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Send special CSI sequences for Ctrl+arrow keys

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Mimics behavior of xterm. Fixes #15
This commit is contained in:
Kovid Goyal 2017-01-08 09:51:14 +05:30
parent b3fbb938b3
commit 195b2c09de
1 changed files with 8 additions and 2 deletions
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10
kitty/keys.py
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@ -35,7 +35,13 @@ SHIFTED_KEYS = {
defines.GLFW_KEY_RIGHT: key_as_bytes('kRIT'),
}
control_codes = {k: 1 + i for i, k in enumerate(range(defines.GLFW_KEY_A, defines.GLFW_KEY_RIGHT_BRACKET + 1))}
control_codes = {k: (1 + i,) for i, k in enumerate(range(defines.GLFW_KEY_A, defines.GLFW_KEY_RIGHT_BRACKET + 1))}
control_codes[defines.GLFW_KEY_UP] = bytearray(key_as_bytes('cuu1').replace(b'[', b'[1;5'))
control_codes[defines.GLFW_KEY_DOWN] = bytearray(key_as_bytes('cud1').replace(b'[', b'[1;5'))
control_codes[defines.GLFW_KEY_LEFT] = bytearray(key_as_bytes('cub1').replace(b'[', b'[1;5'))
control_codes[defines.GLFW_KEY_RIGHT] = bytearray(key_as_bytes('cuf1').replace(b'[', b'[1;5'))
control_codes[defines.GLFW_KEY_PAGE_UP] = bytearray(key_as_bytes('kpp').replace(b'~', b';5~'))
control_codes[defines.GLFW_KEY_PAGE_DOWN] = bytearray(key_as_bytes('knp').replace(b'~', b';5~'))
alt_codes = {k: (0x1b, k) for i, k in enumerate(range(defines.GLFW_KEY_SPACE, defines.GLFW_KEY_RIGHT_BRACKET + 1))}
@ -43,7 +49,7 @@ def interpret_key_event(key, scancode, mods):
data = bytearray()
if mods == defines.GLFW_MOD_CONTROL and key in control_codes:
# Map Ctrl-key to ascii control code
data.append(control_codes[key])
data.extend(control_codes[key])
elif mods == defines.GLFW_MOD_ALT and key in alt_codes:
# Map Alt+key to Esc-key
data.extend(alt_codes[key])