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Diffstat (limited to 'ncurses-5.9/test/test_instr.c')
| -rw-r--r-- | ncurses-5.9/test/test_instr.c | 260 |
1 files changed, 260 insertions, 0 deletions
diff --git a/ncurses-5.9/test/test_instr.c b/ncurses-5.9/test/test_instr.c new file mode 100644 index 0000000..f0c8534 --- /dev/null +++ b/ncurses-5.9/test/test_instr.c @@ -0,0 +1,260 @@ +/**************************************************************************** + * Copyright (c) 2007,2010 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. * + ****************************************************************************/ +/* + * $Id$ + * + * Author: Thomas E Dickey + * + * Demonstrate the instr functions from the curses library. + + int instr(char *str); + int innstr(char *str, int n); + int winstr(WINDOW *win, char *str); + int winnstr(WINDOW *win, char *str, int n); + int mvinstr(int y, int x, char *str); + int mvinnstr(int y, int x, char *str, int n); + int mvwinstr(WINDOW *win, int y, int x, char *str); + int mvwinnstr(WINDOW *win, int y, int x, char *str, int n); + */ + +#include <test.priv.h> + +#define BASE_Y 6 +#define MAX_COLS 1024 + +static bool +Quit(int ch) +{ + return (ch == ERR || ch == 'q' || ch == QUIT || ch == ESCAPE); +} + +static void +show_1st(WINDOW *win, int line, char *buffer) +{ + MvWAddStr(win, line, 5, buffer); +} + +static void +showmore(WINDOW *win, int line, char *buffer) +{ + wmove(win, line, 0); + wclrtoeol(win); + show_1st(win, line, buffer); +} + +static int +test_inchs(int level, char **argv, WINDOW *chrwin, WINDOW *strwin) +{ + WINDOW *txtbox = 0; + WINDOW *txtwin = 0; + FILE *fp; + int ch; + int txt_x = 0, txt_y = 0; + int base_y; + int limit = getmaxx(strwin) - 5; + + char buffer[MAX_COLS]; + + if (argv[level] == 0) { + beep(); + return FALSE; + } + + if (level > 1) { + txtbox = newwin(LINES - BASE_Y, COLS - level, BASE_Y, level); + box(txtbox, 0, 0); + wnoutrefresh(txtbox); + + txtwin = derwin(txtbox, + getmaxy(txtbox) - 2, + getmaxx(txtbox) - 2, + 1, 1); + base_y = 0; + } else { + txtwin = stdscr; + base_y = BASE_Y; + } + + keypad(txtwin, TRUE); /* enable keyboard mapping */ + (void) cbreak(); /* take input chars one at a time, no wait for \n */ + (void) noecho(); /* don't echo input */ + + txt_y = base_y; + txt_x = 0; + wmove(txtwin, txt_y, txt_x); + + if ((fp = fopen(argv[level], "r")) != 0) { + while ((ch = fgetc(fp)) != EOF) { + if (waddch(txtwin, UChar(ch)) != OK) { + break; + } + } + fclose(fp); + } else { + wprintw(txtwin, "Cannot open:\n%s", argv[1]); + } + + while (!Quit(ch = mvwgetch(txtwin, txt_y, txt_x))) { + switch (ch) { + case KEY_DOWN: + case 'j': + if (txt_y < getmaxy(txtwin) - 1) + txt_y++; + else + beep(); + break; + case KEY_UP: + case 'k': + if (txt_y > base_y) + txt_y--; + else + beep(); + break; + case KEY_LEFT: + case 'h': + if (txt_x > 0) + txt_x--; + else + beep(); + break; + case KEY_RIGHT: + case 'l': + if (txt_x < getmaxx(txtwin) - 1) + txt_x++; + else + beep(); + break; + case 'w': + test_inchs(level + 1, argv, chrwin, strwin); + if (txtbox != 0) { + touchwin(txtbox); + wnoutrefresh(txtbox); + } else { + touchwin(txtwin); + wnoutrefresh(txtwin); + } + break; + case '-': + if (limit > 0) { + --limit; + } else { + beep(); + } + break; + case '+': + ++limit; + break; + default: + beep(); + break; + } + + MvWPrintw(chrwin, 0, 0, "line:"); + wclrtoeol(chrwin); + + if (txtwin != stdscr) { + wmove(txtwin, txt_y, txt_x); + + if (winstr(txtwin, buffer) != ERR) { + show_1st(chrwin, 0, buffer); + } + if (mvwinstr(txtwin, txt_y, txt_x, buffer) != ERR) { + showmore(chrwin, 1, buffer); + } + } else { + move(txt_y, txt_x); + + if (instr(buffer) != ERR) { + show_1st(chrwin, 0, buffer); + } + if (mvinstr(txt_y, txt_x, buffer) != ERR) { + showmore(chrwin, 1, buffer); + } + } + wnoutrefresh(chrwin); + + MvWPrintw(strwin, 0, 0, "%4d:", limit); + wclrtobot(strwin); + + if (txtwin != stdscr) { + wmove(txtwin, txt_y, txt_x); + if (winnstr(txtwin, buffer, limit) != ERR) { + show_1st(strwin, 0, buffer); + } + + if (mvwinnstr(txtwin, txt_y, txt_x, buffer, limit) != ERR) { + showmore(strwin, 1, buffer); + } + } else { + move(txt_y, txt_x); + if (innstr(buffer, limit) != ERR) { + show_1st(strwin, 0, buffer); + } + + if (mvinnstr(txt_y, txt_x, buffer, limit) != ERR) { + showmore(strwin, 1, buffer); + } + } + + wnoutrefresh(strwin); + } + if (level > 1) { + delwin(txtwin); + delwin(txtbox); + } + return TRUE; +} + +int +main(int argc, char *argv[]) +{ + WINDOW *chrbox; + WINDOW *chrwin; + WINDOW *strwin; + + setlocale(LC_ALL, ""); + + if (argc < 2) { + fprintf(stderr, "usage: %s file\n", argv[0]); + return EXIT_FAILURE; + } + + initscr(); + + chrbox = derwin(stdscr, BASE_Y, COLS, 0, 0); + box(chrbox, 0, 0); + wnoutrefresh(chrbox); + + chrwin = derwin(chrbox, 2, COLS - 2, 1, 1); + strwin = derwin(chrbox, 2, COLS - 2, 3, 1); + + test_inchs(1, argv, chrwin, strwin); + + endwin(); + ExitProgram(EXIT_SUCCESS); +} |