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| 1 // Copyright 2011, Google Inc. | |
| 2 // All rights reserved. | |
| 3 // | |
| 4 // Redistribution and use in source and binary forms, with or without | |
| 5 // modification, are permitted provided that the following conditions are | |
| 6 // met: | |
| 7 // | |
| 8 // * Redistributions of source code must retain the above copyright | |
| 9 // notice, this list of conditions and the following disclaimer. | |
| 10 // * Redistributions in binary form must reproduce the above | |
| 11 // copyright notice, this list of conditions and the following disclaimer | |
| 12 // in the documentation and/or other materials provided with the | |
| 13 // distribution. | |
| 14 // * Neither the name of Google Inc. nor the names of its | |
| 15 // contributors may be used to endorse or promote products derived from | |
| 16 // this software without specific prior written permission. | |
| 17 // | |
| 18 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 19 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 20 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 21 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 22 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 23 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 24 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 25 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 26 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 27 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 28 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 29 | |
| 30 #include "config.h" | |
| 31 #include "bindings/core/dart/DartDOMWrapper.h" | |
| 32 | |
| 33 #include "bindings/core/dart/DartCSSStyleDeclaration.h" | |
| 34 #include "bindings/core/dart/DartDOMException.h" | |
| 35 #include "bindings/core/dart/DartHTMLElement.h" | |
| 36 #include "bindings/core/dart/DartNode.h" | |
| 37 #include "bindings/core/dart/DartUtilities.h" | |
| 38 #include "core/html/HTMLFormControlElement.h" | |
| 39 #include "core/html/LabelableElement.h" | |
| 40 #include "wtf/StringExtras.h" | |
| 41 #include "wtf/text/WTFString.h" | |
| 42 | |
| 43 #include <stdio.h> | |
| 44 | |
| 45 namespace blink { | |
| 46 | |
| 47 Dart_PersistentHandle DartDOMWrapper::dartClass( | |
| 48 DartDOMData* domData, intptr_t cid) | |
| 49 { | |
| 50 ASSERT(cid < NumWebkitClassIds); | |
| 51 | |
| 52 ClassTable* table = domData->classHandleCache(); | |
| 53 | |
| 54 Dart_PersistentHandle persistentType = (*table)[cid]; | |
| 55 | |
| 56 if (persistentType) | |
| 57 return persistentType; | |
| 58 | |
| 59 // Slow path: we have not encountered this type yet. Look up the registered
wrapper. | |
| 60 Dart_Handle htmlLibrary = domData->htmlLibrary(); | |
| 61 Dart_Handle type = Dart_Null(); | |
| 62 Dart_Handle getType = Dart_NewStringFromCString("_getType"); | |
| 63 intptr_t searchid = cid; | |
| 64 while (searchid > 0 && Dart_IsNull(type)) { | |
| 65 const char* keyName = DartWebkitClassInfo[searchid].jsName; | |
| 66 Dart_Handle key = Dart_NewStringFromCString(keyName); | |
| 67 type = Dart_Invoke(htmlLibrary, getType, 1, &key); | |
| 68 if (Dart_IsError(type)) { | |
| 69 DartUtilities::reportProblem(domData->scriptExecutionContext(), type
); | |
| 70 break; | |
| 71 } | |
| 72 | |
| 73 if (Dart_IsNull(type)) { | |
| 74 searchid = DartWebkitClassInfo[searchid].base_class_id; | |
| 75 } | |
| 76 } | |
| 77 if ((searchid <= 0) || Dart_IsError(type) || !Dart_IsType(type) || Dart_IsNu
ll(type)) { | |
| 78 Dart_Handle error; | |
| 79 if (Dart_IsError(type)) { | |
| 80 error = type; | |
| 81 } else { | |
| 82 char message[256]; | |
| 83 snprintf(message, 256, "Unsupported native browser type: %s", DartWe
bkitClassInfo[cid].jsName); | |
| 84 error = Dart_NewApiError(message); | |
| 85 } | |
| 86 DartUtilities::reportProblem(domData->scriptExecutionContext(), error); | |
| 87 type = Dart_GetType(htmlLibrary, Dart_NewStringFromCString("_Unsupported
BrowserObject"), 0, 0); | |
| 88 } | |
| 89 | |
| 90 persistentType = Dart_NewPersistentHandle(type); | |
| 91 (*table)[cid] = persistentType; | |
| 92 | |
| 93 return persistentType; | |
| 94 } | |
| 95 | |
| 96 } | |
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