🚀 go-pugleaf

have you declared the output variable as some kind of an output stream?
Thats what I'd do..

Funtybugwana <funtybugwana@icqmail.com> wrote in message
news:3a236d9f@post.newsfeeds.com...
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>
> Hi, Im trying to get a head start on my Uni course starting next semester.
> Here is  my code with the problem line highlighted. I wrote another
program
> with the same snippet of code but it didnt pick it up as an error. My
email
> address is funtybugwana@icqmail.com
>
> Thanks Mark
>
> This is the compiler output:
> --------------------------- Compiler Output ---------------------------
>
> C4Q3.java:76: Undefined variable or class name: output
>
> output.append (callOutput + calldurationOutput + callCostOutput +
> totalcallCostOutput + "\n");
>
>     ^
>
>
>
> This is my code:
>
>
>
>
>  import java.awt.*;
>  import BreezyGUI.*;
>
>
> public class C4Q3 extends GBFrame{
>
>         file://format the header of the table. number represent number of
letters
> plus spaces.
>
>   String header = Format.justify('l',"Call no.",12) +
>                   Format.justify('c',"Call Duration", 18) +
>                   Format.justify('r',"Call Cost", 13) +
>       Format.justify('r',"Total Call Cost",20) + "\n";
>
>
>   Label TeleCallCostLabel = addLabel("TELECALLCOST INTERFACE", 1,1,1,1);
>   Label MinutesLabel = addLabel ("Enter No. Of Minutes",2,1,1,1);
>   DoubleField MinutesField = addDoubleField (0,2,2,1,1);
>   TextArea outputArea = addTextArea(header,4,1,6,4);
>   Button EnterButton = addButton ("Enter",8,2,1,1);
>   Button ResetButton = addButton ("Reset All",9,2,1,1);
>
>
>
>   String callOutput, calldurationOutput, callCostOutput,
> totalcallCostOutput;
>   double Minutes = 0;               file://Initialise Variables
>   double Dollars = 0;
>   double total = 0;
>   int call = 0;
>
>   public void buttonClicked (Button buttonObj){
>
>       Minutes = MinutesField.getNumber();
>
>          if (buttonObj == ResetButton)
>                                      /*Call resetGlobalVariable Method
>                                       *If Reset Button is pushed */
>    resetGlobalVariables();
>
>    if (buttonObj == EnterButton)
>          call = ++call;
>
>            if(Minutes <= 0)
>         messageBox          file://Configure Printout in Message Box
>        ("Sorry, We cannot Give Refunds!" + "\n" +
>         "Enter a Positive Number to Continue" + "\n");
>
>              if (Minutes <= 2 && Minutes >  0){
>       Dollars = 1.15;
>       total = Dollars + total;
>      }
>               else{
>            Dollars=((Minutes - 2.0) * 0.50) + 1.15 ;
>      total = Dollars + total;
>         }
>    file://Format the output data
>
>    callOutput = Format.justify('l', call, 12);
>    calldurationOutput = Format.justify('c', Minutes ,18, 2);
>    callCostOutput = Format.justify('r', Dollars, 13, 2);
>    totalcallCostOutput = Format.justify('r', total, 20, 2);
>
>    // Output data
>   output.append (callOutput + calldurationOutput + callCostOutput +
> totalcallCostOutput + "\n");   **** THIS IS THE PROBLEM LINE****
>
>
>    }
>
> /**********************************************************************/
>
>  private void resetGlobalVariables()
>     {
>     file://Global variables reset here
>       Minutes = 0;
>       Dollars = 0;
>        MinutesField.setNumber  (0);
>
>          }
>
> /*********************************************************************/
>
>
>   public static void main (String [] args)
>
>      {
>      Frame frm = new C4Q3();
>    frm.setSize  (600, 600);
>    frm.setVisible (true);
>      }
>
>  }
>
>
>
>
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