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- ;;; -*-Scheme-*-
-
- (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 (w, client_data, event, unused) 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 (p) 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 '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)->class;")
-
- (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)
-