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#include <stdarg.h>
#include <termio.h>
#include "memory.h"
#include "showmenu.h"
static int menu_index;
static void menu_callback(int index){
menu_index=index;
}
i64 showmenu(const char *title,...){
va_list ap,ap2;
va_start(ap,title);
va_copy(ap2,ap);
i64 nargs=0;
while(va_arg(ap2,const char*)!=NULL)nargs++;
va_end(ap2);
moveto(2,0);
tprintf("=== %s ===",title);
Menudata menudata;
menudata.nitems=(int)nargs;
menudata.items=malloc(nargs,Menuitem);
for(i64 i=0;i<nargs;i++){
menudata.items[i].text=strdup(va_arg(ap,const char*));
menudata.items[i].hotkey='\0';
menudata.items[i].func=menu_callback;
}
va_end(ap);
menu_index=0;
Menuwidget *mw=menu_make(2,2,&menudata);
while(true){
redraw();
int key=tgetkey();
if(key<=0)return -1;
bool selected=false;
switch(menu_handlekey(mw,key)){
case MENUKEY_IGNORED: bel(); break;
case MENUKEY_CALLED: selected=true; break;
case MENUKEY_HANDLED:
default:
break;
}
if(selected)break;
}
menu_destroy(mw);
return menu_index;
}
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