Add a feature to toggle autostart at login

A launcher is placed in Applications -> Utility.
The user toggles autostart through the user interface. The 'xdg' module is required.

src/gtk-redshift/Makefile.am

@@ -3,6 +3,7 @@ if ENABLE_STATUSICON
 gui_module=statusicon
 gtk_redshift_PYTHON = \
 	__init__.py \
+	utils.py \
 	statusicon.py
 nodist_gtk_redshift_PYTHON = \
 	defs.py
@@ -15,6 +16,7 @@ if ENABLE_APPINDICATOR
 gui_module=rsappindicator
 gtk_redshift_PYTHON = \
 	__init__.py \
+	utils.py \
 	rsappindicator.py
 nodist_gtk_redshift_PYTHON = \
 	defs.py
@@ -23,6 +25,12 @@ gtk_redshiftdir = $(pythondir)/gtk_redshift
 bin_SCRIPTS = gtk-redshift
 endif
 
+if ENABLE_APPINDICATOR || ENABLE_STATUSICON
+# Desktop file
+desktopdir = ${datadir}/applications
+desktop_DATA = gtk-redshift.desktop
+endif
+
 EXTRA_DIST = gtk-redshift.in \
 	defs.py.in
 

src/gtk-redshift/gtk-redshift.desktop

@@ -0,0 +1,11 @@
+[Desktop Entry]
+Version=1.0
+Name=Redshift
+GenericName=Color temperature adjustment
+Comment=Color temperature adjustment tool
+Exec=gtk-redshift
+Icon=redshift
+Terminal=false
+Type=Application
+Categories=Utility;
+StartupNotify=true

src/gtk-redshift/statusicon.py

@@ -28,6 +28,7 @@ pygtk.require("2.0")
 import gtk, glib
 
 import defs
+import utils
 
 
 def run():
@@ -50,6 +51,9 @@ def run():
         def toggle_cb(widget, data=None):
             process.send_signal(signal.SIGUSR1)
 
+        def autostart_cb(widget, data=None):
+            utils.set_autostart(widget.get_active())
+
         def destroy_cb(widget, data=None):
             status_icon.set_visible(False)
             gtk.main_quit()
@@ -62,6 +66,11 @@ def run():
         toggle_item.connect('activate', toggle_cb)
         status_menu.append(toggle_item)
 
+        autostart_item = gtk.CheckMenuItem(_('Autostart'))
+        autostart_item.set_active(utils.get_autostart())
+        autostart_item.connect('activate', autostart_cb)
+        status_menu.append(autostart_item)
+
         quit_item = gtk.ImageMenuItem(gtk.STOCK_QUIT)
         quit_item.connect('activate', destroy_cb)
         status_menu.append(quit_item)

src/gtk-redshift/utils.py

@@ -0,0 +1,57 @@
+# utils.py -- utility functions source
+# This file is part of Redshift.
+
+# Redshift is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+
+# Redshift is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with Redshift.  If not, see <http://www.gnu.org/licenses/>.
+
+# Copyright (c) 2010  Francesco Marella <francesco.marella@gmail.com>
+
+import os
+from xdg import BaseDirectory as base
+from xdg import DesktopEntry as desktop
+
+REDSHIFT_DESKTOP = 'gtk-redshift.desktop'
+
+
+def get_autostart():
+    AUTOSTART_KEY = "X-GNOME-Autostart-enabled"
+    autostart_dir = base.save_config_path("autostart")
+    autostart_file = os.path.join(autostart_dir, REDSHIFT_DESKTOP)
+    if not os.path.exists(autostart_file):
+        return False
+    else:
+        dfile = desktop.DesktopEntry(autostart_file)
+        if dfile.get(AUTOSTART_KEY) == 'false':
+            return False
+        else:
+            return True
+
+def set_autostart(active):
+    AUTOSTART_KEY = "X-GNOME-Autostart-enabled"
+    autostart_dir = base.save_config_path("autostart")
+    autostart_file = os.path.join(autostart_dir, REDSHIFT_DESKTOP)
+    if not os.path.exists(autostart_file):
+        desktop_files = list(base.load_data_paths("applications", 
+            REDSHIFT_DESKTOP))
+        if not desktop_files:
+            print "Error: Installed redshift desktop file not found!"
+            return
+        desktop_file_path = desktop_files[0]
+        # Read installed file and modify it
+        dfile = desktop.DesktopEntry(desktop_file_path)
+    else:
+        dfile = desktop.DesktopEntry(autostart_file)
+    activestr = str(bool(active)).lower()
+    # print "Setting autostart to %s" % activestr
+    dfile.set(AUTOSTART_KEY, activestr)
+    dfile.write(filename=autostart_file)