A template is a basic source code of a class. It contains the standard program header, general properties and a workpiece for the class: class definition, a workpiece for public and private methods, constructor and destructor. When creating a class, you can specify its basic class which is also appropriately formatted in the template. The template is created in the MQL5/Include (or MQL4/Include) directory.
Fill in the following fields:
Depending on the conditions of MQL4/MQL5 Wizard launch, the appropriate path is automatically substituted in the MQH file:
Click Finish to complete template creation. A generated file is immediately opened for editing.