elk/lib/xwidgets/motif/row-column.d

129 lines
4.0 KiB
D

;; row-column.d
;;
;; $Id$
;;
;; 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.
(define-widget-type 'rowcolumn "RowColumn.h")
(prolog
"static SYMDESCR Type_Syms[] = {
{ \"work-area\", XmWORK_AREA },
{ \"menu-bar\", XmMENU_BAR },
{ \"menu-pulldown\", XmMENU_PULLDOWN },
{ \"menu-popup\", XmMENU_POPUP },
{ \"menu-option\", XmMENU_OPTION },
{ 0, 0}
};")
(define-widget-class 'row-column 'xmRowColumnWidgetClass)
(prolog
"static void Post_Handler (Widget w, XtPointer client_data, XEvent *event,
Boolean *unused) {
unsigned int b;
Arg a;
XButtonPressedEvent *ep = (XButtonPressedEvent *)event;
Widget popup = (Widget)client_data;
XtSetArg (a, XmNwhichButton, &b);
XtGetValues (popup, &a, 1);
if (ep->button != b)
return;
XmMenuPosition (popup, ep);
XtManageChild (popup);
}")
(prolog
"static Object Get_Row_Column_CB (XmRowColumnCallbackStruct *p) {
Object ret, s;
GC_Node2;
ret = s = Make_Widget_Foreign (p->widget);
GC_Link2 (ret, s);
ret = Cons (ret, Null);
s = Get_Any_CB ((XmAnyCallbackStruct *)p);
ret = Cons (Cdr (s), ret);
ret = Cons (Car (s), ret);
GC_Unlink;
return ret;
}")
(define-primitive 'popup-menu-attach-to! '(m w)
" XtPointer client_data;
Arg a;
Check_Widget_Class (m, xmRowColumnWidgetClass);
Check_Widget (w);
XtSetArg (a, XmNuserData, &client_data);
XtGetValues (WIDGET(w)->widget, &a, 1);
if (client_data)
XtRemoveEventHandler (WIDGET(w)->widget, ButtonPressMask, 0,
Post_Handler, client_data);
client_data = (XtPointer)WIDGET(m)->widget;
XtAddEventHandler (WIDGET(w)->widget, ButtonPressMask, 0,
Post_Handler, client_data);
client_data = (XtPointer)WIDGET(m)->widget;
XtSetValues (WIDGET(w)->widget, &a, 1);
return Void;")
(define-callback 'row-column 'entryCallback #t)
(define row-column-callback->scheme
" return Get_Row_Column_CB ((XmRowColumnCallbackStruct *)x);")
(c->scheme 'callback:row-column-entryCallback row-column-callback->scheme)
(define scheme->row-column-type
" return (XtArgVal)Symbols_To_Bits (x, 0, Type_Syms);")
;;; whichButton resource is declared with a type of XtRWhichButton
;;; instead of XtRUnsignedInt. Argh!
(define scheme->which-button
" return (XtArgVal)Get_Integer (x);")
(define which-button->scheme
" return Make_Integer (x);")
;;; entryClass is declared as int! Bletch!
(define scheme->entry-class
" Check_Type (x, T_Class); return (XtArgVal)CLASS(x)->wclass;")
(define entry-class->scheme
" return Make_Widget_Class ((WidgetClass)x);")
(scheme->c 'row-column-rowColumnType scheme->row-column-type)
(scheme->c 'row-column-whichButton scheme->which-button)
(c->scheme 'row-column-whichButton which-button->scheme)
(scheme->c 'row-column-entryClass scheme->entry-class)
(c->scheme 'row-column-entryClass entry-class->scheme)