1 /* 2 * Copyright (C) 2016 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.incallui.incall.impl; 18 19 import android.os.Bundle; 20 import android.support.annotation.Nullable; 21 import android.support.v4.app.Fragment; 22 import android.util.ArraySet; 23 import android.view.LayoutInflater; 24 import android.view.View; 25 import android.view.ViewGroup; 26 import com.android.dialer.common.Assert; 27 import com.android.dialer.common.FragmentUtils; 28 import com.android.incallui.incall.protocol.InCallButtonIds; 29 import java.util.List; 30 import java.util.Set; 31 32 /** Fragment for the in call buttons (mute, speaker, ect.). */ 33 public class InCallButtonGridFragment extends Fragment { 34 35 private static final int BUTTON_COUNT = 6; 36 private static final int BUTTONS_PER_ROW = 3; 37 38 private CheckableLabeledButton[] buttons = new CheckableLabeledButton[BUTTON_COUNT]; 39 private OnButtonGridCreatedListener buttonGridListener; 40 41 public static Fragment newInstance() { 42 return new InCallButtonGridFragment(); 43 } 44 45 @Override 46 public void onCreate(@Nullable Bundle bundle) { 47 super.onCreate(bundle); 48 buttonGridListener = FragmentUtils.getParent(this, OnButtonGridCreatedListener.class); 49 Assert.isNotNull(buttonGridListener); 50 } 51 52 @Nullable 53 @Override 54 public View onCreateView( 55 LayoutInflater inflater, @Nullable ViewGroup parent, @Nullable Bundle bundle) { 56 View view = inflater.inflate(R.layout.incall_button_grid, parent, false); 57 58 buttons[0] = ((CheckableLabeledButton) view.findViewById(R.id.incall_first_button)); 59 buttons[1] = ((CheckableLabeledButton) view.findViewById(R.id.incall_second_button)); 60 buttons[2] = ((CheckableLabeledButton) view.findViewById(R.id.incall_third_button)); 61 buttons[3] = ((CheckableLabeledButton) view.findViewById(R.id.incall_fourth_button)); 62 buttons[4] = ((CheckableLabeledButton) view.findViewById(R.id.incall_fifth_button)); 63 buttons[5] = ((CheckableLabeledButton) view.findViewById(R.id.incall_sixth_button)); 64 65 return view; 66 } 67 68 @Override 69 public void onViewCreated(View view, @Nullable Bundle bundle) { 70 super.onViewCreated(view, bundle); 71 buttonGridListener.onButtonGridCreated(this); 72 } 73 74 @Override 75 public void onDestroyView() { 76 super.onDestroyView(); 77 buttonGridListener.onButtonGridDestroyed(); 78 } 79 80 public void onInCallScreenDialpadVisibilityChange(boolean isShowing) { 81 for (CheckableLabeledButton button : buttons) { 82 button.setImportantForAccessibility( 83 isShowing 84 ? View.IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS 85 : View.IMPORTANT_FOR_ACCESSIBILITY_AUTO); 86 } 87 } 88 89 public int updateButtonStates( 90 List<ButtonController> buttonControllers, 91 @Nullable ButtonChooser buttonChooser, 92 int voiceNetworkType, 93 int phoneType) { 94 Set<Integer> allowedButtons = new ArraySet<>(); 95 Set<Integer> disabledButtons = new ArraySet<>(); 96 for (ButtonController controller : buttonControllers) { 97 if (controller.isAllowed()) { 98 allowedButtons.add(controller.getInCallButtonId()); 99 if (!controller.isEnabled()) { 100 disabledButtons.add(controller.getInCallButtonId()); 101 } 102 } 103 } 104 105 for (ButtonController controller : buttonControllers) { 106 controller.setButton(null); 107 } 108 109 if (buttonChooser == null) { 110 buttonChooser = 111 ButtonChooserFactory.newButtonChooser(voiceNetworkType, false /* isWiFi */, phoneType); 112 } 113 114 int numVisibleButtons = getResources().getInteger(R.integer.incall_num_rows) * BUTTONS_PER_ROW; 115 List<Integer> buttonsToPlace = 116 buttonChooser.getButtonPlacement(numVisibleButtons, allowedButtons, disabledButtons); 117 118 for (int i = 0; i < BUTTON_COUNT; ++i) { 119 if (i >= buttonsToPlace.size()) { 120 buttons[i].setVisibility(View.INVISIBLE); 121 continue; 122 } 123 @InCallButtonIds int button = buttonsToPlace.get(i); 124 buttonGridListener.getButtonController(button).setButton(buttons[i]); 125 } 126 127 return numVisibleButtons; 128 } 129 130 /** Interface to let the listener know the status of the button grid. */ 131 public interface OnButtonGridCreatedListener { 132 void onButtonGridCreated(InCallButtonGridFragment inCallButtonGridFragment); 133 void onButtonGridDestroyed(); 134 135 ButtonController getButtonController(@InCallButtonIds int id); 136 } 137 } 138