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/***************************************************************************/
/* This code is part of X-toolkit widget library called Nws */
/* Copyright (c) 1997,1998,1999 Ondrejicka Stefan */
/* (ondrej@idata.sk) */
/* Distributed under GPL 2 or later */
/***************************************************************************/
#include <X11/IntrinsicP.h>
#include <X11/StringDefs.h>
#include "MwMenuButtonP.h"
#include "MwNws.h"
static XtResource resources [] = {
{
XtNmenu_name ,
XtCMenu_name ,
XtRString ,
sizeof(String) ,
XtOffsetOf(MwMenuButtonRec,mwMenuButton.menu_name) ,
XtRImmediate ,
(XtPointer) "menu" ,
},
};
static void MwPopupMenu(Widget, XEvent *, String *, Cardinal *);
static XtActionsRec action [] = {
{"popup_menu",MwPopupMenu},
};
static char trans_tab [] =
"<Btn1Down>: hide_help() activate() popup_menu() \n\
<Enter>: enter_leave() highlight() show_help() \n\
<Leave>: enter_leave() unhighlight() hide_help() \n\
~Shift<Key>Tab: traverseForward()\n\
Shift<Key>Tab: traverseBackward()\n\
<Key>Return: KBactivate()\n\
<Key>space: KBactivate()\n\
<FocusIn>: focusIn()\n\
<FocusOut>: focusOut()\n\
<BtnDown>: hide_help() \n\
<KeyDown>: hide_help()";
static void ClassInitialize(void);
MwMenuButtonClassRec mwMenuButtonClassRec = {
/* core */
{
/* superclass */ (WidgetClass) &mwButtonClassRec,
/* class_name */ "MwMenuButton",
/* widget_size */ sizeof(MwMenuButtonRec),
/* class_initialize */ ClassInitialize,
/* class_part_initialize */ NULL,
/* class_inited */ FALSE,
/* initialize */ NULL,
/* initialize_hook */ NULL,
/* realize */ XtInheritRealize,
/* actions */ action,
/* num_actions */ XtNumber(action),
/* resources */ resources,
/* num_resources */ XtNumber(resources),
/* xrm_class */ NULLQUARK,
/* compress_motion */ TRUE,
/* compress_exposure */ TRUE,
/* compress_enterleave */ TRUE,
/* visible_interest */ FALSE,
/* destroy */ NULL,
/* resize */ XtInheritResize,
/* expose */ XtInheritExpose,
/* set_values */ NULL,
/* set_values_hook */ NULL,
/* set_values_almost */ XtInheritSetValuesAlmost,
/* get_values_hook */ NULL,
/* accept_focus */ XtInheritAcceptFocus,
/* version */ XtVersion,
/* callback_private */ NULL,
/* tm_table */ trans_tab,
/* query_geometry */ XtInheritQueryGeometry,
/* display_accelerator */ XtInheritDisplayAccelerator,
/* extension */ NULL
},
/* base */
{
/* get_internal_dimension */ XtInheritGetInternalDimension,
/* set_internal_dimension */ XtInheritSetInternalDimension,
/* highlight */ XtInheritHighlight,
/* unhighlight */ XtInheritUnhighlight ,
/* highlightBorder */ XtInheritHighlightBorder,
/* unhighlightBorder */ XtInheritUnhighlightBorder,
},
/* sButton */
{
/* empty */ 0
},
/* button */
{
/* empty */ 0
},
/* mwMenuButton */
{
/* empty */ 0
},
};
WidgetClass mwMenuButtonWidgetClass = (WidgetClass) & mwMenuButtonClassRec;
static void ClassInitialize(void)
{
_InitializeWidgetSet();
}
static void MwPopupMenu(Widget w , XEvent *event ,
String *params , Cardinal *num_params)
{
MwMenuButtonWidget cw = (MwMenuButtonWidget) w;
Widget menu = NULL;
Widget parent = w;
int x, y;
Window child;
Display *dpy = XtDisplay(w);
Dimension width , height ,
dwidth = DisplayWidth(dpy,DefaultScreen(dpy)) ,
dheight = DisplayHeight(dpy,DefaultScreen(dpy)) ;
while (parent != NULL && menu == NULL)
{
if ((menu = XtNameToWidget(parent , cw->mwMenuButton.menu_name)) == NULL)
parent = XtParent(parent);
}
if (menu == NULL) return;
if (!XtIsRealized(menu)) XtRealizeWidget(menu);
XtVaGetValues(menu , XtNwidth , &width , XtNheight , &height , NULL);
XTranslateCoordinates(XtDisplay(cw),
XtWindow(cw), DefaultRootWindow(XtDisplay(cw)),
0, cw->core.height, &x, &y, &child);
if ( (x + width) > dwidth ) x = dwidth - width;
if ( (y + height ) > dheight ) y = y - cw->core.height - height;
if ( y < 0 ) y = 0;
XtVaSetValues(menu,XtNx,x,XtNy,y,NULL);
XtPopupSpringLoaded(menu);
}
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