Adam Lesinski | 282e181 | 2014-01-23 18:17:42 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2008 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 android.content.res; |
| 18 | |
| 19 | import com.android.ide.common.rendering.api.IProjectCallback; |
| 20 | import com.android.ide.common.rendering.api.LayoutLog; |
| 21 | import com.android.ide.common.rendering.api.ResourceValue; |
| 22 | import com.android.layoutlib.bridge.Bridge; |
| 23 | import com.android.layoutlib.bridge.BridgeConstants; |
| 24 | import com.android.layoutlib.bridge.android.BridgeContext; |
| 25 | import com.android.layoutlib.bridge.android.BridgeXmlBlockParser; |
| 26 | import com.android.layoutlib.bridge.impl.ParserFactory; |
| 27 | import com.android.layoutlib.bridge.impl.ResourceHelper; |
| 28 | import com.android.ninepatch.NinePatch; |
| 29 | import com.android.resources.ResourceType; |
| 30 | import com.android.util.Pair; |
| 31 | |
| 32 | import org.xmlpull.v1.XmlPullParser; |
| 33 | import org.xmlpull.v1.XmlPullParserException; |
| 34 | |
| 35 | import android.graphics.drawable.Drawable; |
| 36 | import android.util.AttributeSet; |
| 37 | import android.util.DisplayMetrics; |
| 38 | import android.util.TypedValue; |
| 39 | import android.view.ViewGroup.LayoutParams; |
| 40 | |
| 41 | import java.io.File; |
| 42 | import java.io.FileInputStream; |
| 43 | import java.io.FileNotFoundException; |
| 44 | import java.io.InputStream; |
| 45 | |
| 46 | /** |
| 47 | * |
| 48 | */ |
| 49 | public final class BridgeResources extends Resources { |
| 50 | |
| 51 | private BridgeContext mContext; |
| 52 | private IProjectCallback mProjectCallback; |
| 53 | private boolean[] mPlatformResourceFlag = new boolean[1]; |
Alan Viverette | edc4664 | 2014-02-01 01:43:16 -0800 | [diff] [blame] | 54 | private TypedValue mTmpValue = new TypedValue(); |
Adam Lesinski | 282e181 | 2014-01-23 18:17:42 -0800 | [diff] [blame] | 55 | |
| 56 | /** |
| 57 | * Simpler wrapper around FileInputStream. This is used when the input stream represent |
| 58 | * not a normal bitmap but a nine patch. |
| 59 | * This is useful when the InputStream is created in a method but used in another that needs |
| 60 | * to know whether this is 9-patch or not, such as BitmapFactory. |
| 61 | */ |
| 62 | public class NinePatchInputStream extends FileInputStream { |
| 63 | private boolean mFakeMarkSupport = true; |
| 64 | public NinePatchInputStream(File file) throws FileNotFoundException { |
| 65 | super(file); |
| 66 | } |
| 67 | |
| 68 | @Override |
| 69 | public boolean markSupported() { |
| 70 | if (mFakeMarkSupport) { |
| 71 | // this is needed so that BitmapFactory doesn't wrap this in a BufferedInputStream. |
| 72 | return true; |
| 73 | } |
| 74 | |
| 75 | return super.markSupported(); |
| 76 | } |
| 77 | |
| 78 | public void disableFakeMarkSupport() { |
| 79 | // disable fake mark support so that in case codec actually try to use them |
| 80 | // we don't lie to them. |
| 81 | mFakeMarkSupport = false; |
| 82 | } |
| 83 | } |
| 84 | |
| 85 | /** |
| 86 | * This initializes the static field {@link Resources#mSystem} which is used |
| 87 | * by methods who get global resources using {@link Resources#getSystem()}. |
| 88 | * <p/> |
| 89 | * They will end up using our bridge resources. |
| 90 | * <p/> |
| 91 | * {@link Bridge} calls this method after setting up a new bridge. |
| 92 | */ |
| 93 | public static Resources initSystem(BridgeContext context, |
| 94 | AssetManager assets, |
| 95 | DisplayMetrics metrics, |
| 96 | Configuration config, |
| 97 | IProjectCallback projectCallback) { |
| 98 | return Resources.mSystem = new BridgeResources(context, |
| 99 | assets, |
| 100 | metrics, |
| 101 | config, |
| 102 | projectCallback); |
| 103 | } |
| 104 | |
| 105 | /** |
| 106 | * Disposes the static {@link Resources#mSystem} to make sure we don't leave objects |
| 107 | * around that would prevent us from unloading the library. |
| 108 | */ |
| 109 | public static void disposeSystem() { |
| 110 | if (Resources.mSystem instanceof BridgeResources) { |
| 111 | ((BridgeResources)(Resources.mSystem)).mContext = null; |
| 112 | ((BridgeResources)(Resources.mSystem)).mProjectCallback = null; |
| 113 | } |
| 114 | Resources.mSystem = null; |
| 115 | } |
| 116 | |
| 117 | private BridgeResources(BridgeContext context, AssetManager assets, DisplayMetrics metrics, |
| 118 | Configuration config, IProjectCallback projectCallback) { |
| 119 | super(assets, metrics, config); |
| 120 | mContext = context; |
| 121 | mProjectCallback = projectCallback; |
| 122 | } |
| 123 | |
| 124 | public BridgeTypedArray newTypeArray(int numEntries, boolean platformFile) { |
| 125 | return new BridgeTypedArray(this, mContext, numEntries, platformFile); |
| 126 | } |
| 127 | |
| 128 | private Pair<String, ResourceValue> getResourceValue(int id, boolean[] platformResFlag_out) { |
| 129 | // first get the String related to this id in the framework |
| 130 | Pair<ResourceType, String> resourceInfo = Bridge.resolveResourceId(id); |
| 131 | |
| 132 | if (resourceInfo != null) { |
| 133 | platformResFlag_out[0] = true; |
| 134 | String attributeName = resourceInfo.getSecond(); |
| 135 | |
| 136 | return Pair.of(attributeName, mContext.getRenderResources().getFrameworkResource( |
| 137 | resourceInfo.getFirst(), attributeName)); |
| 138 | } |
| 139 | |
| 140 | // didn't find a match in the framework? look in the project. |
| 141 | if (mProjectCallback != null) { |
| 142 | resourceInfo = mProjectCallback.resolveResourceId(id); |
| 143 | |
| 144 | if (resourceInfo != null) { |
| 145 | platformResFlag_out[0] = false; |
| 146 | String attributeName = resourceInfo.getSecond(); |
| 147 | |
| 148 | return Pair.of(attributeName, mContext.getRenderResources().getProjectResource( |
| 149 | resourceInfo.getFirst(), attributeName)); |
| 150 | } |
| 151 | } |
| 152 | |
| 153 | return null; |
| 154 | } |
| 155 | |
| 156 | @Override |
| 157 | public Drawable getDrawable(int id) throws NotFoundException { |
Deepanshu Gupta | 8250a82 | 2014-02-18 20:21:24 -0800 | [diff] [blame^] | 158 | return getDrawable(id, null); |
| 159 | } |
| 160 | |
| 161 | @Override |
| 162 | public Drawable getDrawable(int id, Theme theme) { |
Adam Lesinski | 282e181 | 2014-01-23 18:17:42 -0800 | [diff] [blame] | 163 | Pair<String, ResourceValue> value = getResourceValue(id, mPlatformResourceFlag); |
| 164 | |
| 165 | if (value != null) { |
| 166 | return ResourceHelper.getDrawable(value.getSecond(), mContext); |
| 167 | } |
| 168 | |
| 169 | // id was not found or not resolved. Throw a NotFoundException. |
| 170 | throwException(id); |
| 171 | |
| 172 | // this is not used since the method above always throws |
| 173 | return null; |
| 174 | } |
| 175 | |
| 176 | @Override |
| 177 | public int getColor(int id) throws NotFoundException { |
| 178 | Pair<String, ResourceValue> value = getResourceValue(id, mPlatformResourceFlag); |
| 179 | |
| 180 | if (value != null) { |
| 181 | try { |
| 182 | return ResourceHelper.getColor(value.getSecond().getValue()); |
| 183 | } catch (NumberFormatException e) { |
| 184 | Bridge.getLog().error(LayoutLog.TAG_RESOURCES_FORMAT, e.getMessage(), e, |
| 185 | null /*data*/); |
| 186 | return 0; |
| 187 | } |
| 188 | } |
| 189 | |
| 190 | // id was not found or not resolved. Throw a NotFoundException. |
| 191 | throwException(id); |
| 192 | |
| 193 | // this is not used since the method above always throws |
| 194 | return 0; |
| 195 | } |
| 196 | |
| 197 | @Override |
| 198 | public ColorStateList getColorStateList(int id) throws NotFoundException { |
| 199 | Pair<String, ResourceValue> resValue = getResourceValue(id, mPlatformResourceFlag); |
| 200 | |
| 201 | if (resValue != null) { |
| 202 | ColorStateList stateList = ResourceHelper.getColorStateList(resValue.getSecond(), |
| 203 | mContext); |
| 204 | if (stateList != null) { |
| 205 | return stateList; |
| 206 | } |
| 207 | } |
| 208 | |
| 209 | // id was not found or not resolved. Throw a NotFoundException. |
| 210 | throwException(id); |
| 211 | |
| 212 | // this is not used since the method above always throws |
| 213 | return null; |
| 214 | } |
| 215 | |
| 216 | @Override |
| 217 | public CharSequence getText(int id) throws NotFoundException { |
| 218 | Pair<String, ResourceValue> value = getResourceValue(id, mPlatformResourceFlag); |
| 219 | |
| 220 | if (value != null) { |
| 221 | ResourceValue resValue = value.getSecond(); |
| 222 | |
| 223 | assert resValue != null; |
| 224 | if (resValue != null) { |
| 225 | String v = resValue.getValue(); |
| 226 | if (v != null) { |
| 227 | return v; |
| 228 | } |
| 229 | } |
| 230 | } |
| 231 | |
| 232 | // id was not found or not resolved. Throw a NotFoundException. |
| 233 | throwException(id); |
| 234 | |
| 235 | // this is not used since the method above always throws |
| 236 | return null; |
| 237 | } |
| 238 | |
| 239 | @Override |
| 240 | public XmlResourceParser getLayout(int id) throws NotFoundException { |
| 241 | Pair<String, ResourceValue> v = getResourceValue(id, mPlatformResourceFlag); |
| 242 | |
| 243 | if (v != null) { |
| 244 | ResourceValue value = v.getSecond(); |
| 245 | XmlPullParser parser = null; |
| 246 | |
| 247 | try { |
| 248 | // check if the current parser can provide us with a custom parser. |
| 249 | if (mPlatformResourceFlag[0] == false) { |
| 250 | parser = mProjectCallback.getParser(value); |
| 251 | } |
| 252 | |
| 253 | // create a new one manually if needed. |
| 254 | if (parser == null) { |
| 255 | File xml = new File(value.getValue()); |
| 256 | if (xml.isFile()) { |
| 257 | // we need to create a pull parser around the layout XML file, and then |
| 258 | // give that to our XmlBlockParser |
| 259 | parser = ParserFactory.create(xml); |
| 260 | } |
| 261 | } |
| 262 | |
| 263 | if (parser != null) { |
| 264 | return new BridgeXmlBlockParser(parser, mContext, mPlatformResourceFlag[0]); |
| 265 | } |
| 266 | } catch (XmlPullParserException e) { |
| 267 | Bridge.getLog().error(LayoutLog.TAG_BROKEN, |
| 268 | "Failed to configure parser for " + value.getValue(), e, null /*data*/); |
| 269 | // we'll return null below. |
| 270 | } catch (FileNotFoundException e) { |
| 271 | // this shouldn't happen since we check above. |
| 272 | } |
| 273 | |
| 274 | } |
| 275 | |
| 276 | // id was not found or not resolved. Throw a NotFoundException. |
| 277 | throwException(id); |
| 278 | |
| 279 | // this is not used since the method above always throws |
| 280 | return null; |
| 281 | } |
| 282 | |
| 283 | @Override |
| 284 | public XmlResourceParser getAnimation(int id) throws NotFoundException { |
| 285 | Pair<String, ResourceValue> v = getResourceValue(id, mPlatformResourceFlag); |
| 286 | |
| 287 | if (v != null) { |
| 288 | ResourceValue value = v.getSecond(); |
| 289 | XmlPullParser parser = null; |
| 290 | |
| 291 | try { |
| 292 | File xml = new File(value.getValue()); |
| 293 | if (xml.isFile()) { |
| 294 | // we need to create a pull parser around the layout XML file, and then |
| 295 | // give that to our XmlBlockParser |
| 296 | parser = ParserFactory.create(xml); |
| 297 | |
| 298 | return new BridgeXmlBlockParser(parser, mContext, mPlatformResourceFlag[0]); |
| 299 | } |
| 300 | } catch (XmlPullParserException e) { |
| 301 | Bridge.getLog().error(LayoutLog.TAG_BROKEN, |
| 302 | "Failed to configure parser for " + value.getValue(), e, null /*data*/); |
| 303 | // we'll return null below. |
| 304 | } catch (FileNotFoundException e) { |
| 305 | // this shouldn't happen since we check above. |
| 306 | } |
| 307 | |
| 308 | } |
| 309 | |
| 310 | // id was not found or not resolved. Throw a NotFoundException. |
| 311 | throwException(id); |
| 312 | |
| 313 | // this is not used since the method above always throws |
| 314 | return null; |
| 315 | } |
| 316 | |
| 317 | @Override |
| 318 | public TypedArray obtainAttributes(AttributeSet set, int[] attrs) { |
| 319 | return mContext.obtainStyledAttributes(set, attrs); |
| 320 | } |
| 321 | |
| 322 | @Override |
| 323 | public TypedArray obtainTypedArray(int id) throws NotFoundException { |
| 324 | throw new UnsupportedOperationException(); |
| 325 | } |
| 326 | |
| 327 | |
| 328 | @Override |
| 329 | public float getDimension(int id) throws NotFoundException { |
| 330 | Pair<String, ResourceValue> value = getResourceValue(id, mPlatformResourceFlag); |
| 331 | |
| 332 | if (value != null) { |
| 333 | ResourceValue resValue = value.getSecond(); |
| 334 | |
| 335 | assert resValue != null; |
| 336 | if (resValue != null) { |
| 337 | String v = resValue.getValue(); |
| 338 | if (v != null) { |
| 339 | if (v.equals(BridgeConstants.MATCH_PARENT) || |
| 340 | v.equals(BridgeConstants.FILL_PARENT)) { |
| 341 | return LayoutParams.MATCH_PARENT; |
| 342 | } else if (v.equals(BridgeConstants.WRAP_CONTENT)) { |
| 343 | return LayoutParams.WRAP_CONTENT; |
| 344 | } |
| 345 | |
| 346 | if (ResourceHelper.parseFloatAttribute( |
| 347 | value.getFirst(), v, mTmpValue, true /*requireUnit*/) && |
| 348 | mTmpValue.type == TypedValue.TYPE_DIMENSION) { |
| 349 | return mTmpValue.getDimension(getDisplayMetrics()); |
| 350 | } |
| 351 | } |
| 352 | } |
| 353 | } |
| 354 | |
| 355 | // id was not found or not resolved. Throw a NotFoundException. |
| 356 | throwException(id); |
| 357 | |
| 358 | // this is not used since the method above always throws |
| 359 | return 0; |
| 360 | } |
| 361 | |
| 362 | @Override |
| 363 | public int getDimensionPixelOffset(int id) throws NotFoundException { |
| 364 | Pair<String, ResourceValue> value = getResourceValue(id, mPlatformResourceFlag); |
| 365 | |
| 366 | if (value != null) { |
| 367 | ResourceValue resValue = value.getSecond(); |
| 368 | |
| 369 | assert resValue != null; |
| 370 | if (resValue != null) { |
| 371 | String v = resValue.getValue(); |
| 372 | if (v != null) { |
| 373 | if (ResourceHelper.parseFloatAttribute( |
| 374 | value.getFirst(), v, mTmpValue, true /*requireUnit*/) && |
| 375 | mTmpValue.type == TypedValue.TYPE_DIMENSION) { |
| 376 | return TypedValue.complexToDimensionPixelOffset(mTmpValue.data, |
| 377 | getDisplayMetrics()); |
| 378 | } |
| 379 | } |
| 380 | } |
| 381 | } |
| 382 | |
| 383 | // id was not found or not resolved. Throw a NotFoundException. |
| 384 | throwException(id); |
| 385 | |
| 386 | // this is not used since the method above always throws |
| 387 | return 0; |
| 388 | } |
| 389 | |
| 390 | @Override |
| 391 | public int getDimensionPixelSize(int id) throws NotFoundException { |
| 392 | Pair<String, ResourceValue> value = getResourceValue(id, mPlatformResourceFlag); |
| 393 | |
| 394 | if (value != null) { |
| 395 | ResourceValue resValue = value.getSecond(); |
| 396 | |
| 397 | assert resValue != null; |
| 398 | if (resValue != null) { |
| 399 | String v = resValue.getValue(); |
| 400 | if (v != null) { |
| 401 | if (ResourceHelper.parseFloatAttribute( |
| 402 | value.getFirst(), v, mTmpValue, true /*requireUnit*/) && |
| 403 | mTmpValue.type == TypedValue.TYPE_DIMENSION) { |
| 404 | return TypedValue.complexToDimensionPixelSize(mTmpValue.data, |
| 405 | getDisplayMetrics()); |
| 406 | } |
| 407 | } |
| 408 | } |
| 409 | } |
| 410 | |
| 411 | // id was not found or not resolved. Throw a NotFoundException. |
| 412 | throwException(id); |
| 413 | |
| 414 | // this is not used since the method above always throws |
| 415 | return 0; |
| 416 | } |
| 417 | |
| 418 | @Override |
| 419 | public int getInteger(int id) throws NotFoundException { |
| 420 | Pair<String, ResourceValue> value = getResourceValue(id, mPlatformResourceFlag); |
| 421 | |
| 422 | if (value != null) { |
| 423 | ResourceValue resValue = value.getSecond(); |
| 424 | |
| 425 | assert resValue != null; |
| 426 | if (resValue != null) { |
| 427 | String v = resValue.getValue(); |
| 428 | if (v != null) { |
| 429 | int radix = 10; |
| 430 | if (v.startsWith("0x")) { |
| 431 | v = v.substring(2); |
| 432 | radix = 16; |
| 433 | } |
| 434 | try { |
| 435 | return Integer.parseInt(v, radix); |
| 436 | } catch (NumberFormatException e) { |
| 437 | // return exception below |
| 438 | } |
| 439 | } |
| 440 | } |
| 441 | } |
| 442 | |
| 443 | // id was not found or not resolved. Throw a NotFoundException. |
| 444 | throwException(id); |
| 445 | |
| 446 | // this is not used since the method above always throws |
| 447 | return 0; |
| 448 | } |
| 449 | |
| 450 | @Override |
| 451 | public boolean getBoolean(int id) throws NotFoundException { |
| 452 | Pair<String, ResourceValue> value = getResourceValue(id, mPlatformResourceFlag); |
| 453 | |
| 454 | if (value != null) { |
| 455 | ResourceValue resValue = value.getSecond(); |
| 456 | |
| 457 | assert resValue != null; |
| 458 | if (resValue != null) { |
| 459 | String v = resValue.getValue(); |
| 460 | if (v != null) { |
| 461 | return Boolean.parseBoolean(v); |
| 462 | } |
| 463 | } |
| 464 | } |
| 465 | |
| 466 | // id was not found or not resolved. Throw a NotFoundException. |
| 467 | throwException(id); |
| 468 | |
| 469 | // this is not used since the method above always throws |
| 470 | return false; |
| 471 | } |
| 472 | |
| 473 | @Override |
| 474 | public String getResourceEntryName(int resid) throws NotFoundException { |
| 475 | throw new UnsupportedOperationException(); |
| 476 | } |
| 477 | |
| 478 | @Override |
| 479 | public String getResourceName(int resid) throws NotFoundException { |
| 480 | throw new UnsupportedOperationException(); |
| 481 | } |
| 482 | |
| 483 | @Override |
| 484 | public String getResourceTypeName(int resid) throws NotFoundException { |
| 485 | throw new UnsupportedOperationException(); |
| 486 | } |
| 487 | |
| 488 | @Override |
| 489 | public String getString(int id, Object... formatArgs) throws NotFoundException { |
| 490 | String s = getString(id); |
| 491 | if (s != null) { |
| 492 | return String.format(s, formatArgs); |
| 493 | |
| 494 | } |
| 495 | |
| 496 | // id was not found or not resolved. Throw a NotFoundException. |
| 497 | throwException(id); |
| 498 | |
| 499 | // this is not used since the method above always throws |
| 500 | return null; |
| 501 | } |
| 502 | |
| 503 | @Override |
| 504 | public String getString(int id) throws NotFoundException { |
| 505 | Pair<String, ResourceValue> value = getResourceValue(id, mPlatformResourceFlag); |
| 506 | |
| 507 | if (value != null && value.getSecond().getValue() != null) { |
| 508 | return value.getSecond().getValue(); |
| 509 | } |
| 510 | |
| 511 | // id was not found or not resolved. Throw a NotFoundException. |
| 512 | throwException(id); |
| 513 | |
| 514 | // this is not used since the method above always throws |
| 515 | return null; |
| 516 | } |
| 517 | |
| 518 | @Override |
| 519 | public void getValue(int id, TypedValue outValue, boolean resolveRefs) |
| 520 | throws NotFoundException { |
| 521 | Pair<String, ResourceValue> value = getResourceValue(id, mPlatformResourceFlag); |
| 522 | |
| 523 | if (value != null) { |
| 524 | String v = value.getSecond().getValue(); |
| 525 | |
| 526 | if (v != null) { |
| 527 | if (ResourceHelper.parseFloatAttribute(value.getFirst(), v, outValue, |
| 528 | false /*requireUnit*/)) { |
| 529 | return; |
| 530 | } |
| 531 | |
| 532 | // else it's a string |
| 533 | outValue.type = TypedValue.TYPE_STRING; |
| 534 | outValue.string = v; |
| 535 | return; |
| 536 | } |
| 537 | } |
| 538 | |
| 539 | // id was not found or not resolved. Throw a NotFoundException. |
| 540 | throwException(id); |
| 541 | } |
| 542 | |
| 543 | @Override |
| 544 | public void getValue(String name, TypedValue outValue, boolean resolveRefs) |
| 545 | throws NotFoundException { |
| 546 | throw new UnsupportedOperationException(); |
| 547 | } |
| 548 | |
| 549 | @Override |
| 550 | public XmlResourceParser getXml(int id) throws NotFoundException { |
| 551 | Pair<String, ResourceValue> value = getResourceValue(id, mPlatformResourceFlag); |
| 552 | |
| 553 | if (value != null) { |
| 554 | String v = value.getSecond().getValue(); |
| 555 | |
| 556 | if (v != null) { |
| 557 | // check this is a file |
| 558 | File f = new File(v); |
| 559 | if (f.isFile()) { |
| 560 | try { |
| 561 | XmlPullParser parser = ParserFactory.create(f); |
| 562 | |
| 563 | return new BridgeXmlBlockParser(parser, mContext, mPlatformResourceFlag[0]); |
| 564 | } catch (XmlPullParserException e) { |
| 565 | NotFoundException newE = new NotFoundException(); |
| 566 | newE.initCause(e); |
| 567 | throw newE; |
| 568 | } catch (FileNotFoundException e) { |
| 569 | NotFoundException newE = new NotFoundException(); |
| 570 | newE.initCause(e); |
| 571 | throw newE; |
| 572 | } |
| 573 | } |
| 574 | } |
| 575 | } |
| 576 | |
| 577 | // id was not found or not resolved. Throw a NotFoundException. |
| 578 | throwException(id); |
| 579 | |
| 580 | // this is not used since the method above always throws |
| 581 | return null; |
| 582 | } |
| 583 | |
| 584 | @Override |
| 585 | public XmlResourceParser loadXmlResourceParser(String file, int id, |
| 586 | int assetCookie, String type) throws NotFoundException { |
| 587 | // even though we know the XML file to load directly, we still need to resolve the |
| 588 | // id so that we can know if it's a platform or project resource. |
| 589 | // (mPlatformResouceFlag will get the result and will be used later). |
| 590 | getResourceValue(id, mPlatformResourceFlag); |
| 591 | |
| 592 | File f = new File(file); |
| 593 | try { |
| 594 | XmlPullParser parser = ParserFactory.create(f); |
| 595 | |
| 596 | return new BridgeXmlBlockParser(parser, mContext, mPlatformResourceFlag[0]); |
| 597 | } catch (XmlPullParserException e) { |
| 598 | NotFoundException newE = new NotFoundException(); |
| 599 | newE.initCause(e); |
| 600 | throw newE; |
| 601 | } catch (FileNotFoundException e) { |
| 602 | NotFoundException newE = new NotFoundException(); |
| 603 | newE.initCause(e); |
| 604 | throw newE; |
| 605 | } |
| 606 | } |
| 607 | |
| 608 | |
| 609 | @Override |
| 610 | public InputStream openRawResource(int id) throws NotFoundException { |
| 611 | Pair<String, ResourceValue> value = getResourceValue(id, mPlatformResourceFlag); |
| 612 | |
| 613 | if (value != null) { |
| 614 | String path = value.getSecond().getValue(); |
| 615 | |
| 616 | if (path != null) { |
| 617 | // check this is a file |
| 618 | File f = new File(path); |
| 619 | if (f.isFile()) { |
| 620 | try { |
| 621 | // if it's a nine-patch return a custom input stream so that |
| 622 | // other methods (mainly bitmap factory) can detect it's a 9-patch |
| 623 | // and actually load it as a 9-patch instead of a normal bitmap |
| 624 | if (path.toLowerCase().endsWith(NinePatch.EXTENSION_9PATCH)) { |
| 625 | return new NinePatchInputStream(f); |
| 626 | } |
| 627 | return new FileInputStream(f); |
| 628 | } catch (FileNotFoundException e) { |
| 629 | NotFoundException newE = new NotFoundException(); |
| 630 | newE.initCause(e); |
| 631 | throw newE; |
| 632 | } |
| 633 | } |
| 634 | } |
| 635 | } |
| 636 | |
| 637 | // id was not found or not resolved. Throw a NotFoundException. |
| 638 | throwException(id); |
| 639 | |
| 640 | // this is not used since the method above always throws |
| 641 | return null; |
| 642 | } |
| 643 | |
| 644 | @Override |
| 645 | public InputStream openRawResource(int id, TypedValue value) throws NotFoundException { |
| 646 | getValue(id, value, true); |
| 647 | |
| 648 | String path = value.string.toString(); |
| 649 | |
| 650 | File f = new File(path); |
| 651 | if (f.isFile()) { |
| 652 | try { |
| 653 | // if it's a nine-patch return a custom input stream so that |
| 654 | // other methods (mainly bitmap factory) can detect it's a 9-patch |
| 655 | // and actually load it as a 9-patch instead of a normal bitmap |
| 656 | if (path.toLowerCase().endsWith(NinePatch.EXTENSION_9PATCH)) { |
| 657 | return new NinePatchInputStream(f); |
| 658 | } |
| 659 | return new FileInputStream(f); |
| 660 | } catch (FileNotFoundException e) { |
| 661 | NotFoundException exception = new NotFoundException(); |
| 662 | exception.initCause(e); |
| 663 | throw exception; |
| 664 | } |
| 665 | } |
| 666 | |
| 667 | throw new NotFoundException(); |
| 668 | } |
| 669 | |
| 670 | @Override |
| 671 | public AssetFileDescriptor openRawResourceFd(int id) throws NotFoundException { |
| 672 | throw new UnsupportedOperationException(); |
| 673 | } |
| 674 | |
| 675 | /** |
| 676 | * Builds and throws a {@link Resources.NotFoundException} based on a resource id and a resource type. |
| 677 | * @param id the id of the resource |
| 678 | * @throws NotFoundException |
| 679 | */ |
| 680 | private void throwException(int id) throws NotFoundException { |
| 681 | // first get the String related to this id in the framework |
| 682 | Pair<ResourceType, String> resourceInfo = Bridge.resolveResourceId(id); |
| 683 | |
| 684 | // if the name is unknown in the framework, get it from the custom view loader. |
| 685 | if (resourceInfo == null && mProjectCallback != null) { |
| 686 | resourceInfo = mProjectCallback.resolveResourceId(id); |
| 687 | } |
| 688 | |
| 689 | String message = null; |
| 690 | if (resourceInfo != null) { |
| 691 | message = String.format( |
| 692 | "Could not find %1$s resource matching value 0x%2$X (resolved name: %3$s) in current configuration.", |
| 693 | resourceInfo.getFirst(), id, resourceInfo.getSecond()); |
| 694 | } else { |
| 695 | message = String.format( |
| 696 | "Could not resolve resource value: 0x%1$X.", id); |
| 697 | } |
| 698 | |
| 699 | throw new NotFoundException(message); |
| 700 | } |
| 701 | } |