473 lines
10 KiB
C
473 lines
10 KiB
C
/****************************************************************************
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* Copyright 2020 Thomas E. Dickey *
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* Copyright 2007-2008,2009 Free Software Foundation, Inc. *
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* *
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* Permission is hereby granted, free of charge, to any person obtaining a *
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* copy of this software and associated documentation files (the *
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* "Software"), to deal in the Software without restriction, including *
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* without limitation the rights to use, copy, modify, merge, publish, *
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* distribute, distribute with modifications, sublicense, and/or sell *
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* copies of the Software, and to permit persons to whom the Software is *
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* furnished to do so, subject to the following conditions: *
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* *
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* The above copyright notice and this permission notice shall be included *
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* in all copies or substantial portions of the Software. *
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* *
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
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* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
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* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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* *
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* Except as contained in this notice, the name(s) of the above copyright *
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* holders shall not be used in advertising or otherwise to promote the *
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* sale, use or other dealings in this Software without prior written *
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* authorization. *
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****************************************************************************/
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/*
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* $Id: test_opaque.c,v 1.10 2020/02/02 23:34:34 tom Exp $
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*
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* Author: Thomas E Dickey
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*
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* Demonstrate the opaque functions from the curses library.
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WINDOW * wgetparent (const WINDOW *);
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bool is_cleared(const WINDOW *win);
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bool is_idcok(const WINDOW *win);
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bool is_idlok(const WINDOW *win);
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bool is_immedok(const WINDOW *win);
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bool is_keypad(const WINDOW *win);
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bool is_leaveok(const WINDOW *win);
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bool is_nodelay(const WINDOW *win);
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bool is_notimeout(const WINDOW *win);
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bool is_scrollok(const WINDOW *win);
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bool is_syncok(const WINDOW *win);
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int wgetscrreg (const WINDOW *, int *, int *);
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*/
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#include <test.priv.h>
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#define BASE_Y 6
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#define MAX_COLS 1024
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#if defined(NCURSES_VERSION_PATCH) && (NCURSES_VERSION_PATCH >= 20080119) && NCURSES_EXT_FUNCS
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static bool
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Quit(int ch)
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{
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return (ch == 'q' || ch == QUIT || ch == ESCAPE);
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}
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typedef bool(*BoolOpaque) (WINDOW *, int);
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static bool
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test_opaque_cleared(WINDOW *win, int mode)
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{
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if (mode >= 0) {
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if (mode)
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wclear(win);
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}
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return is_cleared(win);
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}
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static bool
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test_opaque_idcok(WINDOW *win, int mode)
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{
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if (mode >= 0) {
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idcok(win, mode);
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}
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return is_idcok(win);
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}
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static bool
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test_opaque_idlok(WINDOW *win, int mode)
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{
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if (mode >= 0) {
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idlok(win, mode);
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}
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return is_idlok(win);
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}
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static bool
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test_opaque_immedok(WINDOW *win, int mode)
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{
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if (mode >= 0) {
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immedok(win, mode);
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}
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return is_immedok(win);
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}
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static bool
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test_opaque_keypad(WINDOW *win, int mode)
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{
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if (mode >= 0) {
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keypad(win, mode);
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}
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return is_keypad(win);
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}
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static bool
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test_opaque_leaveok(WINDOW *win, int mode)
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{
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if (mode >= 0) {
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leaveok(win, mode);
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}
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return is_leaveok(win);
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}
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static bool
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test_opaque_nodelay(WINDOW *win, int mode)
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{
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if (mode >= 0) {
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nodelay(win, mode);
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}
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return is_nodelay(win);
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}
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static bool
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test_opaque_notimeout(WINDOW *win, int mode)
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{
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if (mode >= 0) {
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notimeout(win, mode);
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}
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return is_notimeout(win);
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}
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static bool
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test_opaque_scrollok(WINDOW *win, int mode)
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{
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if (mode >= 0) {
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scrollok(win, mode);
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}
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return is_scrollok(win);
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}
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static bool
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test_opaque_syncok(WINDOW *win, int mode)
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{
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if (mode >= 0) {
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syncok(win, mode);
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}
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return is_syncok(win);
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}
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static int
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status_y(WINDOW *stswin, int cell)
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{
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return (cell % getmaxy(stswin));
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}
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static int
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status_x(WINDOW *stswin, int cell)
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{
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return (15 * (cell / getmaxy(stswin)));
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}
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static void
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to_keyword(WINDOW *stswin, int cell)
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{
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wmove(stswin, status_y(stswin, cell), status_x(stswin, cell));
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}
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static void
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to_result(WINDOW *stswin, int cell, bool before)
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{
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int y = status_y(stswin, cell);
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int x = status_x(stswin, cell) + 11;
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if (!before)
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++x;
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wmove(stswin, y, x);
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}
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static void
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show_keyword(WINDOW *stswin, int cell, int active, const char *name)
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{
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to_keyword(stswin, cell);
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if (active == cell)
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(void) wstandout(stswin);
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wprintw(stswin, "%s:", name);
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if (active == cell)
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(void) wstandend(stswin);
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}
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/* *INDENT-OFF* */
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static struct {
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const char *name;
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BoolOpaque func;
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} bool_funcs[] = {
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{ "cleared", test_opaque_cleared },
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{ "idcok", test_opaque_idcok },
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{ "idlok", test_opaque_idlok },
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{ "immedok", test_opaque_immedok },
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{ "keypad", test_opaque_keypad },
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{ "leaveok", test_opaque_leaveok },
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{ "nodelay", test_opaque_nodelay },
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{ "notimeout", test_opaque_notimeout },
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{ "scrollok", test_opaque_scrollok },
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{ "syncok", test_opaque_syncok }
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};
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/* *INDENT-ON* */
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/*
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* Display and/or allow update for the properties accessed in the opaque
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* window. Some may change state after refreshing the window, so we
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* distinguish between them using the 'before' parameter.
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*/
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static int
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show_opaque(WINDOW *stswin, WINDOW *txtwin, bool before, int active)
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{
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int n;
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int top, bottom;
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if (before) {
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werase(stswin);
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}
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for (n = 0; n < (int) SIZEOF(bool_funcs); ++n) {
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show_keyword(stswin, n, active, bool_funcs[n].name);
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to_result(stswin, n, before);
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wprintw(stswin, "%c", bool_funcs[n].func(txtwin, -1) ? 'T' : 'F');
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}
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show_keyword(stswin, n, active, "wgetparent");
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to_result(stswin, n, TRUE);
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wprintw(stswin, "%p", (void *) wgetparent(txtwin));
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++n;
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show_keyword(stswin, n, active, "wgetscrreg");
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to_result(stswin, n, TRUE);
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if (wgetscrreg(txtwin, &top, &bottom) == OK)
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wprintw(stswin, "%d,%d", top, bottom);
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wnoutrefresh(stswin);
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return active;
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}
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static int
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test_opaque(int level, char **argv, WINDOW *stswin)
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{
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WINDOW *txtbox = 0;
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WINDOW *txtwin = 0;
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FILE *fp;
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int ch;
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int txt_x = 0, txt_y = 0;
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int base_y;
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bool in_status = FALSE;
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int active = 0;
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if (argv[level] == 0) {
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beep();
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return FALSE;
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}
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if (level > 1) {
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txtbox = newwin(LINES - BASE_Y, COLS - level, BASE_Y, level);
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box(txtbox, 0, 0);
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wnoutrefresh(txtbox);
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txtwin = derwin(txtbox,
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getmaxy(txtbox) - 2,
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getmaxx(txtbox) - 2,
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1, 1);
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base_y = 0;
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} else {
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txtwin = stdscr;
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base_y = BASE_Y;
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}
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keypad(txtwin, TRUE); /* enable keyboard mapping */
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(void) cbreak(); /* take input chars one at a time, no wait for \n */
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(void) noecho(); /* don't echo input */
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txt_y = base_y;
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txt_x = 0;
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wmove(txtwin, txt_y, txt_x);
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if ((fp = fopen(argv[level], "r")) != 0) {
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while ((ch = fgetc(fp)) != EOF) {
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if (waddch(txtwin, UChar(ch)) != OK) {
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break;
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}
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}
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fclose(fp);
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} else {
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wprintw(txtwin, "Cannot open:\n%s", argv[1]);
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}
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for (;;) {
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if (in_status) {
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to_keyword(stswin, active);
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ch = wgetch(stswin);
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show_opaque(stswin, txtwin, TRUE, active);
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if (Quit(ch))
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break;
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switch (ch) {
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case '\t':
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in_status = FALSE;
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break;
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case KEY_DOWN:
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case 'j':
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if (active < (int) SIZEOF(bool_funcs) - 1)
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active++;
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else
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beep();
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break;
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case KEY_UP:
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case 'k':
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if (active > 0)
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active--;
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else
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beep();
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break;
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case ' ':
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bool_funcs[active].func(txtwin,
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!bool_funcs[active].func(txtwin, -1));
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break;
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default:
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beep();
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break;
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}
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show_opaque(stswin, txtwin, FALSE, in_status ? active : -1);
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} else {
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ch = mvwgetch(txtwin, txt_y, txt_x);
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show_opaque(stswin, txtwin, TRUE, -1);
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if (Quit(ch))
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break;
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switch (ch) {
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case '\t':
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in_status = TRUE;
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break;
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case KEY_DOWN:
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case 'j':
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if (txt_y < getmaxy(txtwin) - 1)
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txt_y++;
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else
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beep();
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break;
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case KEY_UP:
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case 'k':
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if (txt_y > base_y)
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txt_y--;
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else
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beep();
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break;
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case KEY_LEFT:
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case 'h':
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if (txt_x > 0)
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txt_x--;
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else
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beep();
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break;
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case KEY_RIGHT:
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case 'l':
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if (txt_x < getmaxx(txtwin) - 1)
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txt_x++;
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else
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beep();
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break;
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case 'w':
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test_opaque(level + 1, argv, stswin);
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if (txtbox != 0) {
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touchwin(txtbox);
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wnoutrefresh(txtbox);
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} else {
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touchwin(txtwin);
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wnoutrefresh(txtwin);
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}
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break;
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default:
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beep();
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napms(100);
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break;
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}
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show_opaque(stswin, txtwin, FALSE, -1);
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}
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}
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if (level > 1) {
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delwin(txtwin);
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delwin(txtbox);
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}
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return TRUE;
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}
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static void
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test_set_escdelay(void)
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{
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set_escdelay((100 + ESCDELAY) / 2);
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}
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static void
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test_set_tabsize(void)
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{
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int y0, x0;
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int y, x;
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int save_tabsize = TABSIZE;
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(void) cbreak(); /* take input chars one at a time, no wait for \n */
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(void) noecho(); /* don't echo input */
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for (y = 0; y < LINES; ++y) {
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set_tabsize(y + 1);
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if (move(y, 0) == ERR)
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break;
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for (x = 0; x < COLS;) {
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addch('\t');
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if (addch('*') == ERR) {
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break;
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}
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getyx(stdscr, y0, x0);
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if (y0 != y || x0 == x) {
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break;
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}
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}
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}
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getch();
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erase();
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set_tabsize(save_tabsize);
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}
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int
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main(int argc, char *argv[])
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{
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WINDOW *stsbox;
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WINDOW *stswin;
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setlocale(LC_ALL, "");
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if (argc < 2) {
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fprintf(stderr, "usage: %s file\n", argv[0]);
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return EXIT_FAILURE;
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}
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initscr();
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test_set_escdelay();
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test_set_tabsize();
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stsbox = derwin(stdscr, BASE_Y, COLS, 0, 0);
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box(stsbox, 0, 0);
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wnoutrefresh(stsbox);
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stswin = derwin(stsbox, BASE_Y - 2, COLS - 2, 1, 1);
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keypad(stswin, TRUE);
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test_opaque(1, argv, stswin);
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endwin();
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ExitProgram(EXIT_SUCCESS);
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}
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#else
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int
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main(void)
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{
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printf("This program requires the ncurses library\n");
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ExitProgram(EXIT_FAILURE);
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}
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#endif
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