Merge pull request #1188 from thinkyhead/lcd_longname

LCD Long Filename

Marlin/cardreader.cpp

@@ -49,7 +49,7 @@ char *createFilename(char *buffer, const dir_t &p) //buffer>12characters
 }
 
 
-void  CardReader::lsDive(const char *prepend,SdFile parent)
+void CardReader::lsDive(const char *prepend, SdFile parent, const char * const match/*=NULL*/)
 {
   dir_t p;
   uint8_t cnt=0;
@@ -89,15 +89,11 @@ void  CardReader::lsDive(const char *prepend,SdFile parent)
     }
     else
     {
-      if (p.name[0] == DIR_NAME_FREE) break;
-      if (p.name[0] == DIR_NAME_DELETED || p.name[0] == '.'|| p.name[0] == '_') continue;
+      char pn0 = p.name[0];
+      if (pn0 == DIR_NAME_FREE) break;
+      if (pn0 == DIR_NAME_DELETED || pn0 == '.'|| pn0 == '_') continue;
       if (longFilename[0] != '\0' &&
           (longFilename[0] == '.' || longFilename[0] == '_')) continue;
-      if ( p.name[0] == '.')
-      {
-        if ( p.name[1] != '.')
-        continue;
-      }
       
       if (!DIR_IS_FILE_OR_SUBDIR(&p)) continue;
       filenameIsDir=DIR_IS_SUBDIR(&p);
@@ -120,7 +116,10 @@ void  CardReader::lsDive(const char *prepend,SdFile parent)
       } 
       else if(lsAction==LS_GetFilename)
       {
-        if (cnt == nrFiles) return;
+        if (match != NULL) {
+          if (strcasecmp(match, filename) == 0) return;
+        }
+        else if (cnt == nrFiles) return;
         cnt++;
       }
     }
@@ -355,7 +354,8 @@ void CardReader::openFile(char* name,bool read, bool replace_current/*=true*/)
       sdpos = 0;
       
       SERIAL_PROTOCOLLNPGM(MSG_SD_FILE_SELECTED);
-      lcd_setstatus(fname);
+      getfilename(0, fname);
+      lcd_setstatus(longFilename[0] ? longFilename : fname);
     }
     else
     {
@@ -560,7 +560,7 @@ void CardReader::closefile(bool store_location)
   
 }
 
-void CardReader::getfilename(const uint16_t nr)
+void CardReader::getfilename(uint16_t nr, const char * const match/*=NULL*/)
 {
   #if defined(SDCARD_SORT_ALPHA) && SORT_USES_RAM && SORT_USES_MORE_RAM
     if (nr < sort_count) {
@@ -574,7 +574,8 @@ void CardReader::getfilename(const uint16_t nr)
   lsAction=LS_GetFilename;
   nrFiles=nr;
   curDir->rewind();
-  lsDive("",*curDir);
+  lsDive("",*curDir,match);
+  
 }
 
 uint16_t CardReader::getnrfilenames()

Marlin/cardreader.h

@@ -35,7 +35,7 @@ public:
   void getStatus();
   void printingHasFinished();
 
-  void getfilename(const uint16_t nr);
+  void getfilename(uint16_t nr, const char* const match=NULL);
   uint16_t getnrfilenames();
   
   void getAbsFilename(char *t);
@@ -99,7 +99,7 @@ private:
   LsAction lsAction; //stored for recursion.
   uint16_t nrFiles; //counter for the files in the current directory and recycled as position counter for getting the nrFiles'th name in the directory.
   char* diveDirName;
-  void lsDive(const char *prepend,SdFile parent);
+  void lsDive(const char *prepend, SdFile parent, const char * const match=NULL);
 };
 extern CardReader card;
 #define IS_SD_PRINTING (card.sdprinting)