def _event_text_symbol(self, ev):
text = None
symbol = xlib.KeySym()
buffer = create_string_buffer(128)
# Look up raw keysym before XIM filters it (default for keypress and
# keyrelease)
count = xlib.XLookupString(ev.xkey, buffer, len(buffer) - 1, byref(symbol), None)
# Give XIM a shot
filtered = xlib.XFilterEvent(ev, ev.xany.window)
if ev.type == xlib.KeyPress and not filtered:
status = c_int()
if _have_utf8:
encoding = "utf8"
count = xlib.Xutf8LookupString(
self._x_ic, ev.xkey, buffer, len(buffer) - 1, byref(symbol), byref(status)
)
if status.value == xlib.XBufferOverflow:
raise NotImplementedError("TODO: XIM buffer resize")
else:
encoding = "ascii"
count = xlib.XLookupString(ev.xkey, buffer, len(buffer) - 1, byref(symbol), None)
if count:
status.value = xlib.XLookupBoth
if status.value & (xlib.XLookupChars | xlib.XLookupBoth):
text = buffer.value[:count].decode(encoding)
# Don't treat Unicode command codepoints as text, except Return.
if text and unicodedata.category(text) == "Cc" and text != "\r":
text = None
symbol = symbol.value
# If the event is a XIM filtered event, the keysym will be virtual
# (e.g., aacute instead of A after a dead key). Drop it, we don't
# want these kind of key events.
if ev.xkey.keycode == 0 and not filtered:
symbol = None
# fos.lib.pyglet.self.key keysymbols are identical to X11 keysymbols, no
# need to map the keysymbol. For keysyms outside the fos.lib.pyglet set, map
# raw key code to a user key.
if symbol and symbol not in key._key_names and ev.xkey.keycode:
# Issue 353: Symbol is uppercase when shift key held down.
symbol = ord(unichr(symbol).lower())
# If still not recognised, use the keycode
if symbol not in key._key_names:
symbol = key.user_key(ev.xkey.keycode)
if filtered:
# The event was filtered, text must be ignored, but the symbol is
# still good.
return None, symbol
return text, symbol
def _event_key(self, msg, wParam, lParam):
repeat = False
if lParam & (1 << 30):
if msg not in (WM_KEYUP, WM_SYSKEYUP):
repeat = True
ev = 'on_key_release'
else:
ev = 'on_key_press'
symbol = keymap.get(wParam, None)
if symbol is None:
ch = _user32.MapVirtualKeyW(wParam, MAPVK_VK_TO_CHAR)
symbol = chmap.get(ch)
if symbol is None:
symbol = key.user_key(wParam)
elif symbol == key.LCTRL and lParam & (1 << 24):
symbol = key.RCTRL
elif symbol == key.LALT and lParam & (1 << 24):
symbol = key.RALT
elif symbol == key.LSHIFT:
pass # TODO: some magic with getstate to find out if it's the
# right or left shift key.
modifiers = self._get_modifiers(lParam)
if not repeat:
self.dispatch_event(ev, symbol, modifiers)
ctrl = modifiers & key.MOD_CTRL != 0
if (symbol, ctrl) in _motion_map and msg not in (WM_KEYUP,
WM_SYSKEYUP):
motion = _motion_map[symbol, ctrl]
if modifiers & key.MOD_SHIFT:
self.dispatch_event('on_text_motion_select', motion)
else:
self.dispatch_event('on_text_motion', motion)
# Send on to DefWindowProc if not exclusive.
if self._exclusive_keyboard:
return 0
else:
return None
def _event_key(self, msg, wParam, lParam):
repeat = False
if lParam & (1 << 30):
if msg not in (WM_KEYUP, WM_SYSKEYUP):
repeat = True
ev = 'on_key_release'
else:
ev = 'on_key_press'
symbol = keymap.get(wParam, None)
if symbol is None:
ch = _user32.MapVirtualKeyW(wParam, MAPVK_VK_TO_CHAR)
symbol = chmap.get(ch)
if symbol is None:
symbol = key.user_key(wParam)
elif symbol == key.LCTRL and lParam & (1 << 24):
symbol = key.RCTRL
elif symbol == key.LALT and lParam & (1 << 24):
symbol = key.RALT
elif symbol == key.LSHIFT:
pass # TODO: some magic with getstate to find out if it's the
# right or left shift key.
modifiers = self._get_modifiers(lParam)
if not repeat:
self.dispatch_event(ev, symbol, modifiers)
ctrl = modifiers & key.MOD_CTRL != 0
if (symbol, ctrl) in _motion_map and msg not in (WM_KEYUP, WM_SYSKEYUP):
motion = _motion_map[symbol, ctrl]
if modifiers & key.MOD_SHIFT:
self.dispatch_event('on_text_motion_select', motion)
else:
self.dispatch_event('on_text_motion', motion)
# Send on to DefWindowProc if not exclusive.
if self._exclusive_keyboard:
return 0
else:
return None
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)
)
wchar = str((wchar.value)).upper()
# If the unicode char is within charmap keys (ascii value), then we use
# the correspinding 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))
wchar = str((wchar.value)).upper()
# If the unicode char is within charmap keys (ascii value), then we use
# the correspinding 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 _event_text_symbol(self, ev):
text = None
symbol = xlib.KeySym()
buffer = create_string_buffer(128)
# Look up raw keysym before XIM filters it (default for keypress and
# keyrelease)
count = xlib.XLookupString(ev.xkey, buffer,
len(buffer) - 1, byref(symbol), None)
# Give XIM a shot
filtered = xlib.XFilterEvent(ev, ev.xany.window)
if ev.type == xlib.KeyPress and not filtered:
status = c_int()
if _have_utf8:
encoding = 'utf8'
count = xlib.Xutf8LookupString(self._x_ic, ev.xkey, buffer,
len(buffer) - 1, byref(symbol),
byref(status))
if status.value == xlib.XBufferOverflow:
raise NotImplementedError('TODO: XIM buffer resize')
else:
encoding = 'ascii'
count = xlib.XLookupString(ev.xkey, buffer,
len(buffer) - 1, byref(symbol),
None)
if count:
status.value = xlib.XLookupBoth
if status.value & (xlib.XLookupChars | xlib.XLookupBoth):
text = buffer.value[:count].decode(encoding)
# Don't treat Unicode command codepoints as text, except Return.
if text and unicodedata.category(text) == 'Cc' and text != '\r':
text = None
symbol = symbol.value
# If the event is a XIM filtered event, the keysym will be virtual
# (e.g., aacute instead of A after a dead key). Drop it, we don't
# want these kind of key events.
if ev.xkey.keycode == 0 and not filtered:
symbol = None
# fos.lib.pyglet.self.key keysymbols are identical to X11 keysymbols, no
# need to map the keysymbol. For keysyms outside the fos.lib.pyglet set, map
# raw key code to a user key.
if symbol and symbol not in key._key_names and ev.xkey.keycode:
# Issue 353: Symbol is uppercase when shift key held down.
symbol = ord(unichr(symbol).lower())
# If still not recognised, use the keycode
if symbol not in key._key_names:
symbol = key.user_key(ev.xkey.keycode)
if filtered:
# The event was filtered, text must be ignored, but the symbol is
# still good.
return None, symbol
return text, symbol
