66 lines
2.2 KiB
Python
66 lines
2.2 KiB
Python
# -*- coding: utf-8 -*-
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#
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# gPodder - A media aggregator and podcast client
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# Copyright (c) 2005-2018 The gPodder Team
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#
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# gPodder is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# gPodder is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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#
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# widgets.py -- Additional widgets for gPodder
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# Thomas Perl <thp@gpodder.org> 2009-03-31
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#
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import gi # isort:skip
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gi.require_version('Gtk', '3.0') # isort:skip
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from gi.repository import Gtk
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class SpinningProgressIndicator(Gtk.Image):
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# Progress indicator loading inspired by glchess from gnome-games-clutter
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def __init__(self, size=32):
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Gtk.Image.__init__(self)
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self._frames = []
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self._frame_id = 0
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# Load the progress indicator
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icon_theme = Gtk.IconTheme.get_default()
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try:
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icon = icon_theme.load_icon('process-working', size, 0)
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width, height = icon.get_width(), icon.get_height()
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if width < size or height < size:
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size = min(width, height)
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for row in range(height // size):
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for column in range(width // size):
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frame = icon.subpixbuf(column * size, row * size, size, size)
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self._frames.append(frame)
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# Remove the first frame (the "idle" icon)
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if self._frames:
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self._frames.pop(0)
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self.step_animation()
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except:
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# FIXME: This is not very beautiful :/
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self.set_from_icon_name('system-run', Gtk.IconSize.BUTTON)
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def step_animation(self):
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if len(self._frames) > 1:
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self._frame_id += 1
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if self._frame_id >= len(self._frames):
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self._frame_id = 0
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self.set_from_pixbuf(self._frames[self._frame_id])
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