netwerk/streamconv/public/mozITXTToHTMLConv.idl

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/netwerk/streamconv/public/mozITXTToHTMLConv.idl	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,88 @@
     1.4 +/* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
     1.5 +/* This Source Code Form is subject to the terms of the Mozilla Public
     1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
     1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
     1.8 +
     1.9 +/**
    1.10 +  Description: Currently only functions to enhance plain text with HTML tags.
    1.11 +  <p>
    1.12 +  Wrapper class for various parsing routines, that convert plain text to HTML.
    1.13 +  They try to recognize cites, URLs, plain text formattting like *bold* etc.
    1.14 +  See <http://www.bucksch.org/1/projects/mozilla/16507/> for a description.
    1.15 + */
    1.16 +
    1.17 +#include "nsIStreamConverter.idl"
    1.18 +
    1.19 +%{C++
    1.20 +// {77c0e42a-1dd2-11b2-8ebf-edc6606f2f4b}
    1.21 +#define MOZITXTTOHTMLCONV_CID \
    1.22 +    { 0x77c0e42a, 0x1dd2, 0x11b2, \
    1.23 +    { 0x8e, 0xbf, 0xed, 0xc6, 0x60, 0x6f, 0x2f, 0x4b } }
    1.24 +	
    1.25 +#define MOZ_TXTTOHTMLCONV_CONTRACTID \
    1.26 +  "@mozilla.org/txttohtmlconv;1"
    1.27 +
    1.28 +%}
    1.29 +
    1.30 +[scriptable, uuid(77c0e42a-1dd2-11b2-8ebf-edc6606f2f4b)]
    1.31 +interface mozITXTToHTMLConv : nsIStreamConverter {
    1.32 +  const unsigned long kEntities = 0;  // just convert < & > to &lt; &amp; and &gt;
    1.33 +  const unsigned long kURLs = 1 << 1;
    1.34 +  const unsigned long kGlyphSubstitution = 1 << 2;  // Smilies, &reg; etc.
    1.35 +  const unsigned long kStructPhrase = 1 << 3;       // E.g. *bold* -> <strong>
    1.36 +
    1.37 +/**
    1.38 +  @param text: plain text to scan. May be a line, paragraph (recommended)
    1.39 +               or just a substring.<p>
    1.40 +               Must be non-escaped, pure unicode.<p>
    1.41 +               <em>Note:</em> ScanTXT(a, o) + ScanTXT(b, o) may be !=
    1.42 +               Scan(a + b, o)
    1.43 +  @param whattodo: Bitfield describing the modes of operation
    1.44 +  @result      "<", ">" and "&" are escaped and HTML tags are inserted where
    1.45 +               appropriate.
    1.46 + */
    1.47 +  wstring   scanTXT(in wstring text, in unsigned long whattodo);
    1.48 +
    1.49 +/**
    1.50 +  Adds additional formatting to user edited text, that the user was too lazy
    1.51 +  or "unknowledged" (DELETEME: is that a word?) to make.
    1.52 +  <p>
    1.53 +  <em>Note:</em> Don't use kGlyphSubstitution with this function. This option
    1.54 +  generates tags, that are unuseable for UAs other than Mozilla. This would
    1.55 +  be a data loss bug.
    1.56 +
    1.57 +  @param text: HTML source to scan. May be a line, paragraph (recommended)
    1.58 +               or just a substring.<p>
    1.59 +               Must be correct HTML. "<", ">" and "&" must be escaped,
    1.60 +               other chars must be pure unicode.<p>
    1.61 +               <em>Note:</em> ScanTXT(a, o) + ScanTXT(b, o) may be !=
    1.62 +               Scan(a + b, o)
    1.63 +  @param whattodo: Bitfield describing the modes of operation
    1.64 +  @result      Additional HTML tags are inserted where appropriate.
    1.65 + */
    1.66 +  wstring   scanHTML(in wstring text, in unsigned long whattodo);
    1.67 +
    1.68 +/**
    1.69 +  @param line: line in original msg, possibly starting starting with
    1.70 +               txt quote tags like ">"
    1.71 +  @param logLineStart: pos in line, where the real content (logical line)
    1.72 +               begins, i.e. pos after all txt quote tags.
    1.73 +               E.g. position of "t" in "> > text".
    1.74 +               Initial value must be 0, unless line is not real line.
    1.75 +  @return      Cite Level, i.e. number of txt quote tags found, i.e. number of
    1.76 +               nested quotes.
    1.77 + */
    1.78 +  unsigned long   citeLevelTXT(in wstring line,
    1.79 +                               out unsigned long logLineStart);
    1.80 +
    1.81 +/** 
    1.82 + @param a wide string to scan for the presence of a URL.
    1.83 + @param aLength --> the length of the buffer to be scanned
    1.84 + @param aPos --> the position in the buffer to start scanning for a url
    1.85 +
    1.86 + aStartPos --> index into the start of a url (-1 if no url found)
    1.87 + aEndPos --> index of the last character in the url (-1 if no url found)
    1.88 + */
    1.89 +
    1.90 +  void findURLInPlaintext(in wstring text, in long aLength, in long aPos, out long aStartPos, out long aEndPos);
    1.91 +};

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