src/Tizen.Network.Nfc/Tizen.Network.Nfc/NfcManager.cs

   1 /*
   2  * Copyright (c) 2016 Samsung Electronics Co., Ltd All Rights Reserved
   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 using System;
  18 using System.Collections.Generic;
  19 using System.Threading.Tasks;
  20 using Tizen.System;
  21
  22 namespace Tizen.Network.Nfc
  23 {
  24     /// <summary>
  25     /// A class for the NFC management. It allows applications to use the NFC service.
  26     /// </summary>
  27     /// <since_tizen> 3 </since_tizen>
  28     /// <privilege>http://tizen.org/privilege/nfc</privilege>
  29     static public class NfcManager
  30     {
  31         /// <summary>
  32         /// Checks whether the NFC is supported.
  33         /// </summary>
  34         /// <since_tizen> 3 </since_tizen>
  35         static public bool IsSupported
  36         {
  37             get
  38             {
  39                 bool isNfcSupported = false;
  40
  41                 SystemInfo.TryGetValue("http://tizen.org/feature/network.nfc", out isNfcSupported);
  42
  43                 if (!isNfcSupported)
  44                 {
  45                     throw new NotSupportedException();
  46                 }
  47
  48                 try
  49                 {
  50                     return NfcManagerImpl.Instance.IsSupported;
  51                 }
  52                 catch (TypeInitializationException e)
  53                 {
  54                     throw e.InnerException;
  55                 }
  56             }
  57         }
  58
  59         /// <summary>
  60         /// The NFC Activation state.
  61         /// </summary>
  62         /// <since_tizen> 3 </since_tizen>
  63         static public bool IsActivated
  64         {
  65             get
  66             {
  67                 bool isNfcSupported = false;
  68
  69                 SystemInfo.TryGetValue("http://tizen.org/feature/network.nfc", out isNfcSupported);
  70
  71                 if (!isNfcSupported)
  72                 {
  73                     throw new NotSupportedException();
  74                 }
  75
  76                 try
  77                 {
  78                     return NfcManagerImpl.Instance.IsActivated;
  79                 }
  80                 catch (TypeInitializationException e)
  81                 {
  82                     throw e.InnerException;
  83                 }
  84             }
  85         }
  86
  87         /// <summary>
  88         /// The Tag Filter type.
  89         /// </summary>
  90         /// <since_tizen> 3 </since_tizen>
  91         static public NfcTagFilterType TagFilterType
  92         {
  93             get
  94             {
  95                 bool isNfcSupported = false;
  96                 bool isTagSupported = false;
  97
  98                 SystemInfo.TryGetValue("http://tizen.org/feature/network.nfc", out isNfcSupported);
  99                 SystemInfo.TryGetValue("http://tizen.org/feature/network.nfc.tag", out isTagSupported);
 100
 101                 if (!isNfcSupported || !isTagSupported)
 102                 {
 103                     throw new NotSupportedException();
 104                 }
 105
 106                 try
 107                 {
 108                     return NfcManagerImpl.Instance.TagFilterType;
 109                 }
 110                 catch (TypeInitializationException e)
 111                 {
 112                     throw e.InnerException;
 113                 }
 114             }
 115             set
 116             {
 117                 bool isNfcSupported = false;
 118                 bool isTagSupported = false;
 119
 120                 SystemInfo.TryGetValue("http://tizen.org/feature/network.nfc", out isNfcSupported);
 121                 SystemInfo.TryGetValue("http://tizen.org/feature/network.nfc.tag", out isTagSupported);
 122
 123                 if (!isNfcSupported || !isTagSupported)
 124                 {
 125                     throw new NotSupportedException();
 126                 }
 127
 128                 try
 129                 {
 130                     NfcManagerImpl.Instance.TagFilterType = value;
 131                 }
 132                 catch (TypeInitializationException e)
 133                 {
 134                     throw e.InnerException;
 135                 }
 136             }
 137         }
 138
 139         /// <summary>
 140         /// The Secure Element type.
 141         /// </summary>
 142         /// <since_tizen> 3 </since_tizen>
 143         /// <privilege>http://tizen.org/privilege/nfc.cardemulation</privilege>
 144         static public NfcSecureElementType SecureElementType
 145         {
 146             get
 147             {
 148                 bool isNfcSupported = false;
 149                 bool isCeSupported = false;
 150
 151                 SystemInfo.TryGetValue("http://tizen.org/feature/network.nfc", out isNfcSupported);
 152                 SystemInfo.TryGetValue("http://tizen.org/feature/network.nfc.cardemulation", out isCeSupported);
 153
 154                 if (!isNfcSupported || !isCeSupported)
 155                 {
 156                     throw new NotSupportedException();
 157                 }
 158
 159                 try
 160                 {
 161                     return NfcManagerImpl.Instance.SecureElementType;
 162                 }
 163                 catch (TypeInitializationException e)
 164                 {
 165                     throw e.InnerException;
 166                 }
 167             }
 168             set
 169             {
 170                 bool isNfcSupported = false;
 171                 bool isCeSupported = false;
 172
 173                 SystemInfo.TryGetValue("http://tizen.org/feature/network.nfc", out isNfcSupported);
 174                 SystemInfo.TryGetValue("http://tizen.org/feature/network.nfc.cardemulation", out isCeSupported);
 175
 176                 if (!isNfcSupported || !isCeSupported)
 177                 {
 178                     throw new NotSupportedException();
 179                 }
 180
 181                 try
 182                 {
 183                     NfcManagerImpl.Instance.SecureElementType = value;
 184                 }
 185                 catch (TypeInitializationException e)
 186                 {
 187                     throw e.InnerException;
 188                 }
 189             }
 190         }
 191
 192         /// <summary>
 193         /// Enables or disables the system handling for the tag and target discovered event.
 194         /// </summary>
 195         /// <since_tizen> 3 </since_tizen>
 196         /// <privilege>http://tizen.org/privilege/nfc</privilege>
 197         static public bool SystemHandlerEnabled
 198         {
 199             get
 200             {
 201                 bool isNfcSupported = false;
 202
 203                 SystemInfo.TryGetValue("http://tizen.org/feature/network.nfc", out isNfcSupported);
 204
 205                 if (!isNfcSupported)
 206                 {
 207                     throw new NotSupportedException();
 208                 }
 209
 210                 try
 211                 {
 212                     return NfcManagerImpl.Instance.SystemHandlerEnabled;
 213                 }
 214                 catch (TypeInitializationException e)
 215                 {
 216                     throw e.InnerException;
 217                 }
 218             }
 219             set
 220             {
 221                 bool isNfcSupported = false;
 222
 223                 SystemInfo.TryGetValue("http://tizen.org/feature/network.nfc", out isNfcSupported);
 224
 225                 if (!isNfcSupported)
 226                 {
 227                     throw new NotSupportedException();
 228                 }
 229
 230                 try
 231                 {
 232                     NfcManagerImpl.Instance.SystemHandlerEnabled = value;
 233                 }
 234                 catch (TypeInitializationException e)
 235                 {
 236                     throw e.InnerException;
 237                 }
 238             }
 239         }
 240
 241         /// <summary>
 242         /// The cached NDEF message.
 243         /// </summary>
 244         /// <since_tizen> 3 </since_tizen>
 245         static public NfcNdefMessage CachedNdefMessage
 246         {
 247             get
 248             {
 249                 bool isNfcSupported = false;
 250
 251                 SystemInfo.TryGetValue("http://tizen.org/feature/network.nfc", out isNfcSupported);
 252
 253                 if (!isNfcSupported)
 254                 {
 255                     throw new NotSupportedException();
 256                 }
 257
 258                 try
 259                 {
 260                     return NfcManagerImpl.Instance.CachedNdefMessage;
 261                 }
 262                 catch (TypeInitializationException e)
 263                 {
 264                     throw e.InnerException;
 265                 }
 266             }
 267         }
 268
 269         /// <summary>
 270         /// Gets the Tag adapter object.
 271         /// </summary>
 272         /// <since_tizen> 3 </since_tizen>
 273         static public NfcTagAdapter GetTagAdapter()
 274         {
 275             bool isNfcSupported = false;
 276             bool isTagSupported = false;
 277
 278             SystemInfo.TryGetValue("http://tizen.org/feature/network.nfc", out isNfcSupported);
 279             SystemInfo.TryGetValue("http://tizen.org/feature/network.nfc.tag", out isTagSupported);
 280
 281             if (!isNfcSupported || !isTagSupported)
 282             {
 283                 throw new NotSupportedException();
 284             }
 285
 286             try
 287             {
 288                 return NfcManagerImpl.Instance.TagAdapter;
 289             }
 290             catch (TypeInitializationException e)
 291             {
 292                 throw e.InnerException;
 293             }
 294         }
 295
 296         /// <summary>
 297         /// Gets the P2P adapter object.
 298         /// </summary>
 299         /// <since_tizen> 3 </since_tizen>
 300         static public NfcP2pAdapter GetP2pAdapter()
 301         {
 302             bool isNfcSupported = false;
 303             bool isP2pSupported = false;
 304
 305             SystemInfo.TryGetValue("http://tizen.org/feature/network.nfc", out isNfcSupported);
 306             SystemInfo.TryGetValue("http://tizen.org/feature/network.nfc.p2p", out isP2pSupported);
 307
 308             if (!isNfcSupported || !isP2pSupported)
 309             {
 310                 throw new NotSupportedException();
 311             }
 312
 313             try
 314             {
 315                 return NfcManagerImpl.Instance.P2pAdapter;
 316             }
 317             catch (TypeInitializationException e)
 318             {
 319                 throw e.InnerException;
 320             }
 321         }
 322
 323         /// <summary>
 324         /// Gets the Card Emulation adapter object.
 325         /// </summary>
 326         /// <since_tizen> 3 </since_tizen>
 327         static public NfcCardEmulationAdapter GetCardEmulationAdapter()
 328         {
 329             bool isNfcSupported = false;
 330             bool isCeSupported = false;
 331
 332             SystemInfo.TryGetValue("http://tizen.org/feature/network.nfc", out isNfcSupported);
 333             SystemInfo.TryGetValue("http://tizen.org/feature/network.nfc.cardemulation", out isCeSupported);
 334
 335             if (!isNfcSupported || !isCeSupported)
 336             {
 337                 throw new NotSupportedException();
 338             }
 339
 340             try
 341             {
 342                 return NfcManagerImpl.Instance.CardEmulationAdapter;
 343             }
 344             catch (TypeInitializationException e)
 345             {
 346                 throw e.InnerException;
 347             }
 348         }
 349
 350         /// <summary>
 351         /// Activates the NFC asynchronously.
 352         /// </summary>
 353         /// <since_tizen> 3 </since_tizen>
 354         /// <returns>A task indicates whether the Activate method is done or not.</returns>
 355         /// <privilege>http://tizen.org/privilege/nfc.admin</privilege>
 356         static public Task SetActivationAsync(bool activation)
 357         {
 358             bool isNfcSupported = false;
 359
 360             SystemInfo.TryGetValue("http://tizen.org/feature/network.nfc", out isNfcSupported);
 361
 362             if (!isNfcSupported)
 363             {
 364                 throw new NotSupportedException();
 365             }
 366
 367             try
 368             {
 369                 return NfcManagerImpl.Instance.SetActivationAsync(activation);
 370             }
 371             catch (TypeInitializationException e)
 372             {
 373                 throw e.InnerException;
 374             }
 375         }
 376
 377         /// <summary>
 378         /// The Activation changed event.
 379         /// </summary>
 380         /// <since_tizen> 3 </since_tizen>
 381         static public event EventHandler<ActivationChangedEventArgs> ActivationChanged
 382         {
 383             add
 384             {
 385                 bool isNfcSupported = false;
 386
 387                 SystemInfo.TryGetValue("http://tizen.org/feature/network.nfc", out isNfcSupported);
 388
 389                 if (!isNfcSupported)
 390                 {
 391                     throw new NotSupportedException();
 392                 }
 393
 394                 try
 395                 {
 396                     NfcManagerImpl.Instance.ActivationChanged += value;
 397                 }
 398                 catch (TypeInitializationException e)
 399                 {
 400                     throw e.InnerException;
 401                 }
 402             }
 403             remove
 404             {
 405                 bool isNfcSupported = false;
 406
 407                 SystemInfo.TryGetValue("http://tizen.org/feature/network.nfc", out isNfcSupported);
 408
 409                 if (!isNfcSupported)
 410                 {
 411                     throw new NotSupportedException();
 412                 }
 413
 414                 try
 415                 {
 416                     NfcManagerImpl.Instance.ActivationChanged -= value;
 417                 }
 418                 catch (TypeInitializationException e)
 419                 {
 420                     throw e.InnerException;
 421                 }
 422             }
 423         }
 424
 425         /// <summary>
 426         /// The NDEF discovered event.
 427         /// </summary>
 428         /// <since_tizen> 3 </since_tizen>
 429         static public event EventHandler<NdefMessageDiscoveredEventArgs> NdefMessageDiscovered
 430         {
 431             add
 432             {
 433                 bool isNfcSupported = false;
 434
 435                 SystemInfo.TryGetValue("http://tizen.org/feature/network.nfc", out isNfcSupported);
 436
 437                 if (!isNfcSupported)
 438                 {
 439                     throw new NotSupportedException();
 440                 }
 441
 442                 try
 443                 {
 444                     NfcManagerImpl.Instance.NdefMessageDiscovered += value;
 445                 }
 446                 catch (TypeInitializationException e)
 447                 {
 448                     throw e.InnerException;
 449                 }
 450             }
 451             remove
 452             {
 453                 bool isNfcSupported = false;
 454
 455                 SystemInfo.TryGetValue("http://tizen.org/feature/network.nfc", out isNfcSupported);
 456
 457                 if (!isNfcSupported)
 458                 {
 459                     throw new NotSupportedException();
 460                 }
 461
 462                 try
 463                 {
 464                     NfcManagerImpl.Instance.NdefMessageDiscovered -= value;
 465                 }
 466                 catch (TypeInitializationException e)
 467                 {
 468                     throw e.InnerException;
 469                 }
 470             }
 471         }
 472     }
 473 }