Amibroker Data Plugin Source Code Top -

The heart of a data plugin is the function responsible for providing quotes to AmiBroker: GetQuotes() / GetQuotesEx() Crucial Performance Tip : The plugin should examine the nLastValid

Are you targeting streaming or End-of-Day updates?

To create a functional data plugin, you must implement specific exported functions defined in the AmiBroker Development Kit (ADK) . amibroker data plugin source code top

It uses asynchronous lws_service , not blocking recv() . This ensures AmiBroker can request data simultaneously while the plugin ingests ticks.

For instance, the official ADK includes a comprehensive ODBC/SQL Universal Data plugin that can connect to any database with a corresponding ODBC driver. This is a fantastic real-world example that showcases how to retrieve quotation data from external tables. The full C++ source code for this plugin is available for download, making it an invaluable learning resource for seeing how a full-featured data plugin is structured. The heart of a data plugin is the

while(!g_shutdown)

Financial markets have periods of illiquidity. If your plugin receives a request for a bar interval that has no volume or trades, do not return dummy values with zero prices. Instead, carry forward the previous close price or let AmiBroker pad the gaps automatically by returning the accurate count of valid records. 6. Compilation and Deployment To compile your source code into a functional .dll file: This ensures AmiBroker can request data simultaneously while

This is one of the oldest and most important pieces of AmiBroker source code. The ODBC plugin's source code is available directly from AmiBroker. It's a classic example of a data plugin that uses a standard API to interface with countless data sources, acting as a bridge to any database with an ODBC driver. If your goal is to connect AmiBroker to SQL databases, this is the definitive reference.

// Notify AmiBroker that new real-time data is waiting in the queue if (g_pAmiBrokerCallbackWindow) PostMessage(g_pAmiBrokerCallbackWindow, WM_USER_NEW_DATA, 0, 0); Use code with caution.

return 1;

The application workflow relies on three core interactions between the algorithmic platform and your custom compiled binary: