1 /* 2 * Copyright (C) 2019 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.packageinstaller.auto; 18 19 import android.os.Bundle; 20 import android.text.TextUtils; 21 import android.view.LayoutInflater; 22 import android.view.View; 23 import android.view.ViewGroup; 24 import android.widget.Button; 25 import android.widget.ProgressBar; 26 import android.widget.TextView; 27 28 import androidx.annotation.NonNull; 29 import androidx.annotation.Nullable; 30 import androidx.preference.PreferenceFragmentCompat; 31 32 import com.android.permissioncontroller.R; 33 34 /** Common settings frame for car related settings in permission controller. */ 35 public abstract class AutoSettingsFrameFragment extends PreferenceFragmentCompat { 36 37 private TextView mLabelView; 38 private ProgressBar mProgressBar; 39 private Button mAction; 40 41 private CharSequence mLabel; 42 private boolean mIsLoading; 43 private CharSequence mActionLabel; 44 private View.OnClickListener mActionOnClickListener; 45 46 @Override onCreateView(@onNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState)47 public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, 48 @Nullable Bundle savedInstanceState) { 49 View rootView = super.onCreateView(inflater, container, savedInstanceState); 50 51 View backButton = rootView.findViewById(R.id.back_button); 52 backButton.setOnClickListener(v -> getActivity().onBackPressed()); 53 54 mLabelView = rootView.findViewById(R.id.label); 55 updateHeaderLabel(); 56 57 mProgressBar = rootView.findViewById(R.id.progress_bar); 58 updateLoading(); 59 60 mAction = rootView.findViewById(R.id.action); 61 updateAction(); 62 63 return rootView; 64 } 65 66 /** Sets the header text of this fragment. */ setHeaderLabel(CharSequence label)67 public void setHeaderLabel(CharSequence label) { 68 mLabel = label; 69 updateHeaderLabel(); 70 } 71 72 /** Gets the header text of this fragment. */ getHeaderLabel()73 public CharSequence getHeaderLabel() { 74 return mLabel; 75 } 76 updateHeaderLabel()77 private void updateHeaderLabel() { 78 if (mLabelView != null) { 79 mLabelView.setText(mLabel); 80 } 81 } 82 83 /** 84 * Shows a progress view while content is loading. 85 * 86 * @param isLoading {@code true} if the progress view should be visible. 87 */ setLoading(boolean isLoading)88 public void setLoading(boolean isLoading) { 89 mIsLoading = isLoading; 90 updateLoading(); 91 } 92 updateLoading()93 private void updateLoading() { 94 if (mProgressBar != null) { 95 mProgressBar.setVisibility(mIsLoading ? View.VISIBLE : View.GONE); 96 } 97 } 98 99 /** 100 * Shows a button with the given {@code label} that when clicked will call the given {@code 101 * onClickListener}. 102 */ setAction(CharSequence label, View.OnClickListener onClickListener)103 public void setAction(CharSequence label, View.OnClickListener onClickListener) { 104 mActionLabel = label; 105 mActionOnClickListener = onClickListener; 106 updateAction(); 107 } 108 updateAction()109 private void updateAction() { 110 if (mAction == null) { 111 return; 112 } 113 if (!TextUtils.isEmpty(mActionLabel) && mActionOnClickListener != null) { 114 mAction.setText(mActionLabel); 115 mAction.setOnClickListener(mActionOnClickListener); 116 mAction.setVisibility(View.VISIBLE); 117 } else { 118 mAction.setVisibility(View.GONE); 119 } 120 } 121 } 122