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ncurses_wrap.c
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ncurses_wrap.c
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/*
* ncurses-ruby is a ruby module for accessing the FSF's ncurses library
* (C) 2002, 2003, 2004 Tobias Peters <[email protected]>
* (C) 2004 Simon Kaczor <[email protected]>
* (C) 2005 2006 2009 Tobias Herzke
*
* This module is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This module 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this module; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* $Id: ncurses_wrap.c,v 1.18 2009/07/31 10:49:24 t-peters Exp $
*
* This file was adapted from the original ncurses header file which
* has the following copyright statements:
*/
/****************************************************************************
* Copyright (c) 1998 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the *
* "Software"), to deal in the Software without restriction, including *
* without limitation the rights to use, copy, modify, merge, publish, *
* distribute, distribute with modifications, sublicense, and/or sell *
* copies of the Software, and to permit persons to whom the Software is *
* furnished to do so, subject to the following conditions: *
* *
* The above copyright notice and this permission notice shall be included *
* in all copies or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
* *
* Except as contained in this notice, the name(s) of the above copyright *
* holders shall not be used in advertising or otherwise to promote the *
* sale, use or other dealings in this Software without prior written *
* authorization. *
****************************************************************************/
/****************************************************************************
* Author: Zeyd M. Ben-Halim <[email protected]> 1992,1995 *
* and: Eric S. Raymond <[email protected]> *
****************************************************************************/
/*
NOT IMPLEMENTED:
- terminfo, termcap-functions
- rippoffline
- v*printw functions (but normal printw functions are supported!)
*/
#include "ncurses_wrap.h"
#include "compat.h"
#ifdef HAVE_LOCALE_H
#include <locale.h>
#endif
VALUE mNcurses; /* module Ncurses */
VALUE cWINDOW; /* class Ncurses::WINDOW */
VALUE cSCREEN; /* class Ncurses::SCREEN */
VALUE eNcurses; /* Ncurses::Exception thrown by this extension */
static void Init_ncurses_full(void);
static
void
init_constants_1(void)
{
#ifdef CURSES
rb_define_const(mNcurses, "CURSES", INT2NUM((int)(CURSES)));
#endif
#ifdef CURSES_H
rb_define_const(mNcurses, "CURSES_H", INT2NUM((int)(CURSES_H)));
#endif
#ifdef NCURSES_VERSION_MAJOR
rb_define_const(mNcurses, "NCURSES_VERSION_MAJOR",
INT2NUM((int)(NCURSES_VERSION_MAJOR)));
#endif
#ifdef NCURSES_VERSION_MINOR
rb_define_const(mNcurses, "NCURSES_VERSION_MINOR",
INT2NUM((int)(NCURSES_VERSION_MINOR)));
#endif
#ifdef NCURSES_VERSION_PATCH
rb_define_const(mNcurses, "NCURSES_VERSION_PATCH",
INT2NUM((int)(NCURSES_VERSION_PATCH)));
#endif
#ifdef NCURSES_VERSION
rb_define_const(mNcurses, "NCURSES_VERSION",
rb_str_new2(NCURSES_VERSION));
#endif
/* attributes */
#ifdef WA_ATTRIBUTES
rb_define_const(mNcurses, "WA_ATTRIBUTES", INT2NUM(WA_ATTRIBUTES));
rb_define_const(mNcurses, "WA_NORMAL", INT2NUM(WA_NORMAL));
rb_define_const(mNcurses, "WA_STANDOUT", INT2NUM(WA_STANDOUT));
rb_define_const(mNcurses, "WA_UNDERLINE", INT2NUM(WA_UNDERLINE));
rb_define_const(mNcurses, "WA_REVERSE", INT2NUM(WA_REVERSE));
rb_define_const(mNcurses, "WA_BLINK", INT2NUM(WA_BLINK));
rb_define_const(mNcurses, "WA_DIM", INT2NUM(WA_DIM));
rb_define_const(mNcurses, "WA_BOLD", INT2NUM(WA_BOLD));
rb_define_const(mNcurses, "WA_ALTCHARSET", INT2NUM(WA_ALTCHARSET));
rb_define_const(mNcurses, "WA_INVIS", INT2NUM(WA_INVIS));
rb_define_const(mNcurses, "WA_PROTECT", INT2NUM(WA_PROTECT));
rb_define_const(mNcurses, "WA_HORIZONTAL", INT2NUM(WA_HORIZONTAL));
rb_define_const(mNcurses, "WA_LEFT", INT2NUM(WA_LEFT));
rb_define_const(mNcurses, "WA_LOW", INT2NUM(WA_LOW));
rb_define_const(mNcurses, "WA_RIGHT", INT2NUM(WA_RIGHT));
rb_define_const(mNcurses, "WA_TOP", INT2NUM(WA_TOP));
rb_define_const(mNcurses, "WA_VERTICAL", INT2NUM(WA_VERTICAL));
#endif
/* locale flags */
#ifdef HAVE_LOCALE_H
rb_define_const(mNcurses, "LC_ALL", INT2NUM(LC_ALL));
rb_define_const(mNcurses, "LC_COLLATE", INT2NUM(LC_COLLATE));
rb_define_const(mNcurses, "LC_CTYPE", INT2NUM(LC_CTYPE));
rb_define_const(mNcurses, "LC_MESSAGES", INT2NUM(LC_MESSAGES));
rb_define_const(mNcurses, "LC_MONETARY", INT2NUM(LC_MONETARY));
rb_define_const(mNcurses, "LC_NUMERIC", INT2NUM(LC_NUMERIC));
rb_define_const(mNcurses, "LC_TIME", INT2NUM(LC_TIME));
#endif
}
static VALUE rbncurs_COLORS()
{return INT2NUM(COLORS);}
static VALUE rbncurs_COLOR_PAIRS()
{return INT2NUM(COLOR_PAIRS);}
static
void
init_globals_1(void)
{
/* colors */
NCFUNC(COLORS, 0);
NCFUNC(COLOR_PAIRS, 0);
}
static
void
init_constants_2(void)
{
rb_define_const(mNcurses, "COLOR_BLACK", INT2NUM(COLOR_BLACK));
rb_define_const(mNcurses, "COLOR_RED", INT2NUM(COLOR_RED));
rb_define_const(mNcurses, "COLOR_GREEN", INT2NUM(COLOR_GREEN));
rb_define_const(mNcurses, "COLOR_YELLOW", INT2NUM(COLOR_YELLOW));
rb_define_const(mNcurses, "COLOR_BLUE", INT2NUM(COLOR_BLUE));
rb_define_const(mNcurses, "COLOR_MAGENTA", INT2NUM(COLOR_MAGENTA));
rb_define_const(mNcurses, "COLOR_CYAN", INT2NUM(COLOR_CYAN));
rb_define_const(mNcurses, "COLOR_WHITE", INT2NUM(COLOR_WHITE));
rb_define_const(mNcurses, "ERR", INT2NUM(ERR));
rb_define_const(mNcurses, "OK", INT2NUM(OK));
/* values for the _flags member */
#ifdef _SUBWIN
rb_define_const(mNcurses, "SUBWIN", INT2NUM(_SUBWIN));
#endif
#ifdef _ENDLINE
rb_define_const(mNcurses, "ENDLINE", INT2NUM(_ENDLINE));
#endif
#ifdef _FULLWIN
rb_define_const(mNcurses, "FULLWIN", INT2NUM(_FULLWIN));
#endif
#ifdef _SCROLLWIN
rb_define_const(mNcurses, "SCROLLWIN", INT2NUM(_SCROLLWIN));
#endif
#ifdef _ISPAD
rb_define_const(mNcurses, "ISPAD", INT2NUM(_ISPAD));
#endif
#ifdef _HASMOVED
rb_define_const(mNcurses, "HASMOVED", INT2NUM(_HASMOVED));
#endif
#ifdef _WRAPPED
rb_define_const(mNcurses, "WRAPPED", INT2NUM(_WRAPPED));
#endif
#ifdef _NOCHANGE
/*
* this value is used in the firstchar and lastchar fields to mark
* unchanged lines
*/
rb_define_const(mNcurses, "NOCHANGE", INT2NUM(_NOCHANGE));
#endif
#ifdef _NEWINDEX
/*
* this value is used in the oldindex field to mark lines created by
* insertions and scrolls.
*/
rb_define_const(mNcurses, "NEWINDEX", INT2NUM(_NEWINDEX));
#endif
#ifdef CCHARW_MAX
rb_define_const(mNcurses, "CCHARW_MAX", INT2NUM(CCHARW_MAX));
#endif
}
/// Portable (1.8,1.9) determination of array length (calling #length)
long rbncurs_array_length(VALUE array)
{
return NUM2LONG(rb_funcall(array, rb_intern("length"), 0));
}
VALUE wrap_window(WINDOW* window)
{
if (window == 0) return Qnil;
{
VALUE windows_hash = rb_iv_get(mNcurses, "@windows_hash");
VALUE window_adress = INT2NUM((long)(window));
VALUE rb_window = rb_hash_aref(windows_hash, window_adress);
if (rb_window == Qnil) {
rb_window = Data_Wrap_Struct(cWINDOW, 0, 0, window);
rb_iv_set(rb_window, "@destroyed", Qfalse);
rb_hash_aset(windows_hash, window_adress, rb_window);
}
return rb_window;
}
}
WINDOW* get_window(VALUE rb_window)
{
WINDOW* window;
if (rb_window == Qnil) return 0;
if (rb_iv_get(rb_window, "@destroyed") == Qtrue) {
rb_raise(eNcurses, "Attempt to access a destroyed window");
return 0;
}
Data_Get_Struct(rb_window, WINDOW, window);
return window;
}
static VALUE rbncurs_delwin(VALUE dummy, VALUE arg1) {
VALUE windows_hash = rb_iv_get(mNcurses, "@windows_hash");
WINDOW* window = get_window(arg1);
VALUE window_adress = INT2NUM((long)(window));
rb_funcall(windows_hash, rb_intern("delete"), 1, window_adress);
rb_iv_set(arg1, "@destroyed", Qtrue);
return INT2NUM(delwin(window));
}
static VALUE wrap_screen(SCREEN* screen)
{
if (screen == 0) return Qnil;
{
VALUE screens_hash = rb_iv_get(mNcurses, "@screens_hash");
VALUE screen_adress = INT2NUM((long)(screen));
VALUE rb_screen = rb_hash_aref(screens_hash, screen_adress);
if (rb_screen == Qnil) {
rb_screen = Data_Wrap_Struct(cSCREEN, 0, 0, screen);
rb_iv_set(rb_screen, "@destroyed", Qfalse);
rb_hash_aset(screens_hash, screen_adress, rb_screen);
}
return rb_screen;
}
}
static SCREEN* get_screen(VALUE rb_screen)
{
SCREEN* screen;
if (rb_screen == Qnil) return 0;
if (rb_iv_get(rb_screen, "@destroyed") == Qtrue) {
rb_raise(eNcurses, "Attempt to access a destroyed screen");
return 0;
}
Data_Get_Struct(rb_screen, SCREEN, screen);
return screen;
}
#ifdef HAVE_DELSCREEN
static VALUE rbncurs_delscreen(VALUE dummy, VALUE arg1) {
VALUE screens_hash = rb_iv_get(mNcurses, "@screens_hash");
SCREEN* screen = get_screen(arg1);
VALUE screen_adress = INT2NUM((long)(screen));
rb_funcall(screens_hash, rb_intern("delete"), 1, screen_adress);
rb_iv_set(arg1, "@destroyed", Qtrue);
delscreen(screen);
return Qnil;
}
#endif
static VALUE rbncurs_winchnstr(VALUE dummy, VALUE rb_win, VALUE rb_str, VALUE rb_n)
{
if (rb_obj_is_instance_of(rb_str, rb_cArray) != Qtrue) {
rb_raise(rb_eArgError, "2nd argument must be an empty Array");
return Qnil;
}
{
WINDOW * window = get_window(rb_win);
int n = NUM2INT(rb_n);
chtype * str = ALLOC_N(chtype, n + 1);
int return_value;
return_value = winchnstr(window, str, n);
if (return_value != ERR) {
int i;
for (i = 0; i < return_value; ++i) {
rb_ary_push(rb_str, INT2NUM(str[i]));
}
}
xfree(str);
return INT2NUM(return_value);
}
}
static VALUE rbncurs_wgetnstr(VALUE dummy, VALUE rb_win, VALUE rb_chstr, VALUE rb_n)
{
WINDOW * window = get_window(rb_win);
int n = NUM2INT(rb_n);
char * str = ALLOC_N(char, n + 1);
int return_value;
return_value = wgetnstr(window, str, n);
if (return_value != ERR) {
rb_str_cat2(rb_chstr, str);
}
xfree(str);
return INT2NUM(return_value);
}
static VALUE rbncurs_winnstr(VALUE dummy, VALUE rb_win, VALUE rb_chstr, VALUE rb_n)
{
WINDOW * window = get_window(rb_win);
int n = NUM2INT(rb_n);
char* str = ALLOC_N(char, n + 1);
int return_value;
return_value = winnstr(window, str, n);
if (return_value != ERR) {
rb_str_cat(rb_chstr, str, return_value);
}
xfree(str);
return INT2NUM(return_value);
}
#ifdef HAVE_PANEL_H
#include "panel_wrap.h" /* needs access to mNcurses, wrap_window, get_window */
#endif
#ifdef HAVE_FORM_H
#include "form_wrap.h" /* needs init_form */
#endif
#ifdef HAVE_MENU_H
#include "menu_wrap.h" /* needs init_menu */
#endif
static
void
init_functions_0(void)
{
#ifdef HAVE_DELSCREEN
NCFUNC(delscreen, 1);
#endif
NCFUNC(delwin, 1);
NCFUNC(winchnstr, 3);
NCFUNC(winnstr, 3);
NCFUNC(wgetnstr, 3);
}
static VALUE get_stdscr()
{
VALUE rb_stdscr = rb_iv_get(mNcurses, "@stdscr");
if (rb_stdscr == Qnil) {
rb_stdscr = wrap_window(stdscr);
rb_iv_set(mNcurses, "@stdscr", rb_stdscr);
}
return rb_stdscr;
}
static VALUE get_curscr()
{
VALUE rb_curscr = rb_iv_get(mNcurses, "@curscr");
if (rb_curscr == Qnil) {
rb_curscr = wrap_window(curscr);
rb_iv_set(mNcurses, "@curscr", rb_curscr);
}
return rb_curscr;
}
#ifdef HAVE_NEWSCR
static VALUE get_newscr()
{
VALUE rb_newscr = rb_iv_get(mNcurses, "@newscr");
if (rb_newscr == Qnil) {
rb_newscr = wrap_window(newscr);
rb_iv_set(mNcurses, "@newscr", rb_newscr);
}
return rb_newscr;
}
#endif
static VALUE get_LINES() {return INT2NUM(LINES);}
static VALUE get_COLS() {return INT2NUM(COLS);}
#ifdef HAVE_TABSIZE
static VALUE get_TABSIZE() {return INT2NUM(TABSIZE);}
#endif
#ifdef HAVE_ESCDELAY
/* This global was an undocumented feature under AIX curses. */
/* ESC expire time in milliseconds */
static VALUE get_ESCDELAY(){return INT2NUM(ESCDELAY);}
static VALUE set_ESCDELAY(VALUE dummy, VALUE new_delay)
{
ESCDELAY=NUM2INT(new_delay);
return INT2NUM(ESCDELAY);
}
#endif
/* This global is wrapper-specific. It denotes the interval after which the
terminal is periodically checked for having resized or not. */
/* time in milliseconds */
static VALUE get_RESIZEDELAY(){return rb_iv_get(mNcurses, "@resize_delay");}
static VALUE set_RESIZEDELAY(VALUE dummy, VALUE rb_new_delay)
{
int c_new_delay = NUM2INT(rb_new_delay);
if (c_new_delay <= 0)
rb_raise(rb_eArgError, "delay must be > 0");
rb_new_delay = INT2NUM(c_new_delay);
rb_iv_set(mNcurses, "@resize_delay", rb_new_delay);
return rb_new_delay ;
}
static
void
init_globals_2(void)
{
rb_iv_set(mNcurses, "@stdscr", Qnil);
rb_iv_set(mNcurses, "@curscr", Qnil);
rb_iv_set(mNcurses, "@newscr", Qnil);
rb_define_module_function(mNcurses, "stdscr",
(&get_stdscr), 0);
rb_define_module_function(mNcurses, "curscr",
(&get_curscr), 0);
#ifdef HAVE_NEWSCR
rb_define_module_function(mNcurses, "newscr",
(&get_newscr), 0);
#endif
rb_define_module_function(mNcurses, "LINES",
(&get_LINES), 0);
rb_define_module_function(mNcurses, "COLS",
(&get_COLS), 0);
#ifdef HAVE_TABSIZE
rb_define_module_function(mNcurses, "TABSIZE",
(&get_TABSIZE),0);
#endif
#ifdef HAVE_ESCDELAY
rb_define_module_function(mNcurses, "ESCDELAY",
(&get_ESCDELAY),0);
rb_define_module_function(mNcurses, "ESCDELAY=",
(&set_ESCDELAY),1);
#endif
/* The maximum delay before screen resize is detected, in milliseconds */
rb_iv_set(mNcurses, "@resize_delay", INT2FIX(333));
rb_define_module_function(mNcurses, "RESIZEDELAY",
(&get_RESIZEDELAY),0);
rb_define_module_function(mNcurses, "RESIZEDELAY=",
(&set_RESIZEDELAY),1);
}
#ifdef HAVE_KEYBOUND
static VALUE rbncurs_keybound(VALUE dummy, VALUE keycode, VALUE count)
{
char * str = keybound(NUM2INT(keycode), NUM2INT(count));
VALUE rb_str = Qnil;
if (str) {
rb_str = rb_str_new2(str);
free(str);
}
return rb_str;
}
#endif
#ifdef HAVE_CURSES_VERSION
static VALUE rbncurs_curses_version(){return rb_str_new2(curses_version());}
#endif
#ifdef HAVE_DEFINE_KEY
static VALUE rbncurs_define_key(VALUE dummy, VALUE definition, VALUE keycode)
{
return INT2NUM(define_key((definition != Qnil)
? STR2CSTR(definition)
: (char*)(NULL),
NUM2INT(keycode)));
}
#endif
#ifdef HAVE_KEYOK
static VALUE rbncurs_keyok(VALUE dummy, VALUE keycode, VALUE enable)
{
return INT2NUM(keyok(NUM2INT(keycode), RTEST(enable)));
}
#endif
#ifdef HAVE_RESIZETERM
static VALUE rbncurs_resizeterm(VALUE dummy, VALUE lines, VALUE columns)
{
return INT2NUM(resizeterm(NUM2INT(lines), NUM2INT(columns)));
}
#endif
#ifdef HAVE_USE_DEFAULT_COLORS
static VALUE rbncurs_use_default_colors()
{
return INT2NUM(use_default_colors());
}
#endif
#ifdef HAVE_USE_EXTENDED_NAMES
static VALUE rbncurs_use_extended_names(VALUE dummy, VALUE boolean)
{return INT2NUM(use_extended_names(RTEST(boolean)));}
#endif
#ifdef HAVE_WRESIZE
static VALUE rbncurs_wresize(VALUE dummy, VALUE win, VALUE lines, VALUE columns)
{
return INT2NUM(wresize(get_window(win), NUM2INT(lines), NUM2INT(columns)));
}
#endif
static
void
init_functions_1(void)
{
#ifdef HAVE_KEYBOUND
NCFUNC(keybound, 2);
#endif
#ifdef HAVE_CURSES_VERSION
NCFUNC(curses_version, 0);
#endif
#ifdef HAVE_DEFINE_KEY
NCFUNC(define_key, 2);
#endif
#ifdef HAVE_KEYOK
NCFUNC(keyok, 2);
#endif
#ifdef HAVE_RESIZETERM
NCFUNC(resizeterm, 2);
#endif
#ifdef HAVE_USE_DEFAULT_COLORS
NCFUNC(use_default_colors, 0);
#endif
#ifdef HAVE_USE_EXTENDED_NAMES
NCFUNC(use_extended_names, 1);
#endif
#ifdef HAVE_WRESIZE
NCFUNC(wresize, 3);
#endif
}
/* FIXME: what's this? */
/* extern char ttytype[]; */ /* needed for backward compatibility */
/* copy a chstr from ruby to c */
static chtype * RB2CHSTR(VALUE array)
{
if (rb_obj_is_instance_of(array, rb_cArray) != Qtrue) {
rb_raise(rb_eArgError,
"chtype string argument must be an empty Array");
return NULL;
}
{
size_t string_length =
NUM2ULONG(rb_funcall(array, rb_intern("size"), 0));
size_t vector_length =
string_length + 1; /* for terminating 0 */
chtype * chstr = ALLOC_N(chtype, vector_length);
unsigned long i;
for (i = 0; i < string_length; ++i) {
chstr[i] = NUM2ULONG(rb_ary_entry(array, i));
}
chstr[string_length] = 0;
return chstr;
}
}
static VALUE rbncurs_addch(VALUE dummy, VALUE arg1) {
return INT2NUM(addch(NUM2ULONG(arg1)));
}
static VALUE rbncurs_addchnstr(VALUE dummy, VALUE arg1, VALUE arg2) {
chtype * chstr = RB2CHSTR(arg1);
VALUE return_value = INT2NUM(addchnstr(chstr, NUM2INT(arg2)));
xfree(chstr);
return return_value;
}
static VALUE rbncurs_addchstr(VALUE dummy, VALUE arg1) {
chtype * chstr = RB2CHSTR(arg1);
VALUE return_value = INT2NUM(addchstr(chstr));
xfree(chstr);
return return_value;
}
static VALUE rbncurs_addnstr(VALUE dummy, VALUE arg1, VALUE arg2) {
return INT2NUM(addnstr(STR2CSTR(arg1), NUM2INT(arg2)));
}
static VALUE rbncurs_addstr(VALUE dummy, VALUE arg1) {
return INT2NUM(addstr(STR2CSTR(arg1)));
}
static VALUE rbncurs_attroff(VALUE dummy, VALUE arg1) {
return INT2NUM(attroff(NUM2ULONG(arg1)));
}
static VALUE rbncurs_attron(VALUE dummy, VALUE arg1) {
return INT2NUM(attron(NUM2ULONG(arg1)));
}
static VALUE rbncurs_attrset(VALUE dummy, VALUE arg1) {
return INT2NUM(attrset(NUM2ULONG(arg1)));
}
#if defined(NCURSES_VERSION_MAJOR) && NCURSES_VERSION_MAJOR > 4
#ifdef HAVE_ATTR_OFF
static VALUE rbncurs_attr_off(VALUE dummy, VALUE arg1, VALUE arg2) {
return INT2NUM(attr_off(NUM2ULONG(arg1), ((void)(arg2),NULL)));
}
#endif
#ifdef HAVE_ATTR_ON
static VALUE rbncurs_attr_on(VALUE dummy, VALUE arg1, VALUE arg2) {
return INT2NUM(attr_on(NUM2ULONG(arg1), ((void)(arg2),NULL)));
}
#endif
#ifdef HAVE_ATTR_SET
static VALUE rbncurs_attr_set(VALUE dummy, VALUE arg1, VALUE arg2, VALUE arg3) {
return INT2NUM(attr_set(NUM2ULONG(arg1), NUM2INT(arg2), ((void)(arg3),NULL)));
}
#endif
#if defined(HAVE_SLK_ATTR_OFF) || defined(slk_attr_off)
static VALUE rbncurs_slk_attr_off(VALUE dummy, VALUE arg1, VALUE arg2) {
return INT2NUM(slk_attr_off(NUM2ULONG(arg1), ((void)(arg2),NULL)));
}
#endif
#if defined(HAVE_SLK_ATTR_ON) || defined(slk_attr_on)
static VALUE rbncurs_slk_attr_on(VALUE dummy, VALUE arg1, VALUE arg2) {
return INT2NUM(slk_attr_on(NUM2ULONG(arg1), ((void)(arg2),NULL)));
}
#endif
#ifdef HAVE_SLK_ATTR_SET
static VALUE rbncurs_slk_attr_set(VALUE dummy, VALUE arg1, VALUE arg2, VALUE arg3) {
return INT2NUM(slk_attr_set(NUM2ULONG(arg1), NUM2INT(arg2), ((void)(arg3),NULL)));
}
#endif
#ifdef HAVE_WATTR_ON
static VALUE rbncurs_wattr_on(VALUE dummy, VALUE arg1, VALUE arg2, VALUE arg3) {
return INT2NUM(wattr_on(get_window(arg1), NUM2ULONG(arg2), ((void)(arg3),NULL)));
}
#endif
#ifdef HAVE_WATTR_OFF
static VALUE rbncurs_wattr_off(VALUE dummy, VALUE arg1, VALUE arg2, VALUE arg3) {
return INT2NUM(wattr_off(get_window(arg1), NUM2ULONG(arg2), ((void)(arg3),NULL)));
}
#endif
#ifdef HAVE_WATTR_SET
static VALUE rbncurs_wattr_set(VALUE dummy, VALUE arg1, VALUE arg2, VALUE arg3, VALUE arg4) {
return INT2NUM(wattr_set(get_window(arg1), NUM2ULONG(arg2), NUM2INT(arg3), ((void)(arg4),NULL)));
}
#endif
#if defined(HAVE_VID_ATTR) || defined(vid_attr)
static VALUE rbncurs_vid_attr(VALUE dummy, VALUE arg1, VALUE arg2, VALUE arg3) {
return INT2NUM(vid_attr(NUM2ULONG(arg1), NUM2INT(arg2), ((void)(arg3),NULL)));
}
#endif
#ifdef HAVE_ATTR_GET
static VALUE rbncurs_attr_get(VALUE dummy, VALUE rb_attrs, VALUE rb_pair,
VALUE dummy2)
{
if ((rb_obj_is_instance_of(rb_attrs, rb_cArray) != Qtrue)
|| (rb_obj_is_instance_of(rb_pair, rb_cArray) != Qtrue)) {
rb_raise(rb_eArgError,
"attrs and pair arguments must be empty Arrays");
return Qnil;
}
{
attr_t attrs = 0;
short pair = 0;
int return_value = attr_get(&attrs, &pair, 0);
rb_ary_push(rb_attrs, INT2NUM(attrs));
rb_ary_push(rb_pair, INT2NUM(pair));
return INT2NUM(return_value);
}
}
static VALUE rbncurs_wattr_get(VALUE dummy,VALUE win, VALUE rb_attrs, VALUE rb_pair,
VALUE dummy2)
{
if ((rb_obj_is_instance_of(rb_attrs, rb_cArray) != Qtrue)
|| (rb_obj_is_instance_of(rb_pair, rb_cArray) != Qtrue)) {
rb_raise(rb_eArgError,
"attrs and pair arguments must be empty Arrays");
return Qnil;
}
{
attr_t attrs = 0;
short pair = 0;
int return_value = wattr_get(get_window(win), &attrs, &pair, 0);
rb_ary_push(rb_attrs, INT2NUM(attrs));
rb_ary_push(rb_pair, INT2NUM(pair));
return INT2NUM(return_value);
}
}
#endif /* HAVE_ATTR_GET */
#endif
static VALUE rbncurs_baudrate(VALUE dummy) {
return INT2NUM(baudrate());
}
static VALUE rbncurs_beep(VALUE dummy) {
return INT2NUM(beep());
}
static VALUE rbncurs_bkgd(VALUE dummy, VALUE arg1) {
return INT2NUM(bkgd(NUM2ULONG(arg1)));
}
static VALUE rbncurs_bkgdset(VALUE dummy, VALUE arg1) {
return ((bkgdset(NUM2ULONG(arg1))),Qnil);
}
static VALUE rbncurs_border(VALUE dummy, VALUE arg1, VALUE arg2, VALUE arg3, VALUE arg4, VALUE arg5, VALUE arg6, VALUE arg7, VALUE arg8) {
return INT2NUM(border(NUM2ULONG(arg1), NUM2ULONG(arg2), NUM2ULONG(arg3), NUM2ULONG(arg4), NUM2ULONG(arg5), NUM2ULONG(arg6), NUM2ULONG(arg7), NUM2ULONG(arg8)));
}
static VALUE rbncurs_box(VALUE dummy, VALUE arg1, VALUE arg2, VALUE arg3) {
return INT2NUM(box(get_window(arg1), NUM2ULONG(arg2), NUM2ULONG(arg3)));
}
static VALUE rbncurs_can_change_color(VALUE dummy) {
return (can_change_color()) ? Qtrue : Qfalse;
}
static int rbncurshelper_halfdelay_cbreak(int tenths, int break_chars)
{
int status = break_chars ? cbreak() : nocbreak();
if (status != ERR) {
rb_iv_set(mNcurses, "@halfdelay", INT2NUM(tenths));
rb_iv_set(mNcurses, "@cbreak", break_chars ? Qtrue : Qfalse);
}
return status;
}
static void rbncurshelper_halfdelay_cbreak_restore()
{
if (RTEST(rb_iv_get(mNcurses, "@cbreak")))
cbreak();
else
nocbreak();
}
static VALUE rbncurs_cbreak(VALUE dummy) {
return INT2NUM(rbncurshelper_halfdelay_cbreak(0, 1));
}
#ifdef HAVE_CHGAT
static VALUE rbncurs_chgat(VALUE dummy, VALUE arg1, VALUE arg2, VALUE arg3, VALUE arg4) {
return INT2NUM(chgat(NUM2INT(arg1), NUM2ULONG(arg2), NUM2INT(arg3),
((void)(arg4),NULL)));
}
#endif
static VALUE rbncurs_clear(VALUE dummy) {
return INT2NUM(clear());
}
static VALUE rbncurs_clearok(VALUE dummy, VALUE arg1, VALUE arg2) {
return INT2NUM(clearok(get_window(arg1), RTEST(arg2)));
}
static VALUE rbncurs_clrtobot(VALUE dummy) {
return INT2NUM(clrtobot());
}
static VALUE rbncurs_clrtoeol(VALUE dummy) {
return INT2NUM(clrtoeol());
}
#ifdef HAVE_COLOR_SET
static VALUE rbncurs_color_set(VALUE dummy, VALUE arg1, VALUE arg2) {
return INT2NUM(color_set(NUM2INT(arg1), ((void)(arg2),NULL)));
}
#endif
static VALUE rbncurs_COLOR_PAIR(VALUE dummy, VALUE arg1) {
return INT2NUM(COLOR_PAIR(NUM2INT(arg1)));
}
static VALUE rbncurs_copywin(VALUE dummy, VALUE arg1, VALUE arg2, VALUE arg3, VALUE arg4, VALUE arg5, VALUE arg6, VALUE arg7, VALUE arg8, VALUE arg9) {
return INT2NUM(copywin(get_window(arg1), get_window(arg2), NUM2INT(arg3), NUM2INT(arg4), NUM2INT(arg5), NUM2INT(arg6), NUM2INT(arg7), NUM2INT(arg8), NUM2INT(arg9)));
}
static VALUE rbncurs_curs_set(VALUE dummy, VALUE arg1) {
return INT2NUM(curs_set(NUM2INT(arg1)));
}
static VALUE rbncurs_def_prog_mode(VALUE dummy) {
return INT2NUM(def_prog_mode());
}
static VALUE rbncurs_def_shell_mode(VALUE dummy) {
return INT2NUM(def_shell_mode());
}
static VALUE rbncurs_delay_output(VALUE dummy, VALUE arg1) {
return INT2NUM(delay_output(NUM2INT(arg1)));
}
static VALUE rbncurs_delch(VALUE dummy) {
return INT2NUM(delch());
}
static VALUE rbncurs_deleteln(VALUE dummy) {
return INT2NUM(deleteln());
}
static VALUE rbncurs_derwin(VALUE dummy, VALUE arg1, VALUE arg2, VALUE arg3, VALUE arg4, VALUE arg5) {
return wrap_window(derwin(get_window(arg1), NUM2INT(arg2), NUM2INT(arg3), NUM2INT(arg4), NUM2INT(arg5)));
}
static VALUE rbncurs_doupdate(VALUE dummy) {
return INT2NUM(doupdate());
}
static VALUE rbncurs_dupwin(VALUE dummy, VALUE arg1) {
return wrap_window(dupwin(get_window(arg1)));
}
static VALUE rbncurs_echo(VALUE dummy) {
return INT2NUM(echo());
}
static VALUE rbncurs_echochar(VALUE dummy, VALUE arg1) {
return INT2NUM(echochar(NUM2ULONG(arg1)));
}
static VALUE rbncurs_endwin(VALUE dummy) {
return INT2NUM(endwin());
}
static VALUE rbncurs_erasechar(VALUE dummy) {
return INT2NUM(erasechar());
}
#ifdef HAVE_FILTER
static VALUE rbncurs_filter(VALUE dummy) {
return ((filter()),Qnil);
}
#endif
static VALUE rbncurs_flash(VALUE dummy) {
return INT2NUM(flash());
}
static VALUE rbncurs_flushinp(VALUE dummy) {
return INT2NUM(flushinp());
}
static VALUE rbncurs_getbkgd(VALUE dummy, VALUE arg1) {
return INT2NUM(getbkgd(get_window(arg1)));
}
static int rbncurshelper_nonblocking_wgetch(WINDOW *c_win) {
/* nonblocking wgetch only implemented for Ncurses */
int halfdelay = NUM2INT(rb_iv_get(mNcurses, "@halfdelay"));
int infd = NUM2INT(rb_iv_get(mNcurses, "@infd"));
double screen_delay = halfdelay * 0.1;
#if defined(NCURSES_VERSION) && defined(NCURSES_OPAQUE) && !NCURSES_OPAQUE
int windelay = c_win->_delay;
#else
int windelay = 0;
#endif
double window_delay = (windelay >= 0) ? 0.001 * windelay : (1e200*1e200);
/* FIXME: ^ Infinity ^*/
double delay = (screen_delay > 0) ? screen_delay : window_delay;
int result;
struct timeval tv;
struct timezone tz = {0,0};
double starttime, nowtime, finishtime;
double resize_delay = NUM2INT(get_RESIZEDELAY()) / 1000.0;
fd_set in_fds;
gettimeofday(&tv, &tz);
starttime = tv.tv_sec + tv.tv_usec * 1e-6;
finishtime = starttime + delay;
#if defined(NCURSES_VERSION) && defined(NCURSES_OPAQUE) && !NCURSES_OPAQUE
c_win->_delay = 0;
#endif
while (doupdate() /* detects resize */, (result = wgetch(c_win)) == ERR) {
gettimeofday(&tv, &tz);
nowtime = tv.tv_sec + tv.tv_usec * 1e-6;
delay = finishtime - nowtime;
if (delay <= 0) break;
/* Check for terminal size change every resize_delay seconds */
if (resize_delay > delay) resize_delay = delay;
tv.tv_sec = (time_t)resize_delay;
tv.tv_usec = (unsigned)( (resize_delay - tv.tv_sec) * 1e6 );
/* sleep on infd until input is available or tv reaches timeout */
FD_ZERO(&in_fds);
FD_SET(infd, &in_fds);
rb_thread_select(infd + 1, &in_fds, NULL, NULL, &tv);
}
#if defined(NCURSES_VERSION) && defined(NCURSES_OPAQUE) && !NCURSES_OPAQUE
c_win->_delay = windelay;
#endif
return result;
}
static VALUE rbncurs_getch(VALUE dummy) {
return INT2NUM(rbncurshelper_nonblocking_wgetch(stdscr));
}
static VALUE rbncurs_halfdelay(VALUE dummy, VALUE arg1) {
return INT2NUM(rbncurshelper_halfdelay_cbreak(NUM2INT(arg1), 1));
}
static VALUE rbncurs_has_colors(VALUE dummy) {
return (has_colors()) ? Qtrue : Qfalse;
}
static VALUE rbncurs_has_ic(VALUE dummy) {
return (has_ic()) ? Qtrue : Qfalse;
}
static VALUE rbncurs_has_il(VALUE dummy) {
return (has_il()) ? Qtrue : Qfalse;
}
static VALUE rbncurs_hline(VALUE dummy, VALUE arg1, VALUE arg2) {
return INT2NUM(hline(NUM2ULONG(arg1), NUM2INT(arg2)));
}
static VALUE rbncurs_idcok(VALUE dummy, VALUE arg1, VALUE arg2) {
return ((idcok(get_window(arg1), RTEST(arg2))),Qnil);
}
static VALUE rbncurs_idlok(VALUE dummy, VALUE arg1, VALUE arg2) {
return INT2NUM(idlok(get_window(arg1), RTEST(arg2)));
}
static VALUE rbncurs_immedok(VALUE dummy, VALUE arg1, VALUE arg2) {
return ((immedok(get_window(arg1), RTEST(arg2))),Qnil);
}
static VALUE rbncurs_inch(VALUE dummy) {
return INT2NUM(inch());
}
static VALUE rbncurs_initscr(VALUE dummy) {
VALUE v = wrap_window(initscr());
if (!RTEST(v))
return v;
Init_ncurses_full();
/* Some constants defined by the initscr call. */
/* line graphics */
/* VT100 symbols begin here */
rb_define_const(mNcurses, "ACS_ULCORNER", INT2NUM(ACS_ULCORNER));
rb_define_const(mNcurses, "ACS_LLCORNER", INT2NUM(ACS_LLCORNER));
rb_define_const(mNcurses, "ACS_URCORNER", INT2NUM(ACS_URCORNER));
rb_define_const(mNcurses, "ACS_LRCORNER", INT2NUM(ACS_LRCORNER));
rb_define_const(mNcurses, "ACS_LTEE", INT2NUM(ACS_LTEE));
rb_define_const(mNcurses, "ACS_RTEE", INT2NUM(ACS_RTEE));
rb_define_const(mNcurses, "ACS_BTEE", INT2NUM(ACS_BTEE));
rb_define_const(mNcurses, "ACS_TTEE", INT2NUM(ACS_TTEE));
rb_define_const(mNcurses, "ACS_HLINE", INT2NUM(ACS_HLINE));
rb_define_const(mNcurses, "ACS_VLINE", INT2NUM(ACS_VLINE));
rb_define_const(mNcurses, "ACS_PLUS", INT2NUM(ACS_PLUS));
rb_define_const(mNcurses, "ACS_S1", INT2NUM(ACS_S1));
rb_define_const(mNcurses, "ACS_S9", INT2NUM(ACS_S9));
rb_define_const(mNcurses, "ACS_DIAMOND", INT2NUM(ACS_DIAMOND));
rb_define_const(mNcurses, "ACS_CKBOARD", INT2NUM(ACS_CKBOARD));
rb_define_const(mNcurses, "ACS_DEGREE", INT2NUM(ACS_DEGREE));
rb_define_const(mNcurses, "ACS_PLMINUS", INT2NUM(ACS_PLMINUS));
rb_define_const(mNcurses, "ACS_BULLET", INT2NUM(ACS_BULLET));
/* Teletype 5410v1 symbols begin here */
rb_define_const(mNcurses, "ACS_LARROW", INT2NUM(ACS_LARROW));
rb_define_const(mNcurses, "ACS_RARROW", INT2NUM(ACS_RARROW));
rb_define_const(mNcurses, "ACS_DARROW", INT2NUM(ACS_DARROW));
rb_define_const(mNcurses, "ACS_UARROW", INT2NUM(ACS_UARROW));
rb_define_const(mNcurses, "ACS_BOARD", INT2NUM(ACS_BOARD));
rb_define_const(mNcurses, "ACS_LANTERN", INT2NUM(ACS_LANTERN));
rb_define_const(mNcurses, "ACS_BLOCK", INT2NUM(ACS_BLOCK));
/*
* These aren't documented, but a lot of System Vs have them anyway
* (you can spot pprryyzz{{||}} in a lot of AT&T terminfo strings).
* The ACS_names may not match AT&T's, our source didn't know them.
*/
#ifdef ACS_S3
rb_define_const(mNcurses, "ACS_S3", INT2NUM(ACS_S3));
#endif
#ifdef ACS_S7
rb_define_const(mNcurses, "ACS_S7", INT2NUM(ACS_S7));
#endif
#ifdef ACS_LEQUAL
rb_define_const(mNcurses, "ACS_LEQUAL", INT2NUM(ACS_LEQUAL));
#endif
#ifdef ACS_LEQUAL
rb_define_const(mNcurses, "ACS_GEQUAL", INT2NUM(ACS_GEQUAL));
#endif
#ifdef ACS_PI
rb_define_const(mNcurses, "ACS_PI", INT2NUM(ACS_PI));
#endif
#ifdef ACS_NEQUAL
rb_define_const(mNcurses, "ACS_NEQUAL", INT2NUM(ACS_NEQUAL));
#endif
#ifdef ACS_STERLING
rb_define_const(mNcurses, "ACS_STERLING", INT2NUM(ACS_STERLING));
#endif
/*
* Line drawing ACS names are of the form ACS_trbl, where t is the top, r
* is the right, b is the bottom, and l is the left. t, r, b, and l might
* be B (blank), S (single), D (double), or T (thick). The subset defined
* here only uses B and S.
*/
#ifdef ACS_BSSB
rb_define_const(mNcurses, "ACS_BSSB", INT2NUM(ACS_BSSB));
#endif
#ifdef ACS_SSBB
rb_define_const(mNcurses, "ACS_SSBB", INT2NUM(ACS_SSBB));
#endif
#ifdef ACS_BBSS
rb_define_const(mNcurses, "ACS_BBSS", INT2NUM(ACS_BBSS));
#endif
#ifdef ACS_SBBS
rb_define_const(mNcurses, "ACS_SBBS", INT2NUM(ACS_SBBS));
#endif
#ifdef ACS_SBSS
rb_define_const(mNcurses, "ACS_SBSS", INT2NUM(ACS_SBSS));
#endif
#ifdef ACS_SSSB
rb_define_const(mNcurses, "ACS_SSSB", INT2NUM(ACS_SSSB));
#endif
#ifdef ACS_SSBS
rb_define_const(mNcurses, "ACS_SSBS", INT2NUM(ACS_SSBS));
#endif
#ifdef ACS_BSSS
rb_define_const(mNcurses, "ACS_BSSS", INT2NUM(ACS_BSSS));
#endif
#ifdef ACS_BSBS
rb_define_const(mNcurses, "ACS_BSBS", INT2NUM(ACS_BSBS));
#endif
#ifdef ACS_SBSB
rb_define_const(mNcurses, "ACS_SBSB", INT2NUM(ACS_SBSB));
#endif
#ifdef ACS_SSSS
rb_define_const(mNcurses, "ACS_SSSS", INT2NUM(ACS_SSSS));
#endif
rbncurshelper_halfdelay_cbreak_restore();
rb_iv_set(mNcurses, "@infd", INT2FIX(0));
rb_iv_set(mNcurses, "@halfdelay", INT2FIX(0));
rb_iv_set(mNcurses, "@cbreak", Qfalse);
return v;
}
static VALUE rbncurs_init_color(VALUE dummy, VALUE arg1, VALUE arg2, VALUE arg3, VALUE arg4) {
return INT2NUM(init_color(NUM2INT(arg1), NUM2INT(arg2), NUM2INT(arg3), NUM2INT(arg4)));