elk/lib/xwidgets/popup.c

83 lines
2.6 KiB
C

/* popup.c
*
* $Id$
*
* Copyright 1990, 1991, 1992, 1993, 1994, 1995, Oliver Laumann, Berlin
* Copyright 2002, 2003 Sam Hocevar <sam@hocevar.net>, Paris
*
* This software was derived from Elk 1.2, which was Copyright 1987, 1988,
* 1989, Nixdorf Computer AG and TELES GmbH, Berlin (Elk 1.2 has been written
* by Oliver Laumann for TELES Telematic Services, Berlin, in a joint project
* between TELES and Nixdorf Microprocessor Engineering, Berlin).
*
* Oliver Laumann, TELES GmbH, Nixdorf Computer AG and Sam Hocevar, as co-
* owners or individual owners of copyright in this software, grant to any
* person or company a worldwide, royalty free, license to
*
* i) copy this software,
* ii) prepare derivative works based on this software,
* iii) distribute copies of this software or derivative works,
* iv) perform this software, or
* v) display this software,
*
* provided that this notice is not removed and that neither Oliver Laumann
* nor Teles nor Nixdorf are deemed to have made any representations as to
* the suitability of this software for any purpose nor are held responsible
* for any defects of this software.
*
* THERE IS ABSOLUTELY NO WARRANTY FOR THIS SOFTWARE.
*/
#include "xt.h"
static SYMDESCR Grab_Kind_Syms[] = {
{ "grab-none", XtGrabNone },
{ "grab-nonexclusive", XtGrabNonexclusive },
{ "grab-exclusive", XtGrabExclusive },
{ 0, 0 }
};
static Object P_Create_Popup_Shell (int argc, Object *argv) {
ArgList a;
char *name = 0;
Object x, class, parent, ret;
Alloca_Begin;
x = argv[0];
if (TYPE(x) != T_Class) {
name = Get_Strsym (x);
argv++; argc--;
}
class = argv[0];
parent = argv[1];
Check_Type (class, T_Class);
Check_Widget (parent);
if (name == 0)
name = CLASS(class)->name;
Encode_Arglist (argc-2, argv+2, a, (Widget)0, CLASS(class)->wclass);
ret = Make_Widget (XtCreatePopupShell (name, CLASS(class)->wclass,
WIDGET(parent)->widget, a, (Cardinal)(argc-2)/2));
Alloca_End;
return ret;
}
static Object P_Popup (Object shell, Object grab_kind) {
Check_Widget (shell);
XtPopup (WIDGET(shell)->widget, Symbols_To_Bits (grab_kind, 0,
Grab_Kind_Syms));
return Void;
}
static Object P_Popdown (Object shell) {
Check_Widget (shell);
XtPopdown (WIDGET(shell)->widget);
return Void;
}
void elk_init_xt_popup () {
Define_Primitive (P_Create_Popup_Shell, "create-popup-shell",
2, MANY, VARARGS);
Define_Primitive (P_Popup, "popup", 2, 2, EVAL);
Define_Primitive (P_Popdown, "popdown", 1, 1, EVAL);
}