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7.4 kCADEventIDCommand

kCADEventPhaseBefore

Pressing a button in the Tool palette, triggers a kCADEventPhaseBefore phase of the kCADEventIDCommand event. The action can be intercepted or applied to a modified scope of objects.

IO Parameter Type Description
in theCADArea longint Area ID
in theEventID longint kCADEventIDCommand
in theEventPhase longint kCADEventPhaseBefore
in theEventData1 longint Command ID, a command constant
in theEventData2 longint Target object scope of selected objects, not included objects with a relevant lock. You can add objects to or remove objects from this scope This will change the selection of objects on which the action will take place
in theEventData3 longint Object count in above scope
in theEventData4 longint 0
in theMouseX real Horizontal mouse coordinate in pixels
in theMouseY real Vertical mouse coordinate in pixels
in theEventValue1 real 0.0
in theEventValue2 real 0.0
in theKeyAsciiValue integer 0
in theModifiers longint Sum of pressed modifier keys, a mask of modifier key constants
in theTickCount longint Tick count of the system software (a tick is a 1/60th of a second)
out theEventResult longint Set to kCADEventResultDoFilter to filter out the event or to kCADEventResultDontFilter to let it pass.

kCADEventPhaseAfter

An kCADEventPhaseAfter phase is generated when the kCADEventPhaseBefore phase passed and the action has taken place. You can control a successive undo and its scope of objects.

IO Parameter Type Description
in theCADArea longint Area ID
in theEventID longint kCADEventIDCommand
in theEventPhase longint kCADEventPhaseAfter
in theEventData1 longint Command ID, a command constant
in theEventData2 longint Target object scope on which action was taken. You can add objects to or remove objects from this scope. This will change the selection of objects on which a successive undo action will take place
in theEventData3 longint Object count in above scope
in theEventData4 longint 0
in theMouseX real Horizontal mouse coordinate in pixels
in theMouseY real Vertical mouse coordinate in pixels
in theEventValue1 real 0.0
in theEventValue2 real 0.0
in theKeyAsciiValue integer 0
in theModifiers longint 0
in theTickCount longint 0
out theEventResult longint Set to kCADEventResultTriggerUndoRedo to trigger an undo and redo. Set to kCADEventResultTriggerUndoOnly to trigger an undo only. Set to kCADEventResultTriggerNone to trigger nothing.