/*----------------------------------------------------------------------*/
/* extern */ void
XfeMenuItemEraseAccent(Widget item,
unsigned char accent_type,
Dimension offset_left,
Dimension offset_right,
Dimension shadow_thickness,
Dimension accent_thickness)
{
Widget pw;
GC gc;
XGCValues values;
int subwindow_mode;
/* duh */
if (accent_type == XmACCENT_NONE)
{
return;
}
assert( _XfeIsAlive(item) );
assert( XmIsPushButton(item) || XmIsCascadeButton(item) );
pw = _XfeParent(item);
assert( XmIsRowColumn(pw) );
gc = _XfemBackgroundGC(pw);
/* Remember the old wubwindow mode values */
XGetGCValues(XtDisplay(item),gc,GCSubwindowMode,&values);
subwindow_mode = values.subwindow_mode;
/* Force the subwindow mode to IncludeInferiors */
XSetSubwindowMode(XtDisplay(item),gc,IncludeInferiors);
switch(accent_type)
{
case XmACCENT_BOTTOM:
AccentBottom(item,gc,None,offset_left,offset_right,
shadow_thickness,accent_thickness,ACCENT_ERASE);
break;
case XmACCENT_ALL:
AccentAll(item,gc,None,offset_left,offset_right,
shadow_thickness,accent_thickness,ACCENT_ERASE);
break;
case XmACCENT_TOP:
AccentTop(item,gc,None,offset_left,offset_right,
shadow_thickness,accent_thickness,ACCENT_ERASE);
break;
default:
break;
}
/* Restore the old subwindow mode */
XSetSubwindowMode(XtDisplay(item),gc,subwindow_mode);
}
Widget
XmCreateSimplePulldownMenu(
Widget parent,
String name,
ArgList args,
Cardinal arg_count )
{
Widget rc;
XmSimpleMenuRec mr;
int n, i;
Arg local_args[3];
WidgetList buttons;
Cardinal num_buttons;
_XmWidgetToAppContext(parent);
_XmAppLock(app);
XtGetSubresources(parent, &mr, name, XmCSimplePulldownMenu,
SimpleMenuResources, XtNumber(SimpleMenuResources),
args, arg_count);
rc = XmCreatePulldownMenu(parent, name, args, arg_count);
EvaluateConvenienceStructure(rc, &mr);
if (mr.post_from_button >= 0)
{
n = 0;
XtSetArg(local_args[n], XtNchildren, &buttons); n++;
XtSetArg(local_args[n], XtNnumChildren, &num_buttons); n++;
XtGetValues(parent, local_args, n);
if (!num_buttons)
{
/* error condition */
_XmAppUnlock(app);
return(rc);
}
else
{
for (i = 0; i < num_buttons; i++)
{
if (((XmIsCascadeButtonGadget(buttons[i])) ||
(XmIsCascadeButton(buttons[i])))
&&
(i == mr.post_from_button))
break;
}
if ( i < num_buttons)
{
n = 0;
XtSetArg(local_args[n], XmNsubMenuId, rc); n++;
XtSetValues(buttons[i], local_args, n);
}
}
}
_XmAppUnlock(app);
return(rc);
}
/*----------------------------------------------------------------------*/
/* extern */ Widget
XfeCascadeGetSubMenu(Widget w)
{
assert( w != NULL );
assert( (XmIsCascadeButton(w) ||
XmIsCascadeButtonGadget(w) ||
XfeIsCascade(w)) );
if (XmIsCascadeButton(w))
{
return ((XmCascadeButtonWidget) w) -> cascade_button . submenu;
}
else if (XfeIsCascade(w))
{
return ((XfeCascadeWidget) w) -> xfe_cascade . sub_menu_id;
}
return ((XmCascadeButtonGadget) w) -> cascade_button . submenu;
}
/*----------------------------------------------------------------------*
*
* Traverse a menu hierarchy
*
*
*
*----------------------------------------------------------------------*/
/* extern */ Widget
XfeMenuGetMoreButton(Widget menu,String more_button_name)
{
Widget last;
assert( _XfeIsAlive(menu) );
assert( XmIsRowColumn(menu) );
assert( more_button_name != NULL );
last = XfeChildrenGetLast(menu);
if (_XfeIsAlive(last) &&
(XmIsCascadeButton(last) || XmIsCascadeButtonGadget(last)) &&
(strcmp(XtName(last),more_button_name) == 0))
{
return last;
}
return NULL;
}
