128 lines
4.3 KiB
Python
128 lines
4.3 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 html
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from gi.repository import Gdk, GObject, Gtk, Pango
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class SimpleMessageArea(Gtk.HBox):
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"""A simple, yellow message area. Inspired by gedit.
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Original C source code:
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http://svn.gnome.org/viewvc/gedit/trunk/gedit/gedit-message-area.c
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"""
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def __init__(self, message, buttons=()):
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Gtk.HBox.__init__(self, spacing=6)
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self.set_border_width(6)
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self.__in_style_updated = False
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self.connect('style-updated', self.__style_updated)
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self.connect('draw', self.__on_draw)
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self.__label = Gtk.Label()
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self.__label.set_alignment(0.0, 0.5)
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self.__label.set_line_wrap(False)
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self.__label.set_ellipsize(Pango.EllipsizeMode.END)
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self.__label.set_markup('<b>%s</b>' % html.escape(message))
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self.pack_start(self.__label, True, True, 0)
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hbox = Gtk.HBox()
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for button in buttons:
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hbox.pack_start(button, True, False, 0)
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self.pack_start(hbox, False, False, 0)
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def set_markup(self, markup, line_wrap=True, min_width=3, max_width=100):
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# The longest line should determine the size of the label
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width_chars = max(len(line) for line in markup.splitlines())
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# Enforce upper and lower limits for the width
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width_chars = max(min_width, min(max_width, width_chars))
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self.__label.set_width_chars(width_chars)
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self.__label.set_markup(markup)
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self.__label.set_line_wrap(line_wrap)
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def __style_updated(self, widget):
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if self.__in_style_updated:
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return
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w = Gtk.Window(Gtk.WindowType.POPUP)
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w.set_name('gtk-tooltip')
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w.ensure_style()
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style = w.get_style()
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self.__in_style_set = True
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self.set_style(style)
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self.__label.set_style(style)
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self.__in_style_set = False
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w.destroy()
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self.queue_draw()
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def __on_draw(self, widget, cr):
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style = widget.get_style()
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x, rect = Gdk.cairo_get_clip_rectangle(cr)
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Gtk.paint_flat_box(style, cr, Gtk.StateType.NORMAL,
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Gtk.ShadowType.OUT, widget, "tooltip",
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rect.x, rect.y, rect.width, rect.height)
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return False
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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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