1 /* 2 * Copyright (c)2004 Cat's Eye Technologies. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 11 * Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in 13 * the documentation and/or other materials provided with the 14 * distribution. 15 * 16 * Neither the name of Cat's Eye Technologies nor the names of its 17 * contributors may be used to endorse or promote products derived 18 * from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 23 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 24 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 25 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 26 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 27 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 29 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 31 * OF THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 /* 35 * curses_bar.c 36 * $Id: curses_bar.c,v 1.7 2005/02/08 06:03:21 cpressey Exp $ 37 */ 38 39 #include <ncurses.h> 40 #include <panel.h> 41 #include <stdlib.h> 42 #include <string.h> 43 44 #include "libaura/mem.h" 45 46 #include "curses_util.h" 47 #include "curses_bar.h" 48 49 struct curses_bar * 50 curses_bar_new(unsigned int x, unsigned int y, 51 unsigned int width, unsigned int height, 52 int colors, int flags) 53 { 54 struct curses_bar *b; 55 56 AURA_MALLOC(b, curses_bar); 57 58 if (flags & CURSES_BAR_WIDEN) 59 width = xmax; 60 if (flags & CURSES_BAR_BOTTOM) 61 y = ymax - 1; 62 63 b->x = x; 64 b->y = y; 65 b->width = width; 66 b->height = height; 67 b->colors = colors; 68 69 if ((b->win = newwin(height, width, y, x)) == NULL) { 70 AURA_FREE(b, curses_bar); 71 return(NULL); 72 } 73 74 curses_colors_set(b->win, colors); 75 curses_window_blank(b->win); 76 77 if ((b->pan = new_panel(b->win)) == NULL) { 78 delwin(b->win); 79 AURA_FREE(b, curses_bar); 80 return(NULL); 81 } 82 83 return(b); 84 } 85 86 void 87 curses_bar_free(struct curses_bar *b) 88 { 89 if (b != NULL) { 90 if (b->pan != NULL) { 91 del_panel(b->pan); 92 if (b->win != NULL) { 93 delwin(b->win); 94 } 95 } 96 AURA_FREE(b, curses_bar); 97 } 98 99 update_panels(); 100 doupdate(); 101 } 102 103 void 104 curses_bar_set_text(struct curses_bar *b, const char *text) 105 { 106 int spaces; 107 108 curses_colors_set(b->win, b->colors); 109 mvwaddstr(b->win, 0, 0, text); 110 spaces = b->width - strlen(text); 111 whline(b->win, ' ', spaces); 112 } 113