[scriptable, uuid(f102caf6-1dd1-11b2-bd43-c1dbacb95a98)]

  
interface jsdICallHook : nsISupports


  

      
Constants

    

              

          
 Hook instances of this interface up to the
 jsdIDebuggerService::functionHook and toplevelHook properties.


 TYPE_* values must be kept in sync with the JSD_HOOK_* #defines
 in jsdebug.h.


 Toplevel script is starting.


          

  
  const
  
    unsigned long  
  TYPE_TOPLEVEL_START = 0

        

              

          
 Toplevel script has completed.


          

  
  const
  
    unsigned long  
  TYPE_TOPLEVEL_END = 1

        

              

          
 Function is being called.


          

  
  const
  
    unsigned long  
  TYPE_FUNCTION_CALL = 2

        

              

          
 Function is returning.


          

  
  const
  
    unsigned long  
  TYPE_FUNCTION_RETURN = 3

        

          

          
Methods

    

              

          
 Called before the JavaScript engine executes a top level script or calls
 a function.


          

  
    
    void
  onCall(in jsdIStackFrame frame, in unsigned long type)