1 /* 2 * Copyright (C) 2013 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.settings.print; 18 19 import android.content.Context; 20 import android.os.Bundle; 21 import android.print.PrintJob; 22 import android.print.PrintJobId; 23 import android.print.PrintJobInfo; 24 import android.print.PrintManager; 25 import android.print.PrintManager.PrintJobStateChangeListener; 26 import android.support.v7.preference.Preference; 27 import android.text.TextUtils; 28 import android.text.format.DateUtils; 29 import android.view.LayoutInflater; 30 import android.view.Menu; 31 import android.view.MenuInflater; 32 import android.view.MenuItem; 33 import android.view.View; 34 35 import android.view.ViewGroup; 36 import com.android.internal.logging.MetricsProto.MetricsEvent; 37 import com.android.settings.R; 38 import com.android.settings.SettingsPreferenceFragment; 39 40 import java.text.DateFormat; 41 42 /** 43 * Fragment for management of a print job. 44 */ 45 public class PrintJobSettingsFragment extends SettingsPreferenceFragment { 46 private static final int MENU_ITEM_ID_CANCEL = 1; 47 private static final int MENU_ITEM_ID_RESTART = 2; 48 49 private static final String EXTRA_PRINT_JOB_ID = "EXTRA_PRINT_JOB_ID"; 50 51 private static final String PRINT_JOB_PREFERENCE = "print_job_preference"; 52 private static final String PRINT_JOB_MESSAGE_PREFERENCE = "print_job_message_preference"; 53 54 private final PrintJobStateChangeListener mPrintJobStateChangeListener = 55 new PrintJobStateChangeListener() { 56 @Override 57 public void onPrintJobStateChanged(PrintJobId printJobId) { 58 updateUi(); 59 } 60 }; 61 62 private PrintManager mPrintManager; 63 64 private Preference mPrintJobPreference; 65 private Preference mMessagePreference; 66 67 private PrintJobId mPrintJobId; 68 69 @Override getMetricsCategory()70 protected int getMetricsCategory() { 71 return MetricsEvent.PRINT_JOB_SETTINGS; 72 } 73 74 @Override onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)75 public View onCreateView(LayoutInflater inflater, ViewGroup container, 76 Bundle savedInstanceState) { 77 View view = super.onCreateView(inflater, container, savedInstanceState); 78 79 addPreferencesFromResource(R.xml.print_job_settings); 80 mPrintJobPreference = findPreference(PRINT_JOB_PREFERENCE); 81 mMessagePreference = findPreference(PRINT_JOB_MESSAGE_PREFERENCE); 82 83 mPrintManager = ((PrintManager) getActivity().getSystemService( 84 Context.PRINT_SERVICE)).getGlobalPrintManagerForUser( 85 getActivity().getUserId()); 86 87 getActivity().getActionBar().setTitle(R.string.print_print_job); 88 89 processArguments(); 90 91 setHasOptionsMenu(true); 92 93 return view; 94 } 95 96 @Override onViewCreated(View view, Bundle savedInstanceState)97 public void onViewCreated(View view, Bundle savedInstanceState) { 98 super.onViewCreated(view, savedInstanceState); 99 getListView().setEnabled(false); 100 } 101 102 @Override onStart()103 public void onStart() { 104 super.onStart(); 105 mPrintManager.addPrintJobStateChangeListener( 106 mPrintJobStateChangeListener); 107 updateUi(); 108 } 109 110 @Override onStop()111 public void onStop() { 112 super.onStop(); 113 mPrintManager.removePrintJobStateChangeListener( 114 mPrintJobStateChangeListener); 115 } 116 117 @Override onCreateOptionsMenu(Menu menu, MenuInflater inflater)118 public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { 119 super.onCreateOptionsMenu(menu, inflater); 120 121 PrintJob printJob = getPrintJob(); 122 if (printJob == null) { 123 return; 124 } 125 126 if (!printJob.getInfo().isCancelling()) { 127 MenuItem cancel = menu.add(0, MENU_ITEM_ID_CANCEL, Menu.NONE, 128 getString(R.string.print_cancel)); 129 cancel.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM); 130 } 131 132 if (printJob.isFailed()) { 133 MenuItem restart = menu.add(0, MENU_ITEM_ID_RESTART, Menu.NONE, 134 getString(R.string.print_restart)); 135 restart.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM); 136 } 137 } 138 139 @Override onOptionsItemSelected(MenuItem item)140 public boolean onOptionsItemSelected(MenuItem item) { 141 PrintJob printJob = getPrintJob(); 142 143 if (printJob != null) { 144 switch (item.getItemId()) { 145 case MENU_ITEM_ID_CANCEL: { 146 printJob.cancel(); 147 finish(); 148 return true; 149 } 150 151 case MENU_ITEM_ID_RESTART: { 152 printJob.restart(); 153 finish(); 154 return true; 155 } 156 } 157 } 158 159 return super.onOptionsItemSelected(item); 160 } 161 processArguments()162 private void processArguments() { 163 String printJobId = getArguments().getString(EXTRA_PRINT_JOB_ID); 164 if (printJobId == null) { 165 finish(); 166 } else { 167 mPrintJobId = PrintJobId.unflattenFromString(printJobId); 168 } 169 } 170 getPrintJob()171 private PrintJob getPrintJob() { 172 return mPrintManager.getPrintJob(mPrintJobId); 173 } 174 updateUi()175 private void updateUi() { 176 PrintJob printJob = getPrintJob(); 177 178 if (printJob == null) { 179 finish(); 180 return; 181 } 182 183 if (printJob.isCancelled() || printJob.isCompleted()) { 184 finish(); 185 return; 186 } 187 188 PrintJobInfo info = printJob.getInfo(); 189 190 switch (info.getState()) { 191 case PrintJobInfo.STATE_QUEUED: 192 case PrintJobInfo.STATE_STARTED: { 193 if (!printJob.getInfo().isCancelling()) { 194 mPrintJobPreference.setTitle(getString( 195 R.string.print_printing_state_title_template, info.getLabel())); 196 } else { 197 mPrintJobPreference.setTitle(getString( 198 R.string.print_cancelling_state_title_template, info.getLabel())); 199 } 200 } break; 201 202 case PrintJobInfo.STATE_FAILED: { 203 mPrintJobPreference.setTitle(getString( 204 R.string.print_failed_state_title_template, info.getLabel())); 205 } break; 206 207 case PrintJobInfo.STATE_BLOCKED: { 208 if (!printJob.getInfo().isCancelling()) { 209 mPrintJobPreference.setTitle(getString( 210 R.string.print_blocked_state_title_template, info.getLabel())); 211 } else { 212 mPrintJobPreference.setTitle(getString( 213 R.string.print_cancelling_state_title_template, info.getLabel())); 214 } 215 } break; 216 } 217 218 mPrintJobPreference.setSummary(getString(R.string.print_job_summary, 219 info.getPrinterName(), DateUtils.formatSameDayTime( 220 info.getCreationTime(), info.getCreationTime(), DateFormat.SHORT, 221 DateFormat.SHORT))); 222 223 switch (info.getState()) { 224 case PrintJobInfo.STATE_QUEUED: 225 case PrintJobInfo.STATE_STARTED: { 226 mPrintJobPreference.setIcon(R.drawable.ic_print); 227 } break; 228 229 case PrintJobInfo.STATE_FAILED: 230 case PrintJobInfo.STATE_BLOCKED: { 231 mPrintJobPreference.setIcon(R.drawable.ic_print_error); 232 } break; 233 } 234 235 CharSequence status = info.getStatus(getPackageManager()); 236 if (!TextUtils.isEmpty(status)) { 237 if (getPreferenceScreen().findPreference(PRINT_JOB_MESSAGE_PREFERENCE) == null) { 238 getPreferenceScreen().addPreference(mMessagePreference); 239 } 240 mMessagePreference.setSummary(status); 241 } else { 242 getPreferenceScreen().removePreference(mMessagePreference); 243 } 244 245 getActivity().invalidateOptionsMenu(); 246 } 247 } 248