eric: Documentation/Source/eric5.QScintilla.Lexers.__init__.html@f983acadf76c

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<h1>eric5.QScintilla.Lexers.__init__</h1>
<p>
Package implementing lexers for the various supported programming languages.
</p>
<h3>Global Attributes</h3>
<table>
<tr><td>LexerRegistry</td></tr>
</table>
<h3>Classes</h3>
<table>
<tr><td>None</td></tr>
</table>
<h3>Functions</h3>
<table>
<tr>
<td><a href="#__getPygmentsLexer">__getPygmentsLexer</a></td>
<td>Private module function to instantiate a pygments lexer.</td>
</tr><tr>
<td><a href="#getDefaultLexerAssociations">getDefaultLexerAssociations</a></td>
<td></td>
</tr><tr>
<td><a href="#getLexer">getLexer</a></td>
<td>Module function to instantiate a lexer object for a given language.</td>
</tr><tr>
<td><a href="#getOpenFileFiltersList">getOpenFileFiltersList</a></td>
<td>Module function to get the file filter list for an open file operation.</td>
</tr><tr>
<td><a href="#getSaveFileFiltersList">getSaveFileFiltersList</a></td>
<td>Module function to get the file filter list for a save file operation.</td>
</tr><tr>
<td><a href="#getSupportedLanguages">getSupportedLanguages</a></td>
<td>Module function to get a dictionary of supported lexer languages.</td>
</tr><tr>
<td><a href="#registerLexer">registerLexer</a></td>
<td>Module function to register a custom QScintilla lexer.</td>
</tr><tr>
<td><a href="#unregisterLexer">unregisterLexer</a></td>
<td>Module function to unregister a custom QScintilla lexer.</td>
</tr>
</table>
<hr /><hr />
<a NAME="__getPygmentsLexer" ID="__getPygmentsLexer"></a>
<h2>__getPygmentsLexer</h2>
<b>__getPygmentsLexer</b>(<i>parent, name = ""</i>)
<p>
    Private module function to instantiate a pygments lexer.
</p><dl>
<dt><i>parent</i></dt>
<dd>
reference to the parent widget
</dd><dt><i>name=</i></dt>
<dd>
name of the pygments lexer to use (string)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
reference to the lexer (LexerPygments) or None
</dd>
</dl>
<div align="right"><a href="#top">Up</a></div>
<hr /><hr />
<a NAME="getDefaultLexerAssociations" ID="getDefaultLexerAssociations"></a>
<h2>getDefaultLexerAssociations</h2>
<b>getDefaultLexerAssociations</b>(<i></i>)

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<hr /><hr />
<a NAME="getLexer" ID="getLexer"></a>
<h2>getLexer</h2>
<b>getLexer</b>(<i>language, parent = None, pyname = ""</i>)
<p>
    Module function to instantiate a lexer object for a given language.
</p><dl>
<dt><i>language</i></dt>
<dd>
language of the lexer (string)
</dd><dt><i>parent</i></dt>
<dd>
reference to the parent object (QObject)
</dd><dt><i>pyname=</i></dt>
<dd>
name of the pygments lexer to use (string)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
reference to the instanciated lexer object (QsciLexer)
</dd>
</dl>
<div align="right"><a href="#top">Up</a></div>
<hr /><hr />
<a NAME="getOpenFileFiltersList" ID="getOpenFileFiltersList"></a>
<h2>getOpenFileFiltersList</h2>
<b>getOpenFileFiltersList</b>(<i>includeAll = False, asString = False</i>)
<p>
    Module function to get the file filter list for an open file operation.
</p><dl>
<dt><i>includeAll</i></dt>
<dd>
flag indicating the inclusion of the
        All Files filter (boolean)
</dd><dt><i>asString</i></dt>
<dd>
flag indicating the list should be returned
        as a string (boolean)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
file filter list (list of strings or string)
</dd>
</dl>
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<hr /><hr />
<a NAME="getSaveFileFiltersList" ID="getSaveFileFiltersList"></a>
<h2>getSaveFileFiltersList</h2>
<b>getSaveFileFiltersList</b>(<i>includeAll = False, asString = False</i>)
<p>
    Module function to get the file filter list for a save file operation.
</p><dl>
<dt><i>includeAll</i></dt>
<dd>
flag indicating the inclusion of the
        All Files filter (boolean)
</dd><dt><i>asString</i></dt>
<dd>
flag indicating the list should be returned
        as a string (boolean)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
file filter list (list of strings or string)
</dd>
</dl>
<div align="right"><a href="#top">Up</a></div>
<hr /><hr />
<a NAME="getSupportedLanguages" ID="getSupportedLanguages"></a>
<h2>getSupportedLanguages</h2>
<b>getSupportedLanguages</b>(<i></i>)
<p>
    Module function to get a dictionary of supported lexer languages.
</p><dl>
<dt>Returns:</dt>
<dd>
dictionary of supported lexer languages. The keys are the
        internal language names. The items are lists of two entries.
        The first is the display string for the language, the second
        is a dummy file name, which can be used to derive the lexer.
        (string, string)
</dd>
</dl>
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<hr /><hr />
<a NAME="registerLexer" ID="registerLexer"></a>
<h2>registerLexer</h2>
<b>registerLexer</b>(<i>name, displayString, filenameSample, getLexerFunc, openFilters = [], saveFilters = [], defaultAssocs = []</i>)
<p>
    Module function to register a custom QScintilla lexer.
</p><dl>
<dt><i>name</i></dt>
<dd>
lexer language name (string)
</dd><dt><i>displayString</i></dt>
<dd>
display string (string)
</dd><dt><i>filenameSample</i></dt>
<dd>
dummy filename to derive lexer name (string)
</dd><dt><i>getLexerFunc</i></dt>
<dd>
reference to a function instantiating the specific lexer.
        This function must take a reference to the parent as it's only argument.
</dd><dt><i>openFilters=</i></dt>
<dd>
list of open file filters (list of strings)
</dd><dt><i>saveFilters=</i></dt>
<dd>
list of save file filters (list of strings)
</dd><dt><i>defaultAssocs=</i></dt>
<dd>
default lexer associations (list of strings of filename
        wildcard patterns to be associated with the lexer)
</dd>
</dl><dl>
<dt>Raises <b>KeyError</b>:</dt>
<dd>
raised when the given name is already in use
</dd>
</dl>
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<hr /><hr />
<a NAME="unregisterLexer" ID="unregisterLexer"></a>
<h2>unregisterLexer</h2>
<b>unregisterLexer</b>(<i>name</i>)
<p>
    Module function to unregister a custom QScintilla lexer.
</p><dl>
<dt><i>name</i></dt>
<dd>
lexer language name (string)
</dd>
</dl>
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