ryudo/showevent/ShowEvent.c

#include <X11/Intrinsic.h>
#include <X11/Xproto.h>

Boolean use_separate_lines = True;
static char* sep;

/******************************************************************************/
/**** Miscellaneous routines to convert values to their string equivalents ****/
/******************************************************************************/

/* Returns the string equivalent of a boolean parameter */
static char* TorF(bool) int bool;
{
  switch (bool) {
    case True:
      return ("True");

    case False:
      return ("False");

    default:
      return ("?");
  }
}

/* Returns the string equivalent of a property notify state */
static char* PropertyState(state)
int state;
{
  switch (state) {
    case PropertyNewValue:
      return ("PropertyNewValue");

    case PropertyDelete:
      return ("PropertyDelete");

    default:
      return ("?");
  }
}

/* Returns the string equivalent of a visibility notify state */
static char* VisibilityState(state)
int state;
{
  switch (state) {
    case VisibilityUnobscured:
      return ("VisibilityUnobscured");

    case VisibilityPartiallyObscured:
      return ("VisibilityPartiallyObscured");

    case VisibilityFullyObscured:
      return ("VisibilityFullyObscured");

    default:
      return ("?");
  }
}

/* Returns the string equivalent of a timestamp */
static char* ServerTime(time)
Time time;
{
  unsigned long msec;
  unsigned long sec;
  unsigned long min;
  unsigned long hr;
  unsigned long day;
  static char buffer[32];

  msec = time % 1000;
  time /= 1000;
  sec = time % 60;
  time /= 60;
  min = time % 60;
  time /= 60;
  hr = time % 24;
  time /= 24;
  day = time;

  sprintf(
    buffer,
    "%ld day%s %02ld:%02ld:%02ld.%03ld",
    day,
    day == 1 ? "" : "(s)",
    hr,
    min,
    sec,
    msec);
  return (buffer);
}

/* Simple structure to ease the interpretation of masks */
typedef struct _MaskType {
  unsigned int value;
  char* string;
} MaskType;

/* Returns the string equivalent of a mask of buttons and/or modifier keys */
static char* ButtonAndOrModifierState(state)
unsigned int state;
{
  static char buffer[256];
  static MaskType masks[] = {
    {Button1Mask, "Button1Mask"},
    {Button2Mask, "Button2Mask"},
    {Button3Mask, "Button3Mask"},
    {Button4Mask, "Button4Mask"},
    {Button5Mask, "Button5Mask"},
    {ShiftMask, "ShiftMask"},
    {LockMask, "LockMask"},
    {ControlMask, "ControlMask"},
    {Mod1Mask, "Mod1Mask"},
    {Mod2Mask, "Mod2Mask"},
    {Mod3Mask, "Mod3Mask"},
    {Mod4Mask, "Mod4Mask"},
    {Mod5Mask, "Mod5Mask"},
  };
  int num_masks = sizeof(masks) / sizeof(MaskType);
  int i;
  Boolean first = True;

  buffer[0] = 0;

  for (i = 0; i < num_masks; i++)
    if (state & masks[i].value)
      if (first) {
        first = False;
        strcpy(buffer, masks[i].string);
      } else {
        strcat(buffer, " | ");
        strcat(buffer, masks[i].string);
      }
  return (buffer);
}

/* Returns the string equivalent of a mask of configure window values */
static char* ConfigureValueMask(valuemask)
unsigned int valuemask;
{
  static char buffer[256];
  static MaskType masks[] = {
    {CWX, "CWX"},
    {CWY, "CWY"},
    {CWWidth, "CWWidth"},
    {CWHeight, "CWHeight"},
    {CWBorderWidth, "CWBorderWidth"},
    {CWSibling, "CWSibling"},
    {CWStackMode, "CWStackMode"},
  };
  int num_masks = sizeof(masks) / sizeof(MaskType);
  int i;
  Boolean first = True;

  buffer[0] = 0;

  for (i = 0; i < num_masks; i++)
    if (valuemask & masks[i].value)
      if (first) {
        first = False;
        strcpy(buffer, masks[i].string);
      } else {
        strcat(buffer, " | ");
        strcat(buffer, masks[i].string);
      }

  return (buffer);
}

/* Returns the string equivalent of a motion hint */
static char* IsHint(is_hint)
char is_hint;
{
  switch (is_hint) {
    case NotifyNormal:
      return ("NotifyNormal");

    case NotifyHint:
      return ("NotifyHint");

    default:
      return ("?");
  }
}

/* Returns the string equivalent of an id or the value "None" */
static char* MaybeNone(value)
int value;
{
  static char buffer[16];

  if (value == None)
    return ("None");
  else {
    sprintf(buffer, "0x%x", value);
    return (buffer);
  }
}

/* Returns the string equivalent of a colormap state */
static char* ColormapState(state)
int state;
{
  switch (state) {
    case ColormapInstalled:
      return ("ColormapInstalled");

    case ColormapUninstalled:
      return ("ColormapUninstalled");

    default:
      return ("?");
  }
}

/* Returns the string equivalent of a crossing detail */
static char* CrossingDetail(detail)
int detail;
{
  switch (detail) {
    case NotifyAncestor:
      return ("NotifyAncestor");

    case NotifyInferior:
      return ("NotifyInferior");

    case NotifyVirtual:
      return ("NotifyVirtual");

    case NotifyNonlinear:
      return ("NotifyNonlinear");

    case NotifyNonlinearVirtual:
      return ("NotifyNonlinearVirtual");

    default:
      return ("?");
  }
}

/* Returns the string equivalent of a focus change detail */
static char* FocusChangeDetail(detail)
int detail;
{
  switch (detail) {
    case NotifyAncestor:
      return ("NotifyAncestor");

    case NotifyInferior:
      return ("NotifyInferior");

    case NotifyVirtual:
      return ("NotifyVirtual");

    case NotifyNonlinear:
      return ("NotifyNonlinear");

    case NotifyNonlinearVirtual:
      return ("NotifyNonlinearVirtual");

    case NotifyPointer:
      return ("NotifyPointer");

    case NotifyPointerRoot:
      return ("NotifyPointerRoot");

    case NotifyDetailNone:
      return ("NotifyDetailNone");

    default:
      return ("?");
  }
}

/* Returns the string equivalent of a configure detail */
static char* ConfigureDetail(detail)
int detail;
{
  switch (detail) {
    case Above:
      return ("Above");

    case Below:
      return ("Below");

    case TopIf:
      return ("TopIf");

    case BottomIf:
      return ("BottomIf");

    case Opposite:
      return ("Opposite");

    default:
      return ("?");
  }
}

/* Returns the string equivalent of a grab mode */
static char* GrabMode(mode)
int mode;
{
  switch (mode) {
    case NotifyNormal:
      return ("NotifyNormal");

    case NotifyGrab:
      return ("NotifyGrab");

    case NotifyUngrab:
      return ("NotifyUngrab");

    case NotifyWhileGrabbed:
      return ("NotifyWhileGrabbed");

    default:
      return ("?");
  }
}

/* Returns the string equivalent of a mapping request */
static char* MappingRequest(request)
int request;
{
  switch (request) {
    case MappingModifier:
      return ("MappingModifier");

    case MappingKeyboard:
      return ("MappingKeyboard");

    case MappingPointer:
      return ("MappingPointer");

    default:
      return ("?");
  }
}

/* Returns the string equivalent of a stacking order place */
static char* Place(place)
int place;
{
  switch (place) {
    case PlaceOnTop:
      return ("PlaceOnTop");

    case PlaceOnBottom:
      return ("PlaceOnBottom");

    default:
      return ("?");
  }
}

/* Returns the string equivalent of a major code */
static char* MajorCode(code)
int code;
{
  static char buffer[32];

  switch (code) {
    case X_CopyArea:
      return ("X_CopyArea");

    case X_CopyPlane:
      return ("X_CopyPlane");

    default:
      sprintf(buffer, "0x%x", code);
      return (buffer);
  }
}

/* Returns the string equivalent the keycode contained in the key event */
static char* Keycode(ev)
XKeyEvent* ev;
{
  static char buffer[256];
  KeySym keysym_str;
  char* keysym_name;
  char string[256];

  XLookupString(ev, string, 64, &keysym_str, NULL);

  if (keysym_str == NoSymbol)
    keysym_name = "NoSymbol";
  else if (!(keysym_name = XKeysymToString(keysym_str)))
    keysym_name = "(no name)";
  sprintf(
    buffer,
    "%u (keysym 0x%x \"%s\")",
    ev->keycode,
    (unsigned)keysym_str,
    keysym_name);
  return (buffer);
}

/* Returns the string equivalent of an atom or "None"*/
static char* AtomName(Display* dpy, Atom atom) {
  static char buffer[256];
  char* atom_name;

  if (atom == None)
    return ("None");

  atom_name = XGetAtomName(dpy, atom);
  strncpy(buffer, atom_name, 256);
  XFree(atom_name);
  return (buffer);
}

/******************************************************************************/
/**** Routines to print out readable values for the field of various events ***/
/******************************************************************************/

static void VerbMotion(XMotionEvent* ev) {
  printf("window=0x%x%s", (unsigned)ev->window, sep);
  printf("root=0x%x%s", (unsigned)ev->root, sep);
  printf("subwindow=0x%x%s", (unsigned)ev->subwindow, sep);
  printf("time=%s%s", ServerTime(ev->time), sep);
  printf("x=%d y=%d%s", ev->x, ev->y, sep);
  printf("x_root=%d y_root=%d%s", ev->x_root, ev->y_root, sep);
  printf("state=%s%s", ButtonAndOrModifierState(ev->state), sep);
  printf("is_hint=%s%s", IsHint(ev->is_hint), sep);
  printf("same_screen=%s\n", TorF(ev->same_screen));
}

static void VerbButton(XButtonEvent* ev) {
  printf("window=0x%x%s", (unsigned)ev->window, sep);
  printf("root=0x%x%s", (unsigned)ev->root, sep);
  printf("subwindow=0x%x%s", (unsigned)ev->subwindow, sep);
  printf("time=%s%s", ServerTime(ev->time), sep);
  printf("x=%d y=%d%s", ev->x, ev->y, sep);
  printf("x_root=%d y_root=%d%s", ev->x_root, ev->y_root, sep);
  printf("state=%s%s", ButtonAndOrModifierState(ev->state), sep);
  printf("button=%s%s", ButtonAndOrModifierState(ev->button), sep);
  printf("same_screen=%s\n", TorF(ev->same_screen));
}

static void VerbColormap(XColormapEvent* ev) {
  printf("window=0x%x%s", (unsigned)ev->window, sep);
  printf("colormap=%s%s", MaybeNone(ev->colormap), sep);
  printf("new=%s%s", TorF(ev->new), sep);
  printf("state=%s\n", ColormapState(ev->state));
}

static void VerbCrossing(XCrossingEvent* ev) {
  printf("window=0x%x%s", (unsigned)ev->window, sep);
  printf("root=0x%x%s", (unsigned)ev->root, sep);
  printf("subwindow=0x%x%s", (unsigned)ev->subwindow, sep);
  printf("time=%s%s", ServerTime(ev->time), sep);
  printf("x=%d y=%d%s", ev->x, ev->y, sep);
  printf("x_root=%d y_root=%d%s", ev->x_root, ev->y_root, sep);
  printf("mode=%s%s", GrabMode(ev->mode), sep);
  printf("detail=%s%s", CrossingDetail(ev->detail), sep);
  printf("same_screen=%s%s", TorF(ev->same_screen), sep);
  printf("focus=%s%s", TorF(ev->focus), sep);
  printf("state=%s\n", ButtonAndOrModifierState(ev->state));
}

static void VerbExpose(XExposeEvent* ev) {
  printf("window=0x%x%s", (unsigned)ev->window, sep);
  printf("x=%d y=%d%s", ev->x, ev->y, sep);
  printf("width=%d height=%d%s", ev->width, ev->height, sep);
  printf("count=%d\n", ev->count);
}

static void VerbGraphicsExpose(XGraphicsExposeEvent* ev) {
  printf("drawable=0x%x%s", (unsigned)ev->drawable, sep);
  printf("x=%d y=%d%s", ev->x, ev->y, sep);
  printf("width=%d height=%d%s", ev->width, ev->height, sep);
  printf("major_code=%s%s", MajorCode(ev->major_code), sep);
  printf("minor_code=%d\n", ev->minor_code);
}

static void VerbNoExpose(XNoExposeEvent* ev) {
  printf("drawable=0x%x%s", (unsigned)ev->drawable, sep);
  printf("major_code=%s%s", MajorCode(ev->major_code), sep);
  printf("minor_code=%d\n", ev->minor_code);
}

static void VerbFocus(XFocusChangeEvent* ev) {
  printf("window=0x%x%s", (unsigned)ev->window, sep);
  printf("mode=%s%s", GrabMode(ev->mode), sep);
  printf("detail=%s\n", FocusChangeDetail(ev->detail));
}

static void VerbKeymap(XKeymapEvent* ev) {
  int i;

  printf("window=0x%x%s", (unsigned)ev->window, sep);
  printf("key_vector=");
  for (i = 0; i < 32; i++)
    printf("%02x", ev->key_vector[i]);
  printf("\n");
}

static void VerbKey(XKeyEvent* ev) {
  printf("window=0x%x%s", (unsigned)ev->window, sep);
  printf("root=0x%x%s", (unsigned)ev->root, sep);
  printf("subwindow=0x%x%s", (unsigned)ev->subwindow, sep);
  printf("time=%s%s", ServerTime(ev->time), sep);
  printf("x=%d y=%d%s", ev->x, ev->y, sep);
  printf("x_root=%d y_root=%d%s", ev->x_root, ev->y_root, sep);
  printf("state=%s%s", ButtonAndOrModifierState(ev->state), sep);
  printf("keycode=%s%s", Keycode(ev), sep);
  printf("same_screen=%s\n", TorF(ev->same_screen));
}

static void VerbProperty(XPropertyEvent* ev) {
  printf("window=0x%x%s", (unsigned)ev->window, sep);
  printf("atom=%s%s", AtomName(ev->display, ev->atom), sep);
  printf("time=%s%s", ServerTime(ev->time), sep);
  printf("state=%s\n", PropertyState(ev->state));
}

static void VerbResizeRequest(XResizeRequestEvent* ev) {
  printf("window=0x%x%s", (unsigned)ev->window, sep);
  printf("width=%d height=%d\n", ev->width, ev->height);
}

static void VerbCirculate(XCirculateEvent* ev) {
  printf("event=0x%x%s", (unsigned)ev->event, sep);
  printf("window=0x%x%s", (unsigned)ev->window, sep);
  printf("place=%s\n", Place(ev->place));
}

static void VerbConfigure(XConfigureEvent* ev) {
  printf("event=0x%x%s", (unsigned)ev->event, sep);
  printf("window=0x%x%s", (unsigned)ev->window, sep);
  printf("x=%d y=%d%s", ev->x, ev->y, sep);
  printf("width=%d height=%d%s", ev->width, ev->height, sep);
  printf("border_width=%d%s", ev->border_width, sep);
  printf("above=%s%s", MaybeNone(ev->above), sep);
  printf("override_redirect=%s\n", TorF(ev->override_redirect));
}

static void VerbCreateWindow(XCreateWindowEvent* ev) {
  printf("parent=0x%x%s", (unsigned)ev->parent, sep);
  printf("window=0x%x%s", (unsigned)ev->window, sep);
  printf("x=%d y=%d%s", ev->x, ev->y, sep);
  printf("width=%d height=%d%s", ev->width, ev->height, sep);
  printf("border_width=%d%s", ev->border_width, sep);
  printf("override_redirect=%s\n", TorF(ev->override_redirect));
}

static void VerbDestroyWindow(XDestroyWindowEvent* ev) {
  printf("event=0x%x%s", (unsigned)ev->event, sep);
  printf("window=0x%x\n", (unsigned)ev->window);
}

static void VerbGravity(XGravityEvent* ev) {
  printf("event=0x%x%s", (unsigned)ev->event, sep);
  printf("window=0x%x%s", (unsigned)ev->window, sep);
  printf("x=%d y=%d\n", ev->x, ev->y);
}

static void VerbMap(XMapEvent* ev) {
  printf("event=0x%x%s", (unsigned)ev->event, sep);
  printf("window=0x%x%s", (unsigned)ev->window, sep);
  printf("override_redirect=%s\n", TorF(ev->override_redirect));
}

static void VerbReparent(XReparentEvent* ev) {
  printf("event=0x%x%s", (unsigned)ev->event, sep);
  printf("window=0x%x%s", (unsigned)ev->window, sep);
  printf("parent=0x%x%s", (unsigned)ev->parent, sep);
  printf("x=%d y=%d%s", ev->x, ev->y, sep);
  printf("override_redirect=%s\n", TorF(ev->override_redirect));
}

static void VerbUnmap(XUnmapEvent* ev) {
  printf("event=0x%x%s", (unsigned)ev->event, sep);
  printf("window=0x%x%s", (unsigned)ev->window, sep);
  printf("from_configure=%s\n", TorF(ev->from_configure));
}

static void VerbCirculateRequest(XCirculateRequestEvent* ev) {
  printf("parent=0x%x%s", (unsigned)ev->parent, sep);
  printf("window=0x%x%s", (unsigned)ev->window, sep);
  printf("place=%s\n", Place(ev->place));
}

static void VerbConfigureRequest(XConfigureRequestEvent* ev) {
  printf("parent=0x%x%s", (unsigned)ev->parent, sep);
  printf("window=0x%x%s", (unsigned)ev->window, sep);
  printf("x=%d y=%d%s", ev->x, ev->y, sep);
  printf("width=%d height=%d%s", ev->width, ev->height, sep);
  printf("border_width=%d%s", ev->border_width, sep);
  printf("above=%s%s", MaybeNone(ev->above), sep);
  printf("detail=%s%s", ConfigureDetail(ev->detail), sep);
  printf("value_mask=%s\n", ConfigureValueMask(ev->value_mask));
}

static void VerbMapRequest(XMapRequestEvent* ev) {
  printf("parent=0x%x%s", (unsigned)ev->parent, sep);
  printf("window=0x%x\n", (unsigned)ev->window);
}

static void VerbClient(XClientMessageEvent* ev) {
  int i;

  printf("window=0x%x%s", (unsigned)ev->window, sep);
  printf("message_type=%s%s", AtomName(ev->display, ev->message_type), sep);
  printf("format=%d\n", ev->format);
  printf("data (shown as longs)=");
  for (i = 0; i < 5; i++)
    printf(" 0x%08lx", ev->data.l[i]);
  printf("\n");
}

static void VerbMapping(XMappingEvent* ev) {
  printf("window=0x%x%s", (unsigned)ev->window, sep);
  printf("request=%s%s", MappingRequest(ev->request), sep);
  printf("first_keycode=0x%x%s", ev->first_keycode, sep);
  printf("count=0x%x\n", ev->count);
}

static void VerbSelectionClear(XSelectionClearEvent* ev) {
  printf("window=0x%x%s", (unsigned)ev->window, sep);
  printf("selection=%s%s", AtomName(ev->display, ev->selection), sep);
  printf("time=%s\n", ServerTime(ev->time));
}

static void VerbSelection(XSelectionEvent* ev) {
  printf("requestor=0x%x%s", (unsigned)ev->requestor, sep);
  printf("selection=%s%s", AtomName(ev->display, ev->selection), sep);
  printf("target=%s%s", AtomName(ev->display, ev->target), sep);
  printf("property=%s%s", AtomName(ev->display, ev->property), sep);
  printf("time=%s\n", ServerTime(ev->time));
}

static void VerbSelectionRequest(XSelectionRequestEvent* ev) {
  printf("owner=0x%x%s", (unsigned)ev->owner, sep);
  printf("requestor=0x%x%s", (unsigned)ev->requestor, sep);
  printf("selection=%s%s", AtomName(ev->display, ev->selection), sep);
  printf("target=%s%s", AtomName(ev->display, ev->target), sep);
  printf("property=%s%s", AtomName(ev->display, ev->property), sep);
  printf("time=%s\n", ServerTime(ev->time));
}

static void VerbVisibility(XVisibilityEvent* ev) {
  printf("window=0x%x%s", (unsigned)ev->window, sep);
  printf("state=%s\n", VisibilityState(ev->state));
}

/******************************************************************************/
/************ Return the string representation for type of an event ***********/
/******************************************************************************/

char* GetType(ev)
XEvent* ev;
{
  switch (ev->type) {
    case KeyPress:
      return ("KeyPress");
    case KeyRelease:
      return ("KeyRelease");
    case ButtonPress:
      return ("ButtonPress");
    case ButtonRelease:
      return ("ButtonRelease");
    case MotionNotify:
      return ("MotionNotify");
    case EnterNotify:
      return ("EnterNotify");
    case LeaveNotify:
      return ("LeaveNotify");
    case FocusIn:
      return ("FocusIn");
    case FocusOut:
      return ("FocusOut");
    case KeymapNotify:
      return ("KeymapNotify");
    case Expose:
      return ("Expose");
    case GraphicsExpose:
      return ("GraphicsExpose");
    case NoExpose:
      return ("NoExpose");
    case VisibilityNotify:
      return ("VisibilityNotify");
    case CreateNotify:
      return ("CreateNotify");
    case DestroyNotify:
      return ("DestroyNotify");
    case UnmapNotify:
      return ("UnmapNotify");
    case MapNotify:
      return ("MapNotify");
    case MapRequest:
      return ("MapRequest");
    case ReparentNotify:
      return ("ReparentNotify");
    case ConfigureNotify:
      return ("ConfigureNotify");
    case ConfigureRequest:
      return ("ConfigureRequest");
    case GravityNotify:
      return ("GravityNotify");
    case ResizeRequest:
      return ("ResizeRequest");
    case CirculateNotify:
      return ("CirculateNotify");
    case CirculateRequest:
      return ("CirculateRequest");
    case PropertyNotify:
      return ("PropertyNotify");
    case SelectionClear:
      return ("SelectionClear");
    case SelectionRequest:
      return ("SelectionRequest");
    case SelectionNotify:
      return ("SelectionNotify");
    case ColormapNotify:
      return ("ColormapNotify");
    case ClientMessage:
      return ("ClientMessage");
    case MappingNotify:
      return ("MappingNotify");
  }
  return "???";
}

/******************************************************************************/
/**************** Print the values of all fields for any event ****************/
/******************************************************************************/

void ShowEvent(XEvent* eev) {
  XAnyEvent* ev = (XAnyEvent*)eev;
  /* determine which field separator to use */
  if (use_separate_lines)
    sep = "\n";
  else
    sep = " ";

  printf("type=%s%s", GetType((XEvent*)ev), sep);
  printf("serial=%ld%s", ev->serial, sep);
  printf("send_event=%s%s", TorF(ev->send_event), sep);
  printf("display=0x%p%s", ev->display, sep);

  switch (ev->type) {
    case MotionNotify:
      VerbMotion((void*)ev);
      break;

    case ButtonPress:
    case ButtonRelease:
      VerbButton((void*)ev);
      break;

    case ColormapNotify:
      VerbColormap((void*)ev);
      break;

    case EnterNotify:
    case LeaveNotify:
      VerbCrossing((void*)ev);
      break;

    case Expose:
      VerbExpose((void*)ev);
      break;

    case GraphicsExpose:
      VerbGraphicsExpose((void*)ev);
      break;

    case NoExpose:
      VerbNoExpose((void*)ev);
      break;

    case FocusIn:
    case FocusOut:
      VerbFocus((void*)ev);
      break;

    case KeymapNotify:
      VerbKeymap((void*)ev);
      break;

    case KeyPress:
    case KeyRelease:
      VerbKey((void*)ev);
      break;

    case PropertyNotify:
      VerbProperty((void*)ev);
      break;

    case ResizeRequest:
      VerbResizeRequest((void*)ev);
      break;

    case CirculateNotify:
      VerbCirculate((void*)ev);
      break;

    case ConfigureNotify:
      VerbConfigure((void*)ev);
      break;

    case CreateNotify:
      VerbCreateWindow((void*)ev);
      break;

    case DestroyNotify:
      VerbDestroyWindow((void*)ev);
      break;

    case GravityNotify:
      VerbGravity((void*)ev);
      break;

    case MapNotify:
      VerbMap((void*)ev);
      break;

    case ReparentNotify:
      VerbReparent((void*)ev);
      break;

    case UnmapNotify:
      VerbUnmap((void*)ev);
      break;

    case CirculateRequest:
      VerbCirculateRequest((void*)ev);
      break;

    case ConfigureRequest:
      VerbConfigureRequest((void*)ev);
      break;

    case MapRequest:
      VerbMapRequest((void*)ev);
      break;

    case ClientMessage:
      VerbClient((void*)ev);
      break;

    case MappingNotify:
      VerbMapping((void*)ev);
      break;

    case SelectionClear:
      VerbSelectionClear((void*)ev);
      break;

    case SelectionNotify:
      VerbSelection((void*)ev);
      break;

    case SelectionRequest:
      VerbSelectionRequest((void*)ev);
      break;

    case VisibilityNotify:
      VerbVisibility((void*)ev);
      break;
  }
}