wehub-resource-sync
193 lines
4.2 KiB
Python
193 lines
4.2 KiB
Python
"""Shared key code mappings for CEF input events.
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Used by both BrowserSession (human input) and ComputerTool (AI agent input).
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"""
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from __future__ import annotations
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import sys
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def build_native_keycode_map() -> dict[int, int]:
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"""Map JS keyCode (Windows VK codes) to platform-specific native key codes.
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CEF uses native_key_code for editing commands (deleteBackward, etc.)
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on macOS. On Linux it uses X11 key codes. On Windows, windows_key_code
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is primary so native_key_code is less critical.
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"""
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if sys.platform == "darwin":
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return {
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8: 51, # Backspace
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9: 48, # Tab
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13: 36, # Enter/Return
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27: 53, # Escape
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37: 123, # Arrow Left
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38: 126, # Arrow Up
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39: 124, # Arrow Right
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40: 125, # Arrow Down
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46: 117, # Delete (forward)
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33: 116, # Page Up
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34: 121, # Page Down
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35: 119, # End
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36: 115, # Home
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}
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elif sys.platform == "linux":
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return {
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8: 22, # Backspace
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9: 23, # Tab
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13: 36, # Enter/Return
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27: 9, # Escape
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37: 113, # Arrow Left
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38: 111, # Arrow Up
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39: 114, # Arrow Right
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40: 116, # Arrow Down
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46: 119, # Delete (forward)
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33: 112, # Page Up
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34: 117, # Page Down
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35: 115, # End
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36: 110, # Home
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}
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else:
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return {}
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NATIVE_KEY_CODES = build_native_keycode_map()
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KEY_NAME_TO_VK: dict[str, int] = {
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# Letters
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**{chr(c): c - 32 for c in range(ord("a"), ord("z") + 1)}, # a=65 .. z=90
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# Digits
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**{str(d): 0x30 + d for d in range(10)},
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# Special keys
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"return": 13,
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"enter": 13,
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"tab": 9,
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"escape": 27,
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"esc": 27,
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"backspace": 8,
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"delete": 46,
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"space": 32,
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" ": 32,
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# Arrow keys
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"arrowup": 38,
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"up": 38,
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"arrowdown": 40,
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"down": 40,
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"arrowleft": 37,
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"left": 37,
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"arrowright": 39,
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"right": 39,
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# Navigation
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"home": 36,
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"end": 35,
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"pageup": 33,
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"page_up": 33,
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"pagedown": 34,
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"page_down": 34,
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# Function keys
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"f1": 0x70,
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"f2": 0x71,
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"f3": 0x72,
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"f4": 0x73,
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"f5": 0x74,
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"f6": 0x75,
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"f7": 0x76,
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"f8": 0x77,
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"f9": 0x78,
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"f10": 0x79,
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"f11": 0x7A,
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"f12": 0x7B,
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# Modifier keys (as standalone)
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"shift": 16,
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"control": 17,
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"ctrl": 17,
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"alt": 18,
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"meta": 91,
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"super": 91,
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"command": 91,
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"cmd": 91,
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# Punctuation
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";": 186,
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"=": 187,
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",": 188,
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"-": 189,
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".": 190,
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"/": 191,
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"`": 192,
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"[": 219,
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"\\": 220,
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"]": 221,
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"'": 222,
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}
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# Shifted character → (base VK code, MOD_SHIFT) for US keyboard layout.
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# Maps characters produced by Shift+key to their underlying VK code.
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SHIFTED_CHAR_TO_VK: dict[str, int] = {
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"!": 0x31, # Shift+1
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"@": 0x32, # Shift+2
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"#": 0x33, # Shift+3
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"$": 0x34, # Shift+4
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"%": 0x35, # Shift+5
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"^": 0x36, # Shift+6
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"&": 0x37, # Shift+7
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"*": 0x38, # Shift+8
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"(": 0x39, # Shift+9
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")": 0x30, # Shift+0
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"_": 189, # Shift+-
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"+": 187, # Shift+=
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"{": 219, # Shift+[
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"}": 221, # Shift+]
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"|": 220, # Shift+\
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":": 186, # Shift+;
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'"': 222, # Shift+'
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"<": 188, # Shift+,
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">": 190, # Shift+.
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"?": 191, # Shift+/
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"~": 192, # Shift+`
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}
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# CEF modifier flags
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MOD_SHIFT = 1 << 1
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MOD_CTRL = 1 << 2
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MOD_ALT = 1 << 3
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MOD_META = 1 << 7
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MODIFIER_MAP: dict[str, int] = {
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"shift": MOD_SHIFT,
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"control": MOD_CTRL,
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"ctrl": MOD_CTRL,
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"alt": MOD_ALT,
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"option": MOD_ALT,
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"meta": MOD_META,
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"super": MOD_META,
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"command": MOD_META,
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"cmd": MOD_META,
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}
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# CEF key event types
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RAWKEYDOWN = 0
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KEYUP = 2
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CHAR = 3
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# Keys that should NOT receive a CHAR event (handled by RAWKEYDOWN alone)
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NON_CHAR_KEYS = {
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8,
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9,
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13,
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27, # Backspace, Tab, Enter, Escape
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37,
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38,
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39,
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40, # Arrow keys
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33,
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34,
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35,
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36, # Page Up/Down, End, Home
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46, # Delete
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16,
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17,
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18,
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91, # Modifier keys
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*range(0x70, 0x7C), # F1-F12
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}
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