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| author | Leo Tenenbaum <pommicket@gmail.com> | 2018-08-20 21:12:06 -0400 |
|---|---|---|
| committer | Leo Tenenbaum <pommicket@gmail.com> | 2018-08-20 21:12:06 -0400 |
| commit | 63e87c2d0c9d263f14c77b68f85c67d46ece82a9 (patch) | |
| tree | 6260365cbf7d24f37d27669e8538227fcb72e243 /gtk+-mingw/share/gtk-doc/html/glib/glib-Simple-XML-Subset-Parser.html | |
| parent | a4460f6d9453bbd7e584937686449cef3e19f052 (diff) | |
Diffstat (limited to 'gtk+-mingw/share/gtk-doc/html/glib/glib-Simple-XML-Subset-Parser.html')
| -rw-r--r-- | gtk+-mingw/share/gtk-doc/html/glib/glib-Simple-XML-Subset-Parser.html | 1132 |
1 files changed, 0 insertions, 1132 deletions
diff --git a/gtk+-mingw/share/gtk-doc/html/glib/glib-Simple-XML-Subset-Parser.html b/gtk+-mingw/share/gtk-doc/html/glib/glib-Simple-XML-Subset-Parser.html deleted file mode 100644 index 45fa54e..0000000 --- a/gtk+-mingw/share/gtk-doc/html/glib/glib-Simple-XML-Subset-Parser.html +++ /dev/null @@ -1,1132 +0,0 @@ -<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> -<html> -<head> -<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> -<title>Simple XML Subset Parser</title> -<meta name="generator" content="DocBook XSL Stylesheets V1.76.1"> -<link rel="home" href="index.html" title="GLib Reference Manual"> -<link rel="up" href="glib-utilities.html" title="GLib Utilities"> -<link rel="prev" href="glib-regex-syntax.html" title="Regular expression syntax"> -<link rel="next" href="glib-Key-value-file-parser.html" title="Key-value file parser"> -<meta name="generator" content="GTK-Doc V1.18 (XML mode)"> -<link rel="stylesheet" href="style.css" type="text/css"> -</head> -<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> -<table class="navigation" id="top" width="100%" summary="Navigation header" cellpadding="2" cellspacing="2"> -<tr valign="middle"> -<td><a accesskey="p" href="glib-regex-syntax.html"><img src="left.png" width="24" height="24" border="0" alt="Prev"></a></td> -<td><a accesskey="u" href="glib-utilities.html"><img src="up.png" width="24" height="24" border="0" alt="Up"></a></td> -<td><a accesskey="h" href="index.html"><img src="home.png" width="24" height="24" border="0" alt="Home"></a></td> -<th width="100%" align="center">GLib Reference Manual</th> -<td><a accesskey="n" href="glib-Key-value-file-parser.html"><img src="right.png" width="24" height="24" border="0" alt="Next"></a></td> -</tr> -<tr><td colspan="5" class="shortcuts"> -<a href="#glib-Simple-XML-Subset-Parser.synopsis" class="shortcut">Top</a> - | - <a href="#glib-Simple-XML-Subset-Parser.description" class="shortcut">Description</a> -</td></tr> -</table> -<div class="refentry"> -<a name="glib-Simple-XML-Subset-Parser"></a><div class="titlepage"></div> -<div class="refnamediv"><table width="100%"><tr> -<td valign="top"> -<h2><span class="refentrytitle"><a name="glib-Simple-XML-Subset-Parser.top_of_page"></a>Simple XML Subset Parser</span></h2> -<p>Simple XML Subset Parser — parses a subset of XML</p> -</td> -<td valign="top" align="right"></td> -</tr></table></div> -<div class="refsynopsisdiv"> -<a name="glib-Simple-XML-Subset-Parser.synopsis"></a><h2>Synopsis</h2> -<pre class="synopsis"> -#include <glib.h> - -enum <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupError" title="enum GMarkupError">GMarkupError</a>; -#define <a class="link" href="glib-Simple-XML-Subset-Parser.html#G-MARKUP-ERROR:CAPS" title="G_MARKUP_ERROR">G_MARKUP_ERROR</a> -enum <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseFlags" title="enum GMarkupParseFlags">GMarkupParseFlags</a>; - <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext">GMarkupParseContext</a>; -struct <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParser" title="struct GMarkupParser">GMarkupParser</a>; -<a class="link" href="glib-Basic-Types.html#gchar" title="gchar"><span class="returnvalue">gchar</span></a> * <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-escape-text" title="g_markup_escape_text ()">g_markup_escape_text</a> (<em class="parameter"><code>const <a class="link" href="glib-Basic-Types.html#gchar" title="gchar"><span class="type">gchar</span></a> *text</code></em>, - <em class="parameter"><code><a class="link" href="glib-Basic-Types.html#gssize" title="gssize"><span class="type">gssize</span></a> length</code></em>); -<a class="link" href="glib-Basic-Types.html#gchar" title="gchar"><span class="returnvalue">gchar</span></a> * <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-printf-escaped" title="g_markup_printf_escaped ()">g_markup_printf_escaped</a> (<em class="parameter"><code>const <span class="type">char</span> *format</code></em>, - <em class="parameter"><code>...</code></em>); -<a class="link" href="glib-Basic-Types.html#gchar" title="gchar"><span class="returnvalue">gchar</span></a> * <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-vprintf-escaped" title="g_markup_vprintf_escaped ()">g_markup_vprintf_escaped</a> (<em class="parameter"><code>const <span class="type">char</span> *format</code></em>, - <em class="parameter"><code><span class="type">va_list</span> args</code></em>); -<a class="link" href="glib-Basic-Types.html#gboolean" title="gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-parse-context-end-parse" title="g_markup_parse_context_end_parse ()">g_markup_parse_context_end_parse</a> (<em class="parameter"><code><a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> *context</code></em>, - <em class="parameter"><code><a class="link" href="glib-Error-Reporting.html#GError" title="struct GError"><span class="type">GError</span></a> **error</code></em>); -<span class="returnvalue">void</span> <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-parse-context-free" title="g_markup_parse_context_free ()">g_markup_parse_context_free</a> (<em class="parameter"><code><a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> *context</code></em>); -<span class="returnvalue">void</span> <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-parse-context-get-position" title="g_markup_parse_context_get_position ()">g_markup_parse_context_get_position</a> (<em class="parameter"><code><a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> *context</code></em>, - <em class="parameter"><code><a class="link" href="glib-Basic-Types.html#gint" title="gint"><span class="type">gint</span></a> *line_number</code></em>, - <em class="parameter"><code><a class="link" href="glib-Basic-Types.html#gint" title="gint"><span class="type">gint</span></a> *char_number</code></em>); -const <a class="link" href="glib-Basic-Types.html#gchar" title="gchar"><span class="returnvalue">gchar</span></a> * <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-parse-context-get-element" title="g_markup_parse_context_get_element ()">g_markup_parse_context_get_element</a> (<em class="parameter"><code><a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> *context</code></em>); -const <a class="link" href="glib-Singly-Linked-Lists.html#GSList" title="struct GSList"><span class="returnvalue">GSList</span></a> * <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-parse-context-get-element-stack" title="g_markup_parse_context_get_element_stack ()">g_markup_parse_context_get_element_stack</a> - (<em class="parameter"><code><a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> *context</code></em>); -<a class="link" href="glib-Basic-Types.html#gpointer" title="gpointer"><span class="returnvalue">gpointer</span></a> <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-parse-context-get-user-data" title="g_markup_parse_context_get_user_data ()">g_markup_parse_context_get_user_data</a> - (<em class="parameter"><code><a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> *context</code></em>); -<a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="returnvalue">GMarkupParseContext</span></a> * <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-parse-context-new" title="g_markup_parse_context_new ()">g_markup_parse_context_new</a> (<em class="parameter"><code>const <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParser" title="struct GMarkupParser"><span class="type">GMarkupParser</span></a> *parser</code></em>, - <em class="parameter"><code><a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseFlags" title="enum GMarkupParseFlags"><span class="type">GMarkupParseFlags</span></a> flags</code></em>, - <em class="parameter"><code><a class="link" href="glib-Basic-Types.html#gpointer" title="gpointer"><span class="type">gpointer</span></a> user_data</code></em>, - <em class="parameter"><code><a class="link" href="glib-Datasets.html#GDestroyNotify" title="GDestroyNotify ()"><span class="type">GDestroyNotify</span></a> user_data_dnotify</code></em>); -<a class="link" href="glib-Basic-Types.html#gboolean" title="gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-parse-context-parse" title="g_markup_parse_context_parse ()">g_markup_parse_context_parse</a> (<em class="parameter"><code><a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> *context</code></em>, - <em class="parameter"><code>const <a class="link" href="glib-Basic-Types.html#gchar" title="gchar"><span class="type">gchar</span></a> *text</code></em>, - <em class="parameter"><code><a class="link" href="glib-Basic-Types.html#gssize" title="gssize"><span class="type">gssize</span></a> text_len</code></em>, - <em class="parameter"><code><a class="link" href="glib-Error-Reporting.html#GError" title="struct GError"><span class="type">GError</span></a> **error</code></em>); -<span class="returnvalue">void</span> <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-parse-context-push" title="g_markup_parse_context_push ()">g_markup_parse_context_push</a> (<em class="parameter"><code><a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> *context</code></em>, - <em class="parameter"><code>const <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParser" title="struct GMarkupParser"><span class="type">GMarkupParser</span></a> *parser</code></em>, - <em class="parameter"><code><a class="link" href="glib-Basic-Types.html#gpointer" title="gpointer"><span class="type">gpointer</span></a> user_data</code></em>); -<a class="link" href="glib-Basic-Types.html#gpointer" title="gpointer"><span class="returnvalue">gpointer</span></a> <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-parse-context-pop" title="g_markup_parse_context_pop ()">g_markup_parse_context_pop</a> (<em class="parameter"><code><a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> *context</code></em>); - -enum <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupCollectType" title="enum GMarkupCollectType">GMarkupCollectType</a>; -<a class="link" href="glib-Basic-Types.html#gboolean" title="gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-collect-attributes" title="g_markup_collect_attributes ()">g_markup_collect_attributes</a> (<em class="parameter"><code>const <a class="link" href="glib-Basic-Types.html#gchar" title="gchar"><span class="type">gchar</span></a> *element_name</code></em>, - <em class="parameter"><code>const <a class="link" href="glib-Basic-Types.html#gchar" title="gchar"><span class="type">gchar</span></a> **attribute_names</code></em>, - <em class="parameter"><code>const <a class="link" href="glib-Basic-Types.html#gchar" title="gchar"><span class="type">gchar</span></a> **attribute_values</code></em>, - <em class="parameter"><code><a class="link" href="glib-Error-Reporting.html#GError" title="struct GError"><span class="type">GError</span></a> **error</code></em>, - <em class="parameter"><code><a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupCollectType" title="enum GMarkupCollectType"><span class="type">GMarkupCollectType</span></a> first_type</code></em>, - <em class="parameter"><code>const <a class="link" href="glib-Basic-Types.html#gchar" title="gchar"><span class="type">gchar</span></a> *first_attr</code></em>, - <em class="parameter"><code>...</code></em>); -</pre> -</div> -<div class="refsect1"> -<a name="glib-Simple-XML-Subset-Parser.description"></a><h2>Description</h2> -<p> -The "GMarkup" parser is intended to parse a simple markup format -that's a subset of XML. This is a small, efficient, easy-to-use -parser. It should not be used if you expect to interoperate with -other applications generating full-scale XML. However, it's very -useful for application data files, config files, etc. where you -know your application will be the only one writing the file. -Full-scale XML parsers should be able to parse the subset used by -GMarkup, so you can easily migrate to full-scale XML at a later -time if the need arises. -</p> -<p> -GMarkup is not guaranteed to signal an error on all invalid XML; -the parser may accept documents that an XML parser would not. -However, XML documents which are not well-formed<sup>[<a name="wellformed" href="#ftn.wellformed" class="footnote">6</a>]</sup> -are not considered valid GMarkup documents. -</p> -<p> -Simplifications to XML include: -</p> -<div class="itemizedlist"><ul class="itemizedlist" type="disc"> -<li class="listitem">Only UTF-8 encoding is allowed</li> -<li class="listitem">No user-defined entities</li> -<li class="listitem">Processing instructions, comments and the doctype declaration -are "passed through" but are not interpreted in any way</li> -<li class="listitem">No DTD or validation.</li> -</ul></div> -<p> -</p> -<p> -The markup format does support: -</p> -<div class="itemizedlist"><ul class="itemizedlist" type="disc"> -<li class="listitem">Elements</li> -<li class="listitem">Attributes</li> -<li class="listitem">5 standard entities: - <code class="literal">&amp; &lt; &gt; &quot; &apos;</code> -</li> -<li class="listitem">Character references</li> -<li class="listitem">Sections marked as CDATA</li> -</ul></div> -<p> -</p> -</div> -<div class="refsect1"> -<a name="glib-Simple-XML-Subset-Parser.details"></a><h2>Details</h2> -<div class="refsect2"> -<a name="GMarkupError"></a><h3>enum GMarkupError</h3> -<pre class="programlisting">typedef enum { - G_MARKUP_ERROR_BAD_UTF8, - G_MARKUP_ERROR_EMPTY, - G_MARKUP_ERROR_PARSE, - /* The following are primarily intended for specific GMarkupParser - * implementations to set. - */ - G_MARKUP_ERROR_UNKNOWN_ELEMENT, - G_MARKUP_ERROR_UNKNOWN_ATTRIBUTE, - G_MARKUP_ERROR_INVALID_CONTENT, - G_MARKUP_ERROR_MISSING_ATTRIBUTE -} GMarkupError; -</pre> -<p> -Error codes returned by markup parsing. -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody> -<tr> -<td><p><a name="G-MARKUP-ERROR-BAD-UTF8:CAPS"></a><span class="term"><code class="literal">G_MARKUP_ERROR_BAD_UTF8</code></span></p></td> -<td>text being parsed was not valid UTF-8 -</td> -</tr> -<tr> -<td><p><a name="G-MARKUP-ERROR-EMPTY:CAPS"></a><span class="term"><code class="literal">G_MARKUP_ERROR_EMPTY</code></span></p></td> -<td>document contained nothing, or only whitespace -</td> -</tr> -<tr> -<td><p><a name="G-MARKUP-ERROR-PARSE:CAPS"></a><span class="term"><code class="literal">G_MARKUP_ERROR_PARSE</code></span></p></td> -<td>document was ill-formed -</td> -</tr> -<tr> -<td><p><a name="G-MARKUP-ERROR-UNKNOWN-ELEMENT:CAPS"></a><span class="term"><code class="literal">G_MARKUP_ERROR_UNKNOWN_ELEMENT</code></span></p></td> -<td>error should be set by <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParser" title="struct GMarkupParser"><span class="type">GMarkupParser</span></a> - functions; element wasn't known -</td> -</tr> -<tr> -<td><p><a name="G-MARKUP-ERROR-UNKNOWN-ATTRIBUTE:CAPS"></a><span class="term"><code class="literal">G_MARKUP_ERROR_UNKNOWN_ATTRIBUTE</code></span></p></td> -<td>error should be set by <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParser" title="struct GMarkupParser"><span class="type">GMarkupParser</span></a> - functions; attribute wasn't known -</td> -</tr> -<tr> -<td><p><a name="G-MARKUP-ERROR-INVALID-CONTENT:CAPS"></a><span class="term"><code class="literal">G_MARKUP_ERROR_INVALID_CONTENT</code></span></p></td> -<td>error should be set by <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParser" title="struct GMarkupParser"><span class="type">GMarkupParser</span></a> - functions; content was invalid -</td> -</tr> -<tr> -<td><p><a name="G-MARKUP-ERROR-MISSING-ATTRIBUTE:CAPS"></a><span class="term"><code class="literal">G_MARKUP_ERROR_MISSING_ATTRIBUTE</code></span></p></td> -<td>error should be set by <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParser" title="struct GMarkupParser"><span class="type">GMarkupParser</span></a> - functions; a required attribute was missing -</td> -</tr> -</tbody> -</table></div> -</div> -<hr> -<div class="refsect2"> -<a name="G-MARKUP-ERROR:CAPS"></a><h3>G_MARKUP_ERROR</h3> -<pre class="programlisting">#define G_MARKUP_ERROR g_markup_error_quark () -</pre> -<p> -Error domain for markup parsing. -Errors in this domain will be from the <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupError" title="enum GMarkupError"><span class="type">GMarkupError</span></a> enumeration. -See <a class="link" href="glib-Error-Reporting.html#GError" title="struct GError"><span class="type">GError</span></a> for information on error domains. -</p> -</div> -<hr> -<div class="refsect2"> -<a name="GMarkupParseFlags"></a><h3>enum GMarkupParseFlags</h3> -<pre class="programlisting">typedef enum { - G_MARKUP_DO_NOT_USE_THIS_UNSUPPORTED_FLAG = 1 << 0, - G_MARKUP_TREAT_CDATA_AS_TEXT = 1 << 1, - G_MARKUP_PREFIX_ERROR_POSITION = 1 << 2 -} GMarkupParseFlags; -</pre> -<p> -Flags that affect the behaviour of the parser. -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody> -<tr> -<td><p><a name="G-MARKUP-DO-NOT-USE-THIS-UNSUPPORTED-FLAG:CAPS"></a><span class="term"><code class="literal">G_MARKUP_DO_NOT_USE_THIS_UNSUPPORTED_FLAG</code></span></p></td> -<td>flag you should not use -</td> -</tr> -<tr> -<td><p><a name="G-MARKUP-TREAT-CDATA-AS-TEXT:CAPS"></a><span class="term"><code class="literal">G_MARKUP_TREAT_CDATA_AS_TEXT</code></span></p></td> -<td>When this flag is set, CDATA marked - sections are not passed literally to the <em class="parameter"><code>passthrough</code></em> function of - the parser. Instead, the content of the section (without the - <code class="literal"><![CDATA[</code> and <code class="literal">]]></code>) is - passed to the <em class="parameter"><code>text</code></em> function. This flag was added in GLib 2.12 -</td> -</tr> -<tr> -<td><p><a name="G-MARKUP-PREFIX-ERROR-POSITION:CAPS"></a><span class="term"><code class="literal">G_MARKUP_PREFIX_ERROR_POSITION</code></span></p></td> -<td>Normally errors caught by GMarkup - itself have line/column information prefixed to them to let the - caller know the location of the error. When this flag is set the - location information is also prefixed to errors generated by the - <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParser" title="struct GMarkupParser"><span class="type">GMarkupParser</span></a> implementation functions -</td> -</tr> -</tbody> -</table></div> -</div> -<hr> -<div class="refsect2"> -<a name="GMarkupParseContext"></a><h3>GMarkupParseContext</h3> -<pre class="programlisting">typedef struct _GMarkupParseContext GMarkupParseContext;</pre> -<p> -A parse context is used to parse a stream of bytes that -you expect to contain marked-up text. -</p> -<p> -See <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-parse-context-new" title="g_markup_parse_context_new ()"><code class="function">g_markup_parse_context_new()</code></a>, <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParser" title="struct GMarkupParser"><span class="type">GMarkupParser</span></a>, and so -on for more details. -</p> -</div> -<hr> -<div class="refsect2"> -<a name="GMarkupParser"></a><h3>struct GMarkupParser</h3> -<pre class="programlisting">struct GMarkupParser { - /* Called for open tags <foo bar="baz"> */ - void (*start_element) (GMarkupParseContext *context, - const gchar *element_name, - const gchar **attribute_names, - const gchar **attribute_values, - gpointer user_data, - GError **error); - - /* Called for close tags </foo> */ - void (*end_element) (GMarkupParseContext *context, - const gchar *element_name, - gpointer user_data, - GError **error); - - /* Called for character data */ - /* text is not nul-terminated */ - void (*text) (GMarkupParseContext *context, - const gchar *text, - gsize text_len, - gpointer user_data, - GError **error); - - /* Called for strings that should be re-saved verbatim in this same - * position, but are not otherwise interpretable. At the moment - * this includes comments and processing instructions. - */ - /* text is not nul-terminated. */ - void (*passthrough) (GMarkupParseContext *context, - const gchar *passthrough_text, - gsize text_len, - gpointer user_data, - GError **error); - - /* Called on error, including one set by other - * methods in the vtable. The GError should not be freed. - */ - void (*error) (GMarkupParseContext *context, - GError *error, - gpointer user_data); -}; -</pre> -<p> -Any of the fields in <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParser" title="struct GMarkupParser"><span class="type">GMarkupParser</span></a> can be <a class="link" href="glib-Standard-Macros.html#NULL:CAPS" title="NULL"><code class="literal">NULL</code></a>, in which case they -will be ignored. Except for the <em class="parameter"><code>error</code></em> function, any of these callbacks -can set an error; in particular the <a class="link" href="glib-Simple-XML-Subset-Parser.html#G-MARKUP-ERROR-UNKNOWN-ELEMENT:CAPS"><code class="literal">G_MARKUP_ERROR_UNKNOWN_ELEMENT</code></a>, -<a class="link" href="glib-Simple-XML-Subset-Parser.html#G-MARKUP-ERROR-UNKNOWN-ATTRIBUTE:CAPS"><code class="literal">G_MARKUP_ERROR_UNKNOWN_ATTRIBUTE</code></a>, and <a class="link" href="glib-Simple-XML-Subset-Parser.html#G-MARKUP-ERROR-INVALID-CONTENT:CAPS"><code class="literal">G_MARKUP_ERROR_INVALID_CONTENT</code></a> -errors are intended to be set from these callbacks. If you set an error -from a callback, <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-parse-context-parse" title="g_markup_parse_context_parse ()"><code class="function">g_markup_parse_context_parse()</code></a> will report that error -back to its caller. -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody> -<tr> -<td><p><span class="term"><em class="structfield"><code><a name="GMarkupParser.start-element"></a>start_element</code></em> ()</span></p></td> -<td>Callback to invoke when the opening tag of an element -is seen.</td> -</tr> -<tr> -<td><p><span class="term"><em class="structfield"><code><a name="GMarkupParser.end-element"></a>end_element</code></em> ()</span></p></td> -<td>Callback to invoke when the closing tag of an element -is seen. Note that this is also called for empty tags like -<code class="literal"><empty/></code>.</td> -</tr> -<tr> -<td><p><span class="term"><em class="structfield"><code><a name="GMarkupParser.text"></a>text</code></em> ()</span></p></td> -<td>Callback to invoke when some text is seen (text is always -inside an element). Note that the text of an element may be spread -over multiple calls of this function. If the -<a class="link" href="glib-Simple-XML-Subset-Parser.html#G-MARKUP-TREAT-CDATA-AS-TEXT:CAPS"><code class="literal">G_MARKUP_TREAT_CDATA_AS_TEXT</code></a> flag is set, this function is also -called for the content of CDATA marked sections.</td> -</tr> -<tr> -<td><p><span class="term"><em class="structfield"><code><a name="GMarkupParser.passthrough"></a>passthrough</code></em> ()</span></p></td> -<td>Callback to invoke for comments, processing instructions -and doctype declarations; if you're re-writing the parsed document, -write the passthrough text back out in the same position. If the -<a class="link" href="glib-Simple-XML-Subset-Parser.html#G-MARKUP-TREAT-CDATA-AS-TEXT:CAPS"><code class="literal">G_MARKUP_TREAT_CDATA_AS_TEXT</code></a> flag is not set, this function is also -called for CDATA marked sections.</td> -</tr> -<tr> -<td><p><span class="term"><em class="structfield"><code><a name="GMarkupParser.error"></a>error</code></em> ()</span></p></td> -<td>Callback to invoke when an error occurs.</td> -</tr> -</tbody> -</table></div> -</div> -<hr> -<div class="refsect2"> -<a name="g-markup-escape-text"></a><h3>g_markup_escape_text ()</h3> -<pre class="programlisting"><a class="link" href="glib-Basic-Types.html#gchar" title="gchar"><span class="returnvalue">gchar</span></a> * g_markup_escape_text (<em class="parameter"><code>const <a class="link" href="glib-Basic-Types.html#gchar" title="gchar"><span class="type">gchar</span></a> *text</code></em>, - <em class="parameter"><code><a class="link" href="glib-Basic-Types.html#gssize" title="gssize"><span class="type">gssize</span></a> length</code></em>);</pre> -<p> -Escapes text so that the markup parser will parse it verbatim. -Less than, greater than, ampersand, etc. are replaced with the -corresponding entities. This function would typically be used -when writing out a file to be parsed with the markup parser. -</p> -<p> -Note that this function doesn't protect whitespace and line endings -from being processed according to the XML rules for normalization -of line endings and attribute values. -</p> -<p> -Note also that this function will produce character references in -the range of &<span class="type">x1</span>; ... &<span class="type">x1f</span>; for all control sequences -except for tabstop, newline and carriage return. The character -references in this range are not valid XML 1.0, but they are -valid XML 1.1 and will be accepted by the GMarkup parser. -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody> -<tr> -<td><p><span class="term"><em class="parameter"><code>text</code></em> :</span></p></td> -<td>some valid UTF-8 text</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>length</code></em> :</span></p></td> -<td>length of <em class="parameter"><code>text</code></em> in bytes, or -1 if the text is nul-terminated</td> -</tr> -<tr> -<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td> -<td>a newly allocated string with the escaped text</td> -</tr> -</tbody> -</table></div> -</div> -<hr> -<div class="refsect2"> -<a name="g-markup-printf-escaped"></a><h3>g_markup_printf_escaped ()</h3> -<pre class="programlisting"><a class="link" href="glib-Basic-Types.html#gchar" title="gchar"><span class="returnvalue">gchar</span></a> * g_markup_printf_escaped (<em class="parameter"><code>const <span class="type">char</span> *format</code></em>, - <em class="parameter"><code>...</code></em>);</pre> -<p> -Formats arguments according to <em class="parameter"><code>format</code></em>, escaping -all string and character arguments in the fashion -of <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-escape-text" title="g_markup_escape_text ()"><code class="function">g_markup_escape_text()</code></a>. This is useful when you -want to insert literal strings into XML-style markup -output, without having to worry that the strings -might themselves contain markup. -</p> -<p> -</p> -<div class="informalexample"><pre class="programlisting"> -const char *store = "Fortnum & Mason"; -const char *item = "Tea"; -char *output; - -output = g_markup_printf_escaped ("<purchase>" - "<store>%s</store>" - "<item>%s</item>" - "</purchase>", - store, item); -</pre></div> -<p> -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody> -<tr> -<td><p><span class="term"><em class="parameter"><code>format</code></em> :</span></p></td> -<td>printf() style format string</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>...</code></em> :</span></p></td> -<td>the arguments to insert in the format string</td> -</tr> -<tr> -<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td> -<td>newly allocated result from formatting -operation. Free with <a class="link" href="glib-Memory-Allocation.html#g-free" title="g_free ()"><code class="function">g_free()</code></a>.</td> -</tr> -</tbody> -</table></div> -<p class="since">Since 2.4</p> -</div> -<hr> -<div class="refsect2"> -<a name="g-markup-vprintf-escaped"></a><h3>g_markup_vprintf_escaped ()</h3> -<pre class="programlisting"><a class="link" href="glib-Basic-Types.html#gchar" title="gchar"><span class="returnvalue">gchar</span></a> * g_markup_vprintf_escaped (<em class="parameter"><code>const <span class="type">char</span> *format</code></em>, - <em class="parameter"><code><span class="type">va_list</span> args</code></em>);</pre> -<p> -Formats the data in <em class="parameter"><code>args</code></em> according to <em class="parameter"><code>format</code></em>, escaping -all string and character arguments in the fashion -of <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-escape-text" title="g_markup_escape_text ()"><code class="function">g_markup_escape_text()</code></a>. See <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-printf-escaped" title="g_markup_printf_escaped ()"><code class="function">g_markup_printf_escaped()</code></a>. -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody> -<tr> -<td><p><span class="term"><em class="parameter"><code>format</code></em> :</span></p></td> -<td>printf() style format string</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>args</code></em> :</span></p></td> -<td>variable argument list, similar to <code class="function">vprintf()</code> -</td> -</tr> -<tr> -<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td> -<td>newly allocated result from formatting -operation. Free with <a class="link" href="glib-Memory-Allocation.html#g-free" title="g_free ()"><code class="function">g_free()</code></a>.</td> -</tr> -</tbody> -</table></div> -<p class="since">Since 2.4</p> -</div> -<hr> -<div class="refsect2"> -<a name="g-markup-parse-context-end-parse"></a><h3>g_markup_parse_context_end_parse ()</h3> -<pre class="programlisting"><a class="link" href="glib-Basic-Types.html#gboolean" title="gboolean"><span class="returnvalue">gboolean</span></a> g_markup_parse_context_end_parse (<em class="parameter"><code><a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> *context</code></em>, - <em class="parameter"><code><a class="link" href="glib-Error-Reporting.html#GError" title="struct GError"><span class="type">GError</span></a> **error</code></em>);</pre> -<p> -Signals to the <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> that all data has been -fed into the parse context with <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-parse-context-parse" title="g_markup_parse_context_parse ()"><code class="function">g_markup_parse_context_parse()</code></a>. -</p> -<p> -This function reports an error if the document isn't complete, -for example if elements are still open. -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody> -<tr> -<td><p><span class="term"><em class="parameter"><code>context</code></em> :</span></p></td> -<td>a <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> -</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td> -<td>return location for a <a class="link" href="glib-Error-Reporting.html#GError" title="struct GError"><span class="type">GError</span></a> -</td> -</tr> -<tr> -<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td> -<td> -<a class="link" href="glib-Standard-Macros.html#TRUE:CAPS" title="TRUE"><code class="literal">TRUE</code></a> on success, <a class="link" href="glib-Standard-Macros.html#FALSE:CAPS" title="FALSE"><code class="literal">FALSE</code></a> if an error was set</td> -</tr> -</tbody> -</table></div> -</div> -<hr> -<div class="refsect2"> -<a name="g-markup-parse-context-free"></a><h3>g_markup_parse_context_free ()</h3> -<pre class="programlisting"><span class="returnvalue">void</span> g_markup_parse_context_free (<em class="parameter"><code><a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> *context</code></em>);</pre> -<p> -Frees a <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a>. -</p> -<p> -This function can't be called from inside one of the -<a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParser" title="struct GMarkupParser"><span class="type">GMarkupParser</span></a> functions or while a subparser is pushed. -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody><tr> -<td><p><span class="term"><em class="parameter"><code>context</code></em> :</span></p></td> -<td>a <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> -</td> -</tr></tbody> -</table></div> -</div> -<hr> -<div class="refsect2"> -<a name="g-markup-parse-context-get-position"></a><h3>g_markup_parse_context_get_position ()</h3> -<pre class="programlisting"><span class="returnvalue">void</span> g_markup_parse_context_get_position (<em class="parameter"><code><a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> *context</code></em>, - <em class="parameter"><code><a class="link" href="glib-Basic-Types.html#gint" title="gint"><span class="type">gint</span></a> *line_number</code></em>, - <em class="parameter"><code><a class="link" href="glib-Basic-Types.html#gint" title="gint"><span class="type">gint</span></a> *char_number</code></em>);</pre> -<p> -Retrieves the current line number and the number of the character on -that line. Intended for use in error messages; there are no strict -semantics for what constitutes the "current" line number other than -"the best number we could come up with for error messages." -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody> -<tr> -<td><p><span class="term"><em class="parameter"><code>context</code></em> :</span></p></td> -<td>a <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> -</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>line_number</code></em> :</span></p></td> -<td>return location for a line number, or <a class="link" href="glib-Standard-Macros.html#NULL:CAPS" title="NULL"><code class="literal">NULL</code></a>. <span class="annotation">[<acronym title="NULL is ok, both for passing and for returning."><span class="acronym">allow-none</span></acronym>]</span> -</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>char_number</code></em> :</span></p></td> -<td>return location for a char-on-line number, or <a class="link" href="glib-Standard-Macros.html#NULL:CAPS" title="NULL"><code class="literal">NULL</code></a>. <span class="annotation">[<acronym title="NULL is ok, both for passing and for returning."><span class="acronym">allow-none</span></acronym>]</span> -</td> -</tr> -</tbody> -</table></div> -</div> -<hr> -<div class="refsect2"> -<a name="g-markup-parse-context-get-element"></a><h3>g_markup_parse_context_get_element ()</h3> -<pre class="programlisting">const <a class="link" href="glib-Basic-Types.html#gchar" title="gchar"><span class="returnvalue">gchar</span></a> * g_markup_parse_context_get_element (<em class="parameter"><code><a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> *context</code></em>);</pre> -<p> -Retrieves the name of the currently open element. -</p> -<p> -If called from the start_element or end_element handlers this will -give the element_name as passed to those functions. For the parent -elements, see <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-parse-context-get-element-stack" title="g_markup_parse_context_get_element_stack ()"><code class="function">g_markup_parse_context_get_element_stack()</code></a>. -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody> -<tr> -<td><p><span class="term"><em class="parameter"><code>context</code></em> :</span></p></td> -<td>a <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> -</td> -</tr> -<tr> -<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td> -<td>the name of the currently open element, or <a class="link" href="glib-Standard-Macros.html#NULL:CAPS" title="NULL"><code class="literal">NULL</code></a> -</td> -</tr> -</tbody> -</table></div> -<p class="since">Since 2.2</p> -</div> -<hr> -<div class="refsect2"> -<a name="g-markup-parse-context-get-element-stack"></a><h3>g_markup_parse_context_get_element_stack ()</h3> -<pre class="programlisting">const <a class="link" href="glib-Singly-Linked-Lists.html#GSList" title="struct GSList"><span class="returnvalue">GSList</span></a> * g_markup_parse_context_get_element_stack - (<em class="parameter"><code><a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> *context</code></em>);</pre> -<p> -Retrieves the element stack from the internal state of the parser. -</p> -<p> -The returned <a class="link" href="glib-Singly-Linked-Lists.html#GSList" title="struct GSList"><span class="type">GSList</span></a> is a list of strings where the first item is -the currently open tag (as would be returned by -<a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-parse-context-get-element" title="g_markup_parse_context_get_element ()"><code class="function">g_markup_parse_context_get_element()</code></a>) and the next item is its -immediate parent. -</p> -<p> -This function is intended to be used in the start_element and -end_element handlers where <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-parse-context-get-element" title="g_markup_parse_context_get_element ()"><code class="function">g_markup_parse_context_get_element()</code></a> -would merely return the name of the element that is being -processed. -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody> -<tr> -<td><p><span class="term"><em class="parameter"><code>context</code></em> :</span></p></td> -<td>a <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> -</td> -</tr> -<tr> -<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td> -<td>the element stack, which must not be modified</td> -</tr> -</tbody> -</table></div> -<p class="since">Since 2.16</p> -</div> -<hr> -<div class="refsect2"> -<a name="g-markup-parse-context-get-user-data"></a><h3>g_markup_parse_context_get_user_data ()</h3> -<pre class="programlisting"><a class="link" href="glib-Basic-Types.html#gpointer" title="gpointer"><span class="returnvalue">gpointer</span></a> g_markup_parse_context_get_user_data - (<em class="parameter"><code><a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> *context</code></em>);</pre> -<p> -Returns the user_data associated with <em class="parameter"><code>context</code></em>. -</p> -<p> -This will either be the user_data that was provided to -<a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-parse-context-new" title="g_markup_parse_context_new ()"><code class="function">g_markup_parse_context_new()</code></a> or to the most recent call -of <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-parse-context-push" title="g_markup_parse_context_push ()"><code class="function">g_markup_parse_context_push()</code></a>. -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody> -<tr> -<td><p><span class="term"><em class="parameter"><code>context</code></em> :</span></p></td> -<td>a <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> -</td> -</tr> -<tr> -<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td> -<td>the provided user_data. The returned data belongs to -the markup context and will be freed when -<a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-parse-context-free" title="g_markup_parse_context_free ()"><code class="function">g_markup_parse_context_free()</code></a> is called.</td> -</tr> -</tbody> -</table></div> -<p class="since">Since 2.18</p> -</div> -<hr> -<div class="refsect2"> -<a name="g-markup-parse-context-new"></a><h3>g_markup_parse_context_new ()</h3> -<pre class="programlisting"><a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="returnvalue">GMarkupParseContext</span></a> * g_markup_parse_context_new (<em class="parameter"><code>const <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParser" title="struct GMarkupParser"><span class="type">GMarkupParser</span></a> *parser</code></em>, - <em class="parameter"><code><a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseFlags" title="enum GMarkupParseFlags"><span class="type">GMarkupParseFlags</span></a> flags</code></em>, - <em class="parameter"><code><a class="link" href="glib-Basic-Types.html#gpointer" title="gpointer"><span class="type">gpointer</span></a> user_data</code></em>, - <em class="parameter"><code><a class="link" href="glib-Datasets.html#GDestroyNotify" title="GDestroyNotify ()"><span class="type">GDestroyNotify</span></a> user_data_dnotify</code></em>);</pre> -<p> -Creates a new parse context. A parse context is used to parse -marked-up documents. You can feed any number of documents into -a context, as long as no errors occur; once an error occurs, -the parse context can't continue to parse text (you have to -free it and create a new parse context). -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody> -<tr> -<td><p><span class="term"><em class="parameter"><code>parser</code></em> :</span></p></td> -<td>a <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParser" title="struct GMarkupParser"><span class="type">GMarkupParser</span></a> -</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>flags</code></em> :</span></p></td> -<td>one or more <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseFlags" title="enum GMarkupParseFlags"><span class="type">GMarkupParseFlags</span></a> -</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>user_data</code></em> :</span></p></td> -<td>user data to pass to <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParser" title="struct GMarkupParser"><span class="type">GMarkupParser</span></a> functions</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>user_data_dnotify</code></em> :</span></p></td> -<td>user data destroy notifier called when -the parse context is freed</td> -</tr> -<tr> -<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td> -<td>a new <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> -</td> -</tr> -</tbody> -</table></div> -</div> -<hr> -<div class="refsect2"> -<a name="g-markup-parse-context-parse"></a><h3>g_markup_parse_context_parse ()</h3> -<pre class="programlisting"><a class="link" href="glib-Basic-Types.html#gboolean" title="gboolean"><span class="returnvalue">gboolean</span></a> g_markup_parse_context_parse (<em class="parameter"><code><a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> *context</code></em>, - <em class="parameter"><code>const <a class="link" href="glib-Basic-Types.html#gchar" title="gchar"><span class="type">gchar</span></a> *text</code></em>, - <em class="parameter"><code><a class="link" href="glib-Basic-Types.html#gssize" title="gssize"><span class="type">gssize</span></a> text_len</code></em>, - <em class="parameter"><code><a class="link" href="glib-Error-Reporting.html#GError" title="struct GError"><span class="type">GError</span></a> **error</code></em>);</pre> -<p> -Feed some data to the <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a>. -</p> -<p> -The data need not be valid UTF-8; an error will be signaled if -it's invalid. The data need not be an entire document; you can -feed a document into the parser incrementally, via multiple calls -to this function. Typically, as you receive data from a network -connection or file, you feed each received chunk of data into this -function, aborting the process if an error occurs. Once an error -is reported, no further data may be fed to the <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a>; -all errors are fatal. -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody> -<tr> -<td><p><span class="term"><em class="parameter"><code>context</code></em> :</span></p></td> -<td>a <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> -</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>text</code></em> :</span></p></td> -<td>chunk of text to parse</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>text_len</code></em> :</span></p></td> -<td>length of <em class="parameter"><code>text</code></em> in bytes</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td> -<td>return location for a <a class="link" href="glib-Error-Reporting.html#GError" title="struct GError"><span class="type">GError</span></a> -</td> -</tr> -<tr> -<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td> -<td> -<a class="link" href="glib-Standard-Macros.html#FALSE:CAPS" title="FALSE"><code class="literal">FALSE</code></a> if an error occurred, <a class="link" href="glib-Standard-Macros.html#TRUE:CAPS" title="TRUE"><code class="literal">TRUE</code></a> on success</td> -</tr> -</tbody> -</table></div> -</div> -<hr> -<div class="refsect2"> -<a name="g-markup-parse-context-push"></a><h3>g_markup_parse_context_push ()</h3> -<pre class="programlisting"><span class="returnvalue">void</span> g_markup_parse_context_push (<em class="parameter"><code><a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> *context</code></em>, - <em class="parameter"><code>const <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParser" title="struct GMarkupParser"><span class="type">GMarkupParser</span></a> *parser</code></em>, - <em class="parameter"><code><a class="link" href="glib-Basic-Types.html#gpointer" title="gpointer"><span class="type">gpointer</span></a> user_data</code></em>);</pre> -<p> -Temporarily redirects markup data to a sub-parser. -</p> -<p> -This function may only be called from the start_element handler of -a <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParser" title="struct GMarkupParser"><span class="type">GMarkupParser</span></a>. It must be matched with a corresponding call to -<a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-parse-context-pop" title="g_markup_parse_context_pop ()"><code class="function">g_markup_parse_context_pop()</code></a> in the matching end_element handler -(except in the case that the parser aborts due to an error). -</p> -<p> -All tags, text and other data between the matching tags is -redirected to the subparser given by <em class="parameter"><code>parser</code></em>. <em class="parameter"><code>user_data</code></em> is used -as the user_data for that parser. <em class="parameter"><code>user_data</code></em> is also passed to the -error callback in the event that an error occurs. This includes -errors that occur in subparsers of the subparser. -</p> -<p> -The end tag matching the start tag for which this call was made is -handled by the previous parser (which is given its own user_data) -which is why <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-parse-context-pop" title="g_markup_parse_context_pop ()"><code class="function">g_markup_parse_context_pop()</code></a> is provided to allow "one -last access" to the <em class="parameter"><code>user_data</code></em> provided to this function. In the -case of error, the <em class="parameter"><code>user_data</code></em> provided here is passed directly to -the error callback of the subparser and <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-parse-context-pop" title="g_markup_parse_context_pop ()"><code class="function">g_markup_parse_context_pop()</code></a> -should not be called. In either case, if <em class="parameter"><code>user_data</code></em> was allocated -then it ought to be freed from both of these locations. -</p> -<p> -This function is not intended to be directly called by users -interested in invoking subparsers. Instead, it is intended to be -used by the subparsers themselves to implement a higher-level -interface. -</p> -<p> -As an example, see the following implementation of a simple -parser that counts the number of tags encountered. -</p> -<p> -</p> -<div class="informalexample"><pre class="programlisting"> -typedef struct -{ - gint tag_count; -} CounterData; - -static void -counter_start_element (GMarkupParseContext *context, - const gchar *element_name, - const gchar **attribute_names, - const gchar **attribute_values, - gpointer user_data, - GError **error) -{ - CounterData *data = user_data; - - data->tag_count++; -} - -static void -counter_error (GMarkupParseContext *context, - GError *error, - gpointer user_data) -{ - CounterData *data = user_data; - - g_slice_free (CounterData, data); -} - -static GMarkupParser counter_subparser = -{ - counter_start_element, - NULL, - NULL, - NULL, - counter_error -}; -</pre></div> -<p> -</p> -<p> -In order to allow this parser to be easily used as a subparser, the -following interface is provided: -</p> -<p> -</p> -<div class="informalexample"><pre class="programlisting"> -void -start_counting (GMarkupParseContext *context) -{ - CounterData *data = g_slice_new (CounterData); - - data->tag_count = 0; - g_markup_parse_context_push (context, &counter_subparser, data); -} - -gint -end_counting (GMarkupParseContext *context) -{ - CounterData *data = g_markup_parse_context_pop (context); - int result; - - result = data->tag_count; - g_slice_free (CounterData, data); - - return result; -} -</pre></div> -<p> -</p> -<p> -The subparser would then be used as follows: -</p> -<p> -</p> -<div class="informalexample"><pre class="programlisting"> -static void start_element (context, element_name, ...) -{ - if (strcmp (element_name, "count-these") == 0) - start_counting (context); - - /* else, handle other tags... */ -} - -static void end_element (context, element_name, ...) -{ - if (strcmp (element_name, "count-these") == 0) - g_print ("Counted %d tags\n", end_counting (context)); - - /* else, handle other tags... */ -} -</pre></div> -<p> -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody> -<tr> -<td><p><span class="term"><em class="parameter"><code>context</code></em> :</span></p></td> -<td>a <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> -</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>parser</code></em> :</span></p></td> -<td>a <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParser" title="struct GMarkupParser"><span class="type">GMarkupParser</span></a> -</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>user_data</code></em> :</span></p></td> -<td>user data to pass to <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParser" title="struct GMarkupParser"><span class="type">GMarkupParser</span></a> functions</td> -</tr> -</tbody> -</table></div> -<p class="since">Since 2.18</p> -</div> -<hr> -<div class="refsect2"> -<a name="g-markup-parse-context-pop"></a><h3>g_markup_parse_context_pop ()</h3> -<pre class="programlisting"><a class="link" href="glib-Basic-Types.html#gpointer" title="gpointer"><span class="returnvalue">gpointer</span></a> g_markup_parse_context_pop (<em class="parameter"><code><a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> *context</code></em>);</pre> -<p> -Completes the process of a temporary sub-parser redirection. -</p> -<p> -This function exists to collect the user_data allocated by a -matching call to <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-parse-context-push" title="g_markup_parse_context_push ()"><code class="function">g_markup_parse_context_push()</code></a>. It must be called -in the end_element handler corresponding to the start_element -handler during which <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-parse-context-push" title="g_markup_parse_context_push ()"><code class="function">g_markup_parse_context_push()</code></a> was called. -You must not call this function from the error callback -- the -<em class="parameter"><code>user_data</code></em> is provided directly to the callback in that case. -</p> -<p> -This function is not intended to be directly called by users -interested in invoking subparsers. Instead, it is intended to -be used by the subparsers themselves to implement a higher-level -interface. -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody> -<tr> -<td><p><span class="term"><em class="parameter"><code>context</code></em> :</span></p></td> -<td>a <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParseContext" title="GMarkupParseContext"><span class="type">GMarkupParseContext</span></a> -</td> -</tr> -<tr> -<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td> -<td>the user data passed to <a class="link" href="glib-Simple-XML-Subset-Parser.html#g-markup-parse-context-push" title="g_markup_parse_context_push ()"><code class="function">g_markup_parse_context_push()</code></a> -</td> -</tr> -</tbody> -</table></div> -<p class="since">Since 2.18</p> -</div> -<hr> -<div class="refsect2"> -<a name="GMarkupCollectType"></a><h3>enum GMarkupCollectType</h3> -<pre class="programlisting">typedef enum { - G_MARKUP_COLLECT_INVALID, - G_MARKUP_COLLECT_STRING, - G_MARKUP_COLLECT_STRDUP, - G_MARKUP_COLLECT_BOOLEAN, - G_MARKUP_COLLECT_TRISTATE, - - G_MARKUP_COLLECT_OPTIONAL = (1 << 16) -} GMarkupCollectType; -</pre> -<p> -A mixed enumerated type and flags field. You must specify one type -(string, strdup, boolean, tristate). Additionally, you may optionally -bitwise OR the type with the flag <a class="link" href="glib-Simple-XML-Subset-Parser.html#G-MARKUP-COLLECT-OPTIONAL:CAPS"><code class="literal">G_MARKUP_COLLECT_OPTIONAL</code></a>. -</p> -<p> -It is likely that this enum will be extended in the future to -support other types. -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody> -<tr> -<td><p><a name="G-MARKUP-COLLECT-INVALID:CAPS"></a><span class="term"><code class="literal">G_MARKUP_COLLECT_INVALID</code></span></p></td> -<td>used to terminate the list of attributes - to collect -</td> -</tr> -<tr> -<td><p><a name="G-MARKUP-COLLECT-STRING:CAPS"></a><span class="term"><code class="literal">G_MARKUP_COLLECT_STRING</code></span></p></td> -<td>collect the string pointer directly from - the attribute_values[] array. Expects a parameter of type (const - char **). If <a class="link" href="glib-Simple-XML-Subset-Parser.html#G-MARKUP-COLLECT-OPTIONAL:CAPS"><code class="literal">G_MARKUP_COLLECT_OPTIONAL</code></a> is specified and the - attribute isn't present then the pointer will be set to <a class="link" href="glib-Standard-Macros.html#NULL:CAPS" title="NULL"><code class="literal">NULL</code></a> -</td> -</tr> -<tr> -<td><p><a name="G-MARKUP-COLLECT-STRDUP:CAPS"></a><span class="term"><code class="literal">G_MARKUP_COLLECT_STRDUP</code></span></p></td> -<td>as with <a class="link" href="glib-Simple-XML-Subset-Parser.html#G-MARKUP-COLLECT-STRING:CAPS"><code class="literal">G_MARKUP_COLLECT_STRING</code></a>, but - expects a parameter of type (char **) and <a class="link" href="glib-String-Utility-Functions.html#g-strdup" title="g_strdup ()"><code class="function">g_strdup()</code></a>s the - returned pointer. The pointer must be freed with <a class="link" href="glib-Memory-Allocation.html#g-free" title="g_free ()"><code class="function">g_free()</code></a> -</td> -</tr> -<tr> -<td><p><a name="G-MARKUP-COLLECT-BOOLEAN:CAPS"></a><span class="term"><code class="literal">G_MARKUP_COLLECT_BOOLEAN</code></span></p></td> -<td>expects a parameter of type (gboolean *) - and parses the attribute value as a boolean. Sets <a class="link" href="glib-Standard-Macros.html#FALSE:CAPS" title="FALSE"><code class="literal">FALSE</code></a> if the - attribute isn't present. Valid boolean values consist of - (case-insensitive) "false", "f", "no", "n", "0" and "true", "t", - "yes", "y", "1" -</td> -</tr> -<tr> -<td><p><a name="G-MARKUP-COLLECT-TRISTATE:CAPS"></a><span class="term"><code class="literal">G_MARKUP_COLLECT_TRISTATE</code></span></p></td> -<td>as with <a class="link" href="glib-Simple-XML-Subset-Parser.html#G-MARKUP-COLLECT-BOOLEAN:CAPS"><code class="literal">G_MARKUP_COLLECT_BOOLEAN</code></a>, but - in the case of a missing attribute a value is set that compares - equal to neither <a class="link" href="glib-Standard-Macros.html#FALSE:CAPS" title="FALSE"><code class="literal">FALSE</code></a> nor <a class="link" href="glib-Standard-Macros.html#TRUE:CAPS" title="TRUE"><code class="literal">TRUE</code></a> G_MARKUP_COLLECT_OPTIONAL is - implied -</td> -</tr> -<tr> -<td><p><a name="G-MARKUP-COLLECT-OPTIONAL:CAPS"></a><span class="term"><code class="literal">G_MARKUP_COLLECT_OPTIONAL</code></span></p></td> -<td>can be bitwise ORed with the other fields. - If present, allows the attribute not to appear. A default value - is set depending on what value type is used -</td> -</tr> -</tbody> -</table></div> -</div> -<hr> -<div class="refsect2"> -<a name="g-markup-collect-attributes"></a><h3>g_markup_collect_attributes ()</h3> -<pre class="programlisting"><a class="link" href="glib-Basic-Types.html#gboolean" title="gboolean"><span class="returnvalue">gboolean</span></a> g_markup_collect_attributes (<em class="parameter"><code>const <a class="link" href="glib-Basic-Types.html#gchar" title="gchar"><span class="type">gchar</span></a> *element_name</code></em>, - <em class="parameter"><code>const <a class="link" href="glib-Basic-Types.html#gchar" title="gchar"><span class="type">gchar</span></a> **attribute_names</code></em>, - <em class="parameter"><code>const <a class="link" href="glib-Basic-Types.html#gchar" title="gchar"><span class="type">gchar</span></a> **attribute_values</code></em>, - <em class="parameter"><code><a class="link" href="glib-Error-Reporting.html#GError" title="struct GError"><span class="type">GError</span></a> **error</code></em>, - <em class="parameter"><code><a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupCollectType" title="enum GMarkupCollectType"><span class="type">GMarkupCollectType</span></a> first_type</code></em>, - <em class="parameter"><code>const <a class="link" href="glib-Basic-Types.html#gchar" title="gchar"><span class="type">gchar</span></a> *first_attr</code></em>, - <em class="parameter"><code>...</code></em>);</pre> -<p> -Collects the attributes of the element from the data passed to the -<a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupParser" title="struct GMarkupParser"><span class="type">GMarkupParser</span></a> start_element function, dealing with common error -conditions and supporting boolean values. -</p> -<p> -This utility function is not required to write a parser but can save -a lot of typing. -</p> -<p> -The <em class="parameter"><code>element_name</code></em>, <em class="parameter"><code>attribute_names</code></em>, <em class="parameter"><code>attribute_values</code></em> and <em class="parameter"><code>error</code></em> -parameters passed to the start_element callback should be passed -unmodified to this function. -</p> -<p> -Following these arguments is a list of "supported" attributes to collect. -It is an error to specify multiple attributes with the same name. If any -attribute not in the list appears in the <em class="parameter"><code>attribute_names</code></em> array then an -unknown attribute error will result. -</p> -<p> -The <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupCollectType" title="enum GMarkupCollectType"><span class="type">GMarkupCollectType</span></a> field allows specifying the type of collection -to perform and if a given attribute must appear or is optional. -</p> -<p> -The attribute name is simply the name of the attribute to collect. -</p> -<p> -The pointer should be of the appropriate type (see the descriptions -under <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupCollectType" title="enum GMarkupCollectType"><span class="type">GMarkupCollectType</span></a>) and may be <a class="link" href="glib-Standard-Macros.html#NULL:CAPS" title="NULL"><code class="literal">NULL</code></a> in case a particular -attribute is to be allowed but ignored. -</p> -<p> -This function deals with issuing errors for missing attributes -(of type <a class="link" href="glib-Simple-XML-Subset-Parser.html#G-MARKUP-ERROR-MISSING-ATTRIBUTE:CAPS"><code class="literal">G_MARKUP_ERROR_MISSING_ATTRIBUTE</code></a>), unknown attributes -(of type <a class="link" href="glib-Simple-XML-Subset-Parser.html#G-MARKUP-ERROR-UNKNOWN-ATTRIBUTE:CAPS"><code class="literal">G_MARKUP_ERROR_UNKNOWN_ATTRIBUTE</code></a>) and duplicate -attributes (of type <a class="link" href="glib-Simple-XML-Subset-Parser.html#G-MARKUP-ERROR-INVALID-CONTENT:CAPS"><code class="literal">G_MARKUP_ERROR_INVALID_CONTENT</code></a>) as well -as parse errors for boolean-valued attributes (again of type -<a class="link" href="glib-Simple-XML-Subset-Parser.html#G-MARKUP-ERROR-INVALID-CONTENT:CAPS"><code class="literal">G_MARKUP_ERROR_INVALID_CONTENT</code></a>). In all of these cases <a class="link" href="glib-Standard-Macros.html#FALSE:CAPS" title="FALSE"><code class="literal">FALSE</code></a> -will be returned and <em class="parameter"><code>error</code></em> will be set as appropriate. -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody> -<tr> -<td><p><span class="term"><em class="parameter"><code>element_name</code></em> :</span></p></td> -<td>the current tag name</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>attribute_names</code></em> :</span></p></td> -<td>the attribute names</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>attribute_values</code></em> :</span></p></td> -<td>the attribute values</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td> -<td>a pointer to a <a class="link" href="glib-Error-Reporting.html#GError" title="struct GError"><span class="type">GError</span></a> or <a class="link" href="glib-Standard-Macros.html#NULL:CAPS" title="NULL"><code class="literal">NULL</code></a> -</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>first_type</code></em> :</span></p></td> -<td>the <a class="link" href="glib-Simple-XML-Subset-Parser.html#GMarkupCollectType" title="enum GMarkupCollectType"><span class="type">GMarkupCollectType</span></a> of the first attribute</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>first_attr</code></em> :</span></p></td> -<td>the name of the first attribute</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>...</code></em> :</span></p></td> -<td>a pointer to the storage location of the first attribute -(or <a class="link" href="glib-Standard-Macros.html#NULL:CAPS" title="NULL"><code class="literal">NULL</code></a>), followed by more types names and pointers, ending -with <a class="link" href="glib-Simple-XML-Subset-Parser.html#G-MARKUP-COLLECT-INVALID:CAPS"><code class="literal">G_MARKUP_COLLECT_INVALID</code></a> -</td> -</tr> -<tr> -<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td> -<td> -<a class="link" href="glib-Standard-Macros.html#TRUE:CAPS" title="TRUE"><code class="literal">TRUE</code></a> if successful</td> -</tr> -</tbody> -</table></div> -<p class="since">Since 2.16</p> -</div> -</div> -<div class="refsect1"> -<a name="glib-Simple-XML-Subset-Parser.see-also"></a><h2>See Also</h2> -<a class="ulink" href="http://www.w3.org/TR/REC-xml/" target="_top">XML - Specification</a> -</div> -<div class="footnotes"> -<br><hr width="100" align="left"> -<div class="footnote"><a class="ulink" href="http://www.w3.org/TR/REC-xml/" target="_top"><sup>[<a name="ftn.wellformed" href="#wellformed" class="ulink">6</a>] </sup>XML -specification</a></div> -</div> -</div> -<div class="footer"> -<hr> - Generated by GTK-Doc V1.18</div> -</body> -</html>
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