def _get_symbol_and_modifiers(ev):
# The unicode char help processing virtual keycodes (see issue 405)
wchar = c_wchar()
carbon.GetEventParameter(ev, kEventParamKeyUnicodes,
typeUnicodeText, c_void_p(), sizeof(wchar), c_void_p(), byref(wchar))
try:
wchar = str((wchar.value)).upper()
except UnicodeEncodeError:
# (this fix for issue 405 caused a bug itself (see comments 6-7);
# this try/except fixes it)
wchar = None
# If the unicode char is within charmap keys (ascii value), then we use
# the corresponding symbol.
if wchar in charmap.keys():
symbol = charmap[wchar]
else:
sym = c_uint32()
carbon.GetEventParameter(ev, kEventParamKeyCode,
typeUInt32, c_void_p(), sizeof(sym), c_void_p(), byref(sym))
symbol = keymap.get(sym.value, None)
if symbol is None:
symbol = key.user_key(sym.value)
modifiers = c_uint32()
carbon.GetEventParameter(ev, kEventParamKeyModifiers,
typeUInt32, c_void_p(), sizeof(modifiers), c_void_p(),
byref(modifiers))
return (symbol, CarbonWindow._map_modifiers(modifiers.value))
def _get_symbol_and_modifiers(ev):
# The unicode char help processing virtual keycodes (see issue 405)
wchar = c_wchar()
carbon.GetEventParameter(ev, kEventParamKeyUnicodes,
typeUnicodeText, c_void_p(), sizeof(wchar), c_void_p(), byref(wchar))
try:
wchar = str((wchar.value)).upper()
except UnicodeEncodeError:
# (this fix for issue 405 caused a bug itself (see comments 6-7);
# this try/except fixes it)
wchar = None
# If the unicode char is within charmap keys (ascii value), then we use
# the corresponding symbol.
if wchar in charmap.keys():
symbol = charmap[wchar]
else:
sym = c_uint32()
carbon.GetEventParameter(ev, kEventParamKeyCode,
typeUInt32, c_void_p(), sizeof(sym), c_void_p(), byref(sym))
symbol = keymap.get(sym.value, None)
if symbol is None:
symbol = key.user_key(sym.value)
modifiers = c_uint32()
carbon.GetEventParameter(ev, kEventParamKeyModifiers,
typeUInt32, c_void_p(), sizeof(modifiers), c_void_p(),
byref(modifiers))
return (symbol, CarbonWindow._map_modifiers(modifiers.value))
def getSymbol(nsevent):
symbol = keymap.get(nsevent.keyCode(), None)
if symbol is not None:
return symbol
chars = cocoapy.cfstring_to_string(nsevent.charactersIgnoringModifiers())
if chars:
return charmap.get(chars[0].upper(), None)
return None
def pygletFlagsChanged_(self, nsevent):
# Handles on_key_press and on_key_release events for modifier keys.
# Note that capslock is handled differently than other keys; it acts
# as a toggle, so on_key_release is only sent when it's turned off.
# TODO: Move these constants somewhere else.
# Undocumented left/right modifier masks found by experimentation:
NSLeftShiftKeyMask = 1 << 1
NSRightShiftKeyMask = 1 << 2
NSLeftControlKeyMask = 1 << 0
NSRightControlKeyMask = 1 << 13
NSLeftAlternateKeyMask = 1 << 5
NSRightAlternateKeyMask = 1 << 6
NSLeftCommandKeyMask = 1 << 3
NSRightCommandKeyMask = 1 << 4
maskForKey = {
key.LSHIFT: NSLeftShiftKeyMask,
key.RSHIFT: NSRightShiftKeyMask,
key.LCTRL: NSLeftControlKeyMask,
key.RCTRL: NSRightControlKeyMask,
key.LOPTION: NSLeftAlternateKeyMask,
key.ROPTION: NSRightAlternateKeyMask,
key.LCOMMAND: NSLeftCommandKeyMask,
key.RCOMMAND: NSRightCommandKeyMask,
key.CAPSLOCK: cocoapy.NSAlphaShiftKeyMask,
key.FUNCTION: cocoapy.NSFunctionKeyMask
}
symbol = keymap.get(nsevent.keyCode(), None)
# Ignore this event if symbol is not a modifier key. We must check this
# because e.g., we receive a flagsChanged message when using CMD-tab to
# switch applications, with symbol == "a" when command key is released.
if symbol is None or symbol not in maskForKey:
return
modifiers = getModifiers(nsevent)
modifierFlags = nsevent.modifierFlags()
if symbol and modifierFlags & maskForKey[symbol]:
self._window.dispatch_event('on_key_press', symbol, modifiers)
else:
self._window.dispatch_event('on_key_release', symbol, modifiers)
