QCodeEditor widget (PyQt)

• Git-hub repo: https://github.com/luchko/QCodeEditor
• Free software: MIT license

Overview

QCodeEditor is a light code editor widget based on QPlainTextEdit and provides the following features:

• line numbers bar - set by DISPLAY_LINE_NUMBERS flag equals True
• curent line highligthing - set by HIGHLIGHT_CURRENT_LINE flag equals True
• syntax highlighting - setting up a QSyntaxHighlighter. As an example XML syntax highlighter was used.

Widget is compatible with Python 2.7 or Python 3.3+ and PyQt4 4.6+ or PyQt5 5.2+.

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API

class QCodeEditor(QPlainTextEdit):

    def __init__(self, DISPLAY_LINE_NUMBERS=True, HIGHLIGHT_CURRENT_LINE=True,
                 SyntaxHighlighter=None, *args):
        '''
        Parameters
        ----------
        DISPLAY_LINE_NUMBERS : bool
            defines the presence of the lines number bar
        HIGHLIGHT_CURRENT_LINE : bool
            switch on/off the current line highliting
        SyntaxHighlighter : QSyntaxHighlighter
            should be inherited from QSyntaxHighlighter
        '''

References:

• XMLHighlighter: http://www.yasinuludag.com/blog/?p=49
• https://john.nachtimwald.com/2009/08/19/better-qplaintextedit-with-line-numbers/
• http://doc.qt.io/qt-4.8/qt-widgets-codeeditor-example.html