Optimize Media Menu display/scrolling (#15233)

5 years ago · 1ab3521351
parent f1162243f6
commit 1ab3521351
1 changed files with 10 additions and 2 deletions
--- a/Marlin/src/lcd/menu/menu_media.cpp
+++ b/Marlin/src/lcd/menu/menu_media.cpp
@ -125,11 +125,19 @@ class MenuItem_sdfolder {
 void menu_media() {
  ui.encoder_direction_menus();

-  const uint16_t fileCnt = card.get_num_Files();
+  #if HAS_GRAPHICAL_LCD
+    static uint16_t fileCnt;
+    if (ui.first_page) {
+      fileCnt = card.get_num_Files();
+      card.getWorkDirName();
+    }
+  #else
+    const uint16_t fileCnt = card.get_num_Files();
+    card.getWorkDirName();
+  #endif

  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);