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 30 import com.android.tv.R; 31 import com.android.tv.dialog.SafeDismissDialogFragment; 32 33 /** A DialogFragment that shows a License in a text view. */ 34 public class LicenseDialogFragment extends SafeDismissDialogFragment { 35 public static final String DIALOG_TAG = LicenseDialogFragment.class.getSimpleName(); 36 37 private static final String LICENSE = "LICENSE"; 38 39 private License mLicense; 40 private String mTrackerLabel; 41 42 /** 43 * Create a new LicenseDialogFragment to show a particular license. 44 * 45 * @param license The License to show. 46 */ newInstance(License license)47 public static LicenseDialogFragment newInstance(License license) { 48 LicenseDialogFragment f = new LicenseDialogFragment(); 49 Bundle args = new Bundle(); 50 args.putParcelable(LICENSE, license); 51 f.setArguments(args); 52 return f; 53 } 54 55 @Override onCreate(Bundle savedInstanceState)56 public void onCreate(Bundle savedInstanceState) { 57 super.onCreate(savedInstanceState); 58 mLicense = getArguments().getParcelable(LICENSE); 59 String title = mLicense.getLibraryName(); 60 mTrackerLabel = getArguments().getString(title + "_license"); 61 int style = 62 TextUtils.isEmpty(title) 63 ? DialogFragment.STYLE_NO_TITLE 64 : DialogFragment.STYLE_NORMAL; 65 setStyle(style, 0); 66 } 67 68 @Nullable 69 @Override onCreateView( LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)70 public View onCreateView( 71 LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { 72 TextView textView = new TextView(getActivity()); 73 String licenseText = Licenses.getLicenseText(getContext(), mLicense); 74 textView.setText(licenseText != null ? licenseText : ""); 75 textView.setMovementMethod(new ScrollingMovementMethod()); 76 int verticalOverscan = 77 getResources().getDimensionPixelSize(R.dimen.vertical_overscan_safe_margin); 78 int horizontalOverscan = 79 getResources().getDimensionPixelSize(R.dimen.horizontal_overscan_safe_margin); 80 textView.setPadding( 81 horizontalOverscan, verticalOverscan, horizontalOverscan, verticalOverscan); 82 return textView; 83 } 84 85 @Override onStart()86 public void onStart() { 87 super.onStart(); 88 // Ensure the dialog is fullscreen, even if the TextView doesn't have its content yet. 89 getDialog().getWindow().setLayout(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT); 90 getDialog().setTitle(mLicense.getLibraryName()); 91 } 92 93 @Override getTrackerLabel()94 public String getTrackerLabel() { 95 return mTrackerLabel; 96 } 97 } 98