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keyd-application-mapper: Apply bindings when title/app id changes on wlroots #545

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keyd-application-mapper: Apply bindings when title/app id changes on wlroots #545

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keyd-application-mapper: Apply bindings when title/app id changes on …
the-blank-x Jul 28, 2023
e31186e
keyd-application-mapper: Properly check window state
the-blank-x Jul 29, 2023
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49 changes: 40 additions & 9 deletions scripts/keyd-application-mapper
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Original file line number Diff line number Diff line change
Expand Up @@ -176,18 +176,49 @@ class Wlroots():

def run(self):
windows = {}
active_window = None

while True:
(obj, event, payload) = self.wl.recv_msg()
if obj == 4 and event == 0:
windows[struct.unpack('I', payload)[0]] = {}

if obj in windows:
if event == 0:
windows[obj]['title'] = self.wl.read_string(payload)
if event == 1:
windows[obj]['appid'] = self.wl.read_string(payload)
if event == 4 and payload[0] > 0 and payload[4] == 2:
self.on_window_change(windows[obj].get('appid', ''), windows[obj].get('title', ''))
# zwlr_foreign_toplevel_manager_v1::toplevel event
windows[struct.unpack('I', payload)[0]] = {'title': '', 'appid': ''}
continue

if obj not in windows:
continue

if event == 0:
# zwlr_foreign_toplevel_handle_v1::title event
windows[obj]['title'] = self.wl.read_string(payload)
elif event == 1:
# zwlr_foreign_toplevel_handle_v1::app_id event
windows[obj]['appid'] = self.wl.read_string(payload)
elif event == 4:
# zwlr_foreign_toplevel_handle_v1::state event
if active_window == windows[obj]:
active_window = None
window_is_active = False

array_size = struct.unpack('I', payload[0:4])[0]
for i in range(0, array_size, 4):
start_offset = i + 4
end_offset = start_offset + 4
state = struct.unpack('I', payload[start_offset:end_offset])[0]
# zwlr_foreign_toplevel_handle_v1::state enum -> activated
if state == 2:
window_is_active = True

if window_is_active:
active_window = windows[obj]
elif event == 5 and active_window == windows[obj]:
# zwlr_foreign_toplevel_handle_v1::done event
self.on_window_change(active_window['appid'], active_window['title'])
elif event == 6:
# zwlr_foreign_toplevel_handle_v1::closed event
closed_window = windows.pop(obj)
if closed_window == active_window:
active_window = None

class XMonitor():
def __init__(self, on_window_change):
Expand Down