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.app.calllog; 18 19 import android.view.LayoutInflater; 20 import android.view.View; 21 import android.view.ViewGroup; 22 import com.android.dialer.app.R; 23 import com.android.dialer.app.alert.AlertManager; 24 25 /** 26 * Alert manager controls modal view to show message in call log. When modal view is shown, regular 27 * call log will be hidden. 28 */ 29 public class CallLogModalAlertManager implements AlertManager { 30 31 interface Listener { 32 void onShowModalAlert(boolean show); 33 } 34 35 private final Listener listener; 36 private final ViewGroup parent; 37 private final ViewGroup container; 38 private final LayoutInflater inflater; 39 40 public CallLogModalAlertManager(LayoutInflater inflater, ViewGroup parent, Listener listener) { 41 this.inflater = inflater; 42 this.parent = parent; 43 this.listener = listener; 44 container = (ViewGroup) parent.findViewById(R.id.modal_message_container); 45 } 46 47 @Override 48 public View inflate(int layoutId) { 49 return inflater.inflate(layoutId, parent, false); 50 } 51 52 @Override 53 public void add(View view) { 54 if (contains(view)) { 55 return; 56 } 57 container.addView(view); 58 listener.onShowModalAlert(true); 59 } 60 61 @Override 62 public void clear() { 63 container.removeAllViews(); 64 listener.onShowModalAlert(false); 65 } 66 67 public boolean isEmpty() { 68 return container.getChildCount() == 0; 69 } 70 71 public boolean contains(View view) { 72 return container.indexOfChild(view) != -1; 73 } 74 } 75