]> ncurses.scripts.mit.edu Git - ncurses.git/blobdiff - test/test_addstr.c
ncurses 5.7 - patch 20090912
[ncurses.git] / test / test_addstr.c
diff --git a/test/test_addstr.c b/test/test_addstr.c
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+/****************************************************************************
+ * Copyright (c) 2009 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_addstr.c,v 1.2 2009/09/12 22:52:29 tom Exp $
+ *
+ * Demonstrate the waddstr() and waddch functions.
+ * Thomas Dickey - 2009/9/12
+ */
+
+#include <test.priv.h>
+
+#include <linedata.h>
+
+#define AddNStr    addnstr
+#define AddStr     addstr
+#define MvAddNStr  mvaddnstr
+#define MvAddStr   mvaddstr
+#define MvWAddNStr mvwaddnstr
+#define MvWAddStr  mvwaddstr
+#define WAddNStr   waddnstr
+#define WAddStr    waddstr
+
+#define AddCh      addch
+#define MvAddCh    mvaddch
+#define MvWAddCh   mvwaddch
+#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 w_opt = FALSE;
+static int n_opt = -1;
+
+static void
+legend(WINDOW *win, int level, Options state, char *buffer, int length)
+{
+    NCURSES_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, 'q' 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;
+
+    mvwaddstr(work, 1, 2, "String");
+    mvwaddstr(work, limit + 1, 2, "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);
+       wbkgdset(work, COLOR_PAIR(1) | ' ');
+    }
+
+    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(buffer + col, LEN(col));
+                           }
+                       }
+                   } else {
+                       if (move(row, col2) != ERR) {
+                           AddStr(buffer);
+                       }
+                   }
+                   break;
+               case oMove:
+                   if (n_opt > 1) {
+                       for (col = 0; col < length; col += n_opt) {
+                           col2 = ColOf(buffer, col, margin);
+                           MvAddNStr(row, col2, buffer + col, LEN(col));
+                       }
+                   } else {
+                       MvAddStr(row, col2, 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, buffer + col, LEN(col));
+                           }
+                       }
+                   } else {
+                       if (wmove(work, row, col2) != ERR) {
+                           WAddStr(work, 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, buffer + col, LEN(col));
+                       }
+                   } else {
+                       MvWAddStr(work, row, col2, 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;
+       default:
+           if (ch <= 0 || ch > 255) {
+               beep();
+               break;
+           }
+           buffer[length++] = 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(buffer + length - 1);
+               }
+               break;
+           case oMove:
+               MvAddStr(row, col, buffer + length - 1);
+               break;
+           case oWindow:
+               if (wmove(work, row, col) != ERR) {
+                   WAddStr(work, buffer + length - 1);
+               }
+               break;
+           case oMoveWindow:
+               MvWAddStr(work, row, col, 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_addstr [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"
+       ,"  -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:w")) != -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 'w':
+           w_opt = TRUE;
+           break;
+       default:
+           usage();
+           break;
+       }
+    }
+    if (optind < argc)
+       usage();
+
+    test_adds(0);
+    endwin();
+    ExitProgram(EXIT_SUCCESS);
+}