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selectModeStep

Short Summary​

This method routes the operation mode selected from the HMI to the operation mode handler.

  • Return type: DINT

Parameters​

none

Code​

Declaration​

METHOD PRIVATE selectModeStep : DINT
VAR
	modeNode :CNM_OpModeHandlingInterfaces.IModeNode;
	result :CNM_ReturnTypes.SingleExecutionResult;
END_VAR

Implementation​

selectModeStep := SELECT_MODE;
THIS^.currentBehaviour := THIS^.getMode(selectedMode := THIS^.nextOpMode);
THIS^.buttons.Start.enabled := FALSE;
THIS^.enableModeSelection := TRUE;
IF (THIS^.currentBehaviour <> 0) THEN
	RETURN( NOT THIS^.conditionProvider.checkModeIsAllowed(THIS^.nextOpMode, THIS^.selectedNode));
	IF  (THIS^.modeHandler.rootNode <> THIS^.selectedNode) AND_THEN __QUERYINTERFACE(THIS^.selectedNode, modeNode) THEN 
		result := THIS^.modeHandler.setMode(mode := THIS^.currentBehaviour, modeNode);
	ELSE
		result := THIS^.modeHandler.setMode(mode := THIS^.currentBehaviour );
	END_IF	
	IF (result = CNM_ReturnTypes.SingleExecutionResult.SUCCESS) THEN
		THIS^.currentOpMode := THIS^.nextOpMode;
		THIS^.buttons.Start.enabled := TRUE;
		selectModeStep := START_MODE;
	END_IF
END_IF