#include <cdk_int.h>

/*
 * $Author: tom $
 * $Date: 2005/12/30 00:29:34 $
 * $Revision: 1.143 $
 */

/*
 * Declare file local prototypes.
 */
static int createList(CDKSELECTION *selection, char **list, int listSize);
static void drawCDKSelectionList (CDKSELECTION *selection, boolean Box);
static void setViewSize(CDKSELECTION *scrollp, int listSize);
static int maxViewSize(CDKSELECTION *scrollp);

/* Determine how many characters we can shift to the right */
/* before all the items have been scrolled off the screen. */
#define AvailableWidth(w)  ((w)->boxWidth - 2*BorderOf(w) - (w)->maxchoicelen)
#define updateViewWidth(w, widest) \
	(w)->maxLeftChar = (((w)->boxWidth > widest) \
			      ? 0 \
			      : (widest - AvailableWidth(w)))
#define WidestItem(w)      ((w)->maxLeftChar + AvailableWidth(w))

#define SCREENPOS(w,n) (w)->itemPos[n] - (w)->leftChar + scrollbarAdj /* + BorderOf(w) */

DeclareCDKObjects(SELECTION, Selection, setCdk, Int);

/*
 * This function creates a selection widget.
 */
CDKSELECTION *newCDKSelection (CDKSCREEN *cdkscreen, int xplace, int yplace, int splace, int height, int width, char *title, char **list, int listSize, char **choices, int choiceCount, chtype highlight, boolean Box, boolean shadow)
{
   CDKSELECTION *selection	= 0;
   int widestItem		= -1;
   int parentWidth		= getmaxx(cdkscreen->window);
   int parentHeight		= getmaxy(cdkscreen->window);
   int boxWidth			= width;
   int boxHeight		= height;
   int xpos			= xplace;
   int ypos			= yplace;
   int j			= 0;
   int junk2;

   static const struct { int from; int to; } bindings[] = {
	     	{ CDK_BACKCHAR,	KEY_PPAGE },
	     	{ CDK_FORCHAR,	KEY_NPAGE },
		{ 'g',		KEY_HOME },
		{ '1',		KEY_HOME },
		{ 'G',		KEY_END },
		{ '<',		KEY_HOME },
		{ '>',		KEY_END },
   };

   if (choiceCount <= 0
    || (selection = newCDKObject(CDKSELECTION, &my_funcs)) == 0
    || (selection->choice    = typeCallocN(chtype *, choiceCount + 1)) == 0
    || (selection->choicelen = typeCallocN(int,      choiceCount + 1)) == 0)
   {
      destroyCDKObject(selection);
      return (0);
   }

   setCDKSelectionBox (selection, Box);

  /*
   * If the height is a negative value, the height will
   * be ROWS-height, otherwise, the height will be the
   * given height.
   */
   boxHeight = setWidgetDimension (parentHeight, height, 0);

  /*
   * If the width is a negative value, the width will
   * be COLS-width, otherwise, the width will be the
   * given width.
   */
   boxWidth = setWidgetDimension (parentWidth, width, 0);

   boxWidth = setCdkTitle(ObjOf(selection), title, boxWidth);

   /* Set the box height. */
   if (TitleLinesOf(selection) > boxHeight)
   {
      boxHeight = TitleLinesOf(selection)
      		+ MINIMUM(listSize, 8)
		+ 2 * BorderOf(selection);
   }

   selection->maxchoicelen = 0;

   /* Adjust the box width if there is a scroll bar. */
   if (splace == LEFT || splace == RIGHT)
   {
      boxWidth++;
      selection->scrollbar = TRUE;
   }
   else
   {
      selection->scrollbar = FALSE;
   }

  /*
   * Make sure we didn't extend beyond the dimensions of the window.
   */
   selection->boxWidth = (boxWidth > parentWidth ? parentWidth : boxWidth);
   selection->boxHeight = (boxHeight > parentHeight ? parentHeight : boxHeight);

   setViewSize(selection, listSize);

   /* Rejustify the x and y positions if we need to. */
   alignxy (cdkscreen->window, &xpos, &ypos, selection->boxWidth, selection->boxHeight);

   /* Make the selection window */
   selection->win = newwin (selection->boxHeight, selection->boxWidth, ypos, xpos);

   /* Is the window null?? */
   if (selection->win == 0)
   {
      destroyCDKObject(selection);
      return (0);
   }

   /* Turn the keypad on for this window. */
   keypad (selection->win, TRUE);

   /* Create the scrollbar window. */
   if (splace == RIGHT)
   {
      selection->scrollbarWin = subwin (selection->win,
					maxViewSize(selection), 1,
					SCREEN_YPOS(selection, ypos),
					xpos + selection->boxWidth - BorderOf(selection) - 1);
   }
   else if (splace == LEFT)
   {
      selection->scrollbarWin = subwin (selection->win,
					maxViewSize(selection), 1,
					SCREEN_YPOS(selection, ypos),
					SCREEN_XPOS(selection, xpos));
   }
   else
   {
      selection->scrollbarWin = 0;
   }

   /* Set the rest of the variables */
   ScreenOf(selection)			= cdkscreen;
   selection->parent			= cdkscreen->window;
   selection->scrollbarPlacement	= splace;
   selection->maxLeftChar		= 0;
   selection->leftChar			= 0;
   selection->highlight			= highlight;
   selection->choiceCount		= choiceCount;
   initExitType(selection);
   ObjOf(selection)->acceptsFocus	= TRUE;
   ObjOf(selection)->inputWindow	= selection->win;
   selection->shadow			= shadow;

   setCDKSelectionCurrent (selection, 0);

   /* Each choice has to be converted from char * to chtype * */
   for (j = 0; j < choiceCount; j++)
   {
      selection->choice[j]	= char2Chtype (choices[j], &selection->choicelen[j], &junk2);
      selection->maxchoicelen	= MAXIMUM (selection->maxchoicelen, selection->choicelen[j]);
   }

   /* Each item in the needs to be converted to chtype * */
   widestItem = createList(selection, list, listSize);
   if (widestItem > 0)
   {
      updateViewWidth(selection, widestItem);
   }
   else if (listSize)
   {
      destroyCDKObject(selection);
      return (0);
   }

   /* Do we need to create a shadow. */
   if (shadow)
   {
      selection->shadowWin = newwin (boxHeight, boxWidth, ypos + 1, xpos + 1);
   }

   /* Setup the key bindings. */
   for (j = 0; j < (int) SIZEOF(bindings); ++j)
      bindCDKObject (vSELECTION, selection, bindings[j].from, getcCDKBind, (void *)(long)bindings[j].to);

   /* Register this baby. */
   registerCDKObject (cdkscreen, vSELECTION, selection);

   /* Return the selection list */
   return (selection);
}

/*
 * Put the cursor on the currently-selected item.
 */
static void fixCursorPosition (CDKSELECTION *selection)
{
   int scrollbarAdj = (selection->scrollbarPlacement == LEFT) ?  1 :  0;
   int ypos = SCREEN_YPOS(selection, selection->currentItem - selection->currentTop);
   int xpos = SCREEN_XPOS(selection, 0) + scrollbarAdj;

   wmove(InputWindowOf(selection), ypos, xpos);
   wrefresh(InputWindowOf(selection));
}

/*
 * This actually manages the selection widget...
 */
int activateCDKSelection (CDKSELECTION *selection, chtype *actions)
{
   /* Draw the selection list */
   drawCDKSelection (selection, ObjOf(selection)->box);

   if (actions == 0)
   {
      chtype input;
      boolean functionKey;
      int ret;

      for (;;)
      {
	 fixCursorPosition (selection);
	 input = getchCDKObject (ObjOf(selection), &functionKey);

	 /* Inject the character into the widget. */
	 ret = injectCDKSelection (selection, input);
	 if (selection->exitType != vEARLY_EXIT)
	 {
	    return ret;
	 }
      }
   }
   else
   {
      int length = chlen (actions);
      int j = 0;
      int ret;

      /* Inject each character one at a time. */
      for (j = 0; j < length; j++)
      {
	 ret = injectCDKSelection (selection, actions[j]);
	 if (selection->exitType != vEARLY_EXIT)
	 {
	    return ret;
	 }
      }
   }

   /* Set the exit type and return. */
   setExitType(selection, 0);
   return 0;
}

/*
 * This injects a single character into the widget.
 */
static int _injectCDKSelection (CDKOBJS *object, chtype input)
{
   CDKSELECTION *selection = (CDKSELECTION *)object;
   int ppReturn = 1;
   int ret = unknownInt;
   bool complete = FALSE;

   /* Set the exit type. */
   setExitType(selection, 0);

   /* Draw the selection list */
   drawCDKSelectionList (selection, ObjOf(selection)->box);

   /* Check if there is a pre-process function to be called. */
   if (PreProcessFuncOf(selection) != 0)
   {
      /* Call the pre-process function. */
      ppReturn = PreProcessFuncOf(selection) (vSELECTION, selection, PreProcessDataOf(selection), input);
   }

   /* Should we continue? */
   if (ppReturn != 0)
   {
      /* Check for a predefined binding. */
      if (checkCDKObjectBind (vSELECTION, selection, input) != 0)
      {
	 checkEarlyExit(selection);
	 complete = TRUE;
      }
      else
      {
	 switch (input)
	 {
	    case KEY_UP :
		 scroller_KEY_UP(selection);
		 break;

	    case KEY_DOWN :
		 scroller_KEY_DOWN(selection);
		 break;

	    case KEY_RIGHT :
		 scroller_KEY_RIGHT(selection);
		 break;

	    case KEY_LEFT :
		 scroller_KEY_LEFT(selection);
		 break;

	    case KEY_PPAGE :
		 scroller_KEY_PPAGE(selection);
		 break;

	    case KEY_NPAGE :
		 scroller_KEY_NPAGE(selection);
		 break;

	    case KEY_HOME :
		 scroller_KEY_HOME(selection);
		 break;

	    case KEY_END :
		 scroller_KEY_END(selection);
		 break;

	    case '$' :
		 selection->leftChar = selection->maxLeftChar;
		 break;

	    case '|' :
		 selection->leftChar = 0;
		 break;

	    case SPACE :
		 if (selection->mode[selection->currentItem] == 0)
		 {
		    if (selection->selections[selection->currentItem] == selection->choiceCount - 1)
		    {
		       selection->selections[selection->currentItem] = 0;
		    }
		    else
		    {
		       selection->selections[selection->currentItem]++;
		    }
		 }
		 else
		 {
		    Beep();
		 }
		 break;

	    case KEY_ESC :
		 setExitType(selection, input);
		 complete = TRUE;
		 break;

	    case KEY_TAB : case KEY_ENTER :
		 setExitType(selection, input);
		 ret = 1;
		 complete = TRUE;
		 break;

	    case CDK_REFRESH :
		 eraseCDKScreen (ScreenOf(selection));
		 refreshCDKScreen (ScreenOf(selection));
		 break;

	    default :
		 break;
	 }
      }

      /* Should we call a post-process? */
      if (!complete && (PostProcessFuncOf(selection) != 0))
      {
	 PostProcessFuncOf(selection) (vSELECTION, selection, PostProcessDataOf(selection), input);
      }
   }

   if (!complete) {
      drawCDKSelectionList (selection, ObjOf(selection)->box);
      setExitType(selection, 0);
   }

   ResultOf(selection).valueInt = ret;
   fixCursorPosition (selection);
   return (ret != unknownInt);
}

/*
 * This moves the selection field to the given location.
 */
static void _moveCDKSelection (CDKOBJS *object, int xplace, int yplace, boolean relative, boolean refresh_flag)
{
   CDKSELECTION *selection = (CDKSELECTION *)object;
   int currentX = getbegx(selection->win);
   int currentY = getbegy(selection->win);
   int xpos	= xplace;
   int ypos	= yplace;
   int xdiff	= 0;
   int ydiff	= 0;

   /*
    * If this is a relative move, then we will adjust where we want
    * to move to.
    */
   if (relative)
   {
      xpos = getbegx(selection->win) + xplace;
      ypos = getbegy(selection->win) + yplace;
   }

   /* Adjust the window if we need to. */
   alignxy (WindowOf(selection), &xpos, &ypos, selection->boxWidth, selection->boxHeight);

   /* Get the difference. */
   xdiff = currentX - xpos;
   ydiff = currentY - ypos;

   /* Move the window to the new location. */
   moveCursesWindow(selection->win, -xdiff, -ydiff);
   moveCursesWindow(selection->scrollbarWin, -xdiff, -ydiff);
   moveCursesWindow(selection->shadowWin, -xdiff, -ydiff);

   /* Touch the windows so they 'move'. */
   refreshCDKWindow (WindowOf(selection));

   /* Redraw the window, if they asked for it. */
   if (refresh_flag)
   {
      drawCDKSelection (selection, ObjOf(selection)->box);
   }
}

/*
 * This function draws the selection list.
 */
static void _drawCDKSelection (CDKOBJS *object, boolean Box)
{
   CDKSELECTION *selection = (CDKSELECTION *)object;

   /* Draw in the shadow if we need to. */
   if (selection->shadowWin != 0)
   {
      drawShadow (selection->shadowWin);
   }

   drawCdkTitle (selection->win, object);

   /* Redraw the list */
   drawCDKSelectionList (selection, Box);
}

static int maxViewSize(CDKSELECTION *widget)
{
   return scroller_MaxViewSize(widget);
}

/*
 * Set variables that depend upon the list-size.
 */
static void setViewSize(CDKSELECTION *widget, int listSize)
{
   scroller_SetViewSize(widget, listSize);
}

/*
 * This function draws the selection list window.
 */
static void drawCDKSelectionList (CDKSELECTION *selection, boolean Box GCC_UNUSED)
{
   int scrollbarAdj	= (selection->scrollbarPlacement == LEFT) ? 1 : 0;
   int screenPos	= 0;
   int xpos, ypos;
   int j;
   int selItem      = -1;

   /* If there is to be a highlight, assign it now */
   if (ObjOf(selection)->hasFocus)
      selItem = selection->currentItem;

   /* draw the list... */
   for (j = 0; j < selection->viewSize; j++)
   {
      screenPos = SCREENPOS(selection, j + selection->currentTop);
      ypos = SCREEN_YPOS(selection, j);
      xpos = SCREEN_XPOS(selection, 0);

      /* Draw the empty line. */
      writeBlanks (selection->win,
		   xpos,
		   ypos,
		   HORIZONTAL, 0,
		   getmaxx(selection->win));

      /* Draw the selection item. */
      writeChtypeAttrib (selection->win,
		   (screenPos >= 0) ? screenPos : 1,
		   ypos,
		   selection->item[j + selection->currentTop],
		   ((j + selection->currentTop == selItem)
		     ? selection->highlight
		     : A_NORMAL),
		   HORIZONTAL,
		   (screenPos >= 0) ? 0 : (1 - screenPos),
		   selection->itemLen[j + selection->currentTop]);

      /* Draw the choice value. */
      writeChtype (selection->win,
		   xpos + scrollbarAdj,
		   ypos,
		   selection->choice[selection->selections[j + selection->currentTop]],
		   HORIZONTAL,
		   0,
		   selection->choicelen[selection->selections[j + selection->currentTop]]);
   }

   /* Determine where the toggle is supposed to be. */
   if (selection->scrollbar)
   {
      selection->togglePos = floorCDK(selection->currentItem * selection->step);
      selection->togglePos = MINIMUM(selection->togglePos, getmaxy(selection->scrollbarWin) - 1);

      mvwvline (selection->scrollbarWin, 0, 0, ACS_CKBOARD, getmaxy(selection->scrollbarWin));
      mvwvline (selection->scrollbarWin, selection->togglePos, 0, ' ' | A_REVERSE, selection->toggleSize);
   }

   /* Box it if needed */
   if (ObjOf(selection)->box)
   {
      drawObjBox (selection->win, ObjOf(selection));
   }

   fixCursorPosition (selection);
}

/*
 * This sets the background attribute of the widget.
 */
static void _setBKattrSelection (CDKOBJS *object, chtype attrib)
{
   if (object != 0)
   {
      CDKSELECTION *widget = (CDKSELECTION *) object;

      wbkgd (widget->win, attrib);
      if (widget->scrollbarWin != 0)
      {
	 wbkgd (widget->scrollbarWin, attrib);
      }
   }
}

static void destroyInfo (CDKSELECTION *widget)
{
   CDKfreeChtypes (widget->item);
   widget->item = 0;

   freeAndNull (widget->itemPos);
   freeAndNull (widget->itemLen);
   freeAndNull (widget->selections);
   freeAndNull (widget->mode);
}

/*
 * This function destroys the selection list.
 */
static void _destroyCDKSelection (CDKOBJS *object)
{
   if (object != 0)
   {
      CDKSELECTION *selection = (CDKSELECTION *)object;

      cleanCdkTitle (object);
      CDKfreeChtypes (selection->choice);
      freeChecked (selection->choicelen);
      destroyInfo (selection);

      /* Clean up the windows. */
      deleteCursesWindow (selection->scrollbarWin);
      deleteCursesWindow (selection->shadowWin);
      deleteCursesWindow (selection->win);

      /* Clean the key bindings. */
      cleanCDKObjectBindings (vSELECTION, selection);

      /* Unregister this object. */
      unregisterCDKObject (vSELECTION, selection);
   }
}

/*
 * This function erases the selection list from the screen.
 */
static void _eraseCDKSelection (CDKOBJS *object)
{
   if (validCDKObject (object))
   {
      CDKSELECTION *selection = (CDKSELECTION *)object;

      eraseCursesWindow (selection->win);
      eraseCursesWindow (selection->shadowWin);
   }
}

/*
 * This function sets a couple of the selection list attributes.
 */
void setCDKSelection (CDKSELECTION *selection, chtype highlight, int * choices, boolean Box)
{
   setCDKSelectionChoices (selection, choices);
   setCDKSelectionHighlight(selection, highlight);
   setCDKSelectionBox (selection, Box);
}

/*
 * This sets the selection list items.
 */
void setCDKSelectionItems (CDKSELECTION *selection, char **list, int listSize)
{
   int widestItem	= -1;
   int j		= 0;

   widestItem = createList(selection, list, listSize);
   if (widestItem <= 0)
      return;

   /* Clean up the display. */
   for (j = 0; j < selection->viewSize ; j++)
   {
      writeBlanks (selection->win,
		   SCREEN_XPOS(selection, 0),
		   SCREEN_YPOS(selection, j),
		   HORIZONTAL, 0, getmaxx(selection->win));
   }

   setViewSize(selection, listSize);
   setCDKSelectionCurrent (selection, 0);

   updateViewWidth(selection, widestItem);
}
int getCDKSelectionItems (CDKSELECTION *selection, char **list)
{
   int j;

   if (list != 0)
   {
      for (j = 0; j < selection->listSize; j++)
      {
	 list[j] = chtype2Char (selection->item[j]);
      }
   }
   return selection->listSize;
}

/*
 *
 */
void setCDKSelectionTitle (CDKSELECTION *selection, char *title)
{
   /* Make sure the title isn't null. */
   if (title == 0)
   {
      return;
   }

   (void) setCdkTitle(ObjOf(selection), title, - (selection->boxWidth + 1));

   setViewSize(selection, selection->listSize);
}
char *getCDKSelectionTitle (CDKSELECTION *selection GCC_UNUSED)
{
   return chtype2Char(*TitleOf(selection));
}

/*
 * This sets the highlight bar.
 */
void setCDKSelectionHighlight (CDKSELECTION *selection, chtype highlight)
{
   selection->highlight = highlight;
}
chtype getCDKSelectionHighlight (CDKSELECTION *selection)
{
   return selection->highlight;
}

/*
 * This sets the default choices for the selection list.
 */
void setCDKSelectionChoices (CDKSELECTION *selection, int * choices)
{
   int j;

   /* Set the choice values in the selection list. */
   for (j = 0; j < selection->listSize; j++)
   {
      if (choices[j] < 0)
      {
	 selection->selections[j] = 0;
      }
      else if (choices[j] > selection->choiceCount)
      {
	 selection->selections[j] = selection->choiceCount - 1;
      }
      else
      {
	 selection->selections[j] = choices[j];
      }
   }
}
int *getCDKSelectionChoices (CDKSELECTION *selection)
{
   return selection->selections;
}

/*
 * This sets a single item's choice value.
 */
void setCDKSelectionChoice (CDKSELECTION *selection, int Index, int choice)
{
   int correctChoice = choice;
   int correctIndex = Index;

   /* Verify that the choice value is in range. */
   if (choice < 0)
   {
      correctChoice = 0;
   }
   else if (choice > selection->choiceCount)
   {
      correctChoice = selection->choiceCount - 1;
   }

   /* Make sure the index isn't out of range. */
   if (Index < 0)
   {
      Index = 0;
   }
   else if (Index > selection->listSize)
   {
      Index = selection->listSize - 1;
   }

   /* Set the choice value. */
   selection->selections[correctIndex] = correctChoice;
}
int getCDKSelectionChoice (CDKSELECTION *selection, int Index)
{
   /* Make sure the index isn't out of range. */
   if (Index < 0)
   {
      return selection->selections[0];
   }
   else if (Index > selection->listSize)
   {
      return selection->selections[selection->listSize - 1];
   }
   else
   {
      return selection->selections[Index];
   }
}

/*
 * This sets the modes of the items in the selection list. Currently
 * there are only two: editable=0 and read-only=1
 */
void setCDKSelectionModes (CDKSELECTION *selection, int * modes)
{
   int j;

   /* Make sure the widget pointer is not null. */
   if (selection == 0)
   {
      return;
   }

   /* Set the modes. */
   for (j = 0; j < selection->listSize; j++)
   {
      selection->mode[j] = modes[j];
   }
}
int *getCDKSelectionModes (CDKSELECTION *selection)
{
   return selection->mode;
}

/*
 * This sets a single mode of an item in the selection list.
 */
void setCDKSelectionMode (CDKSELECTION *selection, int Index, int mode)
{
   /* Make sure the widget pointer is not null. */
   if (selection == 0)
   {
      return;
   }

   /* Make sure the index isn't out of range. */
   if (Index < 0)
   {
      selection->mode[0] = mode;
   }
   else if (Index > selection->listSize)
   {
      selection->mode[selection->listSize - 1] = mode;
   }
   else
   {
      selection->mode[Index] = mode;
   }
}
int getCDKSelectionMode (CDKSELECTION *selection, int Index)
{
   /* Make sure the index isn't out of range. */
   if (Index < 0)
   {
      return selection->mode[0];
   }
   else if (Index > selection->listSize)
   {
      return selection->mode[selection->listSize - 1];
   }
   else
   {
      return selection->mode[Index];
   }
}

/*
 * This sets the box attribute of the widget.
 */
void setCDKSelectionBox (CDKSELECTION *selection, boolean Box)
{
   ObjOf(selection)->box = Box;
   ObjOf(selection)->borderSize = Box ? 1 : 0;
}
boolean getCDKSelectionBox (CDKSELECTION *selection)
{
   return ObjOf(selection)->box;
}

/*
 * set/get the current item index
 */
void setCDKSelectionCurrent (CDKSELECTION *selection, int item)
{
   scroller_SetPosition(selection, item);
}

int getCDKSelectionCurrent (CDKSELECTION *selection)
{
   return selection->currentItem;
}

/*
 * methods for generic type methods
 */
static void _focusCDKSelection(CDKOBJS *object)
{
   CDKSELECTION *selection = (CDKSELECTION *)object;

   drawCDKSelectionList (selection, ObjOf(selection)->box);
}

static void _unfocusCDKSelection(CDKOBJS *object)
{
   CDKSELECTION *selection = (CDKSELECTION *)object;

   drawCDKSelectionList (selection, ObjOf(selection)->box);
}

static int createList(CDKSELECTION *selection, char **list, int listSize)
{
   int status = 0;
   int widestItem = 0;
   int j;

   if (listSize > 0)
   {
      chtype **	newList = typeCallocN(chtype *, listSize + 1);
      int *	newLen  = typeCallocN(int, listSize + 1);
      int *	newPos  = typeCallocN(int, listSize + 1);
      int *	newSel  = typeCallocN(int, listSize + 1);
      int *	newMode = typeCallocN(int, listSize + 1);

      if (newList != 0
       && newLen != 0
       && newPos != 0
       && newSel != 0
       && newMode != 0)
      {
	 int boxWidth = AvailableWidth(selection);
	 int adjust = selection->maxchoicelen + BorderOf(selection);

	 status = 1;
	 for (j = 0; j < listSize; j++)
	 {
	    newList[j] = char2Chtype (list[j], &newLen[j], &newPos[j]);
	    if (newList[j] == 0)
	    {
	       status = 0;
	       break;
	    }
	    newPos[j]  = justifyString (boxWidth, newLen[j], newPos[j]) + adjust;
	    widestItem = MAXIMUM (widestItem, newLen[j]);
	 }

	 if (status)
	 {
	    destroyInfo (selection);

	    selection->item	  = newList;
	    selection->itemPos	  = newPos;
	    selection->itemLen	  = newLen;
	    selection->selections = newSel;
	    selection->mode	  = newMode;
	 }
	 else
	 {
	    CDKfreeChtypes (newList);
	    freeChecked (newPos);
	    freeChecked (newLen);
	    freeChecked (newSel);
	    freeChecked (newMode);
	 }
      }
   }
   else
   {
      destroyInfo (selection);
   }

   return status ? widestItem : 0;
}

dummyRefreshData(Selection)

dummySaveData(Selection)
