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+/****************************************************************************
+ * Copyright (c) 2009,2010 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. *
+ ****************************************************************************/
+/*
+ * $Id: test_addchstr.c,v 1.13 2010/12/12 01:28:24 tom Exp $
+ *
+ * Demonstrate the waddchstr() and waddch functions.
+ * Thomas Dickey - 2009/9/12
+ */
+
+#include <test.priv.h>
+
+#include <linedata.h>
+
+#undef MvAddStr
+#undef MvWAddStr
+
+#define AddNStr addchnstr
+#define AddStr addchstr
+#define MvAddNStr (void) mvaddchnstr
+#define MvAddStr (void) mvaddchstr
+#define MvWAddNStr (void) mvwaddchnstr
+#define MvWAddStr (void) mvwaddchstr
+#define WAddNStr waddchnstr
+#define WAddStr waddchstr
+
+#define AddCh addch
+#define WAddCh waddch
+
+#define MY_TABSIZE 8
+
+typedef enum {
+ oDefault = 0,
+ oMove = 1,
+ oWindow = 2,
+ oMoveWindow = 3
+} Options;
+
+static bool m_opt = FALSE;
+static bool pass_ctls = FALSE;
+static bool w_opt = FALSE;
+static int n_opt = -1;
+
+static attr_t show_attr;
+static chtype *temp_buffer;
+static size_t temp_length;
+
+#define TempBuffer(source_cast)
+
+static size_t
+ChLen(const char *source)
+{
+ size_t result = strlen(source);
+
+ if (!pass_ctls) {
+ size_t adjust = 0;
+ size_t n;
+
+ for (n = 0; n < result; ++n) {
+ const char *s = unctrl(UChar(source[n]));
+ if (s != 0) {
+ adjust += (strlen(s) - 1);
+ }
+ }
+ result += adjust;
+ }
+ return result;
+}
+
+static chtype *
+ChStr(const char *source)
+{
+ if (source != 0) {
+ size_t need = ChLen(source) + 1;
+ int n = 0;
+
+ if (need > temp_length) {
+ temp_length = need * 2;
+ temp_buffer = typeRealloc(chtype, temp_length, temp_buffer);
+ }
+ do {
+ const char *s;
+ chtype ch = UChar(*source++);
+ if (!pass_ctls && (s = unctrl(ch)) != 0) {
+ while (*s != '\0') {
+ temp_buffer[n++] = UChar(*s++);
+ }
+ } else {
+ temp_buffer[n++] = ch;
+ }
+ } while (source[0] != 0);
+ temp_buffer[n] = 0;
+ } else if (temp_buffer != 0) {
+ free(temp_buffer);
+ temp_buffer = 0;
+ temp_length = 0;
+ }
+ return temp_buffer;
+}
+
+/* color the strings drawn in the workspace */
+static chtype *
+ChStr2(const char *source)
+{
+ size_t len = ChLen(source);
+ size_t n;
+ chtype *result = ChStr(source);
+ for (n = 0; n < len; ++n) {
+ result[n] |= show_attr;
+ }
+ return result;
+}
+
+static void
+legend(WINDOW *win, int level, Options state, char *buffer, int length)
+{
+ const char *showstate;
+
+ switch (state) {
+ default:
+ case oDefault:
+ showstate = "";
+ break;
+ case oMove:
+ showstate = " (mvXXX)";
+ break;
+ case oWindow:
+ showstate = " (winXXX)";
+ break;
+ case oMoveWindow:
+ showstate = " (mvwinXXX)";
+ break;
+ }
+
+ wmove(win, 0, 0);
+ wprintw(win,
+ "The Strings/Chars displays should match. Enter any characters, except:\n");
+ wprintw(win,
+ "down-arrow or ^N to repeat on next line, ^W for inner window, ESC to exit.\n");
+ wclrtoeol(win);
+ wprintw(win, "Level %d,%s added %d characters <%s>", level,
+ showstate, length, buffer);
+}
+
+static int
+ColOf(char *buffer, int length, int margin)
+{
+ int n;
+ int result;
+
+ for (n = 0, result = margin + 1; n < length; ++n) {
+ int ch = UChar(buffer[n]);
+ switch (ch) {
+ case '\n':
+ /* actually newline should clear the remainder of the line
+ * and move to the next line - but that seems a little awkward
+ * in this example.
+ */
+ case '\r':
+ result = 0;
+ break;
+ case '\b':
+ if (result > 0)
+ --result;
+ break;
+ case '\t':
+ result += (MY_TABSIZE - (result % MY_TABSIZE));
+ break;
+ case '\177':
+ result += 2;
+ break;
+ default:
+ ++result;
+ if (ch < 32)
+ ++result;
+ break;
+ }
+ }
+ return result;
+}
+
+#define LEN(n) ((length - (n) > n_opt) ? n_opt : (length - (n)))
+static void
+test_adds(int level)
+{
+ static bool first = TRUE;
+
+ int ch;
+ int limit;
+ int row = 1;
+ int col;
+ int row2, col2;
+ int length;
+ char buffer[BUFSIZ];
+ WINDOW *look = 0;
+ WINDOW *work = 0;
+ WINDOW *show = 0;
+ int margin = (2 * MY_TABSIZE) - 1;
+ Options option = (Options) ((unsigned) (m_opt
+ ? oMove
+ : oDefault)
+ | (unsigned) ((w_opt || (level > 0))
+ ? oWindow
+ : oDefault));
+
+ if (first) {
+ static char cmd[80];
+ setlocale(LC_ALL, "");
+
+ putenv(strcpy(cmd, "TABSIZE=8"));
+
+ initscr();
+ (void) cbreak(); /* take input chars one at a time, no wait for \n */
+ (void) noecho(); /* don't echo input */
+ keypad(stdscr, TRUE);
+ }
+
+ limit = LINES - 5;
+ if (level > 0) {
+ look = newwin(limit, COLS - (2 * (level - 1)), 0, level - 1);
+ work = newwin(limit - 2, COLS - (2 * level), 1, level);
+ show = newwin(4, COLS, limit + 1, 0);
+ box(look, 0, 0);
+ wnoutrefresh(look);
+ limit -= 2;
+ } else {
+ work = stdscr;
+ show = derwin(stdscr, 4, COLS, limit + 1, 0);
+ }
+ keypad(work, TRUE);
+
+ for (col = margin + 1; col < COLS; col += MY_TABSIZE)
+ MvWVLine(work, row, col, '.', limit - 2);
+
+ MvWVLine(work, row, margin, ACS_VLINE, limit - 2);
+ MvWVLine(work, row, margin + 1, ACS_VLINE, limit - 2);
+ limit /= 2;
+
+ MvWAddChStr(work, 1, 2, ChStr("String"));
+ MvWAddChStr(work, limit + 1, 2, ChStr("Chars"));
+ wnoutrefresh(work);
+
+ buffer[length = 0] = '\0';
+ legend(show, level, option, buffer, length);
+ wnoutrefresh(show);
+
+ doupdate();
+
+ /*
+ * Show the characters added in color, to distinguish from those that
+ * are shifted.
+ */
+ if (has_colors()) {
+ start_color();
+ init_pair(1, COLOR_WHITE, COLOR_BLUE);
+ show_attr = COLOR_PAIR(1);
+ wbkgdset(work, show_attr | ' ');
+ } else {
+ show_attr = A_STANDOUT;
+ }
+
+ while ((ch = read_linedata(work)) != ERR && !isQUIT(ch)) {
+ wmove(work, row, margin + 1);
+ switch (ch) {
+ case key_RECUR:
+ test_adds(level + 1);
+
+ touchwin(look);
+ touchwin(work);
+ touchwin(show);
+
+ wnoutrefresh(look);
+ wnoutrefresh(work);
+ wnoutrefresh(show);
+
+ doupdate();
+ break;
+ case key_NEWLINE:
+ if (row < limit) {
+ ++row;
+ /* put the whole string in, all at once */
+ col2 = margin + 1;
+ switch (option) {
+ case oDefault:
+ if (n_opt > 1) {
+ for (col = 0; col < length; col += n_opt) {
+ col2 = ColOf(buffer, col, margin);
+ if (move(row, col2) != ERR) {
+ AddNStr(ChStr2(buffer + col), LEN(col));
+ }
+ }
+ } else {
+ if (move(row, col2) != ERR) {
+ AddStr(ChStr2(buffer));
+ }
+ }
+ break;
+ case oMove:
+ if (n_opt > 1) {
+ for (col = 0; col < length; col += n_opt) {
+ col2 = ColOf(buffer, col, margin);
+ MvAddNStr(row, col2, ChStr2(buffer + col), LEN(col));
+ }
+ } else {
+ MvAddStr(row, col2, ChStr2(buffer));
+ }
+ break;
+ case oWindow:
+ if (n_opt > 1) {
+ for (col = 0; col < length; col += n_opt) {
+ col2 = ColOf(buffer, col, margin);
+ if (wmove(work, row, col2) != ERR) {
+ WAddNStr(work, ChStr2(buffer + col), LEN(col));
+ }
+ }
+ } else {
+ if (wmove(work, row, col2) != ERR) {
+ WAddStr(work, ChStr2(buffer));
+ }
+ }
+ break;
+ case oMoveWindow:
+ if (n_opt > 1) {
+ for (col = 0; col < length; col += n_opt) {
+ col2 = ColOf(buffer, col, margin);
+ MvWAddNStr(work, row, col2, ChStr2(buffer + col),
+ LEN(col));
+ }
+ } else {
+ MvWAddStr(work, row, col2, ChStr2(buffer));
+ }
+ break;
+ }
+
+ /* do the corresponding single-character add */
+ row2 = limit + row;
+ for (col = 0; col < length; ++col) {
+ col2 = ColOf(buffer, col, margin);
+ switch (option) {
+ case oDefault:
+ if (move(row2, col2) != ERR) {
+ AddCh(UChar(buffer[col]));
+ }
+ break;
+ case oMove:
+ MvAddCh(row2, col2, UChar(buffer[col]));
+ break;
+ case oWindow:
+ if (wmove(work, row2, col2) != ERR) {
+ WAddCh(work, UChar(buffer[col]));
+ }
+ break;
+ case oMoveWindow:
+ MvWAddCh(work, row2, col2, UChar(buffer[col]));
+ break;
+ }
+ }
+ } else {
+ beep();
+ }
+ break;
+ case KEY_BACKSPACE:
+ ch = '\b';
+ /* FALLTHRU */
+ default:
+ if (ch <= 0 || ch > 255) {
+ beep();
+ break;
+ }
+ buffer[length++] = (char) ch;
+ buffer[length] = '\0';
+
+ /* put the string in, one character at a time */
+ col = ColOf(buffer, length - 1, margin);
+ switch (option) {
+ case oDefault:
+ if (move(row, col) != ERR) {
+ AddStr(ChStr2(buffer + length - 1));
+ }
+ break;
+ case oMove:
+ MvAddStr(row, col, ChStr2(buffer + length - 1));
+ break;
+ case oWindow:
+ if (wmove(work, row, col) != ERR) {
+ WAddStr(work, ChStr2(buffer + length - 1));
+ }
+ break;
+ case oMoveWindow:
+ MvWAddStr(work, row, col, ChStr2(buffer + length - 1));
+ break;
+ }
+
+ /* do the corresponding single-character add */
+ switch (option) {
+ case oDefault:
+ if (move(limit + row, col) != ERR) {
+ AddCh(UChar(ch));
+ }
+ break;
+ case oMove:
+ MvAddCh(limit + row, col, UChar(ch));
+ break;
+ case oWindow:
+ if (wmove(work, limit + row, col) != ERR) {
+ WAddCh(work, UChar(ch));
+ }
+ break;
+ case oMoveWindow:
+ MvWAddCh(work, limit + row, col, UChar(ch));
+ break;
+ }
+
+ wnoutrefresh(work);
+
+ legend(show, level, option, buffer, length);
+ wnoutrefresh(show);
+
+ doupdate();
+ break;
+ }
+ }
+ if (level > 0) {
+ delwin(show);
+ delwin(work);
+ delwin(look);
+ }
+}
+
+static void
+usage(void)
+{
+ static const char *tbl[] =
+ {
+ "Usage: test_addchstr [options]"
+ ,""
+ ,"Options:"
+ ," -f FILE read data from given file"
+ ," -n NUM limit string-adds to NUM bytes on ^N replay"
+ ," -m perform wmove/move separately from add-functions"
+ ," -p pass-thru control characters without using unctrl()"
+ ," -w use window-parameter even when stdscr would be implied"
+ };
+ unsigned n;
+ for (n = 0; n < SIZEOF(tbl); ++n)
+ fprintf(stderr, "%s\n", tbl[n]);
+ ExitProgram(EXIT_FAILURE);
+}
+
+int
+main(int argc GCC_UNUSED, char *argv[]GCC_UNUSED)
+{
+ int ch;
+
+ setlocale(LC_ALL, "");
+
+ while ((ch = getopt(argc, argv, "f:mn:pw")) != -1) {
+ switch (ch) {
+ case 'f':
+ init_linedata(optarg);
+ break;
+ case 'm':
+ m_opt = TRUE;
+ break;
+ case 'n':
+ n_opt = atoi(optarg);
+ if (n_opt == 0)
+ n_opt = -1;
+ break;
+ case 'p':
+ pass_ctls = TRUE;
+ break;
+ case 'w':
+ w_opt = TRUE;
+ break;
+ default:
+ usage();
+ break;
+ }
+ }
+ if (optind < argc)
+ usage();
+
+ test_adds(0);
+ endwin();
+ ExitProgram(EXIT_SUCCESS);
+}
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