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comparison: extensions/spellcheck/hunspell/src/mozHunspellDirProvider.cpp
extensions/spellcheck/hunspell/src/mozHunspellDirProvider.cpp
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| 1 /******* BEGIN LICENSE BLOCK ******* | |
| 2 * Version: MPL 1.1/GPL 2.0/LGPL 2.1 | |
| 3 * | |
| 4 * The contents of this file are subject to the Mozilla Public License Version | |
| 5 * 1.1 (the "License"); you may not use this file except in compliance with | |
| 6 * the License. You may obtain a copy of the License at | |
| 7 * http://www.mozilla.org/MPL/ | |
| 8 * | |
| 9 * Software distributed under the License is distributed on an "AS IS" basis, | |
| 10 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License | |
| 11 * for the specific language governing rights and limitations under the | |
| 12 * License. | |
| 13 * | |
| 14 * The Initial Developers of the Original Code are Kevin Hendricks (MySpell) | |
| 15 * and László Németh (Hunspell). Portions created by the Initial Developers | |
| 16 * are Copyright (C) 2002-2005 the Initial Developers. All Rights Reserved. | |
| 17 * | |
| 18 * Contributor(s): Benjamin Smedberg (benjamin@smedbergs.us) (Original Code) | |
| 19 * László Németh (nemethl@gyorsposta.hu) | |
| 20 * Ryan VanderMeulen (ryanvm@gmail.com) | |
| 21 * | |
| 22 * Alternatively, the contents of this file may be used under the terms of | |
| 23 * either the GNU General Public License Version 2 or later (the "GPL"), or | |
| 24 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), | |
| 25 * in which case the provisions of the GPL or the LGPL are applicable instead | |
| 26 * of those above. If you wish to allow use of your version of this file only | |
| 27 * under the terms of either the GPL or the LGPL, and not to allow others to | |
| 28 * use your version of this file under the terms of the MPL, indicate your | |
| 29 * decision by deleting the provisions above and replace them with the notice | |
| 30 * and other provisions required by the GPL or the LGPL. If you do not delete | |
| 31 * the provisions above, a recipient may use your version of this file under | |
| 32 * the terms of any one of the MPL, the GPL or the LGPL. | |
| 33 * | |
| 34 ******* END LICENSE BLOCK *******/ | |
| 35 | |
| 36 #include "mozHunspellDirProvider.h" | |
| 37 #include "nsXULAppAPI.h" | |
| 38 #include "nsString.h" | |
| 39 | |
| 40 #include "mozISpellCheckingEngine.h" | |
| 41 #include "nsICategoryManager.h" | |
| 42 | |
| 43 NS_IMPL_ISUPPORTS(mozHunspellDirProvider, | |
| 44 nsIDirectoryServiceProvider, | |
| 45 nsIDirectoryServiceProvider2) | |
| 46 | |
| 47 NS_IMETHODIMP | |
| 48 mozHunspellDirProvider::GetFile(const char *aKey, bool *aPersist, | |
| 49 nsIFile* *aResult) | |
| 50 { | |
| 51 return NS_ERROR_FAILURE; | |
| 52 } | |
| 53 | |
| 54 NS_IMETHODIMP | |
| 55 mozHunspellDirProvider::GetFiles(const char *aKey, | |
| 56 nsISimpleEnumerator* *aResult) | |
| 57 { | |
| 58 if (strcmp(aKey, DICTIONARY_SEARCH_DIRECTORY_LIST) != 0) { | |
| 59 return NS_ERROR_FAILURE; | |
| 60 } | |
| 61 | |
| 62 nsCOMPtr<nsIProperties> dirSvc = | |
| 63 do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID); | |
| 64 if (!dirSvc) | |
| 65 return NS_ERROR_FAILURE; | |
| 66 | |
| 67 nsCOMPtr<nsISimpleEnumerator> list; | |
| 68 nsresult rv = dirSvc->Get(XRE_EXTENSIONS_DIR_LIST, | |
| 69 NS_GET_IID(nsISimpleEnumerator), | |
| 70 getter_AddRefs(list)); | |
| 71 if (NS_FAILED(rv)) | |
| 72 return rv; | |
| 73 | |
| 74 nsCOMPtr<nsISimpleEnumerator> e = new AppendingEnumerator(list); | |
| 75 if (!e) | |
| 76 return NS_ERROR_OUT_OF_MEMORY; | |
| 77 | |
| 78 *aResult = nullptr; | |
| 79 e.swap(*aResult); | |
| 80 return NS_SUCCESS_AGGREGATE_RESULT; | |
| 81 } | |
| 82 | |
| 83 NS_IMPL_ISUPPORTS(mozHunspellDirProvider::AppendingEnumerator, | |
| 84 nsISimpleEnumerator) | |
| 85 | |
| 86 NS_IMETHODIMP | |
| 87 mozHunspellDirProvider::AppendingEnumerator::HasMoreElements(bool *aResult) | |
| 88 { | |
| 89 *aResult = mNext ? true : false; | |
| 90 return NS_OK; | |
| 91 } | |
| 92 | |
| 93 NS_IMETHODIMP | |
| 94 mozHunspellDirProvider::AppendingEnumerator::GetNext(nsISupports* *aResult) | |
| 95 { | |
| 96 if (aResult) | |
| 97 NS_ADDREF(*aResult = mNext); | |
| 98 | |
| 99 mNext = nullptr; | |
| 100 | |
| 101 nsresult rv; | |
| 102 | |
| 103 // Ignore all errors | |
| 104 | |
| 105 bool more; | |
| 106 while (NS_SUCCEEDED(mBase->HasMoreElements(&more)) && more) { | |
| 107 nsCOMPtr<nsISupports> nextbasesupp; | |
| 108 mBase->GetNext(getter_AddRefs(nextbasesupp)); | |
| 109 | |
| 110 nsCOMPtr<nsIFile> nextbase(do_QueryInterface(nextbasesupp)); | |
| 111 if (!nextbase) | |
| 112 continue; | |
| 113 | |
| 114 nextbase->Clone(getter_AddRefs(mNext)); | |
| 115 if (!mNext) | |
| 116 continue; | |
| 117 | |
| 118 mNext->AppendNative(NS_LITERAL_CSTRING("dictionaries")); | |
| 119 | |
| 120 bool exists; | |
| 121 rv = mNext->Exists(&exists); | |
| 122 if (NS_SUCCEEDED(rv) && exists) | |
| 123 break; | |
| 124 | |
| 125 mNext = nullptr; | |
| 126 } | |
| 127 | |
| 128 return NS_OK; | |
| 129 } | |
| 130 | |
| 131 mozHunspellDirProvider::AppendingEnumerator::AppendingEnumerator | |
| 132 (nsISimpleEnumerator* aBase) : | |
| 133 mBase(aBase) | |
| 134 { | |
| 135 // Initialize mNext to begin | |
| 136 GetNext(nullptr); | |
| 137 } | |
| 138 | |
| 139 char const *const | |
| 140 mozHunspellDirProvider::kContractID = "@mozilla.org/spellcheck/dir-provider;1"; |
