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/**************************************************************************** * Copyright (c) 2009-2010,2012 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 1.18 2012/12/16 00:36:27 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); if (!temp_buffer) failed("TempBuffer"); } 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); /* * 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); } } 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(); if (has_colors()) { show_attr = (attr_t) 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); if (look) touchwin(look); touchwin(work); touchwin(show); if (look) 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(work); delwin(look); } delwin(show); } 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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