This event indicates the completion of the data connection procedure for a specific security.

The event informs about changes in the list of indicators on the chart and is called in cases of adding, modifying, or deleting an indicator on the chart by the user.

The OrderUpdateEvent informs about the update of data for an order and passes a reference to the changed order.

This event signals that the program has received a command to delete a tab.

This event signals the activation of a conditional buy order created by the BuyAtStop methods. & There is a similar event for short positions; it is triggered at the moment of the activation of a conditional sell order, created by the SellAtStop methods.

The PositionProfitActivateEvent is triggered at the moment the profit order for a position is activated.

The PositionStopActivateEvent is triggered at the moment the stop order for a position is activated.

The PositionClosingFailEvent informs of a failed attempt to close a position.

This event notifies of an error in opening a position.

This event is triggered each time the open volume of a position changes and passes the modified position as an argument to the handler.