Lighting Application Override APIs#

To override any of the following hooks, declare the corresponding *Impl() method in CustomerAppTask.h and implement it in CustomerAppTask.cpp. Ensure that the method signature matches the declaration in autogen/AppTaskImpl.h.

AppTask#


Override	Public API	Default behavior
`AppInitImpl`	`AppInit`	Registers the button callback, initializes the light, LED, and display.
`InitLightImpl`	`InitLight`	Creates the off-effect timer and loads the OnOff attribute and, when enabled, the RGB color attributes from the cluster state.
`ButtonEventHandlerImpl`	`ButtonEventHandler`	Routes light action and function button events.
`OnTriggerOffWithEffectImpl`	`OnTriggerOffWithEffect`	Selects and starts the timer for an OffWithEffect command.
`LightActionEventHandlerImpl`	`LightActionEventHandler`	Toggles the light for a button event and synchronizes the OnOff attribute.
`LightTimerEventHandlerImpl`	`LightTimerEventHandler`	Posts the event that completes an off effect.
`LightControlEventHandlerImpl`	`LightControlEventHandler`	Applies level and color control events to the RGB LED. Available when `SL_MATTER_RGB_LED_ENABLED` is enabled.
`DMPostAttributeChangeCallbackImpl`	`DMPostAttributeChangeCallback`	Routes OnOff, Level Control, Color Control, and Identify attribute changes.