ftp.nice.ch/pub/next/graphics/3d/geomview.1.4.1.s.tar.gz#/Geomview/src/lib/mib/mibDrawArea.c

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#include "mibload.h"
#include "mibwidgets.h"

extern Display	*dpy;
extern GC	 mib_gc;

/* Code for DrawingArea */
/*****************************************************************************/

mib_Widget *mib_create_DrawingArea(mib_Widget *parent, char *name, char *label,
	int posx, int posy, int width, int height, int mib_fill)
{
  mib_Widget		*temp;
  mib_DrawingArea	*myres;
  Widget		 wtemp;
  Arg			 args[20];
  int			 n;

  /* create the new widget and add it to the tree */

  temp = mib_new_mib_Widget();
  if (mib_fill == WDEFAULT)
    mib_add_backward(temp, parent);
  else
    mib_add_mib_Widget(temp, parent);
  myres = (mib_DrawingArea *)malloc(sizeof(mib_DrawingArea));

  /* initialize public resources */

  if (mib_fill == WDEFAULT)
  {
    temp->name = (char *)malloc(strlen(name)+1);
    strcpy(temp->name,name);
  }
  temp->mib_class = (char *)malloc(12);
  sprintf(temp->mib_class,"DrawingArea");
  temp->mib_class_num = MIB_DRAWINGAREA;
  temp->width = width;
  temp->height = height;
  temp->topOffset = posy;
  temp->leftOffset = posx;
  temp->bottomOffset = 0;
  temp->rightOffset = 0;
  temp->topAttachment = 1;
  temp->leftAttachment = 1;
  temp->bottomAttachment = 0;
  temp->rightAttachment = 0;

  temp->mib_allowresize = 1;

  /* initialize private resources */

  temp->myres = (void *)myres;
  myres->nothing = 0;

  /* create Xt widget */


  n = 0;
  if (mib_fill == WDEFAULT)
  {
    XtSetArg (args[n], XmNleftAttachment, XmATTACH_FORM); n++;
    XtSetArg (args[n], XmNleftOffset, posx);n++;
    XtSetArg (args[n], XmNtopAttachment, XmATTACH_FORM); n++;
    XtSetArg (args[n], XmNtopOffset, posy);n++;
    XtSetArg (args[n], XmNwidth, width); n++;
    XtSetArg (args[n], XmNheight, height); n++;
  }

  XtSetArg (args[n], XmNbackground, WhitePixel(dpy, DefaultScreen(dpy))); n++;
  XtSetArg (args[n], XmNrubberPositioning, False); n++;
  XtSetArg (args[n], XmNhighlightThickness, 0); n++;

  temp->me = XtCreateManagedWidget(name, xmDrawingAreaWidgetClass,
                temp->parent->me, args, n);
  if (mib_fill == WEDIT || mib_fill == WDEFAULT)
  {
    mib_apply_eventhandlers(temp->me, temp);
  }

  return temp;
}

void mib_delete_DrawingArea(mib_Widget *this)
{
  mib_DrawingArea *temp = (mib_DrawingArea *)this->myres;

  free(temp);
}

void mib_save_DrawingArea(mib_Widget *this, FILE *fout)
{
}

int mib_load_DrawingArea(mib_Widget *this, mib_Buffer *fin)
{
  char          res[MI_MAXSTRLEN];
  char          val[MI_MAXSTRLEN];

  if (!mib_read_line(fin, res, val))
    return 0;

  if (strcmp(res,"EndWidget"))
    return 0;

  return 1;
}

These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.