New bunch of files moved ...

2015-01-09 23:56:16 +01:00
parent 2d19692038
commit bfeab1402c
37 changed files with 2963 additions and 1109 deletions
@@ -0,0 +1,143 @@
+#define LIST_NONE_SD_FILE  1
+
+bool listSdFiles(const char *path, const char *extension, const uint8_t maxlen, const char *selection, uint8_t flags=0)
+{
+  FILINFO fno;
+  DIR dir;
+  char *fn;   /* This function is assuming non-Unicode cfg. */
+#if _USE_LFN
+  TCHAR lfn[_MAX_LFN + 1];
+  fno.lfname = lfn;
+  fno.lfsize = sizeof(lfn);
+#endif
+
+  static uint16_t s_last_menu_offset = 0;
+
+#if defined(CPUARM)
+  static uint8_t s_last_flags;
+
+  if (selection) {
+    s_last_flags = flags;
+    memset(reusableBuffer.modelsel.menu_bss, 0, sizeof(reusableBuffer.modelsel.menu_bss));
+    strcpy(reusableBuffer.modelsel.menu_bss[0], path);
+    strcat(reusableBuffer.modelsel.menu_bss[0], "/");
+    strncat(reusableBuffer.modelsel.menu_bss[0], selection, maxlen);
+    strcat(reusableBuffer.modelsel.menu_bss[0], extension);
+    if (f_stat(reusableBuffer.modelsel.menu_bss[0], &fno) != FR_OK) {
+      selection = NULL;
+    }
+  }
+  else {
+    flags = s_last_flags;
+  }
+#endif
+
+  if (s_menu_offset == 0) {
+    s_last_menu_offset = 0;
+    memset(reusableBuffer.modelsel.menu_bss, 0, sizeof(reusableBuffer.modelsel.menu_bss));
+  }
+  else if (s_menu_offset == s_menu_count - MENU_MAX_LINES) {
+    s_last_menu_offset = 0xffff;
+    memset(reusableBuffer.modelsel.menu_bss, 0, sizeof(reusableBuffer.modelsel.menu_bss));
+  }
+  else if (s_menu_offset == s_last_menu_offset) {
+    // should not happen, only there because of Murphy's law
+    return true;
+  }
+  else if (s_menu_offset > s_last_menu_offset) {
+    memmove(reusableBuffer.modelsel.menu_bss[0], reusableBuffer.modelsel.menu_bss[1], (MENU_MAX_LINES-1)*MENU_LINE_LENGTH);
+    memset(reusableBuffer.modelsel.menu_bss[MENU_MAX_LINES-1], 0xff, MENU_LINE_LENGTH);
+  }
+  else {
+    memmove(reusableBuffer.modelsel.menu_bss[1], reusableBuffer.modelsel.menu_bss[0], (MENU_MAX_LINES-1)*MENU_LINE_LENGTH);
+    memset(reusableBuffer.modelsel.menu_bss[0], 0, MENU_LINE_LENGTH);
+  }
+
+  s_menu_count = 0;
+  s_menu_flags = BSS;
+
+  FRESULT res = f_opendir(&dir, path);        /* Open the directory */
+  if (res == FR_OK) {
+
+    if (flags & LIST_NONE_SD_FILE) {
+      s_menu_count++;
+      if (selection) {
+        s_last_menu_offset++;
+      }
+      else if (s_menu_offset==0 || s_menu_offset < s_last_menu_offset) {
+        char *line = reusableBuffer.modelsel.menu_bss[0];
+        memset(line, 0, MENU_LINE_LENGTH);
+        strcpy(line, "---");
+        s_menu[0] = line;
+      }
+    }
+
+    for (;;) {
+      res = f_readdir(&dir, &fno);                   /* Read a directory item */
+      if (res != FR_OK || fno.fname[0] == 0) break;  /* Break on error or end of dir */
+
+#if _USE_LFN
+      fn = *fno.lfname ? fno.lfname : fno.fname;
+#else
+      fn = fno.fname;
+#endif
+
+      uint8_t len = strlen(fn);
+      if (len < 5 || len > maxlen+4 || strcasecmp(fn+len-4, extension) || (fno.fattrib & AM_DIR)) continue;
+
+      s_menu_count++;
+      fn[len-4] = '\0';
+
+      if (s_menu_offset == 0) {
+        if (selection && strncasecmp(fn, selection, maxlen) < 0) {
+          s_last_menu_offset++;
+        }
+        else {
+          for (uint8_t i=0; i<MENU_MAX_LINES; i++) {
+            char *line = reusableBuffer.modelsel.menu_bss[i];
+            if (line[0] == '\0' || strcasecmp(fn, line) < 0) {
+              if (i < MENU_MAX_LINES-1) memmove(reusableBuffer.modelsel.menu_bss[i+1], line, sizeof(reusableBuffer.modelsel.menu_bss[i]) * (MENU_MAX_LINES-1-i));
+              memset(line, 0, MENU_LINE_LENGTH);
+              strcpy(line, fn);
+              break;
+            }
+          }
+        }
+        for (uint8_t i=0; i<min(s_menu_count, (uint16_t)MENU_MAX_LINES); i++)
+          s_menu[i] = reusableBuffer.modelsel.menu_bss[i];
+      }
+      else if (s_last_menu_offset == 0xffff) {
+        for (int i=MENU_MAX_LINES-1; i>=0; i--) {
+          char *line = reusableBuffer.modelsel.menu_bss[i];
+          if (line[0] == '\0' || strcasecmp(fn, line) > 0) {
+            if (i > 0) memmove(reusableBuffer.modelsel.menu_bss[0], reusableBuffer.modelsel.menu_bss[1], sizeof(reusableBuffer.modelsel.menu_bss[i]) * i);
+            memset(line, 0, MENU_LINE_LENGTH);
+            strcpy(line, fn);
+            break;
+          }
+        }
+        for (uint8_t i=0; i<min(s_menu_count, (uint16_t)MENU_MAX_LINES); i++)
+          s_menu[i] = reusableBuffer.modelsel.menu_bss[i];
+      }
+      else if (s_menu_offset > s_last_menu_offset) {
+        if (strcasecmp(fn, reusableBuffer.modelsel.menu_bss[MENU_MAX_LINES-2]) > 0 && strcasecmp(fn, reusableBuffer.modelsel.menu_bss[MENU_MAX_LINES-1]) < 0) {
+          memset(reusableBuffer.modelsel.menu_bss[MENU_MAX_LINES-1], 0, MENU_LINE_LENGTH);
+          strcpy(reusableBuffer.modelsel.menu_bss[MENU_MAX_LINES-1], fn);
+        }
+      }
+      else {
+        if (strcasecmp(fn, reusableBuffer.modelsel.menu_bss[1]) < 0 && strcasecmp(fn, reusableBuffer.modelsel.menu_bss[0]) > 0) {
+          memset(reusableBuffer.modelsel.menu_bss[0], 0, MENU_LINE_LENGTH);
+          strcpy(reusableBuffer.modelsel.menu_bss[0], fn);
+        }
+      }
+    }
+  }
+
+  if (s_menu_offset > 0)
+    s_last_menu_offset = s_menu_offset;
+  else
+    s_menu_offset = s_last_menu_offset;
+
+  return s_menu_count;
+}