1 /* 2 * Copyright (C) 2018 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.cts.devicepolicy.printingapp; 18 19 import android.app.Activity; 20 import android.content.ComponentName; 21 import android.content.Intent; 22 import android.os.Bundle; 23 import android.os.CancellationSignal; 24 import android.os.ParcelFileDescriptor; 25 import android.print.PageRange; 26 import android.print.PrintAttributes; 27 import android.print.PrintDocumentAdapter; 28 import android.print.PrintJob; 29 import android.print.PrintManager; 30 31 public class PrintActivity extends Activity { 32 33 private static final String PRINT_JOB_NAME = "Test print job"; 34 private static final String EXTRA_ERROR_MESSAGE = "error_message"; 35 private static final int STATE_INIT = 0; 36 private static final int STATE_STARTED = 1; 37 private static final int STATE_FINISHED = 2; 38 39 @Override 40 public void onStart() { 41 super.onStart(); 42 PrintManager printManager = getSystemService(PrintManager.class); 43 final int[] state = new int[]{STATE_INIT}; 44 PrintJob printJob = printManager.print(PRINT_JOB_NAME, new PrintDocumentAdapter() { 45 @Override 46 public void onStart() { 47 if (state[0] != STATE_INIT) { 48 fail("Unexpected call to onStart()"); 49 } 50 state[0] = STATE_STARTED; 51 } 52 53 @Override 54 public void onFinish() { 55 if (state[0] != STATE_STARTED) { 56 fail("Unexpected call to onFinish()"); 57 } 58 state[0] = STATE_FINISHED; 59 // Use RESULT_FIRST_USER for success to avoid false positives. 60 setResult(RESULT_FIRST_USER); 61 finish(); 62 } 63 64 @Override 65 public void onLayout(PrintAttributes oldAttributes, PrintAttributes newAttributes, 66 CancellationSignal signal, PrintDocumentAdapter.LayoutResultCallback cb, 67 Bundle extras) { 68 fail("onLayout() should never be called"); 69 } 70 71 @Override 72 public void onWrite(PageRange[] pages, ParcelFileDescriptor dest, CancellationSignal signal, 73 PrintDocumentAdapter.WriteResultCallback cb) { 74 fail("onWrite() should never be called"); 75 } 76 }, new PrintAttributes.Builder().build()); 77 if (printJob != null) { 78 fail("print() should return null"); 79 } 80 } 81 82 private final void fail(String message) { 83 setResult(RESULT_FIRST_USER + 1, new Intent().putExtra(EXTRA_ERROR_MESSAGE, message)); 84 finish(); 85 } 86 } 87
