sporq/kmk_firmware
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Add press-and-hold support to TapDance, and clean up various ways of mangling key press states. Remove pending_keys entirely, replaced with a callback timeout)

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This commit is contained in:
Josh Klar
2018-10-20 17:53:58 -07:00
parent 0c13806f1c
commit d117005d8d
3 changed files with 79 additions and 50 deletions
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90
kmk/internal_state.py
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@@ -13,8 +13,7 @@ GESC_TRIGGERS = {
class InternalState:
keys_pressed = set()
coord_keys_pressed = {}
pending_keys = []
macro_pending = None
macros_pending = []
leader_pending = None
leader_last_len = 0
hid_pending = False
@@ -64,6 +63,7 @@ class InternalState:
'start_time': self.start_time,
'tapping': self.tapping,
'tap_dance_counts': self.tap_dance_counts,
'timeouts': self.timeouts,
}
return ret
@@ -83,14 +83,26 @@ class InternalState:
return layer_key
def set_timeout(self, after_ticks, callback):
timeout_key = ticks_ms() + after_ticks
if after_ticks is False:
# We allow passing False as an implicit "run this on the next process timeouts cycle"
timeout_key = ticks_ms()
else:
timeout_key = ticks_ms() + after_ticks
self.timeouts[timeout_key] = callback
return self
def process_timeouts(self):
if not self.timeouts:
return self
current_time = ticks_ms()
for k, v in self.timeouts.items():
# cast this to a tuple to ensure that if a callback itself sets
# timeouts, we do not handle them on the current cycle
timeouts = tuple(self.timeouts.items())
for k, v in timeouts:
if k <= current_time:
v()
del self.timeouts[k]
@@ -114,44 +126,48 @@ class InternalState:
self._process_tap_dance(kc_changed, is_pressed)
else:
if is_pressed:
self.keys_pressed.add(kc_changed)
self.coord_keys_pressed[int_coord] = kc_changed
self.add_key(kc_changed)
else:
self.keys_pressed.discard(kc_changed)
self.remove_key(kc_changed)
self.keys_pressed.discard(self.coord_keys_pressed.get(int_coord, None))
self.coord_keys_pressed[int_coord] = None
if kc_changed.code >= FIRST_KMK_INTERNAL_KEYCODE:
self._process_internal_key_event(
kc_changed,
is_pressed,
)
else:
self.hid_pending = True
if self.config.leader_mode % 2 == 1:
self._process_leader_mode()
return self
def force_keycode_up(self, keycode):
def remove_key(self, keycode):
self.keys_pressed.discard(keycode)
self.hid_pending = True
if keycode.code >= FIRST_KMK_INTERNAL_KEYCODE:
self._process_internal_key_event(keycode, False)
else:
self.hid_pending = True
return self
def force_keycode_down(self, keycode):
def add_key(self, keycode):
# TODO Make this itself a macro keycode with a keyup handler
# rather than handling this inline here. Gross.
if keycode.code == Keycodes.KMK.KC_MACRO_SLEEP_MS:
sleep_ms(keycode.ms)
else:
self.keys_pressed.add(keycode)
self.hid_pending = True
if keycode.code >= FIRST_KMK_INTERNAL_KEYCODE:
self._process_internal_key_event(keycode, True)
else:
self.hid_pending = True
return self
def pending_key_handled(self):
popped = self.pending_keys.pop()
if self.config.debug_enabled:
print('Popped pending key: {}'.format(popped))
def tap_key(self, keycode):
self.add_key(keycode)
# On the next cycle, we'll remove the key. This is way more clean than
# the `pending_keys` implementation that we used to rely on in
# firmware.py
self.set_timeout(False, lambda: self.remove_key(keycode))
return self
@@ -163,7 +179,7 @@ class InternalState:
if self.config.debug_enabled:
print('Macro complete!')
self.macro_pending = None
self.macros_pending.pop()
return self
def _process_internal_key_event(self, changed_key, is_pressed):
@@ -224,7 +240,7 @@ class InternalState:
ticks_diff(ticks_ms(), self.start_time['lt']) < self.config.tap_time
):
self.hid_pending = True
self.pending_keys.append(changed_key.kc)
self.tap_key(changed_key.kc)
self._layer_mo(changed_key, is_pressed)
self.start_time['lt'] = None
@@ -284,10 +300,10 @@ class InternalState:
def _kc_macro(self, changed_key, is_pressed):
if is_pressed:
if changed_key.keyup:
self.macro_pending = changed_key.keyup
self.macros_pending.append(changed_key.keyup)
else:
if changed_key.keydown:
self.macro_pending = changed_key.keydown
self.macros_pending.append(changed_key.keydown)
return self
@@ -333,12 +349,22 @@ class InternalState:
def _process_tap_dance(self, changed_key, is_pressed):
if is_pressed:
if not isinstance(changed_key, TapDanceKeycode):
# If we get here, changed_key is not a TapDanceKeycode and thus
# the user kept typing elsewhere (presumably). End ALL of the
# currently outstanding tap dance runs.
for k, v in self.tap_dance_counts.items():
if v:
self._end_tap_dance(k)
return self
if (
changed_key not in self.tap_dance_counts or
not self.tap_dance_counts[changed_key]
):
self.tap_dance_counts[changed_key] = 1
self.set_timeout(500, lambda: self._end_tap_dance(changed_key))
self.set_timeout(self.config.tap_time, lambda: self._end_tap_dance(changed_key))
self.tapping = True
else:
self.tap_dance_counts[changed_key] += 1
@@ -360,17 +386,17 @@ class InternalState:
if v >= 0:
if td_key in self.keys_pressed:
key_to_press = td_key.codes[v]
self.keys_pressed.add(key_to_press)
self.add_key(key_to_press)
self.tap_side_effects[td_key] = key_to_press
self.hid_pending = True
else:
if self.tap_side_effects[td_key]:
self.keys_pressed.discard(self.tap_side_effects[td_key])
self.remove_key(self.tap_side_effects[td_key])
self.tap_side_effects[td_key] = None
self.hid_pending = True
self._cleanup_tap_dance(td_key)
else:
self.pending_keys.append(td_key.codes[v])
self.tap_key(td_key.codes[v])
self._cleanup_tap_dance(td_key)
return self
@@ -395,7 +421,7 @@ class InternalState:
lmh = tuple(self.leader_mode_history)
if lmh in self.config.leader_dictionary:
self.macro_pending = self.config.leader_dictionary[lmh].keydown
self.macros_pending.append(self.config.leader_dictionary[lmh].keydown)
return self._exit_leader_mode()