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/*
* Copyright (C) 2015 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.example.android.nfcprovisioning;
import android.text.Editable;
import android.text.TextWatcher;
/**
* This class wraps {@link TextWatcher} and delegates {@link TextWatcher#afterTextChanged} event to
* {@link OnTextChangedListener} while hiding all other unnecessary events.
*/
public class TextWatcherWrapper implements TextWatcher {
private final int mId;
private final OnTextChangedListener mListener;
public TextWatcherWrapper(int id, OnTextChangedListener listener) {
mId = id;
mListener = listener;
}
@Override
public void beforeTextChanged(CharSequence s, int start, int count, int after) {
// Ignore
}
@Override
public void onTextChanged(CharSequence s, int start, int before, int count) {
// Ignore
}
@Override
public void afterTextChanged(Editable s) {
mListener.onTextChanged(mId, s.toString());
}
public interface OnTextChangedListener {
void onTextChanged(int id, String s);
}
}
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