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[3.6.5] Unit-Bus Assignment Change

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Introduction

Host callback for extended unit support: Vst:: IUnitHandler2.

• [host imp]
• [extends Vst:: IUnitHandler]
• [released: 3.6.5]
• [optional]

Host callback interface, used with Vst:: IUnitInfo. Retrieve via queryInterface from Vst:: IComponentHandler. The plug-in has the possibility to inform the host with notifyUnitByBusChange that something has changed in the bus - unit assignment,the host then has to recall Vst:: IUnitInfo::getUnitByBus in order to get the new relations between busses and unit.

See also VST 3 Units, Vst:: IUnitHandler, Vst:: IUnitInfo.