From f6a8ff9f2a44051db5a3e2cf0284d6df4a943d2c Mon Sep 17 00:00:00 2001
From: bsongis <bsongis@8db61ce9-5e8f-94c8-fa6b-1d1c8bcca7d0>
Date: Sun, 24 Jun 2012 08:17:42 +0000
Subject: [PATCH] SD File Manager

---
 src/general_menus.cpp | 11 ++++-------
 src/open9x.h          |  5 ++---
 2 files changed, 6 insertions(+), 10 deletions(-)

diff --git a/src/general_menus.cpp b/src/general_menus.cpp
index 9a2de2ffa..a66571ce3 100644
--- a/src/general_menus.cpp
+++ b/src/general_menus.cpp
@@ -603,11 +603,7 @@ void menuProcSd(uint8_t event)
 
         if (count < 7) {
           reusableBuffer.sd.flags[count] = (fno.fattrib & AM_DIR);
-          char * line = reusableBuffer.sd.lines[count];
-          memset(line, 0, SD_SCREEN_FILE_LENGTH);
-          for (uint8_t i=0; i<SD_SCREEN_FILE_LENGTH-1 && fn[i]; i++) {
-            line[i] = fn[i];
-          }
+          strncpy(reusableBuffer.sd.lines[count], fn, SD_SCREEN_FILE_LENGTH);
           count++;
         }
       }
@@ -628,13 +624,14 @@ void menuProcSd(uint8_t event)
     if (result) {
       uint8_t index = m_posVert-1-s_pgOfs;
       if (result == STR_DELETE_FILE) {
-        f_getcwd(lfn, _MAX_LFN);
+        f_getcwd(lfn, SD_SCREEN_FILE_LENGTH);
         strcat_P(lfn, "/");
         strcat_P(lfn, reusableBuffer.sd.lines[index]);
         f_unlink(lfn);
-        strcpy(statusLineMsg, reusableBuffer.sd.lines[index]);
+        strncpy(statusLineMsg, reusableBuffer.sd.lines[index], 13);
         strcpy_P(statusLineMsg+min((uint8_t)strlen(statusLineMsg), (uint8_t)13), PSTR(" removed"));
         showStatusLine();
+        if (m_posVert == reusableBuffer.sd.count) m_posVert--;
         reusableBuffer.sd.offset = s_pgOfs-1;
       }
     }
diff --git a/src/open9x.h b/src/open9x.h
index 945df291b..a78938e53 100644
--- a/src/open9x.h
+++ b/src/open9x.h
@@ -900,7 +900,7 @@ enum AUDIO_SOUNDS {
 #endif
 
 // Re-useable byte array to save having multiple buffers
-#define SD_SCREEN_FILE_LENGTH 20
+#define SD_SCREEN_FILE_LENGTH (32)
 union ReusableBuffer
 {
     /* 128 bytes on stock */
@@ -927,10 +927,9 @@ union ReusableBuffer
 #if defined(SDCARD)
     struct
     {
-        char lines[7][SD_SCREEN_FILE_LENGTH];
+        char lines[7][SD_SCREEN_FILE_LENGTH+1];
         uint8_t flags[7];
         uint32_t available;
-        uint8_t level;
         uint16_t offset;
         uint16_t count;
     } sd;