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/* [checkbutton] object for dislaying a check box
Copyright (C) 2002-2004 Guenter Geiger
Copyright (C) 2007 Hans-Christoph Steiner <hans@at.or.at>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
This is part of the tkwidgets library for Pd.
*/
#include "shared/tkwidgets.h"
/* ------------------------ class variables --------------------------------- */
static t_class *checkbutton_class;
static t_widgetbehavior checkbutton_widgetbehavior;
typedef struct _checkbutton
{
t_object x_obj;
t_glist* x_glist;
int x_width;
int x_height;
/* IDs for Tk widgets */
t_symbol* tcl_namespace;
t_symbol* receive_name; /* name to bind to to receive callbacks */
t_symbol* canvas_id;
t_symbol* widget_id;
t_symbol* handle_id;
t_symbol* all_tag;
t_outlet* x_data_outlet;
t_outlet* x_status_outlet;
} t_checkbutton;
static char *checkbutton_tk_options[] = {
"activebackground",
"activeforeground",
"anchor",
"background",
"bitmap",
"borderwidth",
"command",
"compound",
"cursor",
"disabledforeground",
"font",
"foreground",
"height",
"highlightbackground",
"highlightcolor",
"highlightthickness",
"image",
"indicatoron",
"justify",
"offrelief",
"offvalue",
"onvalue",
"overrelief",
"padx",
"pady",
"relief",
"selectcolor",
"selectimage",
"state",
"takefocus",
"text",
"textvariable",
"underline",
"variable",
"width",
"wraplength"
};
/* -------------------- widget helper functions------------------------------ */
static void checkbutton_drawme(t_checkbutton *x, t_glist *glist)
{
sys_vgui("checkbutton %s\n", x->widget_id);
}
static void checkbutton_erase(t_checkbutton* x,t_glist* glist)
{
sys_vgui("%s delete %s\n", x->canvas_id, x->widget_id);
}
/* --------------------- checkbutton widgetbehaviour ------------------------ */
static void checkbutton_getrect(t_gobj *z, t_glist *glist,
int *xp1, int *yp1, int *xp2, int *yp2)
{
t_checkbutton* x = (t_checkbutton*)z;
*xp1 = text_xpix(&x->x_obj, glist);
*yp1 = text_ypix(&x->x_obj, glist);
*xp2 = text_xpix(&x->x_obj, glist) + x->x_width;
*yp2 = text_ypix(&x->x_obj, glist) + x->x_height;
}
static void checkbutton_delete(t_gobj *z, t_glist *glist)
{
t_text *x = (t_text *)z;
canvas_deletelinesfor(glist_getcanvas(glist), x);
}
static void checkbutton_vis(t_gobj *z, t_glist *glist, int vis)
{
t_checkbutton* s = (t_checkbutton*)z;
if (vis)
checkbutton_drawme(s, glist);
else
checkbutton_erase(s, glist);
}
/* --------------------------- standard class functions --------------------- */
static void checkbutton_free(t_checkbutton *x)
{
pd_unbind(&x->x_obj.ob_pd, x->receive_name);
}
static void *checkbutton_new(t_symbol* s, int argc, t_atom *argv)
{
t_checkbutton *x = (t_checkbutton *)pd_new(checkbutton_class);
x->x_glist = (t_glist*) canvas_getcurrent();
x->x_width = 15;
x->x_height = 15;
outlet_new(&x->x_obj, &s_float);
return (x);
}
void checkbutton_setup(void)
{
checkbutton_class = class_new(gensym("checkbutton"), (t_newmethod)checkbutton_new,
(t_method)checkbutton_free,
sizeof(t_checkbutton), 0, A_GIMME,0);
checkbutton_widgetbehavior.w_getrectfn = checkbutton_getrect;
checkbutton_widgetbehavior.w_displacefn = NULL;
checkbutton_widgetbehavior.w_selectfn = NULL;
checkbutton_widgetbehavior.w_activatefn = NULL;
checkbutton_widgetbehavior.w_deletefn = checkbutton_delete;
checkbutton_widgetbehavior.w_visfn = checkbutton_vis;
checkbutton_widgetbehavior.w_clickfn = NULL;
class_setwidget(checkbutton_class, &checkbutton_widgetbehavior);
}
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