init Files

libraries/TFT_eSPI/examples/ePaper/Floyd_Steinberg/SPIFFS.ino

@@ -0,0 +1,92 @@
+
+  // Call up the SPIFFS FLASH filing system
+  #define FS_NO_GLOBALS
+  #include <FS.h>
+
+  #ifdef ESP32
+    #include "SPIFFS.h"
+  #endif
+
+  /*====================================================================================
+  This sketch supports the ESP6266 and ESP32 SPIFFS filing system
+
+  Created by Bodmer 15th Jan 2017
+  ==================================================================================*/
+
+//====================================================================================
+//                 Print a SPIFFS directory list (root directory)
+//====================================================================================
+
+void listFiles(void) {
+  Serial.println();
+  Serial.println("SPIFFS files found:");
+
+#ifdef ESP32
+  listDir(SPIFFS, "/", true);
+#else
+  fs::Dir dir = SPIFFS.openDir("/"); // Root directory
+  String  line = "=====================================";
+
+  Serial.println(line);
+  Serial.println("  File name               Size");
+  Serial.println(line);
+
+  while (dir.next()) {
+    String fileName = dir.fileName();
+    Serial.print(fileName);
+    int spaces = 25 - fileName.length(); // Tabulate nicely
+    if (spaces < 0) spaces = 1;
+    while (spaces--) Serial.print(" ");
+    fs::File f = dir.openFile("r");
+    Serial.print(f.size()); Serial.println(" bytes");
+    yield();
+  }
+
+  Serial.println(line);
+#endif
+  Serial.println();
+  delay(1000);
+}
+//====================================================================================
+
+#ifdef ESP32
+void listDir(fs::FS &fs, const char * dirname, uint8_t levels) {
+  Serial.printf("Listing directory: %s\n", dirname);
+
+  fs::File root = fs.open(dirname);
+  if (!root) {
+    Serial.println("Failed to open directory");
+    return;
+  }
+  if (!root.isDirectory()) {
+    Serial.println("Not a directory");
+    return;
+  }
+
+  fs::File file = root.openNextFile();
+  while (file) {
+
+    if (file.isDirectory()) {
+      Serial.print("DIR : ");
+      String fileName = file.name();
+      Serial.print(fileName);
+      if (levels) {
+        listDir(fs, file.name(), levels - 1);
+      }
+    } else {
+      String fileName = file.name();
+      Serial.print("  " + fileName);
+      int spaces = 32 - fileName.length(); // Tabulate nicely
+      if (spaces < 1) spaces = 1;
+      while (spaces--) Serial.print(" ");
+      String fileSize = (String) file.size();
+      spaces = 8 - fileSize.length(); // Tabulate nicely
+      if (spaces < 1) spaces = 1;
+      while (spaces--) Serial.print(" ");
+      Serial.println(fileSize + " bytes");
+    }
+
+    file = root.openNextFile();
+  }
+}
+#endif