diff options
Diffstat (limited to 'test/movewindow.c')
| -rw-r--r-- | test/movewindow.c | 639 |
1 files changed, 0 insertions, 639 deletions
diff --git a/test/movewindow.c b/test/movewindow.c deleted file mode 100644 index e55a694a084a..000000000000 --- a/test/movewindow.c +++ /dev/null @@ -1,639 +0,0 @@ -/**************************************************************************** - * Copyright (c) 2006-2008,2010 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: movewindow.c,v 1.24 2010/11/13 23:34:55 tom Exp $ - * - * Demonstrate move functions for windows and derived windows from the curses - * library. - * - * Thomas Dickey - 2006/2/11 - */ -/* -derwin -mvderwin -subwin -mvwin - */ - -#include <test.priv.h> -#include <stdarg.h> - -#ifdef HAVE_XCURSES -#undef derwin -#endif - -#ifdef NCURSES_VERSION -#define CONST_FMT const -#else -#define CONST_FMT /* nothing */ -#endif - -#undef LINE_MAX - -#define LINE_MIN 2 -#define LINE_MAX (LINES - 2) -#define COL_MIN 2 -#define COL_MAX (COLS - 2) - -typedef struct { - int y, x; -} PAIR; - -typedef struct { - WINDOW *parent; /* need this since WINDOW->_parent is not portable */ - WINDOW *child; /* the actual value */ -} FRAME; - -static void head_line(CONST_FMT char *fmt,...) GCC_PRINTFLIKE(1, 2); -static void tail_line(CONST_FMT char *fmt,...) GCC_PRINTFLIKE(1, 2); - -static unsigned num_windows; -static FRAME *all_windows; - -static void -message(int lineno, CONST_FMT char *fmt, va_list argp) -{ - int y, x; - - getyx(stdscr, y, x); - move(lineno, 0); - clrtoeol(); - -#ifdef HAVE_XCURSES - { - char buffer[1024]; - vsprintf(buffer, fmt, argp); - addstr(buffer); - } -#else - vwprintw(stdscr, fmt, argp); -#endif - - move(y, x); - refresh(); -} - -static void -head_line(CONST_FMT char *fmt,...) -{ - va_list argp; - - va_start(argp, fmt); - message(0, fmt, argp); - va_end(argp); -} - -static void -tail_line(CONST_FMT char *fmt,...) -{ - va_list argp; - - va_start(argp, fmt); - message(LINES - 1, fmt, argp); - va_end(argp); -} - -/* - * Arrow keys move cursor, return location at current on non-arrow key. - */ -static PAIR * -selectcell(WINDOW *parent, int uli, int ulj, int lri, int lrj) -{ - static PAIR res; /* result cell */ - int si = lri - uli + 1; /* depth of the select area */ - int sj = lrj - ulj + 1; /* width of the select area */ - int i = 0, j = 0; /* offsets into the select area */ - - res.y = uli; - res.x = ulj; - for (;;) { - tail_line("Upper left [%2d,%2d] Lower right [%2d,%2d] -> %d,%d", - uli, ulj, - lri, lrj, - uli + i, ulj + j); - wmove(parent, uli + i, ulj + j); - - switch (wgetch(parent)) { - case KEY_UP: - i += si - 1; - break; - case KEY_DOWN: - i++; - break; - case KEY_LEFT: - j += sj - 1; - break; - case KEY_RIGHT: - j++; - break; - case QUIT: - case ESCAPE: - return ((PAIR *) 0); -#ifdef NCURSES_MOUSE_VERSION - case KEY_MOUSE: - { - MEVENT event; - - getmouse(&event); - if (event.y > uli && event.x > ulj) { - i = event.y - uli; - j = event.x - ulj; - } else { - beep(); - break; - } - } - /* FALLTHRU */ -#endif - default: - res.y = uli + i; - res.x = ulj + j; - return (&res); - } - i %= si; - j %= sj; - } -} - -/* - * Ask user for a window definition. - */ -static bool -getwindow(WINDOW *parent, PAIR * ul, PAIR * lr) -{ - int min_col = (parent == stdscr) ? COL_MIN : 0; - int max_col = (parent == stdscr) ? COL_MAX : getmaxx(parent); - int min_line = (parent == stdscr) ? LINE_MIN : 0; - int max_line = (parent == stdscr) ? LINE_MAX : getmaxy(parent); - PAIR *tmp; - bool result = FALSE; - - head_line("Use arrows to move cursor, anything else to mark corner 1"); - if ((tmp = selectcell(parent, min_line, min_col, max_line, max_col)) != 0) { - *ul = *tmp; - MvWAddCh(parent, ul->y, ul->x, '*'); - - head_line("Use arrows to move cursor, anything else to mark corner 2"); - if ((tmp = selectcell(parent, ul->y, ul->x, max_line, max_col)) != 0) { - *lr = *tmp; - MvWAddCh(parent, lr->y, lr->x, '*'); - wmove(parent, lr->y, lr->x); - wsyncdown(parent); - wrefresh(parent); - result = (lr->y != ul->y && lr->x != ul->x); - } - } - head_line("done"); - return result; -} - -/* - * Draw a box inside the given window. - */ -static void -box_inside(WINDOW *win) -{ - int y0, x0; - int y1, x1; - - getyx(win, y0, x0); - getmaxyx(win, y1, x1); - - MvWHLine(win, 0, 0, ACS_HLINE, x1); - MvWHLine(win, y1 - 1, 0, ACS_HLINE, x1); - - MvWVLine(win, 0, 0, ACS_VLINE, y1); - MvWVLine(win, 0, x1 - 1, ACS_VLINE, y1); - - MvWAddCh(win, 0, 0, ACS_ULCORNER); - MvWAddCh(win, y1 - 1, 0, ACS_LLCORNER); - MvWAddCh(win, 0, x1 - 1, ACS_URCORNER); - MvWAddCh(win, y1 - 1, x1 - 1, ACS_LRCORNER); - - wsyncdown(win); - wmove(win, y0, x0); - wrefresh(win); -} - -/* - * Add a window to our list. - */ -static void -add_window(WINDOW *parent, WINDOW *child) -{ - static unsigned have = 0; - unsigned need = ((num_windows + 1) | 31) + 1; - - keypad(child, TRUE); - if (need > have) { - all_windows = typeRealloc(FRAME, need, all_windows); - } - all_windows[num_windows].parent = parent; - all_windows[num_windows].child = child; - num_windows++; -} - -static int -window2num(WINDOW *win) -{ - int n; - int result = -1; - for (n = 0; n < (int) num_windows; ++n) { - if (win == all_windows[n].child) { - result = n; - break; - } - } - return result; -} - -static WINDOW * -parent_of(WINDOW *win) -{ - WINDOW *result = 0; - int n = window2num(win); - if (n >= 0) - result = all_windows[n].parent; - return result; -} - -static void -repaint_one(WINDOW *win) -{ - touchwin(win); - wnoutrefresh(win); -} - -static void -refresh_all(WINDOW *win) -{ - unsigned n; - - for (n = 0; n < num_windows; ++n) { - if (all_windows[n].child != win) { - repaint_one(all_windows[n].child); - } - } - - repaint_one(win); - doupdate(); -} - -static WINDOW * -next_window(WINDOW *win) -{ - WINDOW *result = win; - int n = window2num(win); - - if (n++ >= 0) { - result = all_windows[(unsigned) n % num_windows].child; - wmove(result, 0, 0); - wrefresh(result); - } - return result; -} - -static WINDOW * -prev_window(WINDOW *win) -{ - WINDOW *result = win; - int n = window2num(win); - - if (n-- >= 0) { - if (n < 0) - n = (int) (num_windows - 1); - result = all_windows[(unsigned) n % num_windows].child; - wmove(result, 0, 0); - wrefresh(result); - } - return result; -} - -static void -recur_move_window(WINDOW *parent, int dy, int dx) -{ - unsigned n; - - for (n = 0; n < num_windows; ++n) { - if (all_windows[n].parent == parent) { - int y0, x0; - - getbegyx(all_windows[n].child, y0, x0); - mvwin(all_windows[n].child, y0 + dy, x0 + dx); - recur_move_window(all_windows[n].child, dy, dx); - } - } -} - -/* - * test mvwin(). - */ -static bool -move_window(WINDOW *win, bool recur) -{ - WINDOW *parent = parent_of(win); - bool result = FALSE; - - if (parent != 0) { - bool top = (parent == stdscr); - int min_col = top ? COL_MIN : 0; - int max_col = top ? COL_MAX : getmaxx(parent); - int min_line = top ? LINE_MIN : 0; - int max_line = top ? LINE_MAX : getmaxy(parent); - PAIR *tmp; - - head_line("Select new position for %swindow", top ? "" : "sub"); - - if ((tmp = selectcell(parent, - min_line, min_col, - max_line, max_col)) != 0) { - int y0, x0; - getbegyx(parent, y0, x0); - /* - * Note: Moving a subwindow has the effect of moving a viewport - * around the screen. The parent window retains the contents of - * the subwindow in the original location, but the viewport will - * show the contents (again) at the new location. So it will look - * odd when testing. - */ - if (mvwin(win, y0 + tmp->y, x0 + tmp->x) != ERR) { - if (recur) { - recur_move_window(win, tmp->y, tmp->x); - } - refresh_all(win); - doupdate(); - result = TRUE; - } - } - } - return result; -} - -/* - * test mvderwin(). - */ -static bool -move_subwin(WINDOW *win) -{ - WINDOW *parent = parent_of(win); - bool result = FALSE; - - if (parent != 0) { - bool top = (parent == stdscr); - if (!top) { - int min_col = top ? COL_MIN : 0; - int max_col = top ? COL_MAX : getmaxx(parent); - int min_line = top ? LINE_MIN : 0; - int max_line = top ? LINE_MAX : getmaxy(parent); - PAIR *tmp; - - head_line("Select new position for subwindow"); - - if ((tmp = selectcell(parent, - min_line, min_col, - max_line, max_col)) != 0) { - int y0, x0; - getbegyx(parent, y0, x0); - if (mvderwin(win, y0 + tmp->y, x0 + tmp->x) != ERR) { - refresh_all(win); - doupdate(); - result = TRUE; - } - } - } - } - return result; -} - -static void -fill_window(WINDOW *win, chtype ch) -{ - int y, x; - int y0, x0; - int y1, x1; - - getyx(win, y0, x0); - getmaxyx(win, y1, x1); - for (y = 0; y < y1; ++y) { - for (x = 0; x < x1; ++x) { - MvWAddCh(win, y, x, ch); - } - } - wsyncdown(win); - wmove(win, y0, x0); - wrefresh(win); -} - -#define lines_of(ul,lr) (lr.y - ul.y + 1) -#define cols_of(ul,lr) (lr.x - ul.x + 1) -#define pair_of(ul) ul.y, ul.x - -static WINDOW * -create_my_window(WINDOW *current) -{ - PAIR ul, lr; - WINDOW *result = 0; - - if (getwindow(stdscr, &ul, &lr)) { - result = newwin(lines_of(ul, lr), cols_of(ul, lr), pair_of(ul)); - if (result != 0) { - fill_window(result, 'c'); - add_window(stdscr, result); - } - } - if (result == 0) - result = current; - return result; -} - -static WINDOW * -create_my_derwin(WINDOW *parent) -{ - PAIR ul, lr; - WINDOW *result = 0; - - if (getwindow(parent, &ul, &lr)) { - result = derwin(parent, lines_of(ul, lr), cols_of(ul, lr), pair_of(ul)); - if (result != 0) { - fill_window(result, 'd'); - add_window(parent, result); - } - } - if (result == 0) - result = parent; - return result; -} - -static WINDOW * -create_my_subwin(WINDOW *parent) -{ - PAIR ul, lr; - WINDOW *result = 0; - - if (getwindow(parent, &ul, &lr)) { - result = subwin(parent, - lines_of(ul, lr), - cols_of(ul, lr), - ul.y + getbegy(parent), - ul.x + getbegx(parent)); - if (result != 0) { - fill_window(result, 's'); - add_window(parent, result); - } - } - if (result == 0) - result = parent; - return result; -} - -static void -show_help(WINDOW *current) -{ - /* *INDENT-OFF* */ - static struct { - int key; - CONST_FMT char * msg; - } help[] = { - { '?', "Show this screen" }, - { 'b', "Draw a box inside the current window" }, - { 'c', "Create a new window" }, - { 'd', "Create a new derived window" }, - { 'f', "Fill the current window with the next character" }, - { 'm', "Move the current window" }, - { 'M', "Move the current window (and its children)" }, - { 'q', "Quit" }, - { 's', "Create a new subwindow" }, - { 't', "Move the current subwindow (moves content)" }, - { CTRL('L'), "Repaint all windows, doing current one last" }, - { CTRL('N'), "Cursor to next window" }, - { CTRL('P'), "Cursor to previous window" }, - }; - /* *INDENT-ON* */ - - WINDOW *mywin = newwin(LINES, COLS, 0, 0); - int row; - - for (row = 0; row < LINES - 2 && row < (int) SIZEOF(help); ++row) { - wmove(mywin, row + 1, 1); - wprintw(mywin, "%s", keyname(help[row].key)); - wmove(mywin, row + 1, 20); - wprintw(mywin, "%s", help[row].msg); - } - box_inside(mywin); - wmove(mywin, 1, 1); - wgetch(mywin); - delwin(mywin); - refresh_all(current); -} - -int -main(int argc GCC_UNUSED, char *argv[]GCC_UNUSED) -{ - WINDOW *current_win; - int ch; - bool done = FALSE; - - initscr(); - cbreak(); - noecho(); - nonl(); - intrflush(stdscr, FALSE); - - add_window(0, current_win = stdscr); - -#ifdef NCURSES_MOUSE_VERSION - (void) mousemask(BUTTON1_CLICKED, (mmask_t *) NULL); -#endif /* NCURSES_MOUSE_VERSION */ - - while (!done && (ch = wgetch(current_win)) != ERR) { - switch (ch) { - case '?': - show_help(current_win); - break; - case 'b': - box_inside(current_win); - break; - case 'c': - current_win = create_my_window(current_win); - break; - case 'd': - current_win = create_my_derwin(current_win); - break; - case 'f': - fill_window(current_win, (chtype) wgetch(current_win)); - break; - case 'm': - case 'M': - if (!move_window(current_win, (ch == 'M'))) { - tail_line("error"); - continue; - } - break; - case 'q': - done = TRUE; - break; - case 's': - current_win = create_my_subwin(current_win); - break; - case 't': - if (!move_subwin(current_win)) { - tail_line("error"); - continue; - } - break; - case CTRL('L'): - refresh_all(current_win); - break; - case CTRL('N'): - current_win = next_window(current_win); - break; - case CTRL('P'): - current_win = prev_window(current_win); - break; -#if 0 - /* want to allow cursor to move around the current window too */ - /* want to test the resizing of windows and subwindows too */ - /* want to allow deleting a window also */ -#endif - default: - tail_line("unrecognized key (use '?' for help)"); - beep(); - continue; - } - tail_line("size [%d,%d] begin [%d,%d] parent [%d,%d]", - getmaxy(current_win), - getmaxx(current_win), - getbegy(current_win), - getbegx(current_win), - getpary(current_win), - getparx(current_win)); - wmove(current_win, 0, 0); - } - endwin(); - ExitProgram(EXIT_SUCCESS); -} |