151 lines
5.1 KiB
Python
151 lines
5.1 KiB
Python
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#!/usr/bin/env python3
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# Python Eclipse Launcher by Alexander Schulz-Rosengarten
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# Modified by Nis Wechselberg <enbewe@enbewe.de>
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#
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# To the extent possible under law, the person who associated CC0 with
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# Python Eclipse Launcher has waived all copyright and related or
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# neighboring rights to Python Eclipse Launcher.
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#
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# You should have received a copy of the CC0 legalcode along with this
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# work. If not, see <http://creativecommons.org/publicdomain/zero/1.0/>.
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"""
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Python Eclipse Launcher
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Small launcher application to access the different eclipse installations
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in a common main directory.
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"""
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from subprocess import Popen
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import sys
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import os
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import re
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import gi
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gi.require_version('Gtk', '3.0')
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from gi.repository import Gtk
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# The common main directory for the eclipse installations
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ECLIPSES_DIR = "/home/enbewe/Software/Eclipse"
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###### ## ## ####
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## ## ## ## ##
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## ## ## ##
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## #### ## ## ##
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## ## ## ## ##
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## ## ## ## ##
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###### ####### ####
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class LauncherWindow(Gtk.ApplicationWindow):
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"""GTK window construction"""
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def __init__(self, app):
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Gtk.Window.__init__(self, title="Eclipse Launcher", application=app)
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# configure window
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self.set_default_size(200, 400)
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#self.set_resizable(False)
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self.set_position(Gtk.WindowPosition.CENTER)
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self.set_icon_from_file(get_resource_path(ECLIPSES_DIR+"/icon.png"))
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# the scrolled panel
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scrolled_window = Gtk.ScrolledWindow()
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scrolled_window.set_border_width(15)
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scrolled_window.set_policy(Gtk.PolicyType.NEVER, Gtk.PolicyType.AUTOMATIC)
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# a grid
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grid = Gtk.Grid()
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# some space between the row of the grid
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grid.set_row_spacing(2)
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eclipses = []
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for entry in [edir for edir in os.listdir(ECLIPSE_DIR_RES) if is_eclipse_dir(edir)]:
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eclipses.append(entry)
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eclipses.sort(key=natural_sort_key)
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if eclipses:
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eclipse_label = Gtk.Button()
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eclipse_label.set_label(to_label(eclipses[0]))
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eclipse_label.set_relief(Gtk.ReliefStyle.NONE)
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eclipse_label.connect("clicked", start_eclipse, eclipses[0])
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eclipse_label.set_hexpand(True)
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grid.attach(eclipse_label, 0, 0, 1, 1)
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for eclipse in eclipses[1:]:
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next_eclipse_label = Gtk.Button()
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next_eclipse_label.set_label(to_label(eclipse))
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next_eclipse_label.set_relief(Gtk.ReliefStyle.NONE)
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next_eclipse_label.connect("clicked", start_eclipse, eclipse)
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next_eclipse_label.set_hexpand(True)
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grid.attach_next_to(
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next_eclipse_label, eclipse_label, Gtk.PositionType.BOTTOM, 1, 1)
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eclipse_label = next_eclipse_label
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# add the grid to the scrolled window
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scrolled_window.add_with_viewport(grid)
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# add the scrolled window to the window
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self.add(scrolled_window)
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class LauncherApp(Gtk.Application):
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"""Main GTK application"""
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def __init__(self):
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Gtk.Application.__init__(self)
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def do_activate(self):
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"""Create and activate a window"""
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win = LauncherWindow(self)
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win.show_all()
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def do_startup(self):
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"""Application startup handler"""
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Gtk.Application.do_startup(self)
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## ## ######## #### ## #### ######## ## ##
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## ## ## ## ## ## ## ## ##
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## ## ## ## ## ## ## ####
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## ## ## ## ## ## ## ##
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## ## ## ## ## ## ## ##
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## ## ## ## ## ## ## ##
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####### ## #### ######## #### ## ##
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def get_resource_path(rel_path):
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"""Resolve a relative or absolute path"""
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dir_of_py_file = os.path.dirname(__file__)
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rel_path_to_resource = os.path.join(dir_of_py_file, rel_path)
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abs_path_to_resource = os.path.abspath(rel_path_to_resource)
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return abs_path_to_resource
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def start_eclipse(_self, eclipse):
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"""Fork eclipse process"""
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menv = os.environ.copy()
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# menv["SWT_GTK3"] = "0"
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Popen([ECLIPSE_DIR_RES+"/"+eclipse+"/eclipse/eclipse"], env=menv, start_new_session=True)
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sys.exit(1)
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def to_label(name):
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"""Extract button label from folder name"""
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return " ".join(map(str.capitalize, name.split("-")))
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def natural_sort_key(line, _nsre=re.compile('([0-9]+)')):
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"""Extract sort keys from given lines"""
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return [int(text) if text.isdigit() else text.lower() for text in re.split(_nsre, line)]
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def is_eclipse_dir(dirname):
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"""Check if the given path points to an eclipse installation"""
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path = ECLIPSE_DIR_RES+"/"+dirname
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return os.path.isdir(path) and os.path.isfile(path+"/eclipse/eclipse")
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## ## ### #### ## ##
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### ### ## ## ## ### ##
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#### #### ## ## ## #### ##
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## ### ## ## ## ## ## ## ##
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## ## ######### ## ## ####
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## ## ## ## ## ## ###
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## ## ## ## #### ## ##
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# Create and run the application
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ECLIPSE_DIR_RES = get_resource_path(ECLIPSES_DIR)
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EXIT_STATE = LauncherApp().run(sys.argv)
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# exit with the value returned by running the program
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sys.exit(EXIT_STATE)
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