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MarlinFirmware/Marlin/src/lcd/menu/menu_media.cpp

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/**
* Marlin 3D Printer Firmware
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* Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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*
* Based on Sprinter and grbl.
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* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
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*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
//
// SD Card Menu
//
#include "../../inc/MarlinConfigPre.h"
#if HAS_LCD_MENU && ENABLED(SDSUPPORT)
#include "menu.h"
#include "../../sd/cardreader.h"
#if !PIN_EXISTS(SD_DETECT)
void lcd_sd_refresh() {
encoderTopLine = 0;
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card.initsd();
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}
#endif
void lcd_sd_updir() {
ui.encoderPosition = card.updir() ? ENCODER_STEPS_PER_MENU_ITEM : 0;
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encoderTopLine = 0;
screen_changed = true;
ui.refresh();
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}
#if ENABLED(SD_REPRINT_LAST_SELECTED_FILE)
uint16_t sd_encoder_position = 0xFFFF;
int8_t sd_top_line, sd_items;
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void MarlinUI::reselect_last_file() {
if (sd_encoder_position == 0xFFFF) return;
//#if HAS_GRAPHICAL_LCD
// // This is a hack to force a screen update.
// ui.refresh(LCDVIEW_CALL_REDRAW_NEXT);
// ui.synchronize();
// safe_delay(50);
// ui.synchronize();
// ui.refresh(LCDVIEW_CALL_REDRAW_NEXT);
// ui.drawing_screen = screen_changed = true;
//#endif
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goto_screen(menu_media, sd_encoder_position, sd_top_line, sd_items);
sd_encoder_position = 0xFFFF;
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defer_status_screen();
//#if HAS_GRAPHICAL_LCD
// update();
//#endif
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}
#endif
inline void sdcard_start_selected_file() {
card.openAndPrintFile(card.filename);
ui.return_to_status();
ui.reset_status();
}
#if ENABLED(SD_MENU_CONFIRM_START)
void menu_sd_confirm() {
do_select_screen(
PSTR(MSG_BUTTON_PRINT), PSTR(MSG_BUTTON_CANCEL),
sdcard_start_selected_file, ui.goto_previous_screen,
PSTR(MSG_START_PRINT " "), card.longest_filename(), PSTR("?")
);
}
#endif
class MenuItem_sdfile {
public:
static void action(CardReader &) {
#if ENABLED(SD_REPRINT_LAST_SELECTED_FILE)
// Save menu state for the selected file
sd_encoder_position = ui.encoderPosition;
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sd_top_line = encoderTopLine;
sd_items = screen_items;
#endif
#if ENABLED(SD_MENU_CONFIRM_START)
MenuItem_submenu::action(menu_sd_confirm);
#else
sdcard_start_selected_file();
#endif
}
};
class MenuItem_sdfolder {
public:
static void action(CardReader &theCard) {
card.chdir(theCard.filename);
encoderTopLine = 0;
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ui.encoderPosition = 2 * (ENCODER_STEPS_PER_MENU_ITEM);
screen_changed = true;
#if HAS_GRAPHICAL_LCD
ui.drawing_screen = false;
#endif
ui.refresh();
}
};
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void menu_media() {
ui.encoder_direction_menus();
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const uint16_t fileCnt = card.get_num_Files();
START_MENU();
MENU_BACK(MSG_MAIN);
card.getWorkDirName();
if (card.filename[0] == '/') {
#if !PIN_EXISTS(SD_DETECT)
MENU_ITEM(function, LCD_STR_REFRESH MSG_REFRESH, lcd_sd_refresh);
#endif
}
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else if (card.isDetected())
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MENU_ITEM(function, LCD_STR_FOLDER "..", lcd_sd_updir);
if (ui.should_draw()) for (uint16_t i = 0; i < fileCnt; i++) {
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if (_menuLineNr == _thisItemNr) {
const uint16_t nr =
#if ENABLED(SDCARD_RATHERRECENTFIRST) && DISABLED(SDCARD_SORT_ALPHA)
fileCnt - 1 -
#endif
i;
card.getfilename_sorted(nr);
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if (card.flag.filenameIsDir)
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MENU_ITEM(sdfolder, MSG_MEDIA_MENU, card);
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else
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MENU_ITEM(sdfile, MSG_MEDIA_MENU, card);
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}
else {
MENU_ITEM_DUMMY();
}
}
END_MENU();
}
#endif // HAS_LCD_MENU && SDSUPPORT