com/android/printspooler/widget/ClickInterceptSpinner.java

/*
 * Copyright (C) 2017 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.printspooler.widget;

import android.content.Context;
import android.util.AttributeSet;
import android.widget.Spinner;

/**
 * Spinner that can intercept {@link Spinner#performClick()}
 */
public class ClickInterceptSpinner extends Spinner {
    private OnClickListener mListener;

    /**
     * Create a new spinner with the given attributes.
     *
     * @param context The context for the spinner
     * @param attrs Attributes of the spinner
     */
    public ClickInterceptSpinner(Context context, AttributeSet attrs) {
        super(context, attrs);
    }

    /**
     * Set a listener invoked on {@link #performClick()}
     *
     * @param listener The listener to be invoked
     */
    public void setPerformClickListener(OnClickListener listener) {
        mListener = listener;
    }

    @Override
    public boolean performClick() {
        if (mListener != null) {
            mListener.onClick(this);
        }

        return super.performClick();
    }
}