| /* |
| * Copyright 2019 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.car.settings.common; |
| |
| import android.content.Context; |
| import android.util.AttributeSet; |
| import android.widget.TextView; |
| |
| import androidx.preference.EditTextPreference; |
| import androidx.preference.PreferenceViewHolder; |
| |
| import com.android.car.ui.preference.CarUiEditTextPreference; |
| import com.android.car.ui.preference.EditTextPreferenceDialogFragment; |
| |
| /** |
| * Extends {@link EditTextPreference} to add optional {@link Validator} logic. Validator is passed |
| * on to {@link ValidatedEditTextPreferenceDialogFragment} to be attached to its View. |
| */ |
| public class ValidatedEditTextPreference extends CarUiEditTextPreference { |
| /** Defines the validation logic used in this preference. */ |
| public interface Validator { |
| /** Returns true only if the value provided meets validation criteria. */ |
| boolean isTextValid(String value); |
| } |
| |
| private Validator mValidator; |
| private int mInputType; |
| |
| public ValidatedEditTextPreference(Context context) { |
| super(context); |
| } |
| |
| public ValidatedEditTextPreference(Context context, AttributeSet attrs) { |
| super(context, attrs); |
| } |
| |
| public ValidatedEditTextPreference(Context context, AttributeSet attrs, int defStyle) { |
| super(context, attrs, defStyle); |
| } |
| |
| public ValidatedEditTextPreference(Context context, AttributeSet attrs, int defStyleAttr, |
| int defStyleRes) { |
| super(context, attrs, defStyleAttr, defStyleRes); |
| } |
| |
| /** Sets the text input type of the summary field. */ |
| public void setSummaryInputType(int inputType) { |
| mInputType = inputType; |
| notifyChanged(); |
| } |
| |
| /** Gets the text input type of the summary field. */ |
| public int getSummaryInputType() { |
| return mInputType; |
| } |
| |
| /** |
| * Sets the {@link Validator}. Validator has to be set before the Preference is |
| * clicked for it to be attached to the Dialog's EditText. |
| */ |
| public void setValidator(Validator validator) { |
| mValidator = validator; |
| } |
| |
| /** |
| * Gets the {@link Validator} for {@link EditTextPreferenceDialogFragment} to attach |
| * to its own View. |
| */ |
| public Validator getValidator() { |
| return mValidator; |
| } |
| |
| @Override |
| public void onBindViewHolder(PreferenceViewHolder holder) { |
| super.onBindViewHolder(holder); |
| |
| TextView summaryView = (TextView) holder.findViewById(android.R.id.summary); |
| summaryView.setInputType(mInputType); |
| } |
| } |