/usr/share/pyshared/keymon/shaped_window.py is in key-mon 1.13-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 | #!/usr/bin/python
#
# Copyright 2010 Google Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Create a shaped window to show mouse events.
Thanks to mathias.gumz for the original code.
"""
import gobject
import gtk
import lazy_pixbuf_creator
class ShapedWindow(gtk.Window):
"""Create a window shaped as fname."""
def __init__(self, fname, scale=1.0, timeout=0.2):
gtk.Window.__init__(self)
self.connect('size-allocate', self._on_size_allocate)
self.set_decorated(False)
self.set_keep_above(True)
self.set_accept_focus(False)
self.scale = scale
self.shown = False
self.timeout = timeout
self.timeout_timer = None
self.name_fnames = {
'mouse' : [fname],
}
self.pixbufs = lazy_pixbuf_creator.LazyPixbufCreator(self.name_fnames,
self.scale)
self.pixbuf = self.pixbufs.get('mouse')
self.resize(self.pixbuf.get_width(), self.pixbuf.get_height())
# a pixmap widget to contain the pixmap
self.image = gtk.Image()
bitmap, self.mask = self.pixbuf.render_pixmap_and_mask()
self.image.set_from_pixmap(bitmap, self.mask)
self.image.show()
self.add(self.image)
def _on_size_allocate(self, win, unused_allocation):
"""Called when first allocated."""
# Set the window shape
win.shape_combine_mask(self.mask, 0, 0)
win.set_property('skip-taskbar-hint', True)
if not win.is_composited():
print 'Unable to fade the window'
else:
win.set_opacity(0.5)
def center_on_cursor(self, x=None, y=None):
if x is None or y is None:
root = gtk.gdk.screen_get_default().get_root_window()
x, y, _ = root.get_pointer()
w, h = self.get_size()
new_x, new_y = x - w/2, y - h/2
pos = self.get_position()
if pos[0] != new_x or pos[1] != new_y:
self.move(new_x, new_y)
self.show()
def show(self):
"""Show this mouse indicator and ignore awaiting fade away request."""
if self.timeout_timer:
# There is a fade away request, ignore it
gobject.source_remove(self.timeout_timer)
self.timeout_timer = None
# This method only is called when mouse is pressed, so there will be a
# release and fade_away call, no need to set up another timer.
super(ShapedWindow, self).show()
def maybe_show(self):
if self.shown:
return
self.shown = True
self.show()
def fade_away(self):
"""Make the window fade in a little bit."""
# TODO this isn't doing any fading out
self.shown = True
self.timeout_timer = gobject.timeout_add(int(self.timeout * 1000), self.hide)
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