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KBIND
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KBDUMP.CPP
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1997-06-08
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123 lines
// Copyright (C) 1996, 1997 Meta Four Software. All rights reserved.
//
// Datafile dump utility sample code, adapted to use bound data
//
//! rev="$Id: kbdump.cpp,v 1.1 1997/05/27 10:42:34 jcw Rel $"
#include "m4kit.h"
#include "kbound.h"
#include <stdio.h>
/////////////////////////////////////////////////////////////////////////////
// This code was taken from the DUMP sample program without any changes
static void ViewDisplay(const c4_View& v_, int l_ =0)
{
c4_String types;
bool hasData = false, hasSubs = false;
// display header info and collect all data types
printf("%*s VIEW %5d rows =", l_, "", v_.GetSize());
for (int n = 0; n < v_.NumProperties(); ++n)
{
c4_Property prop = v_.NthProperty(n);
char t = prop.Type();
printf(" %s:%c", (const char*) prop.Name(), t);
types += t;
if (t == 'V')
hasSubs = true;
else
hasData = true;
}
printf("\n");
for (int j = 0; j < v_.GetSize(); ++j)
{
if (hasData) // data properties are all shown on the same line
{
printf("%*s %4d:", l_, "", j);
c4_RowRef r = v_[j];
c4_Bytes data;
for (int k = 0; k < types.GetLength(); ++k)
{
c4_Property p = v_.NthProperty(k);
switch (types[k])
{
case 'I':
printf(" %ld", (long) ((c4_IntProp&) p) (r));
break;
case 'F':
printf(" %g", (double) ((c4_FloatProp&) p) (r));
break;
case 'D':
printf(" %.12g", (double) ((c4_DoubleProp&) p) (r));
break;
case 'S':
printf(" '%s'", (const char*) (c4_String)
((c4_StringProp&) p) (r));
break;
case 'B':
(p (r)).GetData(data);
printf(" (%db)", data.Size());
break;
default:
if (types[k] != 'V')
printf(" (%c?)", types[k]);
}
}
printf("\n");
}
if (hasSubs) // subviews are then shown, each as a separate block
{
for (int k = 0; k < types.GetLength(); ++k)
{
if (types[k] == 'V')
{
c4_Property prop = v_.NthProperty(k);
printf("%*s %4d: subview '%s'\n", l_, "", j,
(const char*) prop.Name());
if (l_ > 0 || k > 0)
{
c4_ViewProp& vp = (c4_ViewProp&) prop;
ViewDisplay(vp (v_[j]), l_ + 2);
}
}
}
}
}
}
/////////////////////////////////////////////////////////////////////////////
int main(int argc, char** argv)
{
// when called with a file, use that - else use the bound object
c4_Storage* store = argc > 1 ? new c4_Storage (argv[1], false)
: new c4_BoundStorage;
// this is the same as in the DUMP example
ViewDisplay(store->Contents().Container());
delete store;
return 0;
}
/////////////////////////////////////////////////////////////////////////////