionListener l) {
    if (innerEditText != null) {
        innerEditText.setOnEditorActionListener(l);
    }
}
 

public void setOnEditorActionListener(TextView.OnEditorActionListener actionListener) {
    binding.editSearch.setOnEditorActionListener(actionListener);
}
 

public void setOnEditorActionListener(TextView.OnEditorActionListener onEditorActionListener) {
    this.displayEditText.setOnEditorActionListener(onEditorActionListener);
}
 

/**
 * Builds the editor dialog.
 *
 * @param activity        The activity on top of which the UI should be displayed.
 * @param observerForTest Optional event observer for testing.
 */
public EditorDialog(Activity activity, PaymentRequestObserverForTest observerForTest) {
    super(activity, R.style.FullscreenWhite);
    // Sets transparent background for animating content view.
    getWindow().setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));
    mContext = activity;
    mObserverForTest = observerForTest;
    mHandler = new Handler();
    mEditorActionListener = new TextView.OnEditorActionListener() {
        @Override
        public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
            if (actionId == EditorInfo.IME_ACTION_DONE) {
                mDoneButton.performClick();
                return true;
            } else if (actionId == EditorInfo.IME_ACTION_NEXT) {
                View next = v.focusSearch(View.FOCUS_FORWARD);
                if (next != null) {
                    next.requestFocus();
                    return true;
                }
            }
            return false;
        }
    };

    mHalfRowMargin = activity.getResources().getDimensionPixelSize(
            R.dimen.payments_section_large_spacing);
    mDropdownTopPadding = activity.getResources().getDimensionPixelSize(
            R.dimen.payments_section_dropdown_top_padding);
    mFieldViews = new ArrayList<>();
    mEditableTextFields = new ArrayList<>();
    mDropdownFields = new ArrayList<>();

    final Pattern cardNumberPattern = Pattern.compile("^[\\d- ]*$");
    mCardNumberInputFilter = new InputFilter() {
        @Override
        public CharSequence filter(
                CharSequence source, int start, int end, Spanned dest, int dstart, int dend) {
            // Accept deletions.
            if (start == end) return null;

            // Accept digits, "-", and spaces.
            if (cardNumberPattern.matcher(source.subSequence(start, end)).matches()) {
                return null;
            }

            // Reject everything else.
            return "";
        }
    };

    mCardNumberFormatter = new CreditCardNumberFormattingTextWatcher();
    mPhoneFormatter = new PhoneNumberUtil.FormatTextWatcher();
}
 

public static Void onEditorAction(TextView.OnEditorActionListener arg) {
  return BaseDSL.attr("onEditorAction", arg);
}
 

public static Void onEditorAction(TextView.OnEditorActionListener arg) {
  return BaseDSL.attr("onEditorAction", arg);
}
 

public void setOnEditorActionListener(TextView.OnEditorActionListener actionListener) {
    binding.editSearch.setOnEditorActionListener(actionListener);
}
 

public void setOnEditorActionListener(TextView.OnEditorActionListener onEditorActionListener){
    mOnEditorActionListener = onEditorActionListener;
}