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#include <stdio.h>
#include <string.h>
#include <m_pd.h>
#include <g_canvas.h>
#define DEBUG(x)
static t_class *window_name_class;
static t_canvas *canvas;
typedef struct _window_name
{
t_object x_obj;
t_atom x_atom;
t_symbol *x_window_name;
t_symbol *x_remote_name;
} t_window_name;
static void window_name_bang(t_window_name *x)
{
if (x->x_atom.a_type == A_SYMBOL)
{
canvas=(t_canvas *)pd_findbyclass(x->x_remote_name, canvas_class);
char buf[MAXPDSTRING];
snprintf(buf, MAXPDSTRING, ".x%lx", (long unsigned int)canvas);
x->x_window_name = gensym(buf);
}
outlet_symbol(x->x_obj.ob_outlet,x->x_window_name);
}
static void *window_name_new(t_symbol *s, int argc, t_atom *argv)
{
t_atom a;
if (argc == 0)
{
argc = 1;
SETFLOAT(&a, 0);
argv = &a;
}
t_window_name *x = (t_window_name *)pd_new(window_name_class);
x->x_atom = *argv;
if (argv->a_type == A_FLOAT)
{ // thx to IOhannes's iemguts:
t_glist *glist=(t_glist *)canvas_getcurrent();
canvas=(t_canvas *)glist_getcanvas(glist);
int depth=(int)atom_getint(&x->x_atom);
if(depth<0)depth=0;
while(depth && canvas) {
canvas=canvas->gl_owner;
depth--;
}
char buf[MAXPDSTRING];
snprintf(buf, MAXPDSTRING, ".x%lx", (long unsigned int)canvas);
x->x_window_name = gensym(buf);
}
else
{
x->x_remote_name = (t_symbol *)atom_getsymbol(&x->x_atom);
}
outlet_new(&x->x_obj, &s_symbol);
return(x);
}
void window_name_setup(void)
{
window_name_class = class_new(gensym("window_name"),
(t_newmethod)window_name_new, NULL,
sizeof(t_window_name), 0, A_GIMME, 0);
class_addbang(window_name_class, (t_method)window_name_bang);
}
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