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Move the key handler to C

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Kovid Goyal
2017-09-15 21:46:00 +05:30
parent a4d71bcf5c
commit c5e989bc94
11 changed files with 4226 additions and 4013 deletions
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46
kitty/keys.py
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@@ -111,32 +111,6 @@ def keyboard_mode_name(screen):
return 'application' if screen.cursor_key_mode else 'normal'
valid_localized_key_names = {
k: getattr(defines, 'GLFW_KEY_' + k)
for k in 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
}
for name, ch in {
'APOSTROPHE': "'",
'COMMA': ',',
'PERIOD': '.',
'SLASH': '/',
'MINUS': '-',
'SEMICOLON': ';',
'EQUAL': '=',
'LEFT_BRACKET': '[',
'RIGHT_BRACKET': ']',
'GRAVE_ACCENT': '`',
'BACKSLASH': '\\'
}.items():
valid_localized_key_names[ch] = getattr(defines, 'GLFW_KEY_' + name)
def get_localized_key(key, scancode):
name = defines.glfw_get_key_name(key, scancode)
return valid_localized_key_names.get((name or '').upper(), key)
action_map = {
defines.GLFW_PRESS: 'p',
defines.GLFW_RELEASE: 'r',
@@ -182,26 +156,23 @@ def key_to_bytes(key, smkx, extended, mods, action):
return bytes(data)
def interpret_key_event(key, scancode, mods, window, action, get_localized_key=get_localized_key):
def interpret_key_event(key, scancode, mods, window, action):
screen = window.screen
if (
action == defines.GLFW_PRESS or
(action == defines.GLFW_REPEAT and screen.auto_repeat_enabled) or
screen.extended_keyboard
):
key = get_localized_key(key, scancode)
return defines.key_to_bytes(key, screen.cursor_key_mode, screen.extended_keyboard, mods, action)
return b''
def get_shortcut(keymap, mods, key, scancode):
key = get_localized_key(key, scancode)
return keymap.get((mods & 0b1111, key))
def get_sent_data(send_text_map, key, scancode, mods, window, action):
if action in (defines.GLFW_PRESS, defines.GLFW_REPEAT):
key = get_localized_key(key, scancode)
m = keyboard_mode_name(window.screen)
keymap = send_text_map[m]
return keymap.get((mods & 0b1111, key))
@@ -215,6 +186,7 @@ def generate_key_table():
w = partial(print, file=f)
w('// auto-generated from keys.py, do not edit!')
w('#pragma once')
w('#include <stddef.h>')
w('#include <stdint.h>')
w('#include <stdbool.h>')
w('#include <limits.h>')
@@ -222,7 +194,11 @@ def generate_key_table():
number_of_keys = defines.GLFW_KEY_LAST + 1
w('static const uint8_t key_map[%d] = {' % number_of_keys)
key_count = 0
keys = {v: k for k, v in vars(defines).items() if k.startswith('GLFW_KEY_') and k not in 'GLFW_KEY_LAST GLFW_KEY_UNKNOWN'}
def key_name(k):
return k[len('GLFW_KEY_'):]
keys = {v: k for k, v in vars(defines).items() if k.startswith('GLFW_KEY_') and k not in {'GLFW_KEY_LAST', 'GLFW_KEY_UNKNOWN'}}
key_rmap = []
for i in range(number_of_keys):
k = keys.get(i)
@@ -235,6 +211,12 @@ def generate_key_table():
if key_count > 128:
raise OverflowError('Too many keys')
w('};\n')
w('static inline const char* key_name(int key) { switch(key) {')
for i in range(number_of_keys):
k = keys.get(i)
if k is not None:
w('case %d: return "%s";' % (i, key_name(k)))
w('default: return NULL; }}\n')
number_entries = 128 * 256
inits = []
longest = 0
@@ -275,6 +257,6 @@ def generate_key_table():
else:
b, k, mods, smkx, extended = b
b = bytearray(b)
name = '+'.join([k for k, v in all_mods.items() if v & mods] + [k.rpartition('_')[2]])
name = '+'.join([k for k, v in all_mods.items() if v & mods] + [key_name(k)])
w('{0x%x, ' % len(b) + ', '.join(map(str, b)) + '}, //', name, 'smkx:', smkx, 'extended:', extended)
w('};')