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relative_resize.py
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relative_resize.py
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# Based on MIT licensed code at https://github.com/chancez/dotfiles/blob/badc69d3895a6a942285amount26b8c372a55d77533eamount/kitty/.config/kitty/relative_resize.py
from kittens.tui.handler import result_handler
from kitty.key_encoding import KeyEvent, parse_shortcut
def encode_key_mapping(window, key_mapping):
mods, key = parse_shortcut(key_mapping)
event = KeyEvent(
mods=mods,
key=key,
shift=bool(mods & 1),
alt=bool(mods & 2),
ctrl=bool(mods & 4),
super=bool(mods & 8),
hyper=bool(mods & 16),
meta=bool(mods & 32),
).as_window_system_event()
return window.encoded_key(event)
def main(args):
pass
def relative_resize_window(direction, amount, target_window_id, boss):
window = boss.window_id_map.get(target_window_id)
if window is None:
return
neighbors = boss.active_tab.current_layout.neighbors_for_window(
window, boss.active_tab.windows
)
current_window_id = boss.active_tab.active_window
left_neighbors = neighbors.get('left')
right_neighbors = neighbors.get('right')
top_neighbors = neighbors.get('top')
bottom_neighbors = neighbors.get('bottom')
# has a neighbor on both sides
if direction == 'left' and (left_neighbors and right_neighbors):
boss.active_tab.resize_window('narrower', amount)
# only has left neighbor
elif direction == 'left' and left_neighbors:
boss.active_tab.resize_window('wider', amount)
# only has right neighbor
elif direction == 'left' and right_neighbors:
boss.active_tab.resize_window('narrower', amount)
# has a neighbor on both sides
elif direction == 'right' and (left_neighbors and right_neighbors):
boss.active_tab.resize_window('wider', amount)
# only has left neighbor
elif direction == 'right' and left_neighbors:
boss.active_tab.resize_window('narrower', amount)
# only has right neighbor
elif direction == 'right' and right_neighbors:
boss.active_tab.resize_window('wider', amount)
# has a neighbor above and below
elif direction == 'up' and (top_neighbors and bottom_neighbors):
boss.active_tab.resize_window('shorter', amount)
# only has top neighbor
elif direction == 'up' and top_neighbors:
boss.active_tab.resize_window('taller', amount)
# only has bottom neighbor
elif direction == 'up' and bottom_neighbors:
boss.active_tab.resize_window('shorter', amount)
# has a neighbor above and below
elif direction == 'down' and (top_neighbors and bottom_neighbors):
boss.active_tab.resize_window('taller', amount)
# only has top neighbor
elif direction == 'down' and top_neighbors:
boss.active_tab.resize_window('shorter', amount)
# only has bottom neighbor
elif direction == 'down' and bottom_neighbors:
boss.active_tab.resize_window('taller', amount)
@result_handler(no_ui=True)
def handle_result(args, result, target_window_id, boss):
direction = args[1]
amount = int(args[2])
window = boss.window_id_map.get(target_window_id)
cmd = window.child.foreground_cmdline[0]
if cmd == 'tmux':
keymap = args[3]
encoded = encode_key_mapping(window, keymap)
window.write_to_child(encoded)
else:
relative_resize_window(direction, amount, target_window_id, boss)