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/*
* ion/mod_menu/mkmenu.c
*
* Copyright (c) Tuomo Valkonen 1999-2007.
*
* See the included file LICENSE for details.
*/
#include <limits.h>
#include <ioncore/common.h>
#include <ioncore/pointer.h>
#include <ioncore/stacking.h>
#include <ioncore/grab.h>
#include <libextl/extl.h>
#include "menu.h"
#include "mkmenu.h"
/*--lowlevel routine not to be called by the user--EXTL_DOC
* Display a menu inside multiplexer. The \var{handler} parameter
* is a function that gets the selected menu entry as argument and
* should call it with proper parameters. The table \var{tab} is a
* list of menu entries of the form \code{\{name = ???, [ submenu_fn = ??? ]\}}.
* The function \var{submenu_fn} return a similar submenu definition
* when called.
*
* Do not use this function directly. Use \fnref{mod_menu.menu} and
* \fnref{mod_menu.bigmenu}.
*/
EXTL_EXPORT
WMenu *mod_menu_do_menu(WMPlex *mplex, ExtlFn handler, ExtlTab tab,
ExtlTab param)
{
WMenuCreateParams fnp;
WMPlexAttachParams par=MPLEXATTACHPARAMS_INIT;
fnp.handler=handler;
fnp.tab=tab;
fnp.pmenu_mode=FALSE;
fnp.submenu_mode=FALSE;
fnp.big_mode=extl_table_is_bool_set(param, "big");
fnp.initial=0;
extl_table_gets_i(param, "initial", &(fnp.initial));
fnp.refg.x=0;
fnp.refg.y=0;
fnp.refg.w=0;
fnp.refg.h=0;
par.flags=(MPLEX_ATTACH_SWITCHTO|
MPLEX_ATTACH_LEVEL|
MPLEX_ATTACH_UNNUMBERED|
MPLEX_ATTACH_SIZEPOLICY);
par.szplcy=SIZEPOLICY_FULL_BOUNDS;
par.level=STACKING_LEVEL_MODAL1+1;
return (WMenu*)mplex_do_attach_new(mplex, &par,
(WRegionCreateFn*)create_menu,
(void*)&fnp);
}
/*--lowlevel routine not to be called by the user--EXTL_DOC
* Display a pop-up menu inside window \var{where}. This function
* can only be called from a mouse/pointing device button press handler
* and the menu will be placed below the point where the press occured.
* The \var{handler} and \var{tab} parameters are similar to those of
* \fnref{menu_menu}.
*
* Do not use this function directly. Use \fnref{mod_menu.pmenu}.
*/
EXTL_EXPORT
WMenu *mod_menu_do_pmenu(WWindow *where, ExtlFn handler, ExtlTab tab)
{
WScreen *scr;
WMenuCreateParams fnp;
XEvent *ev=ioncore_current_pointer_event();
WMenu *menu;
WFitParams fp;
if(ev==NULL || ev->type!=ButtonPress)
return NULL;
scr=region_screen_of((WRegion*)where);
if(scr==NULL)
return NULL;
fnp.handler=handler;
fnp.tab=tab;
fnp.pmenu_mode=TRUE;
fnp.big_mode=FALSE;
fnp.submenu_mode=FALSE;
fnp.initial=0;
fnp.refg.x=ev->xbutton.x_root-REGION_GEOM(scr).x;
fnp.refg.y=ev->xbutton.y_root-REGION_GEOM(scr).y;
fnp.refg.w=0;
fnp.refg.h=0;
fp.mode=REGION_FIT_BOUNDS;
fp.g.x=REGION_GEOM(where).x;
fp.g.y=REGION_GEOM(where).y;
fp.g.w=REGION_GEOM(where).w;
fp.g.h=REGION_GEOM(where).h;
menu=create_menu((WWindow*)scr, &fp, &fnp);
if(menu==NULL)
return NULL;
region_restack((WRegion*)menu, None, Above);
if(!ioncore_set_drag_handlers((WRegion*)menu,
NULL,
(WMotionHandler*)menu_motion,
(WButtonHandler*)menu_release,
NULL,
(GrabKilledHandler*)menu_cancel)){
destroy_obj((Obj*)menu);
return NULL;
}
region_map((WRegion*)menu);
return menu;
}
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