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-rw-r--r--src/pmenu.c436
1 files changed, 436 insertions, 0 deletions
diff --git a/src/pmenu.c b/src/pmenu.c
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--- /dev/null
+++ b/src/pmenu.c
@@ -0,0 +1,436 @@
+/* pmenu widget for PD *
+ * Based on:
+ * pmenu by Ben Bogart
+ * and button from GGEE by Guenter Geiger *
+
+ * This program is distributed under the terms of the GNU General Public *
+ * License *
+
+ * pmenu 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. *
+
+ * pmenu 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. */
+
+
+
+
+/* Append " x " to the following line to show debugging messages */
+#define DEBUG(x)
+
+
+#include <m_pd.h>
+#include <g_canvas.h>
+#include <stdio.h>
+#include <string.h>
+
+
+
+
+
+typedef struct _pmenu
+{
+ t_object x_obj;
+
+ t_glist * x_glist;
+
+ t_symbol* callback;
+
+ int current_selection;
+ int x_num_options;
+ t_symbol* bg_color;
+ t_symbol* fg_color;
+ t_symbol* hi_color;
+ t_symbol* co_color;
+
+ t_symbol** x_options;
+ int x_maxoptions;
+
+ int indicator;
+ int focusing;
+
+} t_pmenu;
+
+#include "pmenu_w.h"
+
+static void pmenu_output(t_pmenu* x)
+{
+
+
+
+ t_atom atoms[2];
+ SETFLOAT(atoms,x->current_selection);
+ SETSYMBOL(atoms+1,x->x_options[x->current_selection]);
+ outlet_list(x->x_obj.ob_outlet, &s_list, 2, atoms);
+ //if ( x->send != x->s_empty && x->send->s_thing) pd_forwardmess(x->send->s_thing, 2,atoms);
+
+}
+
+
+static void pmenu_callback(t_pmenu* x, t_floatarg f)
+{
+ //DEBUG(post("output start");)
+ x->current_selection= (int)f;
+ //pmenu_w_text(x,x->x_options[x->current_selection]);
+ pmenu_output(x);
+
+}
+/*
+static void pmenu_save(t_gobj *z, t_binbuf *b)
+{
+ DEBUG(post("save start");)
+
+
+ t_pmenu *x = (t_pmenu *)z;
+
+ t_atom* creation = binbuf_getvec(x->x_obj.te_binbuf);
+
+
+ t_symbol* send = x->s_empty;
+ t_symbol* receive = x->s_empty;
+ char buf[80];
+ if ( x->send_set ) {
+ atom_string(creation + 3, buf, 80);
+ send = gensym(buf);
+ }
+
+ if ( x->receive_set ) {
+ atom_string(creation + 4, buf, 80);
+ receive = gensym(buf);
+ }
+
+ DEBUG(post("send: %s receive: %s",send->s_name,receive->s_name);)
+
+ binbuf_addv(b, "ssiisiississss", gensym("#X"), gensym("obj"),
+ x->x_obj.te_xpix, x->x_obj.te_ypix ,
+ atom_getsymbol(creation),
+ x->x_width, x->x_height, send,receive,x->saveitems,
+ x->bg_color, x->fg_color,x->hi_color,x->co_color);
+
+ // Loop for menu items
+ int i;
+ if ( x->saveitems) {
+ for(i=0 ; i<x->x_num_options ; i++)
+ {
+ DEBUG(post("saving option: %s",x->x_options[i]->s_name);)
+ binbuf_addv(b, "s", x->x_options[i]);
+ }
+ }
+ binbuf_addv(b, ";");
+
+ DEBUG(post("save end");)
+}
+*/
+
+static void pmenu_clear(t_pmenu* x) {
+
+ x->x_num_options = 0;
+ x->current_selection = -1;
+ pmenu_w_clear(x);
+
+}
+
+/*
+static void pmenu_size(t_pmenu* x,t_symbol *s, int argc, t_atom *argv) {
+
+ if (argc>2) argc =2;
+ switch (argc) {
+ case 2: if ( (argv+1)->a_type == A_FLOAT) x->x_height = atom_getfloat(argv+1);
+ case 1: if ( argv->a_type == A_FLOAT) x->x_width = atom_getfloat(argv);
+ break;
+ }
+
+ if ( x->x_width < 10) x->x_width = 10;
+ if ( x->x_height < 10) x->x_height = 10;
+
+ if ( pmenu_w_is_visible(x) ) {
+ pmenu_w_resize(x);
+ }
+}
+*/
+
+
+static void pmenu_add(t_pmenu* x, t_symbol *s, int argc, t_atom *argv) {
+
+
+
+ // resize the options-array if it is too small
+ if((argc + x->x_num_options) > x->x_maxoptions){
+
+ x->x_options = resizebytes( x->x_options, x->x_maxoptions*sizeof(*(x->x_options)),
+ (argc + x->x_num_options+10)*sizeof(*(x->x_options)));
+ x->x_maxoptions=argc + x->x_num_options+10;
+ }
+
+ int i;
+ t_symbol* label;
+ for ( i=0;i<argc;i++) {
+ if ((argv+i)->a_type==A_SYMBOL) {
+
+ label = atom_getsymbol(argv+i);
+ DEBUG(post("adding option: %s",label->s_name);)
+ x->x_options[x->x_num_options] = label;
+
+ pmenu_w_additem( x,label,x->x_num_options);
+
+ x->x_num_options = x->x_num_options + 1;
+ }
+
+ }
+
+
+}
+
+
+
+// function to change the colors
+
+static void pmenu_colors(t_pmenu* x, t_symbol* s, int argc, t_atom* argv)
+{
+
+ DEBUG(post("bgcolour start");)
+
+ if ( argc && argv->a_type==A_SYMBOL && atom_getsymbol(argv)==gensym("default")) {
+ x->bg_color = gensym("grey90");
+ x->fg_color = gensym("black");
+ x->hi_color = gensym("grey95");
+ x->co_color = gensym("black");
+ } else {
+
+ if (argc > 4) argc = 4;
+ switch (argc) {
+ case 4: if ((argv+3)->a_type==A_SYMBOL) x->co_color = atom_getsymbol(argv+3);
+ case 3: if ((argv+2)->a_type==A_SYMBOL) x->hi_color = atom_getsymbol(argv+2);
+ case 2: if ((argv+1)->a_type==A_SYMBOL) x->fg_color = atom_getsymbol(argv+1);
+ case 1: if ((argv)->a_type==A_SYMBOL) x->bg_color = atom_getsymbol(argv);
+ break;
+ }
+ }
+
+ pmenu_w_apply_colors(x);
+
+}
+
+
+static int pmenu_set_float(t_pmenu* x, t_floatarg item) {
+
+
+ int i=(int)item;
+ if( (i < x->x_num_options) && (i >= 0)) {
+ x->current_selection = i;
+ //if(pmenu_w_is_visible(x)) pmenu_w_text(x,x->x_options[x->current_selection]);
+ pmenu_w_activate(x);
+ return 1;
+ } else {
+ x->current_selection = -1;
+ pmenu_w_activate(x);
+ return 0;
+ }
+
+}
+
+/* Function to select a menu option by inlet */
+static void pmenu_float(t_pmenu* x, t_floatarg item)
+{
+ DEBUG(post("iselect start");)
+
+ if ( pmenu_set_float(x,item) ) {
+ pmenu_output(x);
+ } else {
+
+ //pd_error(x,"pmenu: expecting value between 0 and %i",x->x_num_options);
+ }
+
+ DEBUG(post("iselect end");)
+}
+
+static int pmenu_set_symbol(t_pmenu* x, t_symbol *s) {
+
+
+ int i;
+
+ /* Compare inlet symbol to each option */
+ for(i=0; i < x->x_num_options; i++) {
+ if(x->x_options[i]->s_name == s->s_name) {
+ x->current_selection = i;
+ //if(pmenu_w_is_visible(x)) pmenu_w_text(x,s);
+ pmenu_w_activate(x);
+ return 1;
+ }
+ }
+ x->current_selection = -1;
+ pmenu_w_activate(x);
+ return 0;
+}
+
+
+/* Function to choose value via symbol name */
+static void pmenu_symbol(t_pmenu* x, t_symbol *s)
+{
+ if(pmenu_set_symbol(x,s)) {
+ pmenu_output(x);
+ } else {
+ post("pmenu: '%s' is not an available option.", s->s_name);
+ }
+
+}
+
+/* Function to choose value via name/index but without outputting it*/
+static void pmenu_set(t_pmenu* x, t_symbol *S, int argc, t_atom*argv)
+{
+ if(!argc)return;
+
+ if(argv->a_type==A_FLOAT) {
+ pmenu_set_float(x,atom_getfloat(argv));
+ } else if(argv->a_type==A_SYMBOL) {
+ pmenu_set_symbol(x,atom_getsymbol(argv));
+ } else {
+ pd_error(x, "pmenu: can only 'set' symbols or floats");
+ }
+}
+
+
+
+
+
+
+static t_class *pmenu_class;
+
+/*
+static void pmenu_receive(t_pmenu* x, t_symbol* s) {
+ if ( x->receive != x->s_empty ) pd_unbind(&x->x_obj.ob_pd, x->receive);
+ if ( s == x->s_empty || s == x->s_) {
+ x->receive = x->s_empty;
+ } else {
+ x->receive = s;
+ pd_bind(&x->x_obj.ob_pd, x->receive);
+ }
+
+}
+
+static void pmenu_send(t_pmenu* x, t_symbol* s) {
+
+ if ( s == x->s_empty || s == x->s_ ) {
+ x->send = x->s_empty;
+ } else {
+ x->send = s;
+ }
+
+
+
+}
+*/
+
+static void pmenu_free(t_pmenu*x)
+{
+ pmenu_w_menu(x,DESTROY);
+
+
+ if(x->x_options)freebytes(x->x_options, sizeof(t_symbol*)*x->x_maxoptions);
+ pd_unbind(&x->x_obj.ob_pd, x->callback);
+
+ //if ( x->receive != x->s_empty ) pd_unbind(&x->x_obj.ob_pd, x->receive);
+}
+/*
+static void pmenu_saveitems( t_pmenu* x, t_float f) {
+ x->saveitems = (f != 0);
+}
+*/
+
+static void *pmenu_new(t_symbol *s, int argc, t_atom *argv)
+{
+ DEBUG(post("pmenu new start");)
+
+ t_pmenu *x = (t_pmenu *)pd_new(pmenu_class);
+ int i;
+ char buf[256];
+
+
+ x->current_selection = -1;
+
+ x->x_maxoptions=10;
+ x->x_options=(t_symbol**)getbytes(sizeof(t_symbol*)*x->x_maxoptions);
+
+ x->x_num_options = 0 ;
+
+ x->indicator = 1;
+ x->focusing = 1;
+
+
+ // These should match the default colors in pmenu_colors
+ x->bg_color = gensym("grey90");
+ x->fg_color = gensym("black");
+ x->hi_color = gensym("grey95");
+ x->co_color = gensym("black");
+
+
+ if (argc > 6) argc = 6;
+ switch(argc){
+ case 6: if ((argv+5)->a_type==A_SYMBOL) x->co_color = atom_getsymbol(argv+5);
+ case 5: if ((argv+4)->a_type==A_SYMBOL) x->hi_color = atom_getsymbol(argv+4);
+ case 4: if ((argv+3)->a_type==A_SYMBOL) x->fg_color = atom_getsymbol(argv+3);
+ case 3: if ((argv+2)->a_type==A_SYMBOL) x->bg_color = atom_getsymbol(argv+2);
+ case 2: if ((argv+1)->a_type==A_FLOAT) x->focusing = atom_getfloat(argv+1);
+ case 1: if ((argv)->a_type==A_FLOAT) x->indicator = atom_getfloat(argv);
+ break;
+ }
+
+ /* Bind the recieve "pmenu%p" to the widget outlet*/
+ sprintf(buf,"pmenu%p",x);
+ x->callback = gensym(buf);
+ pd_bind(&x->x_obj.ob_pd, x->callback);
+
+ /* define proc in tcl/tk where "pmenu%p" is the receive, "callback" is the method, and "$index" is an argument. */
+ sys_vgui("proc select%x {index} {\n pd [concat pmenu%p callback $index \\;]\n }\n",x,x);
+
+
+ outlet_new(&x->x_obj, &s_symbol);
+
+ pmenu_w_menu(x,CREATE);
+ pmenu_w_apply_colors(x);
+ //if (argc > 5) pmenu_add(x,&s_list,argc-5,argv+5);
+
+
+DEBUG(post("pmenu new end");)
+
+ return (x);
+}
+
+void pmenu_setup(void) {
+
+ DEBUG(post("setup start");)
+
+ pmenu_class = class_new(gensym("pmenu"), (t_newmethod)pmenu_new, (t_method)pmenu_free,
+ sizeof(t_pmenu),0,A_GIMME,0);
+
+ class_addbang(pmenu_class, (t_method)pmenu_w_pop);
+
+ class_addmethod(pmenu_class, (t_method)pmenu_callback,
+ gensym("callback"),A_DEFFLOAT,0);
+
+ class_addmethod(pmenu_class, (t_method)pmenu_add,
+ gensym("add"), A_GIMME,0);
+
+ class_addmethod(pmenu_class, (t_method)pmenu_clear,
+ gensym("clear"), 0);
+
+ class_addmethod(pmenu_class, (t_method)pmenu_colors,
+ gensym("colors"),A_GIMME,0);
+
+ class_addmethod(pmenu_class, (t_method)pmenu_set,
+ gensym("set"),A_GIMME,0);
+
+ class_addsymbol(pmenu_class, (t_method)pmenu_symbol);
+
+ class_addfloat(pmenu_class, (t_method)pmenu_float);
+
+
+
+ post("pmenu v0.02 by tof");
+}
+
+