/usr/share/pyshared/plwm/frame.py is in python-plwm 2.6a+20080530-1.1.
This file is owned by root:root, with mode 0o644.
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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 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 | # frame.py - reparent client windows into a decorated frame
#
# Copyright (C) 2008 Peter Liljenberg <peter.liljenberg@gmail.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
from Xlib import X, Xutil, Xatom
import wmanager
import wmevents
class FrameProxy(wmanager.WindowProxyBase):
# simple demo right now, but still a little configurable
_frame_width = 2
_title_font = 'fixed'
_title_color = '#ffffff'
_unfocused_color = '#444444'
_focused_color = '#2244aa'
def __init__(self, screen, window, *args, **keys):
wmanager.WindowProxyBase.__init__(self, screen, window, *args, **keys)
self._font = self._wm.get_font(self._title_font)
self._title_pixel = self._screen.get_color(self._title_color)
self._unfocused_pixel = self._screen.get_color(self._unfocused_color)
self._focused_pixel = self._screen.get_color(self._focused_color)
fq = self._font.query()
self._extra_height = fq.font_ascent + fq.font_descent + 3 * self._frame_width
self._extra_width = 2 * self._frame_width
self._title_x = self._frame_width
self._title_y = self._frame_width
self._title_base = self._frame_width + fq.font_ascent
self._client_x = self._frame_width
self._client_y = fq.font_ascent + fq.font_descent + 2 * self._frame_width
# Create a proxy window for the frame that will contain the
# real window
g = window.get_geometry()
self._frame = self._screen.root.create_window(
g.x - self._client_x - g.border_width,
g.y - self._client_y - g.border_width,
g.width + self._extra_width,
g.height + self._extra_height,
0,
X.CopyFromParent, X.InputOutput, X.CopyFromParent,
background_pixel = self._unfocused_pixel,
event_mask = X.ExposureMask | X.SubstructureRedirectMask
)
wmanager.debug('frame', 'created frame %s for client %s', self._frame, self._window)
self._gc = self._frame.create_gc(
foreground = self._title_pixel,
font = self._font)
# Reparent the real window into the frame window, blocking any
# UnmapNotify that might generate
screen.dispatch.block_masks(X.SubstructureNotifyMask)
window.configure(border_width = 0)
window.reparent(self._frame, self._client_x, self._client_y)
screen.dispatch.unblock_masks(X.SubstructureNotifyMask)
# Some methods can be overridden simply by only working on the proxy window
self.get_geometry = self._frame.get_geometry
self.circulate = self._frame.circulate
self.reparent = self._frame.reparent
self._screen.add_proxy_window(self._frame, window)
def __proxy_event_init__(self, client, *args, **keys):
wmanager.WindowProxyBase.__proxy_event_init__(self, client, *args, **keys)
# Register event handlers now that the client is set up.
# Don't set any event masks, we did that already when creating
# the frame window
client.dispatch.add_handler(X.Expose, self._expose, masks = ())
client.dispatch.add_handler(wmevents.ClientFocusIn, self._focus_in)
client.dispatch.add_handler(wmevents.ClientFocusOut, self._focus_out)
client.dispatch.add_handler(X.PropertyNotify, self._property_notify)
def _proxy_withdraw(self):
# Move window back to be an immediate child of root
g = self._frame.get_geometry()
self._frame.change_attributes(event_mask = 0)
self._window.reparent(self._screen.root,
g.x + self._client_x,
g.y + self._client_y)
self._screen.remove_proxy_window(self._frame)
self._frame.destroy()
def _expose(self, e):
# Trivial exposure handling: redraw everything on final expose event
if e.count == 0:
self._redraw()
def _focus_in(self, e):
self._frame.change_attributes(background_pixel = self._focused_pixel)
self._redraw()
def _focus_out(self, e):
self._frame.change_attributes(background_pixel = self._unfocused_pixel)
self._redraw()
def _property_notify(self, evt):
if evt.atom == Xatom.WM_NAME:
self._redraw()
def _redraw(self):
wmanager.debug('frame', 'redrawing')
self._frame.clear_area()
# Don't draw text in frame border
g = self._frame.get_geometry()
self._gc.set_clip_rectangles(
0, 0, [(self._frame_width,
self._frame_width,
g.width - self._extra_width,
g.height - self._extra_height)],
X.YXBanded)
self._frame.draw_text(self._gc, self._title_x, self._title_base,
self._client.get_title())
self._gc.change(clip_mask = X.NONE)
# Override the necessary window methods
def destroy(self, onerror = None):
self._window.destroy()
self._frame.destroy()
def map(self, onerror = None):
# Map both windows, so that the real window gets a MapNotify
self._window.map()
self._frame.map()
def unmap(self, onerror = None):
# Ditto but reverse
self._frame.unmap()
self._window.unmap()
def configure(self, onerror = None, **keys):
# Resize in lockstep, but otherwise all configuration is made
# on the proxy
real_keys = {}
if 'width' in keys:
real_keys['width'] = keys['width'] - self._extra_width
if 'height' in keys:
real_keys['height'] = keys['height'] - self._extra_height
self._frame.configure(onerror = onerror, **keys)
if real_keys:
self._window.configure(onerror = onerror, **real_keys)
def get_wm_normal_hints(self):
# Must add in the frame to the size hints
hints = self._window.get_wm_normal_hints()
if hints:
hints.min_width = hints.min_width + self._extra_width
hints.min_height = hints.min_height + self._extra_height
if hints.max_width:
hints.max_width = hints.max_width + self._extra_width
if hints.max_height:
hints.max_height = hints.max_height + self._extra_height
if hints.flags & Xutil.PBaseSize:
hints.base_width = hints.base_width + self._extra_width
hints.base_height = hints.base_height + self._extra_height
return hints
def __str__(self):
return '<%s 0x%08x for %s 0x%08x>' % (
self.__class__, self._frame.id,
self._window.__class__, self._window.id)
def __repr__(self):
return self.__str__()
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