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Menu - encoder position stack

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This commit is contained in:
Robert Pelnar 2018-02-09 20:26:42 +01:00
parent 31e6271b2c
commit 081b3852fc
1 changed files with 23 additions and 2 deletions
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25
Firmware/ultralcd.cpp
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@ -318,8 +318,8 @@ volatile uint8_t slow_buttons;//Contains the bits of the currently pressed butto
#endif
uint8_t currentMenuViewOffset; /* scroll offset in the current menu */
uint8_t lastEncoderBits;
uint32_t encoderPosition;
uint32_t savedEncoderPosition;
uint16_t encoderPosition;
uint16_t savedEncoderPosition;
#if (SDCARDDETECT > 0)
bool lcd_oldcardstatus;
#endif
@ -6554,11 +6554,32 @@ static void lcd_quick_feedback()
lcd_implementation_quick_feedback();
}
#define ENC_STACK_SIZE 3
static uint8_t enc_stack[ENC_STACK_SIZE]; //encoder is originaly uint16, but for menu
static uint8_t enc_stack_cnt = 0;
static void lcd_push_encoder(void)
{
if (enc_stack_cnt >= ENC_STACK_SIZE) return;
enc_stack[enc_stack_cnt] = encoderPosition;
enc_stack_cnt++;
}
static void lcd_pop_encoder(void)
{
if (enc_stack_cnt == 0) return;
enc_stack_cnt--;
encoderPosition = enc_stack[enc_stack_cnt];
}
/** Menu action functions **/
static void menu_action_back(menuFunc_t data) {
lcd_goto_menu(data);
lcd_pop_encoder();
}
static void menu_action_submenu(menuFunc_t data) {
lcd_push_encoder();
lcd_goto_menu(data);
}
static void menu_action_gcode(const char* pgcode) {