Method and system for developing a software program using compound templates

A method and system are disclosed for creating programs executable on an industrial controller to control an industrial process. The method includes providing a plurality of templates from at least one library, where each template has at least one respective control variable. The method also includes receiving selections of at least some of the plurality of templates, and identifying at least some of the control variables as replacement fields. The method further includes creating at least one interface mapping to link to the replacement fields, where the first and second templates linked by the interface mapping form at least a portion of a compound template. The method additionally includes instantiating an object using the compound template, where the object forms at least a portion of the control program.