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1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
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2 /* vim: set ts=2 et sw=2 tw=80: */ |
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3 /* This Source Code Form is subject to the terms of the Mozilla Public |
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4 * License, v. 2.0. If a copy of the MPL was not distributed with this file, |
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5 * You can obtain one at http://mozilla.org/MPL/2.0/. */ |
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6 |
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7 #ifndef mozilla_dom_file_domarchiveevent_h__ |
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8 #define mozilla_dom_file_domarchiveevent_h__ |
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9 |
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10 #include "ArchiveReader.h" |
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11 |
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12 #include "nsISeekableStream.h" |
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13 #include "nsIMIMEService.h" |
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14 #include "nsDOMFile.h" |
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15 |
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16 #include "FileCommon.h" |
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17 |
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18 BEGIN_FILE_NAMESPACE |
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19 |
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20 /** |
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21 * This class contains all the info needed for a single item |
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22 * It must contain the implementation of the File() method. |
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23 */ |
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24 class ArchiveItem : public nsISupports |
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25 { |
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26 public: |
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27 NS_DECL_THREADSAFE_ISUPPORTS |
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28 |
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29 ArchiveItem(); |
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30 virtual ~ArchiveItem(); |
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31 |
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32 // Getter/Setter for the type |
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33 nsCString GetType(); |
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34 void SetType(const nsCString& aType); |
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35 |
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36 // Getter for the filename |
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37 virtual nsresult GetFilename(nsString& aFilename) = 0; |
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38 |
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39 // Generate a DOMFile |
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40 virtual nsIDOMFile* File(ArchiveReader* aArchiveReader) = 0; |
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41 |
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42 protected: |
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43 nsCString mType; |
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44 }; |
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45 |
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46 /** |
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47 * This class must be extended by any archive format supported by ArchiveReader API |
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48 * This class runs in a different thread and it calls the 'exec()' method. |
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49 * The exec() must populate mFileList and mStatus then it must call RunShare(); |
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50 */ |
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51 class ArchiveReaderEvent : public nsRunnable |
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52 { |
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53 public: |
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54 NS_DECL_NSIRUNNABLE |
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55 |
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56 ArchiveReaderEvent(ArchiveReader* aArchiveReader); |
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57 |
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58 virtual ~ArchiveReaderEvent(); |
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59 |
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60 // This must be implemented |
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61 virtual nsresult Exec() = 0; |
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62 |
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63 protected: |
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64 nsresult GetType(nsCString& aExt, |
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65 nsCString& aMimeType); |
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66 |
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67 nsresult RunShare(nsresult aStatus); |
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68 void ShareMainThread(); |
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69 |
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70 protected: // data |
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71 ArchiveReader* mArchiveReader; |
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72 |
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73 nsCOMPtr<nsIMIMEService> mMimeService; |
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74 |
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75 nsTArray<nsRefPtr<ArchiveItem> > mFileList; // this must be populated |
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76 nsresult mStatus; |
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77 }; |
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78 |
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79 END_FILE_NAMESPACE |
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80 |
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81 #endif // mozilla_dom_file_domarchiveevent_h__ |
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82 |