51 lines
1.7 KiB
Python
51 lines
1.7 KiB
Python
# Copyright (C) 2006, Red Hat, Inc.
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#
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# This program 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 2 of the License, or
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# (at your option) any later version.
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#
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# This program 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, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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import gtk
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import cairo
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class OverlayWindow(gtk.Window):
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def __init__(self, lower_window):
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gtk.Window.__init__(self)
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colormap = self.get_screen().get_rgba_colormap()
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colormap=None
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if not colormap:
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raise RuntimeError("The window manager doesn't support compositing.")
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self.set_colormap(colormap)
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self.realize()
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self.window.set_type_hint(gtk.gdk.WINDOW_TYPE_HINT_DIALOG)
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self.window.set_accept_focus(False)
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self.window.set_transient_for(lower_window)
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self.set_decorated(False)
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self.set_position(gtk.WIN_POS_CENTER_ALWAYS)
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self.set_default_size(gtk.gdk.screen_width(), gtk.gdk.screen_height())
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self.set_app_paintable(True)
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self.connect('expose-event', self._expose_cb)
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def _expose_cb(self, widget, event):
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cr = widget.window.cairo_create()
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cr.set_source_rgba(0.0, 0.0, 0.0, 0.4) # Transparent
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cr.set_operator(cairo.OPERATOR_SOURCE)
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cr.paint()
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return False
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