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Code: Select all

/******************************************************************************/
inline bool btnhit(){
/******************************************************************************/
   return ( ButtonPressed(BTN1, false) || ButtonPressed(BTN2, false)
         || ButtonPressed(BTN3, false) || ButtonPressed(BTN4, false));
}

/******************************************************************************/
inline char btnin() {  // read btn continuously (like cin <iostream>)
/******************************************************************************/
    char result = -1;
    if (ButtonPressed(BTNCENTER, false))
      result = BTNCENTER;
    else if (ButtonPressed(BTNEXIT, false))
      result = BTNEXIT;
    else if (ButtonPressed(BTNLEFT, false))
      result = BTNLEFT;
    else if (ButtonPressed(BTNRIGHT, false))
      result = BTNRIGHT;
    return result;
}

/******************************************************************************/
int Menu (string text, string choice) {
/******************************************************************************/
   ClearScreen();
   TextOut(6*(16-strlen(text))/2,16,text);
   TextOut(6*(16-strlen(choice))/2, 8,choice);
   TextOut(0, 0,"< L  ok/ESC   R >", DRAW_OPT_INVERT);
   while(!btnhit());
   ClearScreen();
   return btnin();
}  

//...
  char buf;
  buf=Menu("Calibrate ?", "/9  /ALL  /no");
  if(buf==BTNLEFT)   Calibrate_9_Squares();
  else
  if(buf==BTNCENTER) CalibrateAllSquares();

Code: Select all

task temp1();
task temp2();

/* ... your Menu, btnin and btnhit methods ... */
/**
 * Startup task
 */
task main() {
    ExitTo(temp1);
}

task temp2() {
    char buf;
    buf=Menu("TEMP2", "/9  /ALL  /no");
    if(buf==BTNCENTER) {
        ExitTo(temp1);
    } 
}
task temp1() {
    char buf;
    buf=Menu("TEMP1", "/9  /ALL  /no");
    if(buf==BTNCENTER) {
        ExitTo(temp2);
    } 
    
}

Code: Select all

//=============== Multipanel display
/**
  * Dispaly multiple panels controlled by the NXT arrow keys.
  * @param panelItems_[] Array of strings that are the panels.
  * exits when user select "Next" on last panel.
  */
void createMultiPanel(string& panelItems_[]) {
    // State machine controls which item is displayed.
    int iState = 1;             // Display first panel.
    string sLeft, sRight;       // Values for buttons.
    until (0 == iState) {
        sLeft = "Previous";
        if (1 == iState)        // If at the first panel.
            sLeft = "";         // No "previous" panel to go to.
        if (ArrayLen(panelItems_) == iState)
            sRight = "Exit";
        else
            sRight = "Next";
        if (0 == createQuestionDialog(panelItems_[iState-1],sLeft,sRight)) {
            if (1 != iState)                        // If not at panel 1, move left.
                iState--;
        }
        else
            if (ArrayLen(panelItems_) == iState)    // If at the end, get out.
                iState = 0;
            else
                iState++;
    }
}

Code: Select all

        string sHelp[5] = {
                "1. Use the light#gray buttons#to answer a#question.",
                "2. Use them also#to select values#in the boxes.",
                "3. Use the#orange button#to accept#a value.",
                "4. You will be#asked to#choose a unit#of measure.",
                "5. You will#tell how far#each direction#to go.",
                          };
        createMultiPanel(sHelp);