msgbox.c revision 217309
1217309Snwhitehorn/* 2217309Snwhitehorn * $Id: msgbox.c,v 1.64 2010/01/15 10:50:17 tom Exp $ 3217309Snwhitehorn * 4217309Snwhitehorn * msgbox.c -- implements the message box and info box 5217309Snwhitehorn * 6217309Snwhitehorn * Copyright 2000-2009,2010 Thomas E. Dickey 7217309Snwhitehorn * 8217309Snwhitehorn * This program is free software; you can redistribute it and/or modify 9217309Snwhitehorn * it under the terms of the GNU Lesser General Public License, version 2.1 10217309Snwhitehorn * as published by the Free Software Foundation. 11217309Snwhitehorn * 12217309Snwhitehorn * This program is distributed in the hope that it will be useful, but 13217309Snwhitehorn * WITHOUT ANY WARRANTY; without even the implied warranty of 14217309Snwhitehorn * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15217309Snwhitehorn * Lesser General Public License for more details. 16217309Snwhitehorn * 17217309Snwhitehorn * You should have received a copy of the GNU Lesser General Public 18217309Snwhitehorn * License along with this program; if not, write to 19217309Snwhitehorn * Free Software Foundation, Inc. 20217309Snwhitehorn * 51 Franklin St., Fifth Floor 21217309Snwhitehorn * Boston, MA 02110, USA. 22217309Snwhitehorn * 23217309Snwhitehorn * An earlier version of this program lists as authors: 24217309Snwhitehorn * Savio Lam (lam836@cs.cuhk.hk) 25217309Snwhitehorn */ 26217309Snwhitehorn 27217309Snwhitehorn#include <dialog.h> 28217309Snwhitehorn#include <dlg_keys.h> 29217309Snwhitehorn 30217309Snwhitehorn/* 31217309Snwhitehorn * Display a message box. Program will pause and display an "OK" button 32217309Snwhitehorn * if the parameter 'pauseopt' is non-zero. 33217309Snwhitehorn */ 34217309Snwhitehornint 35217309Snwhitehorndialog_msgbox(const char *title, const char *cprompt, int height, int width, 36217309Snwhitehorn int pauseopt) 37217309Snwhitehorn{ 38217309Snwhitehorn /* *INDENT-OFF* */ 39217309Snwhitehorn static DLG_KEYS_BINDING binding[] = { 40217309Snwhitehorn ENTERKEY_BINDINGS, 41217309Snwhitehorn DLG_KEYS_DATA( DLGK_ENTER, ' ' ), 42217309Snwhitehorn SCROLLKEY_BINDINGS, 43217309Snwhitehorn DLG_KEYS_DATA( DLGK_FIELD_NEXT, KEY_DOWN ), 44217309Snwhitehorn DLG_KEYS_DATA( DLGK_FIELD_NEXT, KEY_RIGHT ), 45217309Snwhitehorn DLG_KEYS_DATA( DLGK_FIELD_NEXT, TAB ), 46217309Snwhitehorn DLG_KEYS_DATA( DLGK_FIELD_PREV, KEY_UP ), 47217309Snwhitehorn DLG_KEYS_DATA( DLGK_FIELD_PREV, KEY_BTAB ), 48217309Snwhitehorn DLG_KEYS_DATA( DLGK_FIELD_PREV, KEY_LEFT ), 49217309Snwhitehorn END_KEYS_BINDING 50217309Snwhitehorn }; 51217309Snwhitehorn /* *INDENT-ON* */ 52217309Snwhitehorn 53217309Snwhitehorn int x, y, last = 0, page; 54217309Snwhitehorn int button = 0; 55217309Snwhitehorn int key = 0, fkey; 56217309Snwhitehorn int result = DLG_EXIT_UNKNOWN; 57217309Snwhitehorn WINDOW *dialog = 0; 58217309Snwhitehorn char *prompt = dlg_strclone(cprompt); 59217309Snwhitehorn const char **buttons = dlg_ok_label(); 60217309Snwhitehorn int offset = 0; 61217309Snwhitehorn int check; 62217309Snwhitehorn bool show = TRUE; 63217309Snwhitehorn int min_width = (pauseopt == 1 ? 12 : 0); 64217309Snwhitehorn 65217309Snwhitehorn#ifdef KEY_RESIZE 66217309Snwhitehorn int req_high = height; 67217309Snwhitehorn int req_wide = width; 68217309Snwhitehorn restart: 69217309Snwhitehorn#endif 70217309Snwhitehorn 71217309Snwhitehorn dlg_button_layout(buttons, &min_width); 72217309Snwhitehorn 73217309Snwhitehorn dlg_tab_correct_str(prompt); 74217309Snwhitehorn dlg_auto_size(title, prompt, &height, &width, 75217309Snwhitehorn (pauseopt == 1 ? 2 : 0), 76217309Snwhitehorn min_width); 77217309Snwhitehorn dlg_print_size(height, width); 78217309Snwhitehorn dlg_ctl_size(height, width); 79217309Snwhitehorn 80217309Snwhitehorn x = dlg_box_x_ordinate(width); 81217309Snwhitehorn y = dlg_box_y_ordinate(height); 82217309Snwhitehorn 83217309Snwhitehorn#ifdef KEY_RESIZE 84217309Snwhitehorn if (dialog != 0) 85217309Snwhitehorn dlg_move_window(dialog, height, width, y, x); 86217309Snwhitehorn else 87217309Snwhitehorn#endif 88217309Snwhitehorn { 89217309Snwhitehorn dialog = dlg_new_window(height, width, y, x); 90217309Snwhitehorn dlg_register_window(dialog, "msgbox", binding); 91217309Snwhitehorn dlg_register_buttons(dialog, "msgbox", buttons); 92217309Snwhitehorn } 93217309Snwhitehorn page = height - (1 + 3 * MARGIN); 94217309Snwhitehorn 95217309Snwhitehorn dlg_mouse_setbase(x, y); 96217309Snwhitehorn 97217309Snwhitehorn dlg_draw_box(dialog, 0, 0, height, width, dialog_attr, border_attr); 98217309Snwhitehorn dlg_draw_title(dialog, title); 99217309Snwhitehorn 100217309Snwhitehorn wattrset(dialog, dialog_attr); 101217309Snwhitehorn 102217309Snwhitehorn if (pauseopt) { 103217309Snwhitehorn dlg_draw_bottom_box(dialog); 104217309Snwhitehorn mouse_mkbutton(height - 2, width / 2 - 4, 6, '\n'); 105217309Snwhitehorn dlg_draw_buttons(dialog, height - 2, 0, buttons, button, FALSE, width); 106217309Snwhitehorn 107217309Snwhitehorn while (result == DLG_EXIT_UNKNOWN) { 108217309Snwhitehorn if (show) { 109217309Snwhitehorn last = dlg_print_scrolled(dialog, prompt, offset, 110217309Snwhitehorn page, width, pauseopt); 111217309Snwhitehorn show = FALSE; 112217309Snwhitehorn } 113217309Snwhitehorn key = dlg_mouse_wgetch(dialog, &fkey); 114217309Snwhitehorn if (dlg_result_key(key, fkey, &result)) 115217309Snwhitehorn break; 116217309Snwhitehorn 117217309Snwhitehorn if (!fkey && (check = dlg_char_to_button(key, buttons)) >= 0) { 118217309Snwhitehorn result = check ? DLG_EXIT_HELP : DLG_EXIT_OK; 119217309Snwhitehorn break; 120217309Snwhitehorn } 121217309Snwhitehorn 122217309Snwhitehorn if (fkey) { 123217309Snwhitehorn switch (key) { 124217309Snwhitehorn#ifdef KEY_RESIZE 125217309Snwhitehorn case KEY_RESIZE: 126217309Snwhitehorn dlg_clear(); 127217309Snwhitehorn height = req_high; 128217309Snwhitehorn width = req_wide; 129217309Snwhitehorn show = TRUE; 130217309Snwhitehorn goto restart; 131217309Snwhitehorn#endif 132217309Snwhitehorn case DLGK_FIELD_NEXT: 133217309Snwhitehorn button = dlg_next_button(buttons, button); 134217309Snwhitehorn if (button < 0) 135217309Snwhitehorn button = 0; 136217309Snwhitehorn dlg_draw_buttons(dialog, 137217309Snwhitehorn height - 2, 0, 138217309Snwhitehorn buttons, button, 139217309Snwhitehorn FALSE, width); 140217309Snwhitehorn break; 141217309Snwhitehorn case DLGK_FIELD_PREV: 142217309Snwhitehorn button = dlg_prev_button(buttons, button); 143217309Snwhitehorn if (button < 0) 144217309Snwhitehorn button = 0; 145217309Snwhitehorn dlg_draw_buttons(dialog, 146217309Snwhitehorn height - 2, 0, 147217309Snwhitehorn buttons, button, 148217309Snwhitehorn FALSE, width); 149217309Snwhitehorn break; 150217309Snwhitehorn case DLGK_ENTER: 151217309Snwhitehorn result = button ? DLG_EXIT_HELP : DLG_EXIT_OK; 152217309Snwhitehorn break; 153217309Snwhitehorn case DLGK_MOUSE(0): 154217309Snwhitehorn result = DLG_EXIT_OK; 155217309Snwhitehorn break; 156217309Snwhitehorn case DLGK_MOUSE(1): 157217309Snwhitehorn result = DLG_EXIT_HELP; 158217309Snwhitehorn break; 159217309Snwhitehorn default: 160217309Snwhitehorn if (dlg_check_scrolled(key, 161217309Snwhitehorn last, 162217309Snwhitehorn page, 163217309Snwhitehorn &show, 164217309Snwhitehorn &offset) == 0) 165217309Snwhitehorn break; 166217309Snwhitehorn beep(); 167217309Snwhitehorn break; 168217309Snwhitehorn } 169217309Snwhitehorn } else { 170217309Snwhitehorn beep(); 171217309Snwhitehorn } 172217309Snwhitehorn } 173217309Snwhitehorn } else { 174217309Snwhitehorn dlg_print_scrolled(dialog, prompt, offset, page, width, pauseopt); 175217309Snwhitehorn wrefresh(dialog); 176217309Snwhitehorn result = DLG_EXIT_OK; 177217309Snwhitehorn } 178217309Snwhitehorn 179217309Snwhitehorn dlg_del_window(dialog); 180217309Snwhitehorn dlg_mouse_free_regions(); 181217309Snwhitehorn free(prompt); 182217309Snwhitehorn return result; 183217309Snwhitehorn} 184