marlin/Marlin/ultralcd_implementation_hit...

#ifndef ULTRA_LCD_IMPLEMENTATION_HITACHI_HD44780_H
#define ULTRA_LCD_IMPLEMENTATION_HITACHI_HD44780_H

/**
* Implementation of the LCD display routines for a hitachi HD44780 display. These are common LCD character displays.
* When selecting the rusian language, a slightly different LCD implementation is used to handle UTF8 characters.
**/

extern volatile uint8_t buttons;  //the last checked buttons in a bit array.

////////////////////////////////////
// Setup button and encode mappings for each panel (into 'buttons' variable)
//
// This is just to map common functions (across different panels) onto the same 
// macro name. The mapping is independent of whether the button is directly connected or 
// via a shift/i2c register.

#ifdef ULTIPANEL
// All Ultipanels might have an encoder - so this is always be mapped onto first two bits
#define BLEN_B 1
#define BLEN_A 0

#define EN_B (1<<BLEN_B) // The two encoder pins are connected through BTN_EN1 and BTN_EN2
#define EN_A (1<<BLEN_A)

#if defined(BTN_ENC) && BTN_ENC > -1
  // encoder click is directly connected
  #define BLEN_C 2 
  #define EN_C (1<<BLEN_C) 
#endif 
  
//
// Setup other button mappings of each panel
//
#if defined(LCD_I2C_VIKI)
  #define B_I2C_BTN_OFFSET 3 // (the first three bit positions reserved for EN_A, EN_B, EN_C)
  
  // button and encoder bit positions within 'buttons'
  #define B_LE (BUTTON_LEFT<<B_I2C_BTN_OFFSET)    // The remaining normalized buttons are all read via I2C
  #define B_UP (BUTTON_UP<<B_I2C_BTN_OFFSET)
  #define B_MI (BUTTON_SELECT<<B_I2C_BTN_OFFSET)
  #define B_DW (BUTTON_DOWN<<B_I2C_BTN_OFFSET)
  #define B_RI (BUTTON_RIGHT<<B_I2C_BTN_OFFSET)

  #if defined(BTN_ENC) && BTN_ENC > -1 
    // the pause/stop/restart button is connected to BTN_ENC when used
    #define B_ST (EN_C)                            // Map the pause/stop/resume button into its normalized functional name 
    #define LCD_CLICKED (buttons&(B_MI|B_RI|B_ST)) // pause/stop button also acts as click until we implement proper pause/stop.
  #else
    #define LCD_CLICKED (buttons&(B_MI|B_RI))
  #endif  

  // I2C buttons take too long to read inside an interrupt context and so we read them during lcd_update
  #define LCD_HAS_SLOW_BUTTONS

#elif defined(LCD_I2C_PANELOLU2)
  // encoder click can be read through I2C if not directly connected
  #if !defined(BTN_ENC) || BTN_ENC == -1 
    #define B_I2C_BTN_OFFSET 3 // (the first three bit positions reserved for EN_A, EN_B, EN_C)
  
    #define B_MI (PANELOLU2_ENCODER_C<<B_I2C_BTN_OFFSET) // requires LiquidTWI2 library v1.2.3 or later

    #define LCD_CLICKED (buttons&B_MI)

    // I2C buttons take too long to read inside an interrupt context and so we read them during lcd_update
    #define LCD_HAS_SLOW_BUTTONS
  #else
    #define LCD_CLICKED (buttons&EN_C)  
  #endif

#elif defined(NEWPANEL)
  #define LCD_CLICKED (buttons&EN_C)
  
#else // old style ULTIPANEL
  //bits in the shift register that carry the buttons for:
  // left up center down right red(stop)
  #define BL_LE 7
  #define BL_UP 6
  #define BL_MI 5
  #define BL_DW 4
  #define BL_RI 3
  #define BL_ST 2

  //automatic, do not change
  #define B_LE (1<<BL_LE)
  #define B_UP (1<<BL_UP)
  #define B_MI (1<<BL_MI)
  #define B_DW (1<<BL_DW)
  #define B_RI (1<<BL_RI)
  #define B_ST (1<<BL_ST)
  
  #define LCD_CLICKED (buttons&(B_MI|B_ST))
#endif//else NEWPANEL

////////////////////////
// Setup Rotary Encoder Bit Values (for two pin encoders to indicate movement)
// These values are independent of which pins are used for EN_A and EN_B indications
// The rotary encoder part is also independent to the chipset used for the LCD
#if defined(EN_A) && defined(EN_B)
  #ifndef ULTIMAKERCONTROLLER
    #define encrot0 0
    #define encrot1 2
    #define encrot2 3
    #define encrot3 1
  #else
    #define encrot0 0
    #define encrot1 1
    #define encrot2 3
    #define encrot3 2
  #endif
#endif 

#endif //ULTIPANEL

////////////////////////////////////
// Create LCD class instance and chipset-specific information
#if defined(LCD_I2C_TYPE_PCF8575)
  // note: these are register mapped pins on the PCF8575 controller not Arduino pins
  #define LCD_I2C_PIN_BL  3
  #define LCD_I2C_PIN_EN  2
  #define LCD_I2C_PIN_RW  1
  #define LCD_I2C_PIN_RS  0
  #define LCD_I2C_PIN_D4  4
  #define LCD_I2C_PIN_D5  5
  #define LCD_I2C_PIN_D6  6
  #define LCD_I2C_PIN_D7  7

  #include <Wire.h>
  #include <LCD.h>
  #include <LiquidCrystal_I2C.h>
  #define LCD_CLASS LiquidCrystal_I2C
  LCD_CLASS lcd(LCD_I2C_ADDRESS,LCD_I2C_PIN_EN,LCD_I2C_PIN_RW,LCD_I2C_PIN_RS,LCD_I2C_PIN_D4,LCD_I2C_PIN_D5,LCD_I2C_PIN_D6,LCD_I2C_PIN_D7);
  
#elif defined(LCD_I2C_TYPE_MCP23017)
  //for the LED indicators (which maybe mapped to different things in lcd_implementation_update_indicators())
  #define LED_A 0x04 //100
  #define LED_B 0x02 //010
  #define LED_C 0x01 //001

  #define LCD_HAS_STATUS_INDICATORS

  #include <Wire.h>
  #include <LiquidTWI2.h>
  #define LCD_CLASS LiquidTWI2
  LCD_CLASS lcd(LCD_I2C_ADDRESS);
  
#elif defined(LCD_I2C_TYPE_MCP23008)
  #include <Wire.h>
  #include <LiquidTWI2.h>
  #define LCD_CLASS LiquidTWI2
  LCD_CLASS lcd(LCD_I2C_ADDRESS);  
  
#else
  // Standard directly connected LCD implementations
  #if LANGUAGE_CHOICE == 6
    #include "LiquidCrystalRus.h"
    #define LCD_CLASS LiquidCrystalRus
  #else 
    #include <LiquidCrystal.h>
    #define LCD_CLASS LiquidCrystal
  #endif  
  LCD_CLASS lcd(LCD_PINS_RS, LCD_PINS_ENABLE, LCD_PINS_D4, LCD_PINS_D5,LCD_PINS_D6,LCD_PINS_D7);  //RS,Enable,D4,D5,D6,D7
#endif

/* Custom characters defined in the first 8 characters of the LCD */
#define LCD_STR_BEDTEMP     "\x00"
#define LCD_STR_DEGREE      "\x01"
#define LCD_STR_THERMOMETER "\x02"
#define LCD_STR_UPLEVEL     "\x03"
#define LCD_STR_REFRESH     "\x04"
#define LCD_STR_FOLDER      "\x05"
#define LCD_STR_FEEDRATE    "\x06"
#define LCD_STR_CLOCK       "\x07"
#define LCD_STR_ARROW_RIGHT "\x7E"  /* from the default character set */

static void lcd_implementation_init()
{
    byte bedTemp[8] =
    {
        B00000,
        B11111,
        B10101,
        B10001,
        B10101,
        B11111,
        B00000,
        B00000
    }; //thanks Sonny Mounicou
    byte degree[8] =
    {
        B01100,
        B10010,
        B10010,
        B01100,
        B00000,
        B00000,
        B00000,
        B00000
    };
    byte thermometer[8] =
    {
        B00100,
        B01010,
        B01010,
        B01010,
        B01010,
        B10001,
        B10001,
        B01110
    };
    byte uplevel[8]={
        B00100,
        B01110,
        B11111,
        B00100,
        B11100,
        B00000,
        B00000,
        B00000
    }; //thanks joris
    byte refresh[8]={
        B00000,
        B00110,
        B11001,
        B11000,
        B00011,
        B10011,
        B01100,
        B00000,
    }; //thanks joris
    byte folder [8]={
        B00000,
        B11100,
        B11111,
        B10001,
        B10001,
        B11111,
        B00000,
        B00000
    }; //thanks joris
    byte feedrate [8]={
        B11100,
        B10000,
        B11000,
        B10111,
        B00101,
        B00110,
        B00101,
        B00000
    }; //thanks Sonny Mounicou
    byte clock [8]={
        B00000,
        B01110,
        B10011,
        B10101,
        B10001,
        B01110,
        B00000,
        B00000
    }; //thanks Sonny Mounicou

#if defined(LCDI2C_TYPE_PCF8575)
    lcd.begin(LCD_WIDTH, LCD_HEIGHT);
  #ifdef LCD_I2C_PIN_BL
    lcd.setBacklightPin(LCD_I2C_PIN_BL,POSITIVE);
    lcd.setBacklight(HIGH);
  #endif
  
#elif defined(LCD_I2C_TYPE_MCP23017)
  	lcd.setMCPType(LTI_TYPE_MCP23017);
    lcd.begin(LCD_WIDTH, LCD_HEIGHT);
    lcd.setBacklight(0); //set all the LEDs off to begin with
    
#elif defined(LCD_I2C_TYPE_MCP23008)
  	lcd.setMCPType(LTI_TYPE_MCP23008);
    lcd.begin(LCD_WIDTH, LCD_HEIGHT);
    
#else
    lcd.begin(LCD_WIDTH, LCD_HEIGHT);
#endif

    lcd.createChar(LCD_STR_BEDTEMP[0], bedTemp);
    lcd.createChar(LCD_STR_DEGREE[0], degree);
    lcd.createChar(LCD_STR_THERMOMETER[0], thermometer);
    lcd.createChar(LCD_STR_UPLEVEL[0], uplevel);
    lcd.createChar(LCD_STR_REFRESH[0], refresh);
    lcd.createChar(LCD_STR_FOLDER[0], folder);
    lcd.createChar(LCD_STR_FEEDRATE[0], feedrate);
    lcd.createChar(LCD_STR_CLOCK[0], clock);
    lcd.clear();
}
static void lcd_implementation_clear()
{
    lcd.clear();
}
/* Arduino < 1.0.0 is missing a function to print PROGMEM strings, so we need to implement our own */
static void lcd_printPGM(const char* str)
{
    char c;
    while((c = pgm_read_byte(str++)) != '\0')
    {
        lcd.write(c);
    }
}
/*
Possible status screens:
16x2   |0123456789012345|
       |000/000 B000/000|
       |Status line.....|

16x4   |0123456789012345|
       |000/000 B000/000|
       |SD100%    Z000.0|
       |F100%     T--:--|
       |Status line.....|

20x2   |01234567890123456789|
       |T000/000D B000/000D |
       |Status line.........|

20x4   |01234567890123456789|
       |T000/000D B000/000D |
       |X+000.0 Y+000.0 Z+000.0|
       |F100%  SD100% T--:--|
       |Status line.........|

20x4   |01234567890123456789|
       |T000/000D B000/000D |
       |T000/000D     Z000.0|
       |F100%  SD100% T--:--|
       |Status line.........|
*/
static void lcd_implementation_status_screen()
{
    int tHotend=int(degHotend(0) + 0.5);
    int tTarget=int(degTargetHotend(0) + 0.5);

#if LCD_WIDTH < 20
    lcd.setCursor(0, 0);
    lcd.print(itostr3(tHotend));
    lcd.print('/');
    lcd.print(itostr3left(tTarget));

# if EXTRUDERS > 1 || TEMP_SENSOR_BED != 0
    //If we have an 2nd extruder or heated bed, show that in the top right corner
    lcd.setCursor(8, 0);
#  if EXTRUDERS > 1
    tHotend = int(degHotend(1) + 0.5);
    tTarget = int(degTargetHotend(1) + 0.5);
    lcd.print(LCD_STR_THERMOMETER[0]);
#  else//Heated bed
    tHotend=int(degBed() + 0.5);
    tTarget=int(degTargetBed() + 0.5);
    lcd.print(LCD_STR_BEDTEMP[0]);
#  endif
    lcd.print(itostr3(tHotend));
    lcd.print('/');
    lcd.print(itostr3left(tTarget));
# endif//EXTRUDERS > 1 || TEMP_SENSOR_BED != 0

#else//LCD_WIDTH > 19
    lcd.setCursor(0, 0);
    lcd.print(LCD_STR_THERMOMETER[0]);
    lcd.print(itostr3(tHotend));
    lcd.print('/');
    lcd.print(itostr3left(tTarget));
    lcd_printPGM(PSTR(LCD_STR_DEGREE " "));
    if (tTarget < 10)
        lcd.print(' ');

# if EXTRUDERS > 1 || TEMP_SENSOR_BED != 0
    //If we have an 2nd extruder or heated bed, show that in the top right corner
    lcd.setCursor(10, 0);
#  if EXTRUDERS > 1
    tHotend = int(degHotend(1) + 0.5);
    tTarget = int(degTargetHotend(1) + 0.5);
    lcd.print(LCD_STR_THERMOMETER[0]);
#  else//Heated bed
    tHotend=int(degBed() + 0.5);
    tTarget=int(degTargetBed() + 0.5);
    lcd.print(LCD_STR_BEDTEMP[0]);
#  endif
    lcd.print(itostr3(tHotend));
    lcd.print('/');
    lcd.print(itostr3left(tTarget));
    lcd_printPGM(PSTR(LCD_STR_DEGREE " "));
    if (tTarget < 10)
        lcd.print(' ');
# endif//EXTRUDERS > 1 || TEMP_SENSOR_BED != 0
#endif//LCD_WIDTH > 19

#if LCD_HEIGHT > 2
//Lines 2 for 4 line LCD
# if LCD_WIDTH < 20
#  ifdef SDSUPPORT
    lcd.setCursor(0, 2);
    lcd_printPGM(PSTR("SD"));
    if (IS_SD_PRINTING)
        lcd.print(itostr3(card.percentDone()));
    else
        lcd_printPGM(PSTR("---"));
    lcd.print('%');
#  endif//SDSUPPORT
# else//LCD_WIDTH > 19
#  if EXTRUDERS > 1 && TEMP_SENSOR_BED != 0
    //If we both have a 2nd extruder and a heated bed, show the heated bed temp on the 2nd line on the left, as the first line is filled with extruder temps
    tHotend=int(degBed() + 0.5);
    tTarget=int(degTargetBed() + 0.5);

    lcd.setCursor(0, 1);
    lcd.print(LCD_STR_BEDTEMP[0]);
    lcd.print(itostr3(tHotend));
    lcd.print('/');
    lcd.print(itostr3left(tTarget));
    lcd_printPGM(PSTR(LCD_STR_DEGREE " "));
    if (tTarget < 10)
        lcd.print(' ');
#  else
    lcd.setCursor(0,1);
    lcd.print('X');
    lcd.print(ftostr3(current_position[X_AXIS]));
    lcd_printPGM(PSTR(" Y"));
    lcd.print(ftostr3(current_position[Y_AXIS]));
#  endif//EXTRUDERS > 1 || TEMP_SENSOR_BED != 0
# endif//LCD_WIDTH > 19
    lcd.setCursor(LCD_WIDTH - 8, 1);
    lcd.print('Z');
    lcd.print(ftostr32(current_position[Z_AXIS]));
#endif//LCD_HEIGHT > 2

#if LCD_HEIGHT > 3
    lcd.setCursor(0, 2);
    lcd.print(LCD_STR_FEEDRATE[0]);
    lcd.print(itostr3(feedmultiply));
    lcd.print('%');
# if LCD_WIDTH > 19
#  ifdef SDSUPPORT
    lcd.setCursor(7, 2);
    lcd_printPGM(PSTR("SD"));
    if (IS_SD_PRINTING)
        lcd.print(itostr3(card.percentDone()));
    else
        lcd_printPGM(PSTR("---"));
    lcd.print('%');
#  endif//SDSUPPORT
# endif//LCD_WIDTH > 19
    lcd.setCursor(LCD_WIDTH - 6, 2);
    lcd.print(LCD_STR_CLOCK[0]);
    if(starttime != 0)
    {
        uint16_t time = millis()/60000 - starttime/60000;
        lcd.print(itostr2(time/60));
        lcd.print(':');
        lcd.print(itostr2(time%60));
    }else{
        lcd_printPGM(PSTR("--:--"));
    }
#endif

    //Status message line on the last line
    lcd.setCursor(0, LCD_HEIGHT - 1);
    lcd.print(lcd_status_message);
}
static void lcd_implementation_drawmenu_generic(uint8_t row, const char* pstr, char pre_char, char post_char)
{
    char c;
    //Use all characters in narrow LCDs
  #if LCD_WIDTH < 20
    	uint8_t n = LCD_WIDTH - 1 - 1;
    #else
    	uint8_t n = LCD_WIDTH - 1 - 2;
  #endif
    lcd.setCursor(0, row);
    lcd.print(pre_char);
    while((c = pgm_read_byte(pstr)) != '\0')
    {
        lcd.print(c);
        pstr++;
        n--;
    }
    while(n--)
        lcd.print(' ');
    lcd.print(post_char);
    lcd.print(' ');
}
static void lcd_implementation_drawmenu_setting_edit_generic(uint8_t row, const char* pstr, char pre_char, char* data)
{
    char c;
    //Use all characters in narrow LCDs
  #if LCD_WIDTH < 20
    	uint8_t n = LCD_WIDTH - 1 - 1 - strlen(data);
    #else
    	uint8_t n = LCD_WIDTH - 1 - 2 - strlen(data);
  #endif
    lcd.setCursor(0, row);
    lcd.print(pre_char);
    while((c = pgm_read_byte(pstr)) != '\0')
    {
        lcd.print(c);
        pstr++;
        n--;
    }
    lcd.print(':');
    while(n--)
        lcd.print(' ');
    lcd.print(data);
}
static void lcd_implementation_drawmenu_setting_edit_generic_P(uint8_t row, const char* pstr, char pre_char, const char* data)
{
    char c;
    //Use all characters in narrow LCDs
  #if LCD_WIDTH < 20
    	uint8_t n = LCD_WIDTH - 1 - 1 - strlen_P(data);
    #else
    	uint8_t n = LCD_WIDTH - 1 - 2 - strlen_P(data);
  #endif
    lcd.setCursor(0, row);
    lcd.print(pre_char);
    while((c = pgm_read_byte(pstr)) != '\0')
    {
        lcd.print(c);
        pstr++;
        n--;
    }
    lcd.print(':');
    while(n--)
        lcd.print(' ');
    lcd_printPGM(data);
}
#define lcd_implementation_drawmenu_setting_edit_int3_selected(row, pstr, pstr2, data, minValue, maxValue) lcd_implementation_drawmenu_setting_edit_generic(row, pstr, '>', itostr3(*(data)))
#define lcd_implementation_drawmenu_setting_edit_int3(row, pstr, pstr2, data, minValue, maxValue) lcd_implementation_drawmenu_setting_edit_generic(row, pstr, ' ', itostr3(*(data)))
#define lcd_implementation_drawmenu_setting_edit_float3_selected(row, pstr, pstr2, data, minValue, maxValue) lcd_implementation_drawmenu_setting_edit_generic(row, pstr, '>', ftostr3(*(data)))
#define lcd_implementation_drawmenu_setting_edit_float3(row, pstr, pstr2, data, minValue, maxValue) lcd_implementation_drawmenu_setting_edit_generic(row, pstr, ' ', ftostr3(*(data)))
#define lcd_implementation_drawmenu_setting_edit_float32_selected(row, pstr, pstr2, data, minValue, maxValue) lcd_implementation_drawmenu_setting_edit_generic(row, pstr, '>', ftostr32(*(data)))
#define lcd_implementation_drawmenu_setting_edit_float32(row, pstr, pstr2, data, minValue, maxValue) lcd_implementation_drawmenu_setting_edit_generic(row, pstr, ' ', ftostr32(*(data)))
#define lcd_implementation_drawmenu_setting_edit_float5_selected(row, pstr, pstr2, data, minValue, maxValue) lcd_implementation_drawmenu_setting_edit_generic(row, pstr, '>', ftostr5(*(data)))
#define lcd_implementation_drawmenu_setting_edit_float5(row, pstr, pstr2, data, minValue, maxValue) lcd_implementation_drawmenu_setting_edit_generic(row, pstr, ' ', ftostr5(*(data)))
#define lcd_implementation_drawmenu_setting_edit_float52_selected(row, pstr, pstr2, data, minValue, maxValue) lcd_implementation_drawmenu_setting_edit_generic(row, pstr, '>', ftostr52(*(data)))
#define lcd_implementation_drawmenu_setting_edit_float52(row, pstr, pstr2, data, minValue, maxValue) lcd_implementation_drawmenu_setting_edit_generic(row, pstr, ' ', ftostr52(*(data)))
#define lcd_implementation_drawmenu_setting_edit_float51_selected(row, pstr, pstr2, data, minValue, maxValue) lcd_implementation_drawmenu_setting_edit_generic(row, pstr, '>', ftostr51(*(data)))
#define lcd_implementation_drawmenu_setting_edit_float51(row, pstr, pstr2, data, minValue, maxValue) lcd_implementation_drawmenu_setting_edit_generic(row, pstr, ' ', ftostr51(*(data)))
#define lcd_implementation_drawmenu_setting_edit_long5_selected(row, pstr, pstr2, data, minValue, maxValue) lcd_implementation_drawmenu_setting_edit_generic(row, pstr, '>', ftostr5(*(data)))
#define lcd_implementation_drawmenu_setting_edit_long5(row, pstr, pstr2, data, minValue, maxValue) lcd_implementation_drawmenu_setting_edit_generic(row, pstr, ' ', ftostr5(*(data)))
#define lcd_implementation_drawmenu_setting_edit_bool_selected(row, pstr, pstr2, data) lcd_implementation_drawmenu_setting_edit_generic_P(row, pstr, '>', (*(data))?PSTR(MSG_ON):PSTR(MSG_OFF))
#define lcd_implementation_drawmenu_setting_edit_bool(row, pstr, pstr2, data) lcd_implementation_drawmenu_setting_edit_generic_P(row, pstr, ' ', (*(data))?PSTR(MSG_ON):PSTR(MSG_OFF))
void lcd_implementation_drawedit(const char* pstr, char* value)
{
    lcd.setCursor(1, 1);
    lcd_printPGM(pstr);
    lcd.print(':');
   #if LCD_WIDTH < 20
    	lcd.setCursor(LCD_WIDTH - strlen(value), 1);
    #else
    	lcd.setCursor(LCD_WIDTH -1 - strlen(value), 1);
   #endif
    lcd.print(value);
}
static void lcd_implementation_drawmenu_sdfile_selected(uint8_t row, const char* pstr, const char* filename, char* longFilename)
{
    char c;
    uint8_t n = LCD_WIDTH - 1;
    lcd.setCursor(0, row);
    lcd.print('>');
    if (longFilename[0] != '\0')
    {
        filename = longFilename;
        longFilename[LCD_WIDTH-1] = '\0';
    }
    while((c = *filename) != '\0')
    {
        lcd.print(c);
        filename++;
        n--;
    }
    while(n--)
        lcd.print(' ');
}
static void lcd_implementation_drawmenu_sdfile(uint8_t row, const char* pstr, const char* filename, char* longFilename)
{
    char c;
    uint8_t n = LCD_WIDTH - 1;
    lcd.setCursor(0, row);
    lcd.print(' ');
    if (longFilename[0] != '\0')
    {
        filename = longFilename;
        longFilename[LCD_WIDTH-1] = '\0';
    }
    while((c = *filename) != '\0')
    {
        lcd.print(c);
        filename++;
        n--;
    }
    while(n--)
        lcd.print(' ');
}
static void lcd_implementation_drawmenu_sddirectory_selected(uint8_t row, const char* pstr, const char* filename, char* longFilename)
{
    char c;
    uint8_t n = LCD_WIDTH - 2;
    lcd.setCursor(0, row);
    lcd.print('>');
    lcd.print(LCD_STR_FOLDER[0]);
    if (longFilename[0] != '\0')
    {
        filename = longFilename;
        longFilename[LCD_WIDTH-2] = '\0';
    }
    while((c = *filename) != '\0')
    {
        lcd.print(c);
        filename++;
        n--;
    }
    while(n--)
        lcd.print(' ');
}
static void lcd_implementation_drawmenu_sddirectory(uint8_t row, const char* pstr, const char* filename, char* longFilename)
{
    char c;
    uint8_t n = LCD_WIDTH - 2;
    lcd.setCursor(0, row);
    lcd.print(' ');
    lcd.print(LCD_STR_FOLDER[0]);
    if (longFilename[0] != '\0')
    {
        filename = longFilename;
        longFilename[LCD_WIDTH-2] = '\0';
    }
    while((c = *filename) != '\0')
    {
        lcd.print(c);
        filename++;
        n--;
    }
    while(n--)
        lcd.print(' ');
}
#define lcd_implementation_drawmenu_back_selected(row, pstr, data) lcd_implementation_drawmenu_generic(row, pstr, LCD_STR_UPLEVEL[0], LCD_STR_UPLEVEL[0])
#define lcd_implementation_drawmenu_back(row, pstr, data) lcd_implementation_drawmenu_generic(row, pstr, ' ', LCD_STR_UPLEVEL[0])
#define lcd_implementation_drawmenu_submenu_selected(row, pstr, data) lcd_implementation_drawmenu_generic(row, pstr, '>', LCD_STR_ARROW_RIGHT[0])
#define lcd_implementation_drawmenu_submenu(row, pstr, data) lcd_implementation_drawmenu_generic(row, pstr, ' ', LCD_STR_ARROW_RIGHT[0])
#define lcd_implementation_drawmenu_gcode_selected(row, pstr, gcode) lcd_implementation_drawmenu_generic(row, pstr, '>', ' ')
#define lcd_implementation_drawmenu_gcode(row, pstr, gcode) lcd_implementation_drawmenu_generic(row, pstr, ' ', ' ')
#define lcd_implementation_drawmenu_function_selected(row, pstr, data) lcd_implementation_drawmenu_generic(row, pstr, '>', ' ')
#define lcd_implementation_drawmenu_function(row, pstr, data) lcd_implementation_drawmenu_generic(row, pstr, ' ', ' ')

static void lcd_implementation_quick_feedback()
{
#ifdef LCD_USE_I2C_BUZZER
    lcd.buzz(60,1000/6);
#elif defined(BEEPER) && BEEPER > -1
    SET_OUTPUT(BEEPER);
    for(int8_t i=0;i<10;i++)
    {
        WRITE(BEEPER,HIGH);
        delay(3);
        WRITE(BEEPER,LOW);
        delay(3);
    }
#endif
}

#ifdef LCD_HAS_STATUS_INDICATORS
static void lcd_implementation_update_indicators()
{
  #if defined(LCD_I2C_PANELOLU2) || defined(LCD_I2C_VIKI)
    //set the LEDS - referred to as backlights by the LiquidTWI2 library 
    static uint8_t ledsprev = 0;
    uint8_t leds = 0;
    if (isHeatingBed()) leds |= LED_A;
    if (isHeatingHotend(0)) leds |= LED_B;
    if (fanSpeed) leds |= LED_C;
    #if EXTRUDERS > 1  
      if (isHeatingHotend(1)) leds |= LED_C;
    #endif
    if (leds != ledsprev) {
      lcd.setBacklight(leds);
      ledsprev = leds;
    }
  #endif
}
#endif

#ifdef LCD_HAS_SLOW_BUTTONS
static uint8_t lcd_implementation_read_slow_buttons()
{
  #ifdef LCD_I2C_TYPE_MCP23017
    // Reading these buttons this is likely to be too slow to call inside interrupt context
    // so they are called during normal lcd_update
    return lcd.readButtons() << B_I2C_BTN_OFFSET; 
  #endif
}
#endif

#endif//ULTRA_LCD_IMPLEMENTATION_HITACHI_HD44780_H