path: root/xts5/Xt3/XtInitializeWidgetClass/XtInitializeWidgetClass.m

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$Header: /cvs/xtest/xtest/xts5/tset/Xt3/XtInitializeWidgetClass/XtInitializeWidgetClass.m,v 1.1 2005-02-12 14:37:59 anderson Exp $

Copyright (c) Applied Testing and Technology, Inc. 1993, 1994, 1995
Copyright (c) 88open Consortium, Ltd. 1990, 1991, 1992, 1993
All Rights Reserved.

>># 
>># Project: VSW5
>># 
>># File: tset/Xt3/XtInitializeWidgetClass/XtInitializeWidgetClass.m
>># 
>># Description:
>>#	Tests for XtInitializeWidgetClass()
>># 
>># Modifications:
>># $Log: tintlzwdgt.m,v $
>># Revision 1.1  2005-02-12 14:37:59  anderson
>># Initial revision
>>#
>># Revision 8.0  1998/12/23 23:36:13  mar
>># Branch point for Release 5.0.2
>>#
>># Revision 7.0  1998/10/30 22:59:01  mar
>># Branch point for Release 5.0.2b1
>>#
>># Revision 6.0  1998/03/02 05:27:25  tbr
>># Branch point for Release 5.0.1
>>#
>># Revision 5.0  1998/01/26 03:23:58  tbr
>># Branch point for Release 5.0.1b1
>>#
>># Revision 4.0  1995/12/15 09:15:30  tbr
>># Branch point for Release 5.0.0
>>#
>># Revision 3.1  1995/12/15  01:19:08  andy
>># Prepare for GA Release
>>#
>>EXTERN
#include <X11/IntrinsicP.h>
#include <X11/ConstrainP.h>
#include <X11/CoreP.h>
#include <xt/SquareCelP.h>

XtAppContext app_ctext;
Widget topLevel, panedw, boxw1, boxw2;
Widget labelw, rowcolw, click_quit;
>>TITLE XtInitializeWidgetClass Xt3
void
XtInitializeWidgetClass(object_class)
>>EXTERN
/*
 * SquareCell.c - Square Widget 
 */
#define INTERNAL_WIDTH    2
#define INTERNAL_HEIGHT 4
#define DEFAULT_PIXMAP_WIDTH    1  /* in cells */
#define DEFAULT_PIXMAP_HEIGHT   1  /* in cells */
#define DEFAULT_CELL_SIE   20  /* in pixels */
/* values for instance variable is_drawn */
#define DRAWN 1
#define UNDRAWN 0
/* modes for drawing */
#define DRAW 1
#define UNDRAW 0
#define MAXLINES 10   /* max of horiz or vertical cells */
#define SCROLLBARWIDTH 15
#define DEFAULTWIDTH 300  /* widget size when show_all is False */
#define offset(field) XtOffsetOf(SquareCellRec, field)
static XtResource resources[] = {
	{
	XtNforeground, 
	XtCForeground, 
	XtRPixel, 
	sizeof(Pixel),
	offset(squareCell.foreground), 
	XtRString, 
	XtDefaultForeground
	},
     {
    XavsNtoggleCallback, 
    XavsCToggleCallback, 
    XtRCallback, 
    sizeof(XtPointer),
    offset(squareCell.callback), 
    XtRCallback, 
    NULL
     },
     {
    XavsNcellSizeInPixels, 
    XavsCCellSizeInPixels, 
    XtRInt, sizeof(int),
    offset(squareCell.cell_size_in_pixels), 
    XtRImmediate, 
    (XtPointer)DEFAULT_CELL_SIE
     },
     {
    XavsNpixmapWidthInCells, 
    XavsCPixmapWidthInCells, 
    XtRDimension, 
    sizeof(Dimension),
    offset(squareCell.pixmap_width_in_cells), 
    XtRImmediate, 
    (XtPointer)DEFAULT_PIXMAP_WIDTH
     },
     {
    XavsNpixmapHeightInCells, 
    XavsCPixmapHeightInCells, 
    XtRDimension, 
    sizeof(Dimension),
    offset(squareCell.pixmap_height_in_cells), 
    XtRImmediate, 
    (XtPointer)DEFAULT_PIXMAP_HEIGHT
     },
     {
    XavsNcurX, 
    XavsCCurX, 
    XtRInt, 
    sizeof(int),
    offset(squareCell.cur_x), 
    XtRImmediate, 
    (XtPointer) 0
     },
     {
    XavsNcurY, 
    XavsCCurY, 
    XtRInt, 
    sizeof(int),
    offset(squareCell.cur_y), 
    XtRImmediate, 
    (XtPointer) 0
     },
     {
    XavsNcellArray, 
    XavsCCellArray, 
    XtRString, 
    sizeof(String),
    offset(squareCell.cell), 
    XtRImmediate, 
    (XtPointer) 0
     },
     {
    XavsNshowEntireBitmap, 
    XavsCShowEntireBitmap, 
    XtRBoolean, 
    sizeof(Boolean),
    offset(squareCell.show_all), 
    XtRImmediate, 
    (XtPointer) TRUE
     },
};
/* Declaration of methods */
static void Initialize();
static void Redisplay();
static void Destroy();
static void Resize();
static Boolean SetValues();
static XtGeometryResult QueryGeometry();
/* these Core methods not needed by SquareCell:
 *
 * static void ClassInitialize();
 * static void Realize();
 */
/* the following are private functions unique to SquareCell */
static void DrawPixmaps(), DoCell(), ChangeCellSize();
/* the following are actions of SquareCell */
static void DrawCell(), UndrawCell(), ToggleCell();
/* The following are public functions of SquareCell, declared extern
 * in the public include file: */
char *SquareCellGetArray(); 
static char defaultTranslations[] =
    "<Btn1Down>:    DrawCell()	    \n\
    <Btn2Down>:    UndrawCell()	  \n\
    <Btn3Down>:    ToggleCell()	  \n\
    <Btn1Motion>:  DrawCell()	    \n\
    <Btn2Motion>:  UndrawCell()	  \n\
    <Btn3Motion>:  ToggleCell()";
static XtActionsRec actions[] = {
        {"DrawCell", DrawCell},
        {"UndrawCell", UndrawCell},
        {"ToggleCell", ToggleCell},
};
/* definition in SquareCell.h */
static SquareCellPointInfo info;
SquareCellClassRec squareCellClassRec = {
    {
    /* core_class fields */
    /* superclass        */ (WidgetClass) &coreClassRec,
    /* class_name        */ "SquareCell",
    /* widget_size       */ sizeof(SquareCellRec),
    /* class_initialize      */ NULL,
    /* class_part_initialize     */ NULL,
    /* class_inited	*/ FALSE,
    /* initialize        */ Initialize,
    /* initialize_hook       */ NULL,
    /* realize	 */ XtInheritRealize,
    /* actions	 */ actions,
    /* num_actions       */ XtNumber(actions),
    /* resources         */ resources,
    /* num_resources         */ XtNumber(resources),
    /* xrm_class         */ NULLQUARK,
    /* compress_motion       */ TRUE,
    /* compress_exposure     */ XtExposeCompressMultiple,
    /* compress_enterleave   */ TRUE,
    /* visible_interest      */ FALSE,
    /* destroy	 */ Destroy,
    /* resize	  */ Resize,
    /* expose	  */ Redisplay,
    /* set_values        */ SetValues,
    /* set_values_hook       */ NULL,
    /* set_values_almost     */ XtInheritSetValuesAlmost,
    /* get_values_hook       */ NULL,
    /* accept_focus      */ NULL,
    /* version	 */ XtVersion,
    /* callback_private      */ NULL,
    /* tm_table	*/ defaultTranslations,
    /* query_geometry        */ QueryGeometry,
    /* display_accelerator       */ XtInheritDisplayAccelerator,
    /* extension	 */ NULL
    },
	{/* simple_class fields */
	/* change_sensitive */	XtInheritChangeSensitive,
	},
    {
    /* extension	*/        0,
    },
};
WidgetClass squareCellWidgetClass = (WidgetClass) & squareCellClassRec;
static void
GetDrawGC(w)
Widget w;
{
    SquareCellWidget cw = (SquareCellWidget) w;
    XGCValues values;
    XtGCMask mask = GCForeground | GCBackground | GCDashOffset | 
	  GCDashList | GCLineStyle;
    /* 
     * Setting foreground and background to 1 and 0 looks like a 
     * kludge but isn't.  This GC is used for drawing
     * into a pixmap of depth one.  Real colors are applied with a
     * separate GC when the pixmap is copied into the window.
     */
    values.foreground = 1;
    values.background = 0;
    values.dashes = 1;
    values.dash_offset = 0;
    values.line_style = LineOnOffDash;
    cw->squareCell.draw_gc = XCreateGC(XtDisplay(cw), 
	   cw->squareCell.big_picture, mask, &values);
}
static void
GetUndrawGC(w)
Widget w;
{
    SquareCellWidget cw = (SquareCellWidget) w;
    XGCValues values;
    XtGCMask mask = GCForeground | GCBackground;
    /* this looks like a kludge but isn't.  This GC is used for drawing
     * into a pixmap of depth one.  Real colors are applied as the 
     * pixmap is copied into the window.
     */
    values.foreground = 0;
    values.background = 1;
    cw->squareCell.undraw_gc = XCreateGC(XtDisplay(cw), 
	    cw->squareCell.big_picture, mask, &values);
}
static void
GetCopyGC(w)
Widget w;
{
    SquareCellWidget cw = (SquareCellWidget) w;
    XGCValues values;
    XtGCMask mask = GCForeground | GCBackground;
    values.foreground = cw->squareCell.foreground;
    values.background = cw->core.background_pixel;
    cw->squareCell.copy_gc = XtGetGC((Widget)cw, mask, &values);
}
static void
Initialize(treq, tnew, args, num_args)
Widget treq, tnew;
ArgList args;
Cardinal *num_args;
{
    SquareCellWidget new = (SquareCellWidget) tnew;
    new->squareCell.cur_x = 0;
    new->squareCell.cur_y = 0;
    /* 
     *  Check instance values set by resources that may be invalid. 
     */
    if ((new->squareCell.pixmap_width_in_cells < 1) ||
	  (new->squareCell.pixmap_height_in_cells < 1))  {
        XtWarning("SquareCell: pixmapWidth and/or pixmapHeight is too small (using 10 x 10)."); 
        new->squareCell.pixmap_width_in_cells = 10;
        new->squareCell.pixmap_height_in_cells = 10;
    }
    if (new->squareCell.cell_size_in_pixels < 5) {
        XtWarning("SquareCell: cellSize is too small (using 5)."); 
        new->squareCell.cell_size_in_pixels = 5;
    }
    if ((new->squareCell.cur_x < 0) ||  (new->squareCell.cur_y < 0)) {
        XtWarning("SquareCell: cur_x and cur_y must be non-negative (using 0, 0)."); 
        new->squareCell.cur_x = 0;
        new->squareCell.cur_y = 0;
    }
    if (new->squareCell.cell == NULL)
        new->squareCell.cell = XtCalloc( 
	new->squareCell.pixmap_width_in_cells * 
	new->squareCell.pixmap_height_in_cells, sizeof(char));
    else
        new->squareCell.user_allocated = True;  /* user supplied cell array */
    new->squareCell.pixmap_width_in_pixels = 
	 new->squareCell.pixmap_width_in_cells * 
	 new->squareCell.cell_size_in_pixels;
    new->squareCell.pixmap_height_in_pixels = 
	 new->squareCell.pixmap_height_in_cells * 
	 new->squareCell.cell_size_in_pixels;
    if (new->core.width == 0) {
        if (new->squareCell.show_all == False)
	  new->core.width = (new->squareCell.pixmap_width_in_pixels 
	    > DEFAULTWIDTH) ? DEFAULTWIDTH : 
	    (new->squareCell.pixmap_width_in_pixels);
        else
	  new->core.width = new->squareCell.pixmap_width_in_pixels;
    }
    if (new->core.height == 0) {
        if (new->squareCell.show_all == False)
	  new->core.height = 
	    (new->squareCell.pixmap_height_in_pixels > 
	    DEFAULTWIDTH) ? DEFAULTWIDTH : 
	    (new->squareCell.pixmap_height_in_pixels);
        else
	  new->core.height = new->squareCell.pixmap_height_in_pixels;
    }
    CreateBigPixmap(new);
    GetDrawGC(new);
    GetUndrawGC(new);
    GetCopyGC(new);
    DrawIntoBigPixmap(new);
}
static void
Redisplay(w, event)
Widget w;
XExposeEvent *event;
{
    SquareCellWidget cw = (SquareCellWidget) w;
    register int x, y;
    unsigned int width, height;
    if (!XtIsRealized((Widget)cw))
    return;
    if (event) {  /* called from btn-event or expose */
        x = event->x;
        y = event->y; 
        width = event->width;
        height =  event->height;
    } 
    else {        /* called because complete redraw */
        x = 0;
        y = 0; 
        width = cw->squareCell.pixmap_width_in_pixels;
        height = cw->squareCell.pixmap_height_in_pixels;
    }
    if (DefaultDepthOfScreen(XtScreen(cw)) == 1)
        XCopyArea(XtDisplay(cw), cw->squareCell.big_picture, 
	XtWindow(cw), cw->squareCell.copy_gc, x + 
	cw->squareCell.cur_x, y + cw->squareCell.cur_y, 
	width, height, x, y);
    else
        XCopyPlane(XtDisplay(cw), cw->squareCell.big_picture, 
	XtWindow(cw), cw->squareCell.copy_gc, x + 
	cw->squareCell.cur_x, y + cw->squareCell.cur_y, 
	width, height, x, y, 1);
}
static Boolean
SetValues(current, request, new, args, num_args)
Widget current, request, new;
ArgList args;
Cardinal *num_args;
{
    SquareCellWidget curcw = (SquareCellWidget) current;
    SquareCellWidget newcw = (SquareCellWidget) new;
    Boolean do_redisplay = False;
    /*
    ** XtSetValues invoked procedure SetValues
    */
    if (curcw->squareCell.foreground != newcw->squareCell.foreground) {
        XtReleaseGC((Widget)curcw, curcw->squareCell.copy_gc);
        GetCopyGC(newcw);
        do_redisplay = True;
    }
    if ((curcw->squareCell.cur_x != newcw->squareCell.cur_x) || 
	  (curcw->squareCell.cur_y != newcw->squareCell.cur_y))
        do_redisplay = True;
    if (curcw->squareCell.cell_size_in_pixels != 
	  newcw->squareCell.cell_size_in_pixels) {
        ChangeCellSize(curcw, newcw->squareCell.cell_size_in_pixels);
        do_redisplay = True;
    }
    if (curcw->squareCell.pixmap_width_in_cells != 
	  newcw->squareCell.pixmap_width_in_cells)  {
        newcw->squareCell.pixmap_width_in_cells = 
	curcw->squareCell.pixmap_width_in_cells;
        XtWarning("SquareCell: pixmap_width_in_cells cannot be set by XtSetValues.\n");
    }
    if (curcw->squareCell.pixmap_height_in_cells != 
	  newcw->squareCell.pixmap_height_in_cells) {
        newcw->squareCell.pixmap_height_in_cells = 
	curcw->squareCell.pixmap_height_in_cells;
        XtWarning("SquareCell: pixmap_height_in_cells cannot be set by XtSetValues.\n");
    }
    return do_redisplay;
}
static void
Destroy(w)
Widget w;
{
    SquareCellWidget cw = (SquareCellWidget) w;
    if (cw->squareCell.big_picture)
        XFreePixmap(XtDisplay(cw), cw->squareCell.big_picture);
    if (cw->squareCell.draw_gc)
        XFreeGC(XtDisplay(cw), cw->squareCell.draw_gc);
    if (cw->squareCell.undraw_gc)
        XFreeGC(XtDisplay(cw), cw->squareCell.undraw_gc);
    if (cw->squareCell.copy_gc)
        XFreeGC(XtDisplay(cw), cw->squareCell.copy_gc);
    /* Free memory allocated with Calloc.  This was done
     * only if application didn't supply cell array.
     */
    if (!cw->squareCell.user_allocated)
        XtFree(cw->squareCell.cell);
}
static void
DrawCell(w, event)
Widget w;
XEvent *event;
{
    SquareCellWidget cw = (SquareCellWidget) w;
    DrawPixmaps(cw->squareCell.draw_gc, DRAW, cw, event);
}
static void
UndrawCell(w, event)
Widget w;
XEvent *event;
{
    SquareCellWidget cw = (SquareCellWidget) w;
    DrawPixmaps(cw->squareCell.undraw_gc, UNDRAW, cw, event);
}
static void
ToggleCell(w, event)
Widget w;
XEvent *event;
{
    SquareCellWidget cw = (SquareCellWidget) w;
    static int oldx = -1, oldy = -1;
    GC gc;
    int mode;
    int newx, newy;
    /* This is strictly correct, but doesn't
     * seem to be necessary */
    if (event->type == ButtonPress) {
        newx = (cw->squareCell.cur_x + ((XButtonEvent *)event)->x) / 
        cw->squareCell.cell_size_in_pixels;
        newy = (cw->squareCell.cur_y + ((XButtonEvent *)event)->y) / 
        cw->squareCell.cell_size_in_pixels;
    }
    else  {
        newx = (cw->squareCell.cur_x + ((XMotionEvent *)event)->x) / 
        cw->squareCell.cell_size_in_pixels;
        newy = (cw->squareCell.cur_y + ((XMotionEvent *)event)->y) / 
        cw->squareCell.cell_size_in_pixels;
    }
    if ((mode = cw->squareCell.cell[newx + newy * cw->squareCell.pixmap_width_in_cells]) == DRAWN) {
        gc = cw->squareCell.undraw_gc;
        mode = UNDRAW;
    }
    else {
        gc = cw->squareCell.draw_gc;
        mode = DRAW;
    }
    if (oldx != newx || oldy != newy) {
        oldx = newx;
        oldy = newy;
        DrawPixmaps(gc, mode, cw, event);
    } 
}
static void
DrawPixmaps(gc, mode, w, event)
GC gc;
int mode;
Widget w;
XButtonEvent *event;
{
    SquareCellWidget cw = (SquareCellWidget) w;
    int newx = (cw->squareCell.cur_x + event->x) / 
	   cw->squareCell.cell_size_in_pixels;
    int newy = (cw->squareCell.cur_y + event->y) / 
	   cw->squareCell.cell_size_in_pixels;
    XExposeEvent fake_event;
    /* if already done, return */
    if (cw->squareCell.cell[newx + newy * cw->squareCell.pixmap_width_in_cells] == mode)
        return;
    /* otherwise, draw or undraw */
    XFillRectangle(XtDisplay(cw), cw->squareCell.big_picture, gc,
	  cw->squareCell.cell_size_in_pixels*newx + 2, 
        cw->squareCell.cell_size_in_pixels*newy + 2, 
        (unsigned int)cw->squareCell.cell_size_in_pixels - 3, 
        (unsigned int)cw->squareCell.cell_size_in_pixels - 3);
    cw->squareCell.cell[newx + newy * cw->squareCell.pixmap_width_in_cells] = mode;
    info.mode = mode;
    info.newx = newx;
    info.newy = newy;
    fake_event.x = cw->squareCell.cell_size_in_pixels * newx - cw->squareCell.cur_x;
    fake_event.y = cw->squareCell.cell_size_in_pixels * newy - cw->squareCell.cur_y;
    fake_event.width = cw->squareCell.cell_size_in_pixels;
    fake_event.height = cw->squareCell.cell_size_in_pixels;
    Redisplay(cw, &fake_event);
    XtCallCallbacks((Widget)cw, XavsNtoggleCallback, &info);
}
CreateBigPixmap(w)
Widget w;
{
    SquareCellWidget cw = (SquareCellWidget) w;
    /* always a 1 bit deep pixmap, regardless of screen depth */
    cw->squareCell.big_picture = XCreatePixmap(XtDisplay(cw),
	  RootWindow(XtDisplay(cw), DefaultScreen(XtDisplay(cw))),
	  cw->squareCell.pixmap_width_in_pixels + 2, 
	  cw->squareCell.pixmap_height_in_pixels + 2, 1);
}
DrawIntoBigPixmap(w)
Widget w;
{
    SquareCellWidget cw = (SquareCellWidget) w;
    int n_horiz_segments, n_vert_segments;
    XSegment segment[MAXLINES];
    register int x, y;
    XFillRectangle(XtDisplay(cw), cw->squareCell.big_picture,
        cw->squareCell.undraw_gc, 0, 0, 
        cw->squareCell.pixmap_width_in_pixels 
        + 2, cw->squareCell.pixmap_height_in_pixels + 2);
    n_horiz_segments = cw->squareCell.pixmap_height_in_cells + 1;
    n_vert_segments = cw->squareCell.pixmap_width_in_cells + 1;
    for (x = 0; x < n_horiz_segments; x++) {
        segment[x].x1 = 0;
        segment[x].x2 = (short) cw->squareCell.pixmap_width_in_pixels;
        segment[x].y1 = (short) cw->squareCell.cell_size_in_pixels * x;
        segment[x].y2 = (short) cw->squareCell.cell_size_in_pixels * x;
    }
    XDrawSegments(XtDisplay(cw), cw->squareCell.big_picture, cw->squareCell.draw_gc, segment, n_horiz_segments);
    for (y = 0; y < n_vert_segments; y++) {
        segment[y].x1 = (short) y * cw->squareCell.cell_size_in_pixels;
        segment[y].x2 = (short) y * cw->squareCell.cell_size_in_pixels;
        segment[y].y1 = 0;
        segment[y].y2 = (short) cw->squareCell.pixmap_height_in_pixels;
    }
    XDrawSegments(XtDisplay(cw), cw->squareCell.big_picture, cw->squareCell.draw_gc, segment, n_vert_segments);
    /* draw current cell array into pixmap */
    for (x = 0; x < cw->squareCell.pixmap_width_in_cells; x++) {
        for (y = 0; y < cw->squareCell.pixmap_height_in_cells; y++) {
	  if (cw->squareCell.cell[x + (y * cw->squareCell.pixmap_width_in_cells)] == DRAWN)
	DoCell(cw, x, y, cw->squareCell.draw_gc);
	  else
	DoCell(cw, x, y, cw->squareCell.undraw_gc);
        }
    }
}
/* A Public function, not static */
char *
SquareCellGetArray(w, width_in_cells, height_in_cells)
Widget w;
int *width_in_cells, *height_in_cells;
{
    SquareCellWidget cw = (SquareCellWidget) w;
    *width_in_cells = cw->squareCell.pixmap_width_in_cells;
    *height_in_cells = cw->squareCell.pixmap_height_in_cells;
    return (cw->squareCell.cell);
}
static void
Resize(w)
Widget w;
{
    SquareCellWidget cw = (SquareCellWidget) w;
    /* resize does nothing unless new size is bigger than entire pixmap */
    if ((cw->core.width > cw->squareCell.pixmap_width_in_pixels) &&
	  (cw->core.height > cw->squareCell.pixmap_height_in_pixels)) {
        /* 
         * Calculate the maximum cell size that will allow the
         * entire bitmap to be displayed.
         */
        Dimension w_temp_cell_size_in_pixels, h_temp_cell_size_in_pixels;
        Dimension new_cell_size_in_pixels;
    
        w_temp_cell_size_in_pixels = cw->core.width / cw->squareCell.pixmap_width_in_cells;
        h_temp_cell_size_in_pixels = cw->core.height / cw->squareCell.pixmap_height_in_cells;
    
        if (w_temp_cell_size_in_pixels < h_temp_cell_size_in_pixels)
	  new_cell_size_in_pixels = w_temp_cell_size_in_pixels;
        else
	  new_cell_size_in_pixels = h_temp_cell_size_in_pixels;
    
        /* if size change mandates a new pixmap, make one */
        if (new_cell_size_in_pixels != cw->squareCell.cell_size_in_pixels)
	  ChangeCellSize(cw, new_cell_size_in_pixels);
    }
}
static void
ChangeCellSize(w, new_cell_size)
Widget w;
int new_cell_size;
{
    SquareCellWidget cw = (SquareCellWidget) w;
    int x, y;
    cw->squareCell.cell_size_in_pixels = new_cell_size;
    /* recalculate variables based on cell size */
    cw->squareCell.pixmap_width_in_pixels = 
	   cw->squareCell.pixmap_width_in_cells * 
	   cw->squareCell.cell_size_in_pixels;
    cw->squareCell.pixmap_height_in_pixels = 
	   cw->squareCell.pixmap_height_in_cells * 
	   cw->squareCell.cell_size_in_pixels;
    
    /* destroy old and create new pixmap of correct size */
    XFreePixmap(XtDisplay(cw), cw->squareCell.big_picture);
    CreateBigPixmap(cw);
    
    /* draw lines into new pixmap */
    DrawIntoBigPixmap(cw);
    
    /* draw current cell array into pixmap */
    for (x = 0; x < cw->squareCell.pixmap_width_in_cells; x++) {
        for (y = 0; y < cw->squareCell.pixmap_height_in_cells; y++) {
	  if (cw->squareCell.cell[x + (y * cw->squareCell.pixmap_width_in_cells)] == DRAWN)
	DoCell(cw, x, y, cw->squareCell.draw_gc);
	  else
	DoCell(cw, x, y, cw->squareCell.undraw_gc);
        }
    }
}
static void
DoCell(w, x, y, gc)
Widget w;
int x, y;
GC gc;
{
    SquareCellWidget cw = (SquareCellWidget) w;
        /* otherwise, draw or undraw */
    XFillRectangle(XtDisplay(cw), cw->squareCell.big_picture, gc,
	   cw->squareCell.cell_size_in_pixels * x + 2,
	   cw->squareCell.cell_size_in_pixels * y + 2,
	   (unsigned int)cw->squareCell.cell_size_in_pixels - 3,
	   (unsigned int)cw->squareCell.cell_size_in_pixels - 3);
}
static XtGeometryResult QueryGeometry(w, proposed, answer)
Widget w;
XtWidgetGeometry *proposed, *answer;
{
    SquareCellWidget cw = (SquareCellWidget) w;
	/* set fields we care about */
    answer->request_mode = CWWidth | CWHeight;
    /* initial width and height */
    if (cw->squareCell.show_all == True)
        answer->width = cw->squareCell.pixmap_width_in_pixels;
    else
        answer->width = (cw->squareCell.pixmap_width_in_pixels > 
	DEFAULTWIDTH) ? DEFAULTWIDTH : 
	cw->squareCell.pixmap_width_in_pixels;
    if (cw->squareCell.show_all == True)
        answer->height = cw->squareCell.pixmap_height_in_pixels;
    else
        answer->height = (cw->squareCell.pixmap_height_in_pixels > 
	DEFAULTWIDTH) ? DEFAULTWIDTH : 
	cw->squareCell.pixmap_height_in_pixels;
    if (  ((proposed->request_mode & (CWWidth | CWHeight))
	  == (CWWidth | CWHeight)) &&
	  proposed->width == answer->width &&
	  proposed->height == answer->height)
        return XtGeometryYes;
    else if (answer->width == cw->core.width &&
	  answer->height == cw->core.height)
        return XtGeometryNo;
    else
        return XtGeometryAlmost;
}
>>ASSERTION Good A
A call to void XtInitializeWidgetClass(object_class) shall initialize the
widget class object_class and not create any widgets.
>>CODE
XtResourceList resources_return;
Cardinal num_resources_return;
int i , value;
Arg getargs[1];

	avs_xt_hier("Tintlzwdgt1", "XtInitializeWidgetClass");
	tet_infoline("PREP: Create windows for widgets and map them");
	XtRealizeWidget(topLevel);
	tet_infoline("TEST: Initialize squareCellWidgetClass");
	XtInitializeWidgetClass(squareCellWidgetClass);
	tet_infoline("TEST: Get resource list");
	XtGetResourceList(squareCellWidgetClass,
		  &resources_return, &num_resources_return);
	if (num_resources_return <= 8 ) {
	   	sprintf(ebuf, "ERROR: Resource list did not include superclass resource.");
		tet_infoline(ebuf);
		tet_result(TET_FAIL);
	}
	tet_infoline("TEST: Check XavsNcellSizeInPixels resource value");
	for ( i = 0; i < num_resources_return ; i++ ) {
		if (strcmp(XavsNcellSizeInPixels, resources_return[i].resource_name) == 0 ) {
			check_dec(DEFAULT_CELL_SIE, (int)resources_return[i].default_addr, "Resource value");
		}
	}
	tet_infoline("CLEANUP: Free the resource list.");
	XtFree((char *)resources_return);
	tet_result(TET_PASS);
>>ASSERTION Good A
A call to void XtInitializeWidgetClass(object_class) when the widget 
class object_class is already initialized shall return immediately.
>>CODE
XtResourceList resources_return;
Cardinal num_resources_return;
int i , value;
Arg getargs[1];

	avs_xt_hier("Tintlzwdgt1", "XtInitializeWidgetClass");
	tet_infoline("PREP: Create windows for widgets and map them");
	XtRealizeWidget(topLevel);
	tet_infoline("TEST: Initialize squareCellWidgetClass");
	XtInitializeWidgetClass(squareCellWidgetClass);
	tet_infoline("TEST: Initialize squareCellWidgetClass again");
	XtInitializeWidgetClass(squareCellWidgetClass);
	tet_infoline("TEST: Get resource list");
	XtGetResourceList(squareCellWidgetClass,
		  &resources_return, &num_resources_return);
	if (num_resources_return <= 8 ) {
	   	sprintf(ebuf, "ERROR: Resource list did not include superclass resource.");
		tet_infoline(ebuf);
		tet_result(TET_FAIL);
	}
	tet_infoline("TEST: Check XavsNcellSizeInPixels resource value");
	for ( i = 0; i < num_resources_return ; i++ ) {
		if (strcmp(XavsNcellSizeInPixels, resources_return[i].resource_name) == 0 ) {
			check_dec(DEFAULT_CELL_SIE, (int)resources_return[i].default_addr, "Resource value");
		}
	}
	tet_infoline("CLEANUP: Free the resource list.");
	XtFree((char *)resources_return);
	tet_result(TET_PASS);