Difference between revisions of "Basic Notecard Reader"

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(Created page with '{{LSL Header}} =Basic Notecard Reader= ==Introduction== ==The Script== ==See also== * Script Library ')
 
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==The Script==
==The Script==
<lsl>
// ********************************************************************
//
// Base Notecard reader
//
// by SimonT Quinnell
//
//  NOTE.  This treats lines starting with '#' in the notecard as a comment
//
// ********************************************************************
// ********************************************************************
// CONSTANTS
// ********************************************************************
string  NOTECARD = "notecard";
// ********************************************************************
// Variables
// ********************************************************************
// internals for reading notecards
string      strNotecard;
integer    intLine1;
key        keyConfigQueryhandle;                 
key        keyConfigUUID;
default
{           
    state_entry()
    {
        if (llGetInventoryType(NOTECARD) == INVENTORY_NONE)
        {
            llSay(DEBUG_CHANNEL, "The notecard '"+NOTECARD+"'  is missing!");
            state main;
        }
        else
        {
            keyConfigQueryhandle = llGetNotecardLine(NOTECARD, intLine1 = 0);
            keyConfigUUID = llGetInventoryKey(NOTECARD);
        }
    }
   
    dataserver(key keyQueryId, string strData)
    {
        if (keyQueryId == keyConfigQueryhandle)
        {
            if (strData != EOF)
            {             
                string strToken;
                strData = llStringTrim(strData, STRING_TRIM_HEAD);      // Trim Whitespace
                if (llGetSubString (strData, 0, 0) != "#")              // is it a comment?
                {
                    // OK .. now we do somthing in here with our notecard
                }
                keyConfigQueryhandle = llGetNotecardLine(strNotecard, ++intLine1);
            }
            else
            {
                // Finished reasding the notecard
                state main;
            }
        }         
    }
}
state main
{
    state_entry()
    {
        //
    }
   
    changed(integer intChange)       
    {
        if (intChange & CHANGED_INVENTORY)
        {  // If the notecard has changed, then reload the notecard
            if (keyConfigUUID != llGetInventoryKey(NOTECARD))
            {
                state default;
            }
        }
    }
}
</lsl>


==See also==
==See also==
*[[ Script_Library | Script Library ]]
*[[ Script_Library | Script Library ]]

Revision as of 21:41, 13 October 2010

Basic Notecard Reader

Introduction

The Script

<lsl> // ******************************************************************** // // Base Notecard reader // // by SimonT Quinnell // // NOTE. This treats lines starting with '#' in the notecard as a comment // // ********************************************************************

// ******************************************************************** // CONSTANTS // ********************************************************************

string NOTECARD = "notecard";


// ******************************************************************** // Variables // ********************************************************************


// internals for reading notecards string strNotecard; integer intLine1; key keyConfigQueryhandle; key keyConfigUUID;



default {

   state_entry()
   {
       if (llGetInventoryType(NOTECARD) == INVENTORY_NONE)
       {
           llSay(DEBUG_CHANNEL, "The notecard '"+NOTECARD+"'  is missing!");
           state main;
       }
       else
       {
           keyConfigQueryhandle = llGetNotecardLine(NOTECARD, intLine1 = 0);
           keyConfigUUID = llGetInventoryKey(NOTECARD);
       }
   }
   
   dataserver(key keyQueryId, string strData)
   {
       if (keyQueryId == keyConfigQueryhandle)
       {
           if (strData != EOF)
           {              
               string strToken;
               strData = llStringTrim(strData, STRING_TRIM_HEAD);      // Trim Whitespace
               if (llGetSubString (strData, 0, 0) != "#")              // is it a comment?
               {
                   // OK .. now we do somthing in here with our notecard
               } 
               keyConfigQueryhandle = llGetNotecardLine(strNotecard, ++intLine1);
           }
           else
           {
               // Finished reasding the notecard
               state main;
           }
       }           
   }

}


state main {

   state_entry()
   {
       //
   }
   
   changed(integer intChange)         
   {
       if (intChange & CHANGED_INVENTORY)
       {   // If the notecard has changed, then reload the notecard
           if (keyConfigUUID != llGetInventoryKey(NOTECARD))
           {
               state default;
           }
       }
   }

} </lsl>

See also