1 files changed, 196 insertions, 0 deletions
diff --git a/led/complex1/menu.cc b/led/complex1/menu.cc
new file mode 100644
index 0000000..d6918ac
--- /dev/null
+++ b/led/complex1/menu.cc
@@ -0,0 +1,196 @@
+/*
+ *  This is a general set of routines to provide a user interface
+ *  for testing.
+ *
+ *  $Id$
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <assert.h>
+
+#include "menu.h"
+
+int Test_menu_Get_int_bounded(
+  const char        *str,
+  int                min,
+  int                max
+)
+{
+  int                          selection = 0x80000000;
+  char                         Message[ 80 ];
+  int                          i=0;
+  bool                         done = false;
+  char                        *temp;
+
+  assert( min <= max );
+  do {
+    if (i != 0)
+      printf("  Invalid Entry\n");
+
+    printf("\n %s (%d:%d) > ", str, min, max );
+    fflush( stdout );
+    fflush( stdin );
+    fgets( Message, 80, stdin );
+    if ((Message[0] != '\0') && (Message[0] != '\n')) {
+      selection = strtol( Message, &temp, 10 );
+      if ((*temp == '\0') || (*temp == '\n') || (*temp == '\r') )
+        if (!( selection <  min  || selection > max ))
+          done = true;
+    }
+    i++;
+  }
+  while  (!done );
+
+  return selection;
+}
+int Test_menu_Get_int(
+  const char        *str
+)
+{
+  int                          selection = 0x80000000;
+  char                         Message[ 80 ];
+  int                          i=0;
+  bool                         done = false;
+  char                        *temp;
+
+  do {
+    if (i != 0)
+      printf("  Invalid Entry\n");
+
+    printf("\n %s > ", str );
+    fflush( stdout );
+    fflush( stdin );
+    fgets( Message, 80, stdin );
+    selection = strtol( Message, &temp, 10 );
+    if ( *temp == '\0' )
+      done = true;
+    i++;
+  }
+  while  (!done );
+
+  return selection;
+}
+
+float Test_menu_Get_float_bounded(
+  const char        *str,
+  float              min,
+  float              max
+)
+{
+  double                       selection = -99999999.0;
+  char                         Message[ 80 ];
+  int                          i=0;
+  bool                         done = false;
+  char                        *temp;
+
+  assert( min <= max );
+
+  do {
+    if (i != 0)
+      printf("  Invalid Entry\n");
+
+    printf("\n %s (%f:%f) > ", str, min, max );
+    fflush( stdout );
+    fflush( stdin );
+    fgets( Message, 80, stdin );
+    selection = strtod( Message, &temp );
+    if (( *temp == '\0' ) || ( *temp == '\n' ))
+      if (!( selection <  min  || selection > max ))
+        done = true;
+    i++;
+  }
+  while  (!done );
+
+  return (float)selection;
+}
+
+int Test_menu_Get_selection(
+  const char        *title,
+  int                count,
+  char              *selection[]
+)
+{
+  int      i;
+  int      value;
+
+  printf("\n     %s     \n     ", title);
+  for(i=0; i<(int)strlen(title);i++)
+    printf("=");
+  printf("\n");
+
+  if ( count<21 ) {
+    for (i=0; i<count; i++)
+      printf("\n(%d) %s", i, selection[i] );
+  } else {
+    for (i=0; i<count; ) {
+      printf("\n(%2d) %-30s", i, selection[i] );
+      if ( ++i >= count ) break;
+      printf("    (%2d) %-30s", i, selection[i] );
+      i++;
+    }
+  }
+
+  value = Test_menu_Get_int_bounded(
+    "    Enter your selection> ",
+    0,
+    count-1
+  );
+
+  return value;
+}
+
+
+char *Test_menu_Get_string(
+   const char        *str
+)
+{
+  static char               Message[ 500 ];
+  int    last;
+
+  printf("\n Enter %s : ", str);
+  fgets( Message, 500, stdin );
+  last = strlen( Message );
+
+  if (Message[last-1] == '\n')
+    Message[last-1] = '\0';
+
+  return Message;
+}
+
+void Test_menu_run(
+  Test_menu     *menu
+)
+{
+  int                          selection;
+  bool                         done = false;
+  int                          i;
+
+  while ( !done ) {
+
+    printf("\n     %s     \n     ", menu->header);
+    for(i=0; i<(int)strlen(menu->header);i++)
+      printf("=");
+     printf("\n");
+
+    for (i=0; i<(int)menu->number_of_entries; i++)
+      printf("\n     (%d) %s", i+1, menu->entry[i].name );
+
+    printf("\n     (0) Exit\n");
+
+    selection = Test_menu_Get_int_bounded(
+      "    Enter your selection> ",
+      0,
+      menu->number_of_entries
+    );
+
+    if ( selection == 0 ) {
+       // printf( "Exiting %s\n", menu->header );
+       done = true;
+    } else {
+      (*menu->entry[ selection - 1 ].routine)();
+    }
+  }
+}
+