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Diffstat (limited to 'Build/source/utils/dialog/dialog-1.1-20110302/pause.c')
-rw-r--r--Build/source/utils/dialog/dialog-1.1-20110302/pause.c240
1 files changed, 240 insertions, 0 deletions
diff --git a/Build/source/utils/dialog/dialog-1.1-20110302/pause.c b/Build/source/utils/dialog/dialog-1.1-20110302/pause.c
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index 00000000000..001753fb993
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+++ b/Build/source/utils/dialog/dialog-1.1-20110302/pause.c
@@ -0,0 +1,240 @@
+/*
+ * $Id: pause.c,v 1.26 2011/01/18 10:16:33 tom Exp $
+ *
+ * pause.c -- implements the pause dialog
+ *
+ * Copyright 2004-2010,2011 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.
+ *
+ * This is adapted from source contributed by
+ * Yura Kalinichenko
+ */
+
+#include <dialog.h>
+#include <dlg_keys.h>
+
+#define MY_TIMEOUT 50
+
+#define MIN_HIGH (4)
+#define MIN_WIDE (10 + 2 * (2 + MARGIN))
+#define BTN_HIGH (1 + 2 * MARGIN)
+
+/*
+ * This is like gauge, but can be interrupted.
+ *
+ * A pause box displays a meter along the bottom of the box. The meter
+ * indicates how many seconds remain until the end of the pause. The pause
+ * exits when timeout is reached (status OK) or the user presses:
+ * OK button (status OK)
+ * CANCEL button (status CANCEL)
+ * Esc key (status ESC)
+ *
+ */
+int
+dialog_pause(const char *title,
+ const char *cprompt,
+ int height,
+ int width,
+ int seconds)
+{
+ /* *INDENT-OFF* */
+ static DLG_KEYS_BINDING binding[] = {
+ ENTERKEY_BINDINGS,
+ DLG_KEYS_DATA( DLGK_ENTER, ' ' ),
+ 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* */
+
+#ifdef KEY_RESIZE
+ int old_height = height;
+ int old_width = width;
+#endif
+
+ int i, x, y, step;
+ int button = 0;
+ int seconds_orig;
+ WINDOW *dialog;
+ const char **buttons = dlg_ok_labels();
+ bool have_buttons = (dlg_button_count(buttons) != 0);
+ int key = 0, fkey;
+ int result = DLG_EXIT_UNKNOWN;
+ int button_high = (have_buttons ? BTN_HIGH : MARGIN);
+ int gauge_y;
+ char *prompt = dlg_strclone(cprompt);
+
+ curs_set(0);
+
+ dlg_tab_correct_str(prompt);
+
+ seconds_orig = (seconds > 0) ? seconds : 1;
+
+#ifdef KEY_RESIZE
+ retry:
+ height = old_height;
+ width = old_width;
+#endif
+
+ if (have_buttons) {
+ dlg_auto_size(title, prompt, &height, &width,
+ MIN_HIGH,
+ MIN_WIDE);
+ dlg_button_layout(buttons, &width);
+ } else {
+ dlg_auto_size(title, prompt, &height, &width,
+ MIN_HIGH + MARGIN - BTN_HIGH,
+ MIN_WIDE);
+ }
+ gauge_y = height - button_high - (1 + 2 * MARGIN);
+ dlg_print_size(height, width);
+ dlg_ctl_size(height, width);
+
+ /* center dialog box on screen */
+ x = dlg_box_x_ordinate(width);
+ y = dlg_box_y_ordinate(height);
+
+ dialog = dlg_new_window(height, width, y, x);
+ dlg_register_window(dialog, "pause", binding);
+ dlg_register_buttons(dialog, "pause", buttons);
+
+ dlg_mouse_setbase(x, y);
+ nodelay(dialog, TRUE);
+
+ do {
+ (void) werase(dialog);
+ dlg_draw_box(dialog, 0, 0, height, width, dialog_attr, border_attr);
+
+ dlg_draw_title(dialog, title);
+
+ wattrset(dialog, dialog_attr);
+ dlg_print_autowrap(dialog, prompt, height, width);
+
+ dlg_draw_box(dialog,
+ gauge_y, 2 + MARGIN,
+ 2 + MARGIN, width - 2 * (2 + MARGIN),
+ dialog_attr,
+ border_attr);
+
+ /*
+ * Clear the area for the progress bar by filling it with spaces
+ * in the title-attribute, and write the percentage with that
+ * attribute.
+ */
+ (void) wmove(dialog, gauge_y + MARGIN, 4);
+ wattrset(dialog, title_attr);
+
+ for (i = 0; i < (width - 2 * (3 + MARGIN)); i++)
+ (void) waddch(dialog, ' ');
+
+ (void) wmove(dialog, gauge_y + MARGIN, (width / 2) - 2);
+ (void) wprintw(dialog, "%3d", seconds);
+
+ /*
+ * Now draw a bar in reverse, relative to the background.
+ * The window attribute was useful for painting the background,
+ * but requires some tweaks to reverse it.
+ */
+ x = (seconds * (width - 2 * (3 + MARGIN))) / seconds_orig;
+ if ((title_attr & A_REVERSE) != 0) {
+ wattroff(dialog, A_REVERSE);
+ } else {
+ wattrset(dialog, A_REVERSE);
+ }
+ (void) wmove(dialog, gauge_y + MARGIN, 4);
+ for (i = 0; i < x; i++) {
+ chtype ch = winch(dialog);
+ if (title_attr & A_REVERSE) {
+ ch &= ~A_REVERSE;
+ }
+ (void) waddch(dialog, ch);
+ }
+
+ mouse_mkbutton(height - 2, width / 2 - 4, 6, '\n');
+ if (have_buttons) {
+ dlg_draw_bottom_box(dialog);
+ dlg_draw_buttons(dialog, height - 2, 0, buttons, button, FALSE, width);
+ }
+ (void) wrefresh(dialog);
+
+ for (step = 0;
+ (result == DLG_EXIT_UNKNOWN) && (step < 1000);
+ step += MY_TIMEOUT) {
+
+ napms(MY_TIMEOUT);
+ key = dlg_mouse_wgetch_nowait(dialog, &fkey);
+ if (key == ERR) {
+ ; /* ignore errors in nodelay mode */
+ } else {
+ if (dlg_result_key(key, fkey, &result))
+ break;
+ }
+
+ switch (key) {
+#ifdef KEY_RESIZE
+ case KEY_RESIZE:
+ dlg_clear(); /* fill the background */
+ dlg_del_window(dialog); /* delete this window */
+ refresh(); /* get it all onto the terminal */
+ goto retry;
+#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 = dlg_ok_buttoncode(button);
+ break;
+ case DLGK_MOUSE(0):
+ result = DLG_EXIT_OK;
+ break;
+ case DLGK_MOUSE(1):
+ result = DLG_EXIT_CANCEL;
+ break;
+ case ERR:
+ break;
+ default:
+ break;
+ }
+ }
+ } while ((result == DLG_EXIT_UNKNOWN) && (seconds-- > 0));
+
+ nodelay(dialog, FALSE);
+ curs_set(1);
+ dlg_mouse_free_regions();
+ dlg_del_window(dialog);
+ free(prompt);
+ return ((result == DLG_EXIT_UNKNOWN) ? DLG_EXIT_OK : result);
+}
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