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Commita7c5e46

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Also emulate repeats on buttons
Not great for games, I'm sure...
1 parent1ff653e commita7c5e46

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1 file changed

+44
-28
lines changed

1 file changed

+44
-28
lines changed

‎internal_filesystem/boot_fri3d-2024.py‎

Lines changed: 44 additions & 28 deletions
Original file line numberDiff line numberDiff line change
@@ -82,6 +82,7 @@
8282

8383
# Button and joystick handling code:
8484
frommachineimportADC,Pin
85+
importtime
8586

8687
btn_x=Pin(38,Pin.IN,Pin.PULL_UP)# X
8788
btn_y=Pin(41,Pin.IN,Pin.PULL_UP)# Y
@@ -116,22 +117,28 @@ def read_joystick():
116117
returnNone# No key triggered
117118

118119

119-
# Track button states for debouncing (only for buttons, not joystick)
120-
last_button_key=None
121-
last_button_state=lv.INDEV_STATE.RELEASED
120+
# Key repeat configuration
121+
# This whole debounce logic is only necessary because LVGL 9.2.2 seems to have an issue where
122+
# the lv_keyboard widget doesn't handle PRESSING (long presses) properly, it loses focus.
123+
REPEAT_INITIAL_DELAY_MS=500# Delay before first repeat
124+
REPEAT_RATE_MS=200# Interval between repeats
125+
last_key=None
126+
last_state=lv.INDEV_STATE.RELEASED
127+
key_press_start=0# Time when key was first pressed
128+
last_repeat_time=0# Time of last repeat event
122129

123130
# Read callback
124131
# Warning: This gets called several times per second, and if it outputs continuous debugging on the serial line,
125132
# that will break tools like mpremote from working properly to upload new files over the serial line, thus needing a reflash.
126133
defkeypad_read_cb(indev,data):
127-
globallast_button_key,last_button_state
134+
globallast_key,last_state,key_press_start,last_repeat_time
128135
data.continue_reading=False
129136

130137
# Check buttons and joystick
131138
current_key=None
132-
is_joystick=False
139+
current_time=time.ticks_ms()
133140

134-
# Check buttons first (debounced)
141+
# Check buttons
135142
ifbtn_x.value()==0:
136143
current_key=lv.KEY.ESC
137144
elifbtn_y.value()==0:
@@ -145,43 +152,52 @@ def keypad_read_cb(indev, data):
145152
elifbtn_start.value()==0:
146153
current_key=lv.KEY.END
147154
else:
148-
# Check joystick (not debounced)
155+
# Check joystick
149156
joystick=read_joystick()
150157
ifjoystick=="LEFT":
151158
current_key=lv.KEY.LEFT
152-
is_joystick=True
153159
elifjoystick=="RIGHT":
154160
current_key=lv.KEY.RIGHT
155-
is_joystick=True
156161
elifjoystick=="UP":
157162
current_key=lv.KEY.UP
158-
is_joystick=True
159163
elifjoystick=="DOWN":
160164
current_key=lv.KEY.DOWN
161-
is_joystick=True
162-
163-
# Handle joystick (continuous pressing allowed)
164-
ifis_joystickandcurrent_key:
165-
data.key=current_key
166-
data.state=lv.INDEV_STATE.PRESSED# Always send PRESSED for joystick
167-
# Handle buttons (debounced)
168-
elifcurrent_key:
169-
ifcurrent_key!=last_button_key:
165+
166+
# Key repeat logic
167+
ifcurrent_key:
168+
ifcurrent_key!=last_key:
169+
# New key press
170170
data.key=current_key
171171
data.state=lv.INDEV_STATE.PRESSED
172-
last_button_key=current_key
173-
last_button_state=lv.INDEV_STATE.PRESSED
172+
last_key=current_key
173+
last_state=lv.INDEV_STATE.PRESSED
174+
key_press_start=current_time
175+
last_repeat_time=current_time
174176
else:
175-
data.state=lv.INDEV_STATE.RELEASED# Avoid continuous PRESSED
177+
# Key held: Check for repeat
178+
elapsed=time.ticks_diff(current_time,key_press_start)
179+
since_last_repeat=time.ticks_diff(current_time,last_repeat_time)
180+
ifelapsed>=REPEAT_INITIAL_DELAY_MSandsince_last_repeat>=REPEAT_RATE_MS:
181+
# Send a new PRESSED/RELEASED pair for repeat
182+
data.key=current_key
183+
data.state=lv.INDEV_STATE.PRESSEDiflast_state==lv.INDEV_STATE.RELEASEDelselv.INDEV_STATE.RELEASED
184+
last_state=data.state
185+
last_repeat_time=current_time
186+
else:
187+
# No repeat yet, send RELEASED to avoid PRESSING
188+
data.state=lv.INDEV_STATE.RELEASED
189+
last_state=lv.INDEV_STATE.RELEASED
176190
else:
177-
# Noinput
178-
data.key=last_button_keyiflast_button_keyelselv.KEY.ENTER
191+
# Nokey pressed
192+
data.key=last_keyiflast_keyelselv.KEY.ENTER
179193
data.state=lv.INDEV_STATE.RELEASED
180-
last_button_key=None
181-
last_button_state=lv.INDEV_STATE.RELEASED
194+
last_key=None
195+
last_state=lv.INDEV_STATE.RELEASED
196+
key_press_start=0
197+
last_repeat_time=0
182198

183-
# Handle ESC for back navigation
184-
ifcurrent_key==lv.KEY.ESCandlast_button_state==lv.INDEV_STATE.PRESSED:
199+
# Handle ESC for back navigation (only on initial PRESSED)
200+
ifcurrent_key==lv.KEY.ESCandlast_state==lv.INDEV_STATE.PRESSEDandsince_last_repeat==0:
185201
importmpos
186202
mpos.ui.back_screen()
187203

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