The DLL was successfully built but it is not working. I use the example Plugin.cpp from amibroker ADK. I make a directory 'ASCII' under the folder 'amibroker' and put the all the data inside named *.AQI. But no data found in amibroker.
Can anyone instruct me and tell me what did I do wrong?
////////////////////////////////////////////////////
// Plugin.cpp
// Standard implementation file for all AmiBroker plug-ins
//
///////////////////////////////////////////////////////////////////////
// Copyright (c) 2001-2009 AmiBroker.com. All rights reserved.
//
// Users and possessors of this source code are hereby granted a nonexclusive,
// royalty-free copyright license to use this code in individual and commercial software.
//
// AMIBROKER.COM MAKES NO REPRESENTATION ABOUT THE SUITABILITY OF THIS SOURCE CODE FOR ANY PURPOSE.
// IT IS PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED WARRANTY OF ANY KIND.
// AMIBROKER.COM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOURCE CODE,
// INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
// IN NO EVENT SHALL AMIBROKER.COM BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL, OR
// CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
// WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
// ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOURCE CODE.
//
// Any use of this source code must include the above notice,
// in the user documentation and internal comments to the code.
///////////////////////////////////////////////////////////////////////
#include "pch.h"
#include "StdAfx.h"
#include "Plugin.h"
#include "resource.h"
#include "ConfigDlg.h"
// #pragma warning(suppress : 4996)
// #define _CRT_SECURE_NO_WARNINGS
// These are the only two lines you need to change
#define PLUGIN_NAME "New Plugin"
#define VENDOR_NAME "New Company"
#define PLUGIN_VERSION 10000
#define PLUGIN_ID PIDCODE( 'T', 'E', 'S', 'T')
// IMPORTANT: Define plugin type !!!
#define THIS_PLUGIN_TYPE PLUGIN_TYPE_DATA
////////////////////////////////////////
// Data section
////////////////////////////////////////
static struct PluginInfo oPluginInfo =
{
sizeof( struct PluginInfo ),
THIS_PLUGIN_TYPE,
PLUGIN_VERSION,
PLUGIN_ID,
PLUGIN_NAME,
VENDOR_NAME,
0,
387000
};
///////////////////////////////////////////////////////////
// Basic plug-in interface functions exported by DLL
///////////////////////////////////////////////////////////
PLUGINAPI int GetPluginInfo( struct PluginInfo *pInfo )
{
*pInfo = oPluginInfo;
return TRUE;
}
PLUGINAPI int Init(void)
{
AFX_MANAGE_STATE( AfxGetStaticModuleState() );
return 1;
}
PLUGINAPI int Release(void)
{
AFX_MANAGE_STATE( AfxGetStaticModuleState() );
return 1; // default implementation does nothing
}
PLUGINAPI int Notify(struct PluginNotification *pn)
{
AFX_MANAGE_STATE( AfxGetStaticModuleState() );
return 1;
}
// LEGACY format support
// convert back and forth between old and new format
//
// WARNING: it is highly inefficient and should be avoided
// So this is left just for maintaning compatibility,
// not for performance
PLUGINAPI int GetQuotes( LPCTSTR pszTicker, int nPeriodicity, int nLastValid, int nSize, struct QuotationFormat4 *pQuotes )
{
AFX_MANAGE_STATE( AfxGetStaticModuleState() );
Quotation *pQuote5 = (struct Quotation *) malloc( nSize * sizeof( Quotation ) );
QuotationFormat4 *src = pQuotes;
Quotation *dst = pQuote5;
int i;
for( i = 0; i <= nLastValid; i++, src++, dst++ )
{
ConvertFormat4Quote( src, dst );
}
int nQty = GetQuotesEx( pszTicker, nPeriodicity, nLastValid, nSize, pQuote5, NULL );
dst = pQuote5;
src = pQuotes;
for( i = 0; i < nQty; i++, dst++, src++ )
{
ConvertFormat5Quote( dst, src );
}
free( pQuote5 );
return nQty;
}
PLUGINAPI int GetQuotesEx( LPCTSTR pszTicker, int nPeriodicity, int nLastValid, int nSize, struct Quotation *pQuotes, GQEContext *pContext )
{
// we assume that intraday data files are stored in ASCII subfolder
// of AmiBroker directory and they have name of .AQI
// and the format of Date(YYMMDD),Time(HHMM),Open,High,Low,Close,Volume
// and quotes are sorted in ascending order - oldest quote is on the top
char filename[256];
FILE* fh;
int iLines = 0;
// format path to the file (we are using relative path)
sprintf_s(filename, "ASCII\\%s.AQI", pszTicker);
// open file for reading
fopen_s(&fh, filename, "r");
// if file is successfully opened read it and fill quotation array
if (fh)
{
char line[ 256 ];
// read the line of text until the end of text
// but not more than array size provided by AmiBroker
while( fgets( line, sizeof( line ), fh ) && iLines < nSize )
{
// get array entry
struct Quotation *qt = &pQuotes[ iLines ];
char* pTmp = NULL;
// parse line contents: divide tokens separated by comma (strtok) and interpret values
// date and time first
int datenum = atoi( strtok_s( line, ",", &pTmp) ); // YYMMDD
int timenum = atoi( strtok_s( NULL, ",", &pTmp) ); // HHMM
// unpack datenum and timenum and store date/time
qt->DateTime.Date = 0; // make sure that date structure is intialized with zero
qt->DateTime.PackDate.Minute = timenum % 100;
qt->DateTime.PackDate.Hour = timenum / 100;
qt->DateTime.PackDate.Year = 2000 + datenum / 10000;
qt->DateTime.PackDate.Month = ( datenum / 100 ) % 100;
qt->DateTime.PackDate.Day = datenum % 100;
// now OHLC price fields
qt->Open = (float) atof( strtok_s( NULL, ",", &pTmp) );
qt->High = (float) atof( strtok_s( NULL, ",", &pTmp) );
qt->Low = (float) atof( strtok_s( NULL, ",", &pTmp) );
qt->Price = (float) atof( strtok_s( NULL, ",", &pTmp) ); // close price
// ... and Volume
qt->Volume = (float) atof( strtok_s( NULL, ",\n", &pTmp) );
iLines++;
}
// close the file once we are done
fclose( fh );
}
// return number of lines read which is equal to
// number of quotes
return iLines;
}
PLUGINAPI int Configure( LPCTSTR pszPath, struct InfoSite *pSite )
{
AFX_MANAGE_STATE( AfxGetStaticModuleState() );
// show Configure dialog
CConfigDlg oDlg;
oDlg.DoModal();
return 1;
}
PLUGINAPI AmiVar GetExtraData( LPCTSTR pszTicker, LPCTSTR pszName, int nArraySize, int nPeriodicity, void* (*pfAlloc)(unsigned int nSize) )
{
// default implementation does nothing
AmiVar var;
var.type = VAR_NONE;
var.val = 0;
return var;
}
PLUGINAPI int SetTimeBase( int nTimeBase )
{
// allow all intervals from 1-minute bars upto daily bars
return ( nTimeBase >= 60 && nTimeBase <= ( 24 * 60 * 60 ) ) ? 1 : 0;
}
Moderator comment: Required Code tags added
