1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.dialer.speeddial; 18 19 import android.support.annotation.StringRes; 20 import android.support.v7.widget.RecyclerView; 21 import android.view.View; 22 import android.view.View.OnClickListener; 23 import android.widget.Button; 24 import android.widget.TextView; 25 26 /** ViewHolder for headers in {@link SpeedDialFragment}. */ 27 public class HeaderViewHolder extends RecyclerView.ViewHolder implements OnClickListener { 28 29 private final SpeedDialHeaderListener listener; 30 private final TextView headerText; 31 private final Button addButton; 32 HeaderViewHolder(View view, SpeedDialHeaderListener listener)33 public HeaderViewHolder(View view, SpeedDialHeaderListener listener) { 34 super(view); 35 this.listener = listener; 36 headerText = view.findViewById(R.id.speed_dial_header_text); 37 addButton = view.findViewById(R.id.speed_dial_add_button); 38 addButton.setOnClickListener(this); 39 } 40 setHeaderText(@tringRes int header)41 public void setHeaderText(@StringRes int header) { 42 headerText.setText(header); 43 } 44 showAddButton(boolean show)45 public void showAddButton(boolean show) { 46 addButton.setVisibility(show ? View.VISIBLE : View.GONE); 47 } 48 49 @Override onClick(View v)50 public void onClick(View v) { 51 listener.onAddFavoriteClicked(); 52 } 53 54 /** Listener/Callback for {@link HeaderViewHolder} parents. */ 55 public interface SpeedDialHeaderListener { 56 57 /** Called when the user wants to add a contact to their favorites. */ onAddFavoriteClicked()58 void onAddFavoriteClicked(); 59 } 60 } 61