eric5_webbrowser.py

#!/usr/bin/env python3
# -*- coding: utf-8 -*-

# Copyright (c) 2002 - 2012 Detlev Offenbach <detlev@die-offenbachs.de>
#

"""
Eric5 Web Browser

This is the main Python script that performs the necessary initialization
of the web browser and starts the Qt event loop. This is a standalone version
of the integrated helpviewer.
"""

import sys
import os

for arg in sys.argv:
    if arg.startswith("--config="):
        import Utilities
        configDir = arg.replace("--config=", "")
        Utilities.setConfigDir(configDir)
        sys.argv.remove(arg)
        break

# make ThirdParty package available as a packages repository
try:
    import pygments     # __IGNORE_EXCEPTION__ __IGNORE_WARNING__
except ImportError:
    sys.path.insert(2, os.path.join(os.path.dirname(__file__), "ThirdParty", "Pygments"))

from Utilities import Startup
import Utilities


def createMainWidget(argv):
    """
    Function to create the main widget.
    
    @param argv list of commandline parameters (list of strings)
    @return reference to the main widget (QWidget)
    """
    from Helpviewer.HelpWindow import HelpWindow
    
    searchWord = None
    for arg in reversed(argv):
        if arg.startswith("--search="):
            searchWord = argv[1].split("=", 1)[1]
            argv.remove(arg)
        elif arg.startswith("--"):
            argv.remove(arg)
    
    try:
        home = argv[1]
    except IndexError:
        home = ""
    
    help = HelpWindow(home, '.', None, 'help viewer', searchWord=searchWord)
    return help


def main():
    """
    Main entry point into the application.
    """
    options = [\
        ("--config=configDir",
         "use the given directory as the one containing the config files"),
        ("--search=word", "search for the given word")
    ]
    appinfo = Startup.makeAppInfo(sys.argv,
                                  "eric5 Web Browser",
                                  "file",
                                  "web browser",
                                  options)
    
    if not Utilities.checkBlacklistedVersions():
        sys.exit(100)
    
    res = Startup.simpleAppStartup(sys.argv,
                                   appinfo,
                                   createMainWidget)
    sys.exit(res)

if __name__ == '__main__':
    main()