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"""
GetFocus! Liferea plugin
Copyright (C) 2021-2022 Paweł Marciniak <sunwire+liferea@gmail.com
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
"""
import os
from pathlib import Path
import gettext
from gi.repository import GObject, Gtk, Liferea, PeasGtk
# Initialize translations for tooltips
_ = lambda x: x
try:
t = gettext.translation("liferea")
except FileNotFoundError:
pass
else:
_ = t.gettext
FILE_CONFIG = 'opacity.conf'
def get_path():
config_path = "liferea/plugins/getfocus"
config_home = os.getenv('XDG_CONFIG_HOME',Path.joinpath(Path.home(), ".config"))
return Path.joinpath(Path(config_home), config_path)
class GetFocusPlugin(GObject.Object, Liferea.ShellActivatable):
__gtype_name__ = 'GetFocusPlugin'
shell = GObject.property(type=Liferea.Shell)
feedlist = None
opacity = 0.3
enter_event = None
leave_event = None
def do_activate(self):
self.feedlist = self.shell.lookup('feedlist')
self.read_opacity_from_file()
self.set_opacity_leave(self.feedlist, None)
self.leave_event = self.feedlist.connect('leave-notify-event',
self.set_opacity_leave)
self.enter_event = self.feedlist.connect('enter-notify-event',
self.set_opacity_enter)
def do_deactivate(self):
self.feedlist.disconnect(self.enter_event)
self.feedlist.disconnect(self.leave_event)
self.set_opacity_enter(self.feedlist, None)
def set_opacity_enter(self, widget, event):
self.opacity = widget.get_property('opacity')
widget.set_property('opacity', 1)
def set_opacity_leave(self, widget, event):
widget.set_property('opacity', self.opacity)
def read_opacity_from_file(self):
path = get_path()
file_path = path / FILE_CONFIG
if file_path.exists():
self.opacity = float(file_path.read_text())
class GetFocusConfigure(GObject.Object, PeasGtk.Configurable):
__gtype_name__ = 'GetFocusConfigure'
opacity = None
feedlist = None
opacity_scale = None
def do_create_configure_widget(self):
""" Setup configuration widget """
margin = 6
shell = Liferea.Shell
self.feedlist = shell.lookup('feedlist')
self.opacity = self.feedlist.get_property('opacity')
grid = Gtk.Grid(column_spacing=10)
label = Gtk.Label(_("Opacity:"))
label.props.tooltip_text = _("Opacity")
label.props.xalign = 0
label.props.margin = margin
label.props.expand = False
grid.attach(label, 0, 0, 1, 1)
adj = Gtk.Adjustment(self.opacity, 0, 1.0, 0.1, 0.2, 0)
self.opacity_scale = Gtk.Scale(orientation=Gtk.Orientation.HORIZONTAL,
adjustment=adj)
self.opacity_scale.props.margin = 10
self.opacity_scale.add_mark(0, Gtk.PositionType.BOTTOM, _('Min'))
self.opacity_scale.add_mark(0.2, Gtk.PositionType.BOTTOM, None)
self.opacity_scale.add_mark(0.4, Gtk.PositionType.BOTTOM, None)
self.opacity_scale.add_mark(0.6, Gtk.PositionType.BOTTOM, None)
self.opacity_scale.add_mark(0.8, Gtk.PositionType.BOTTOM, None)
self.opacity_scale.add_mark(1.0, Gtk.PositionType.BOTTOM, _('Max'))
self.opacity_scale.set_hexpand(True)
self.opacity_scale.set_size_request(300, 10) #width, height
self.opacity_scale.connect("value-changed", self.scale_moved)
grid.attach(self.opacity_scale, 1, 0, 1, 1)
save_button = Gtk.Button(_('Save'))
save_button.set_valign(Gtk.Align.CENTER)
save_button.connect("clicked", self.save_opacity_to_file)
grid.attach(save_button, 2, 0, 1, 1)
return grid
def scale_moved(self, event):
self.opacity = self.opacity_scale.get_value()
self.feedlist.set_property('opacity', self.opacity)
def save_opacity_to_file(self, widget):
path = get_path()
path.mkdir(0o700, True, True)
file_path = path / FILE_CONFIG
file_path.write_text(str(self.opacity))
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