// Idea: Menu entries with the hotkey set will jump to that
// entry when the hotkey is pressed.
class menu_browser : public Menu
{
public:
    menu_browser() {}
protected:
    virtual bool process_key( int keyin );
    bool jump_to( int linenum );
};

}
bool menu_browser::jump_to( int i )
{
    if ( i == first_entry + 1 )
        return false;
    if ( i == 0 )
        first_entry = 0;
    else
        first_entry = i - 1;
    return true;

bool menu_browser::process_key( int keyin )
{
    bool repaint = false;
    switch ( keyin )
    {
    case 0:
        return true;
    case CK_ENTER:
    case CK_ESCAPE:
        return false;
        return false;
    case ' ': case '+': case CK_PGDN: case '>': case '\'':
        repaint = page_down();
        break;
    case '-': case CK_PGUP: case '<': case ';':
        repaint = page_up();
        break;
    case CK_UP:
        repaint = line_up();
        break;
    case CK_DOWN:
        repaint = line_down();
        break;
    default:
        // look for it as a hotkey
        for ( unsigned int i = 0; i < items.size(); ++i )
        {
            // found it
            if ( items[i]->is_hotkey(keyin) )
            {
                repaint = jump_to(i);
                break;
            }
        }
        break;
    }
    if (repaint)
        draw_menu();
    return true;
}

// last updated 12may2000 {dlb}
/* ***********************************************************************
 * called from: acr
 * *********************************************************************** */
void list_commands(bool wizard);

    CMD_BROWSE_MANUAL,

void list_commands(bool wizard);
void browse_file(FILE* fp);

void browse_file( FILE* fp )
{
    menu_browser m;
    bool next_is_hotkey = false;
    char buf[200];
    while (fgets(buf, sizeof buf, fp))
    {
        MenuEntry* me = new MenuEntry(buf);
        if ( next_is_hotkey && isupper(buf[0]) )
        {
            me->add_hotkey(buf[0]);
            me->add_hotkey(tolower(buf[0]));
            me->level = MEL_TITLE;
            me->colour = WHITE;
        }
        m.add_entry(me);
        // XXX FIXME: there must be some better way to identify sections
        next_is_hotkey = (strstr(buf, "------------------------------------------------------------------------") == buf);
    }
    m.show();
}            

        
    case CMD_BROWSE_MANUAL:
    {
        FILE* fp = fopen("../docs/crawl_manual.txt", "r");
        if ( fp )
        {
            browse_file(fp);
            fclose(fp);
            redraw_screen();
        }        
    }
    break;

        // and unfortuantely they tend to be stuck together. 

        // and unfortunately they tend to be stuck together. 

    case '+': return CMD_BROWSE_MANUAL;