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import threading
import Xlib
from Xlib.display import Display
from Xlib import X, XK
from Xlib.protocol import event
from normal import normal_mode
class Manager():
def __init__(self, inkscape_id):
self.id = inkscape_id
self.disp = Display()
self.screen = self.disp.screen()
self.root = self.screen.root
self.inkscape = self.disp.create_resource_object('window', inkscape_id)
self.mode = normal_mode
def event(self, name, detail, state):
return name(
time=X.CurrentTime,
root=self.root,
window=self.inkscape,
same_screen=0, child=Xlib.X.NONE,
root_x=0, root_y=0, event_x=0, event_y=0,
state=state,
detail=detail
)
def string_to_keycode(self, key):
keysym = XK.string_to_keysym(key)
keycode = self.disp.keysym_to_keycode(keysym)
return keycode
def press(self, key, mask=X.NONE):
keycode = self.string_to_keycode(key)
self.inkscape.send_event(self.event(event.KeyPress, keycode, mask), propagate=True)
self.inkscape.send_event(self.event(event.KeyRelease, keycode, mask), propagate=True)
self.disp.flush()
self.disp.sync()
def grab(self):
self.inkscape.grab_key(X.AnyKey, X.AnyModifier, True, X.GrabModeAsync, X.GrabModeAsync)
# Ungrab window manager shortcuts (Super + ...)
self.inkscape.ungrab_key(self.string_to_keycode('Super_L'), X.AnyModifier, True)
self.inkscape.ungrab_key(self.string_to_keycode('Alt_L'), X.AnyModifier, True)
self.inkscape.change_attributes(event_mask=X.KeyReleaseMask | X.KeyPressMask | X.StructureNotifyMask)
def ungrab(self):
self.inkscape.ungrab_key(X.AnyKey, X.AnyModifier, True)
def listen(self):
self.grab()
while True:
evt = self.disp.next_event()
if evt.type in [X.KeyPress, X.KeyRelease]:
keycode = evt.detail
keysym = self.disp.keycode_to_keysym(keycode, 0)
char = XK.keysym_to_string(keysym)
self.disp.allow_events(X.ReplayKeyboard, X.CurrentTime)
self.mode(self, evt, char)
if evt.type == X.DestroyNotify:
if evt.window.id == self.id:
self.ungrab()
return
def create(inkscape_id):
m = Manager(inkscape_id)
m.listen()
def is_inkscape(window):
return (window.get_wm_class() and 'inkscape' in window. get_wm_class()[0])
def main():
disp = Display()
screen = disp.screen()
root = screen.root
# First listen for existing windows
for window in root.query_tree().children:
if is_inkscape(window):
print('Found existing window')
listen = threading.Thread(target=create, args=[window.id])
listen.start()
# New windows
root.change_attributes(event_mask=X.SubstructureNotifyMask)
while True:
evt = disp.next_event()
if evt.type == X.CreateNotify:
window = evt.window
try:
if is_inkscape(window):
print('New window!')
listen = threading.Thread(target=create, args=[window.id])
listen.start()
except Xlib.error.BadWindow:
pass
if __name__ == '__main__':
main()
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