Revision 0:e2164273a29e, committed 2015-01-06

Comitter:

rs27

Date:

Tue Jan 06 18:15:04 2015 +0000

Commit message:

menue

Changed in this revision

diff -r 000000000000 -r e2164273a29e menu.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/menu.cpp	Tue Jan 06 18:15:04 2015 +0000
@@ -0,0 +1,126 @@
+//
+// menu file interface class (Version 0.0.1)
+//
+//
+#include "string.h"
+#include "menu.h"
+#include "SDFileSystem.h"
+#include "FATDirHandle.h"
+#include "MODSERIAL.h"
+
+extern MODSERIAL pc;                       // definiert in main
+extern SDFileSystem sd;
+
+// Create a menu file class.
+menu::menu() {
+
+}
+
+
+// Destroy a menu file class.
+menu::~menu() {
+         
+}
+
+
+// Read parameter from the target file.
+bool menu::getValue(uint8_t pos, char *zeile1, char *zeile2, char *value)
+{
+    bool flag = false;
+    int e, n, nr = 0;
+    char buf[80];
+    
+    // Open the target file.
+    FILE *fp = fopen("/sd/menu.csv", "r");
+    if (fp == NULL) {
+        return false;
+    }
+
+    // jeweils eine Zeile aus der Datei lesen
+   
+    while (fgets(buf, sizeof(buf), fp) != NULL) 
+    {
+        // pc.printf("\nmenu: %s",buf);
+        
+        // Ignore a comment.
+        if (buf[0] == '#') {
+            continue;
+        }
+
+        // Trim a return.
+        const size_t len = strlen(buf);
+        for (int i = 0; i < len; i++) {
+            if ((buf[i] == '\r') || (buf[i] == '\n')) {
+                buf[i] = '\0';
+            }
+        }
+
+        // Separate pos
+        char temp[40];
+        char *sp = strchr(buf, ';');
+        if (sp != NULL) 
+        {
+            // pc.printf("\n  separate pos:");
+            n = sp - buf; 
+            for (e = 0; e < n; e++)
+            {
+              temp[e] = buf[e];
+              // pc.printf(" %02x",temp[e]);  
+            }
+            temp[e] = 0;
+            sp++;
+            nr = atoi(temp);
+        }
+        // pc.printf("\n  menu 1 temp: %s, %d",temp,nr);
+        
+        // Separate Zeile1, zeile2, Wert
+        if (pos == nr)
+        {
+            char *sp1 = strchr(sp, ';');
+           
+            // pc.printf("\n  separate Zeile 1:");
+            
+            n = sp1 - sp; 
+            for (e = 0; e < n; e++)
+            {
+              zeile1[e] = *sp; sp++;
+              // pc.printf(" %02x",zeile1[e]);  
+            }
+            zeile1[e] = 0;
+            sp1++;
+           
+            // pc.printf("\n  menu 1 zeile 1: [%s]",zeile1);
+           
+            char *sp2 = strchr(sp1, ';');
+            // pc.printf("\n  separate Zeile 2:");
+            
+            n = sp2 - sp1; 
+            for (e = 0; e < n; e++)
+            {
+              zeile2[e] = *sp1; sp1++;
+              // pc.printf(" %02x",zeile2[e]);  
+            }
+            zeile2[e] = 0;
+            sp2++;   
+           
+            // pc.printf("\n  menu zeile 2: [%s]",zeile2);
+            
+            // den rest der Zeile beinhaltet das value
+            // pc.printf("\n  separate Zeile 2:");
+            for (int e = 0;; e++)
+            {
+              value[e] = *sp2; sp2++;
+              // pc.printf(" %02x",value[e]); 
+              if (value[e] == 0) break; 
+            }
+              
+            // pc.printf("\n  menu value: [%s]",value);
+           
+            flag = true;
+           break;  
+        }
+    }
+    
+    fclose(fp);
+    return flag;
+}

diff -r 000000000000 -r e2164273a29e menu.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/menu.h	Tue Jan 06 18:15:04 2015 +0000
@@ -0,0 +1,30 @@
+//
+// menu file interface class (Version 0.0.1)
+//
+//
+
+#include "mbed.h"
+
+#ifndef _MENU_H_
+#define _MENU_H_
+
+    #define SEPARATOR = ';';
+
+// menu File class.
+class menu {
+public:
+
+    // Create a menu class.
+    menu();
+
+    // Destroy a menu class.
+    ~menu();
+    
+    // nach einer Zeile suchen und diese ausgeben
+    bool getValue(uint8_t pos, char *zeile1, char *zeile2, char *value);
+
+private:   
+
+};
+
+#endif