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.tv.license; 18 19 import android.app.DialogFragment; 20 import android.os.Bundle; 21 import android.support.annotation.Nullable; 22 import android.text.TextUtils; 23 import android.text.method.ScrollingMovementMethod; 24 import android.view.LayoutInflater; 25 import android.view.View; 26 import android.view.ViewGroup; 27 import android.view.ViewGroup.LayoutParams; 28 import android.widget.TextView; 29 import com.android.tv.R; 30 import com.android.tv.dialog.SafeDismissDialogFragment; 31 32 /** A DialogFragment that shows a License in a text view. */ 33 public class LicenseDialogFragment extends SafeDismissDialogFragment { 34 public static final String DIALOG_TAG = LicenseDialogFragment.class.getSimpleName(); 35 36 private static final String LICENSE = "LICENSE"; 37 38 private License mLicense; 39 private String mTrackerLabel; 40 41 /** 42 * Create a new LicenseDialogFragment to show a particular license. 43 * 44 * @param license The License to show. 45 */ newInstance(License license)46 public static LicenseDialogFragment newInstance(License license) { 47 LicenseDialogFragment f = new LicenseDialogFragment(); 48 Bundle args = new Bundle(); 49 args.putParcelable(LICENSE, license); 50 f.setArguments(args); 51 return f; 52 } 53 54 @Override onCreate(Bundle savedInstanceState)55 public void onCreate(Bundle savedInstanceState) { 56 super.onCreate(savedInstanceState); 57 mLicense = getArguments().getParcelable(LICENSE); 58 String title = mLicense.getLibraryName(); 59 mTrackerLabel = getArguments().getString(title + "_license"); 60 int style = 61 TextUtils.isEmpty(title) 62 ? DialogFragment.STYLE_NO_TITLE 63 : DialogFragment.STYLE_NORMAL; 64 setStyle(style, 0); 65 } 66 67 @Nullable 68 @Override onCreateView( LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)69 public View onCreateView( 70 LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { 71 TextView textView = new TextView(getActivity()); 72 String licenseText = Licenses.getLicenseText(getContext(), mLicense); 73 textView.setText(licenseText != null ? licenseText : ""); 74 textView.setMovementMethod(new ScrollingMovementMethod()); 75 int verticalOverscan = 76 getResources().getDimensionPixelSize(R.dimen.vertical_overscan_safe_margin); 77 int horizontalOverscan = 78 getResources().getDimensionPixelSize(R.dimen.horizontal_overscan_safe_margin); 79 textView.setPadding( 80 horizontalOverscan, verticalOverscan, horizontalOverscan, verticalOverscan); 81 return textView; 82 } 83 84 @Override onStart()85 public void onStart() { 86 super.onStart(); 87 // Ensure the dialog is fullscreen, even if the TextView doesn't have its content yet. 88 getDialog().getWindow().setLayout(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT); 89 getDialog().setTitle(mLicense.getLibraryName()); 90 } 91 92 @Override getTrackerLabel()93 public String getTrackerLabel() { 94 return mTrackerLabel; 95 } 96 } 97