AmiBroker receives this message and calls GetQuotesEx again to fetch the updated real-time array elements. 6. Critical Optimization Techniques
AmiBroker plug-ins are regular Win32 dynamic link libraries (DLLs) that extend the core application. There are three primary types:
: The primary function for data retrieval. It handles the actual request for price bars (OHLCV) and allows for 64-bit date/time stamps and floating-point volume.
Notice the CRITICAL_SECTION . Top developers ensure thread safety because AmiBroker calls the plugin from multiple threads (UI refresh, backfill, real-time tick gathering). amibroker data plugin source code top
Copy the compiled .dll directly into the AmiBroker/Plugins directory.
LIBRARY "CustomAmiDataPlugin" EXPORTS GetPluginInfo @1 Init @2 Release @3 Notify @4 GetQuotesEx @5 Configure @6 Use code with caution. 2. The Main Plugin Source Code ( Plugin.cpp )
AmiBroker is arguably the most powerful technical analysis and algorithmic trading platform on the market, but its true power lies in its flexibility—specifically, its ability to connect to external data sources. For traders, hedge funds, and developers needing bespoke data feeds, developing a custom using C++ is the ultimate solution. AmiBroker receives this message and calls GetQuotesEx again
Are you targeting streaming or End-of-Day updates?
(Optional) Opens a dialog for user-specific settings like API keys or server addresses. 4. Basic Source Code Structure The most efficient way to start is using the Data_Template provided in the ADK archive. about.gitlab.com // Sample skeleton for GetPluginInfo GetPluginInfo( PluginInfo *pInfo ) { pInfo->nStructSize = PluginInfo ); pInfo->nType = // 1 for Data Plugin pInfo->nVersion = // version 1.0.0 strcpy( pInfo->szID, "MY_DATA_SOURCE" ); strcpy( pInfo->szName, "My Custom Data Feed" Use code with caution. Copied to clipboard 5. Installation and Testing Data Plugin creation - Plug-ins - AmiBroker Community Forum
Mastering AmiBroker Data Plugin Source Code: The Definitive Developer's Guide There are three primary types: : The primary
A background thread initialized inside the plugin's Notify function. This thread runs an event loop connecting to your data socket (e.g., via libwebsockets or cpprestsdk ).
extern "C" __declspec(dllexport) int GetQuotesEx(lpstr Ticker, int Periodicity, int LastValidBar, int TotalBars, struct Quotation *pQuotes, struct InsideBidAsk *pBidAsk) // 1. Check local cache or call external API for 'Ticker' data // 2. Populate the pQuotes array with Date, Open, High, Low, Close, Volume, OpenInterest // 3. Return the number of elements written to the pQuotes array return TotalBars; Use code with caution. 4. Production-Ready Data Plugin Source Code
The core function that provides price data (OHLCV) to AmiBroker when requested. SetTimeFrame Notifies the plugin of the current chart's time interval.
