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Diffstat (limited to 'Build/source/utils/dialog/dialog-1.1-20080819/msgbox.c')
-rw-r--r--Build/source/utils/dialog/dialog-1.1-20080819/msgbox.c311
1 files changed, 311 insertions, 0 deletions
diff --git a/Build/source/utils/dialog/dialog-1.1-20080819/msgbox.c b/Build/source/utils/dialog/dialog-1.1-20080819/msgbox.c
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index 00000000000..88e74401a69
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+++ b/Build/source/utils/dialog/dialog-1.1-20080819/msgbox.c
@@ -0,0 +1,311 @@
+/*
+ * $Id: msgbox.c,v 1.58 2007/03/25 20:08:23 Brian.Rolfe Exp $
+ *
+ * msgbox.c -- implements the message box and info box
+ *
+ * Copyright 2000-2006,2007 Thomas E. Dickey
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License, version 2.1
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, write to
+ * Free Software Foundation, Inc.
+ * 51 Franklin St., Fifth Floor
+ * Boston, MA 02110, USA.
+ *
+ * An earlier version of this program lists as authors:
+ * Savio Lam (lam836@cs.cuhk.hk)
+ */
+
+#include <dialog.h>
+#include <dlg_keys.h>
+
+/*
+ * Display the message in a scrollable window. Actually the way it works is
+ * that we create a "tall" window of the proper width, let the text wrap within
+ * that, and copy a slice of the result to the dialog.
+ *
+ * It works for ncurses. Other curses implementations show only blanks (Tru64)
+ * or garbage (NetBSD).
+ */
+static int
+show_message(WINDOW *dialog,
+ const char *prompt,
+ int offset,
+ int page,
+ int width,
+ int pauseopt)
+{
+#ifdef NCURSES_VERSION
+ if (pauseopt) {
+ int wide = width - (2 * MARGIN);
+ int high = LINES;
+ int y, x;
+ int len;
+ int percent;
+ WINDOW *dummy;
+ char buffer[5];
+
+#if defined(NCURSES_VERSION_PATCH) && NCURSES_VERSION_PATCH >= 20040417
+ /*
+ * If we're not limited by the screensize, allow text to possibly be
+ * one character per line.
+ */
+ if ((len = dlg_count_columns(prompt)) > high)
+ high = len;
+#endif
+ dummy = newwin(high, width, 0, 0);
+ wbkgdset(dummy, dialog_attr | ' ');
+ wattrset(dummy, dialog_attr);
+ werase(dummy);
+ dlg_print_autowrap(dummy, prompt, high, width);
+ getyx(dummy, y, x);
+
+ copywin(dummy, /* srcwin */
+ dialog, /* dstwin */
+ offset + MARGIN, /* sminrow */
+ MARGIN, /* smincol */
+ MARGIN, /* dminrow */
+ MARGIN, /* dmincol */
+ page, /* dmaxrow */
+ wide, /* dmaxcol */
+ FALSE);
+
+ delwin(dummy);
+
+ /* if the text is incomplete, or we have scrolled, show the percentage */
+ if (y > 0 && wide > 4) {
+ percent = (int) ((page + offset) * 100.0 / y);
+ if (percent < 0)
+ percent = 0;
+ if (percent > 100)
+ percent = 100;
+ if (offset != 0 || percent != 100) {
+ (void) wattrset(dialog, position_indicator_attr);
+ (void) wmove(dialog, MARGIN + page, wide - 4);
+ (void) sprintf(buffer, "%d%%", percent);
+ (void) waddstr(dialog, buffer);
+ if ((len = strlen(buffer)) < 4) {
+ wattrset(dialog, border_attr);
+ whline(dialog, dlg_boxchar(ACS_HLINE), 4 - len);
+ }
+ }
+ }
+ return (y - page);
+ }
+#endif
+ (void) offset;
+ wattrset(dialog, dialog_attr);
+ dlg_print_autowrap(dialog, prompt, page + 1 + (3 * MARGIN), width);
+ return 0;
+}
+
+/*
+ * Display a message box. Program will pause and display an "OK" button
+ * if the parameter 'pauseopt' is non-zero.
+ */
+int
+dialog_msgbox(const char *title, const char *cprompt, int height, int width,
+ int pauseopt)
+{
+ /* *INDENT-OFF* */
+ static DLG_KEYS_BINDING binding[] = {
+ ENTERKEY_BINDINGS,
+ DLG_KEYS_DATA( DLGK_ENTER, ' ' ),
+ DLG_KEYS_DATA( DLGK_GRID_DOWN, 'J' ),
+ DLG_KEYS_DATA( DLGK_GRID_DOWN, 'j' ),
+ DLG_KEYS_DATA( DLGK_GRID_DOWN, KEY_DOWN ),
+ DLG_KEYS_DATA( DLGK_GRID_UP, 'K' ),
+ DLG_KEYS_DATA( DLGK_GRID_UP, 'k' ),
+ DLG_KEYS_DATA( DLGK_GRID_UP, KEY_UP ),
+ DLG_KEYS_DATA( DLGK_PAGE_FIRST, 'g' ),
+ DLG_KEYS_DATA( DLGK_PAGE_FIRST, KEY_HOME ),
+ DLG_KEYS_DATA( DLGK_PAGE_LAST, 'G' ),
+ DLG_KEYS_DATA( DLGK_PAGE_LAST, KEY_END ),
+ DLG_KEYS_DATA( DLGK_PAGE_NEXT, 'F' ),
+ DLG_KEYS_DATA( DLGK_PAGE_NEXT, 'f' ),
+ DLG_KEYS_DATA( DLGK_PAGE_NEXT, KEY_NPAGE ),
+ DLG_KEYS_DATA( DLGK_PAGE_PREV, 'B' ),
+ DLG_KEYS_DATA( DLGK_PAGE_PREV, 'b' ),
+ DLG_KEYS_DATA( DLGK_PAGE_PREV, KEY_PPAGE ),
+ DLG_KEYS_DATA( DLGK_FIELD_NEXT, KEY_DOWN ),
+ DLG_KEYS_DATA( DLGK_FIELD_NEXT, KEY_RIGHT ),
+ DLG_KEYS_DATA( DLGK_FIELD_NEXT, TAB ),
+ DLG_KEYS_DATA( DLGK_FIELD_PREV, KEY_UP ),
+ DLG_KEYS_DATA( DLGK_FIELD_PREV, KEY_BTAB ),
+ DLG_KEYS_DATA( DLGK_FIELD_PREV, KEY_LEFT ),
+ END_KEYS_BINDING
+ };
+ /* *INDENT-ON* */
+
+ int x, y, last = 0, page;
+ int button = 0;
+ int key = 0, fkey;
+ int result = DLG_EXIT_UNKNOWN;
+ WINDOW *dialog = 0;
+ char *prompt = dlg_strclone(cprompt);
+ const char **buttons = dlg_ok_label();
+ int offset = 0;
+ int check;
+ bool show = TRUE;
+
+#ifdef KEY_RESIZE
+ int req_high = height;
+ int req_wide = width;
+ restart:
+#endif
+
+ dlg_tab_correct_str(prompt);
+ dlg_auto_size(title, prompt, &height, &width,
+ (pauseopt == 1 ? 2 : 0),
+ (pauseopt == 1 ? 12 : 0));
+ dlg_print_size(height, width);
+ dlg_ctl_size(height, width);
+
+ x = dlg_box_x_ordinate(width);
+ y = dlg_box_y_ordinate(height);
+
+#ifdef KEY_RESIZE
+ if (dialog != 0)
+ dlg_move_window(dialog, height, width, y, x);
+ else
+#endif
+ {
+ dialog = dlg_new_window(height, width, y, x);
+ dlg_register_window(dialog, "msgbox", binding);
+ dlg_register_buttons(dialog, "msgbox", buttons);
+ }
+ page = height - (1 + 3 * MARGIN);
+
+ dlg_mouse_setbase(x, y);
+
+ dlg_draw_box(dialog, 0, 0, height, width, dialog_attr, border_attr);
+ dlg_draw_title(dialog, title);
+
+ wattrset(dialog, dialog_attr);
+
+ if (pauseopt) {
+ dlg_draw_bottom_box(dialog);
+ mouse_mkbutton(height - 2, width / 2 - 4, 6, '\n');
+ dlg_draw_buttons(dialog, height - 2, 0, buttons, button, FALSE, width);
+
+ while (result == DLG_EXIT_UNKNOWN) {
+ if (show) {
+ getyx(dialog, y, x);
+ last = show_message(dialog, prompt, offset, page, width, pauseopt);
+ wmove(dialog, y, x);
+ wrefresh(dialog);
+ show = FALSE;
+ }
+ key = dlg_mouse_wgetch(dialog, &fkey);
+ if (dlg_result_key(key, fkey, &result))
+ break;
+
+ if (!fkey && (check = dlg_char_to_button(key, buttons)) >= 0) {
+ result = check ? DLG_EXIT_HELP : DLG_EXIT_OK;
+ break;
+ }
+
+ if (fkey) {
+ switch (key) {
+#ifdef KEY_RESIZE
+ case KEY_RESIZE:
+ dlg_clear();
+ height = req_high;
+ width = req_wide;
+ show = TRUE;
+ goto restart;
+#endif
+ case DLGK_FIELD_NEXT:
+ button = dlg_next_button(buttons, button);
+ if (button < 0)
+ button = 0;
+ dlg_draw_buttons(dialog,
+ height - 2, 0,
+ buttons, button,
+ FALSE, width);
+ break;
+ case DLGK_FIELD_PREV:
+ button = dlg_prev_button(buttons, button);
+ if (button < 0)
+ button = 0;
+ dlg_draw_buttons(dialog,
+ height - 2, 0,
+ buttons, button,
+ FALSE, width);
+ break;
+ case DLGK_ENTER:
+ result = button ? DLG_EXIT_HELP : DLG_EXIT_OK;
+ break;
+ case DLGK_PAGE_FIRST:
+ if (offset > 0) {
+ offset = 0;
+ show = TRUE;
+ }
+ break;
+ case DLGK_PAGE_LAST:
+ if (offset < last) {
+ offset = last;
+ show = TRUE;
+ }
+ break;
+ case DLGK_GRID_UP:
+ if (offset > 0) {
+ --offset;
+ show = TRUE;
+ }
+ break;
+ case DLGK_GRID_DOWN:
+ if (offset < last) {
+ ++offset;
+ show = TRUE;
+ }
+ break;
+ case DLGK_PAGE_PREV:
+ if (offset > 0) {
+ offset -= page;
+ if (offset < 0)
+ offset = 0;
+ show = TRUE;
+ }
+ break;
+ case DLGK_PAGE_NEXT:
+ if (offset < last) {
+ offset += page;
+ if (offset > last)
+ offset = last;
+ show = TRUE;
+ }
+ break;
+ case DLGK_MOUSE(0):
+ result = DLG_EXIT_OK;
+ break;
+ case DLGK_MOUSE(1):
+ result = DLG_EXIT_HELP;
+ break;
+ default:
+ beep();
+ break;
+ }
+ } else {
+ beep();
+ }
+ }
+ } else {
+ show_message(dialog, prompt, offset, page, width, pauseopt);
+ wrefresh(dialog);
+ result = DLG_EXIT_OK;
+ }
+
+ dlg_del_window(dialog);
+ dlg_mouse_free_regions();
+ free(prompt);
+ return result;
+}