def create_desktops(self, screen):
# TODO: every screen has the same desktops?
desktops = []
for idx, (name, info) in enumerate(self.config):
desktop = Desktop(self, screen, name, idx, info)
desktops.append(desktop)
self.attach_data_to(screen, ScreenData(screen, desktops))
screen.root.change_property('_NET_NUMBER_OF_DESKTOPS', 'CARDINAL',
32, [len(desktops)])
# We don't support large desktops here.
# But that could be added by a plugin.
root_geom = screen.get_geometry()
screen.root.change_property('_NET_DESKTOP_GEOMETRY',
'CARDINAL', 32,
[root_geom.width, root_geom.height])
screen.root.change_property('_NET_DESKTOP_VIEWPORT',
'CARDINAL', 32, [0, 0])
screen.root.change_property('_NET_DESKTOP_NAMES',
'UTF8_STRING', 8,
List.from_stringlist(
(desktop.name for desktop in desktops)
)
)
def update_net_wm_state(self):
"""
ensure that the window's `_NET_WM_STATE` property contains
the same atoms as *self.state*.
"""
self.window.change_property('_NET_WM_STATE', 'ATOM', 32,
List.from_atoms(self.state)
)
self.conn.flush()
def __init__(self, app, screen, config):
self.app = app
self.conn = app.conn
self.screen = screen
self.config = self.default_config.copy()
if config:
self.config.update(config)
self.massage_config()
visualtype = screen.get_root_visual_type()
self.win = xproto.Window.create_toplevel_on_screen(
self.conn,
screen,
y=self.config["height"],
width=self.config["width"],
height=self.config["height"],
back_pixel=screen.white_pixel,
event_mask=(
0
| xproto.EventMask.Exposure
| xproto.EventMask.ButtonPress
| xproto.EventMask.PointerMotion
| xproto.EventMask.KeyPress
| xproto.EventMask.PropertyChange
| xproto.EventMask.StructureNotify
),
)
self.win.ewmh_set_window_name("yahiko-statusbar")
self.win.change_property("WM_CLASS", "STRING", 8, List.from_string("yahiko-statusbar"))
self.win.change_property("_NET_WM_DESKTOP", "CARDINAL", 32, [0xFFFFFFFFL])
self.win.change_property(
"_NET_WM_WINDOW_TYPE", "ATOM", 32, List.from_atoms([self.conn.atoms["_NET_WM_WINDOW_TYPE_DOCK"]])
)
self.win.change_property(
"_NET_WM_STATE",
"ATOM",
32,
List.from_atoms(
[
self.conn.atoms["_NET_WM_STATE_SKIP_PAGER"],
self.conn.atoms["_NET_WM_STATE_SKIP_TASKBAR"],
self.conn.atoms["_NET_WM_STATE_STICKY"],
]
),
)
self.win.change_property("_NET_WM_STRUT", "CARDINAL", 32, [0, 0, 0, self.config["height"]])
self.win.map()
root_geom = self.screen.root.get_geometry().reply()
self.win.configure(x=self.config["x"] - (self.config["width"] / 2), y=root_geom.height - self.config["height"])
@self.win.event
def on_key_press(event):
if event.detail == 9:
self.app.stop()
self.ui = ui.TopLevelContainer(self.win, visualtype, style=self.config["style"], layouter=ui.HorizontalLayouter)
self.slots = []
for slot in self.config["slots"]:
slot_cls = slot["class"]
slot_name = slot["name"]
slot_args = slot.get("args", ())
slot_kwargs = slot.get("kwargs", {})
style = slot.get("style")
s = slot_cls(self, slot_name, *slot_args, **slot_kwargs)
if style:
s.get_window().style.update(style)
self.add_slot(s)
def ewmh_set_window_name(window, name):
if type(name) is not unicode:
name = unicode(name, 'utf8', 'replace')
window.change_property('WM_NAME', 'STRING', 8, List.from_string(name.encode('latin-1', 'replace')))
window.change_property('_NET_WM_NAME', 'UTF8_STRING', 8, List.from_string(name.encode('utf8', 'replace')))