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1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ |
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2 /* This Source Code Form is subject to the terms of the Mozilla Public |
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3 * License, v. 2.0. If a copy of the MPL was not distributed with this |
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4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
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5 |
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6 #include "nsISupports.idl" |
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7 #include "nsIEntityConverter.idl" |
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8 |
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9 %{C++ |
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10 #define NS_SAVEASCHARSET_CID { 0xcd233e0, 0x7a86, 0x11d3, { 0x91, 0x5c, 0x0, 0x60, 0x8, 0xa6, 0xed, 0xf6 } } |
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11 #define NS_SAVEASCHARSET_CONTRACTID "@mozilla.org/intl/saveascharset;1" |
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12 %} |
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13 |
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14 [scriptable, uuid(33B87F70-7A9C-11d3-915C-006008A6EDF6)] |
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15 interface nsISaveAsCharset : nsISupports |
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16 { |
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17 // attributes |
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18 const unsigned long mask_Fallback = 0x000000FF; // mask for fallback (8bits) |
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19 const unsigned long mask_Entity = 0x00000300; // mask for entity (2bits) |
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20 const unsigned long mask_CharsetFallback = 0x00000400; // mask for charset fallback (1bit) |
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21 |
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22 const unsigned long attr_FallbackNone = 0; // no fall back for unconverted chars (skipped) |
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23 const unsigned long attr_FallbackQuestionMark = 1; // unconverted chars are replaced by '?' |
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24 const unsigned long attr_FallbackEscapeU = 2; // unconverted chars are escaped as \uxxxx |
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25 const unsigned long attr_FallbackDecimalNCR = 3; // unconverted chars are replaced by decimal NCR |
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26 const unsigned long attr_FallbackHexNCR = 4; // unconverted chars are replaced by hex NCR |
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27 |
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28 const unsigned long attr_EntityNone = 0; // generate no Named Entity |
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29 const unsigned long attr_EntityBeforeCharsetConv = 0x00000100; // generate Named Entity before charset conversion |
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30 const unsigned long attr_EntityAfterCharsetConv = 0x00000200; // generate Named Entity after charset conversion |
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31 |
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32 const unsigned long attr_CharsetFallback = 0x00000400; // fallback to other charset and restart the convesion |
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33 |
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34 |
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35 // default attribute for plain text |
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36 const unsigned long attr_plainTextDefault = attr_FallbackNone + attr_EntityNone; |
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37 |
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38 // default attribute for html text |
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39 // generate entity before charset conversion, use decimal NCR |
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40 const unsigned long attr_htmlTextDefault = attr_FallbackDecimalNCR + attr_EntityBeforeCharsetConv; |
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41 |
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42 readonly attribute string charset; // charset used for the conversion |
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43 |
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44 // set up charset, attribute and entity version |
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45 // see nsIEntityConverter.idl for possible value of entityVersion (entityNone for plain text). |
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46 void Init(in string charset, in unsigned long attr, in unsigned long entityVersion); |
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47 |
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48 // convert UCS-2 html to target charset |
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49 // may return the result code of the unicode converter (NS_ERROR_UENC_NOMAPPING) |
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50 // if the attribute does not specify any fall back (e.g. attrPlainTextDefault) |
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51 string Convert(in wstring inString); |
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52 }; |