function ncurses_show_screen($showHelp)
{
// basic settings
ncurses_noecho();
ncurses_curs_set(0);
// set app title
$title = "Red Ventures Selenium Runner";
// commands to be listed in help
$commands = array('q' => 'quit', 'r' => 'run selected tests', 'space' => 'toggle test selection', 'enter' => 'run highlighted tests', 'up' => 'move up', 'down' => 'move down', 'pgUp' => 'scroll description up', 'pgDown' => 'scroll description down', '?/h' => 'show this help panel');
// create a fullscreen window
$fullscreen = ncurses_newwin(0, 0, 0, 0);
ncurses_getmaxyx($fullscreen, $max_y, $max_x);
// enter the main event loop
$do_loop = 1;
while ($do_loop) {
// calculate width of help window columns
$c = $t = 0;
foreach ($commands as $cmd => $txt) {
$c = strlen($cmd) > $c ? strlen($cmd) : $c;
$t = strlen($txt) > $t ? strlen($txt) : $t;
}
$h = count($commands);
// calculate the help windows height
if ($showHelp) {
if (!empty($helpWin)) {
ncurses_delwin($helpWin);
}
$helpWin = ncurses_newwin($h + 4, $c + $t + 5, ($max_y - $h - 4) / 2, ($max_x - $c - $t - 5) / 2);
ncurses_wborder($helpWin, 0, 0, 0, 0, 0, 0, 0, 0);
$i = 0;
foreach ($commands as $cmd => $txt) {
ncurses_mvwaddstr($helpWin, 2 + $i, 2, $cmd);
ncurses_mvwaddstr($helpWin, 2 + $i, 2 + $c + 1, $txt);
}
if (!empty($helpWin)) {
ncurses_wrefresh($helpWin);
} else {
ncurses_refresh();
}
}
if (empty($helpWin)) {
$key = ncurses_getch();
} else {
$key = ncurses_wgetch($helpWin);
}
switch ($key) {
case 27:
ncurses_flushinp();
$do_loop = 0;
break;
default:
$showHelp = $showHelp === true ? false : true;
ncurses_show_screen($showHelp);
}
}
}
function dialog($params)
{
###############################################################################################
if (empty($params) || !is_array($params)) {
trigger_error('params must be non-empty array');
return NULL;
}
$message = isset($params['message']) ? $params['message'] : '';
$buttons = !empty($params['buttons']) && is_array($params['buttons']) ? $params['buttons'] : array('OK');
$n_buttons = count($buttons);
for ($i = 0; $i < $n_buttons; $i++) {
$buttons[$i] = ' ' . $buttons[$i] . ' ';
}
$parent_rows = isset($params['rows']) && $params['rows'] > 0 ? (int) $params['rows'] : 25;
$parent_cols = isset($params['cols']) && $params['cols'] > 0 ? (int) $params['cols'] : 80;
if (empty($message) || empty($buttons) || $parent_rows <= 0 || $parent_cols <= 0) {
trigger_error('wrong params');
return NULL;
}
$message_lines = split("\n", $message);
$message_width = 0;
$n_message_lines = count($message_lines);
for ($i = 0; $i < $n_message_lines; $i++) {
$message_width = max(strlen($message_lines[$i]), $message_width);
}
$buttons_delim = ' ';
$buttons_delim_len = strlen($buttons_delim);
$buttons_len = strlen(implode($buttons_delim, $buttons));
$width = 4 + max($buttons_len + 2 * $buttons_delim_len, $message_width);
$height = 4 + $n_message_lines;
$dlg_y = $parent_rows > $height ? $parent_rows - $height >> 1 : 1;
$dlg_x = $parent_cols > $width ? $parent_cols - $width >> 1 : 1;
$window = ncurses_newwin($height, $width, $dlg_y, $dlg_x);
if (empty($window)) {
trigger_error('unable to create window');
return NULL;
}
ncurses_wborder($window, 0, 0, 0, 0, 0, 0, 0, 0);
$i_x = 0;
$i_y = 0;
for ($i = 0; $i < $n_message_lines; $i++) {
$i_y = 1 + $i;
$i_x = 1 + ($width - 2 - strlen($message_lines[$i]) >> 1);
ncurses_mvwaddstr($window, $i_y, $i_x, rtrim($message_lines[$i]));
}
$buttons_data = array();
$buttons_shift_x = 1 + ($width - 1 - $buttons_len >> 1);
$buttons_shift_y = 2 + $n_message_lines;
$i_title = '';
$i_x = $buttons_shift_x;
for ($i = 0; $i < $n_buttons; $i++) {
$i_title = $buttons[$i];
$buttons_data[] = array('x' => $i_x, 's' => $i_title);
if (0 == $i) {
ncurses_wattron($window, NCURSES_A_REVERSE);
}
ncurses_mvwaddstr($window, $buttons_shift_y, $i_x, $i_title);
if (0 == $i) {
ncurses_wattroff($window, NCURSES_A_REVERSE);
}
$i_x += strlen($i_title) + $buttons_delim_len;
}
ncurses_wrefresh($window);
ncurses_keypad($window, TRUE);
ncurses_curs_set(0);
ncurses_noecho();
$result = -1;
$do_loop = 1;
$move = 0;
$current = 0;
while ($do_loop) {
$key = ncurses_wgetch($window);
$move = 0;
switch ($key) {
case NCURSES_KEY_LEFT:
if ($current > 0) {
$move = -1;
}
break;
case NCURSES_KEY_RIGHT:
if ($current < $n_buttons - 1) {
$move = 1;
}
break;
case XCURSES_KEY_LF:
case XCURSES_KEY_CR:
$result = $current;
$do_loop = 0;
break;
case XCURSES_KEY_ESC:
$do_loop = 0;
break;
}
if (0 == $do_loop) {
ncurses_flushinp();
} elseif ($move) {
ncurses_mvwaddstr($window, $buttons_shift_y, $buttons_data[$current]['x'], $buttons_data[$current]['s']);
$current += $move;
ncurses_wattron($window, NCURSES_A_REVERSE);
ncurses_mvwaddstr($window, $buttons_shift_y, $buttons_data[$current]['x'], $buttons_data[$current]['s']);
ncurses_wattroff($window, NCURSES_A_REVERSE);
ncurses_wrefresh($window);
}
}
ncurses_delwin($window);
return $result;
}
function menu_select($params)
{
###################################################################################################
if (!is_array($params) || empty($params)) {
trigger_error('wrong params');
return NULL;
}
$menu = isset($params['items']) ? $params['items'] : NULL;
$rows = isset($params['rows']) ? (int) $params['rows'] : 0;
$cols = isset($params['cols']) ? (int) $params['cols'] : 0;
$selected = isset($params['selected']) ? (int) $params['selected'] : 0;
$centered = empty($params['centered']) ? 0 : 1;
$y_menu = isset($params['y']) ? (int) $params['y'] : 0;
$x_menu = isset($params['x']) ? (int) $params['x'] : 0;
if (!is_array($menu) || empty($menu) || $rows <= 0 || $cols <= 0 || $y_menu < 0 || $x_menu < 0) {
trigger_error('wrong params');
return NULL;
}
$keys = array_keys($menu);
$values = array();
$current = 0;
$width = 0;
$height = count($menu) + 2;
foreach ($menu as $value) {
$width = max($width, strlen($value));
}
$i = 0;
foreach ($menu as $k => $v) {
$values[$i] = ' ' . $v . str_repeat(' ', 1 + $width - strlen($v));
if ($k == $selected) {
$current = $i;
}
$i++;
}
$width += 4;
if ($centered) {
$y_menu = $rows - $height >> 1;
$x_menu = $cols - $width >> 1;
}
$window = ncurses_newwin($height, $width, $y_menu, $x_menu);
if (empty($window)) {
trigger_error('unable to create window');
return NULL;
}
ncurses_wborder($window, 0, 0, 0, 0, 0, 0, 0, 0);
for ($a = 0; $a < count($values); $a++) {
if ($a == $current) {
ncurses_wattron($window, NCURSES_A_REVERSE);
}
ncurses_mvwaddstr($window, 1 + $a, 1, $values[$a]);
if ($a == $current) {
ncurses_wattroff($window, NCURSES_A_REVERSE);
}
}
ncurses_wrefresh($window);
ncurses_keypad($window, TRUE);
ncurses_curs_set(0);
do {
$key = ncurses_wgetch($window);
$move = 0;
switch ($key) {
case NCURSES_KEY_UP:
if ($current > 0) {
$move = -1;
}
break;
case NCURSES_KEY_DOWN:
if ($current < count($values) - 1) {
$move = 1;
}
break;
case XCURSES_KEY_LF:
case XCURSES_KEY_CR:
$result = $keys[$current];
break;
case XCURSES_KEY_ESC:
ncurses_flushinp();
$result = '';
break;
}
if ($move) {
ncurses_mvwaddstr($window, 1 + $current, 1, $values[$current]);
$current += $move;
ncurses_wattron($window, NCURSES_A_REVERSE);
ncurses_mvwaddstr($window, 1 + $current, 1, $values[$current]);
ncurses_wattroff($window, NCURSES_A_REVERSE);
ncurses_wrefresh($window);
}
} while (!isset($result));
ncurses_delwin($window);
return $result;
}
function menu_check_list($params)
{
###############################################################################################
if (!is_array($params) || empty($params)) {
trigger_error('wrong_params');
return NULL;
}
$menu = isset($params['items']) ? $params['items'] : NULL;
$rows = isset($params['rows']) ? (int) $params['rows'] : 0;
$cols = isset($params['cols']) ? (int) $params['cols'] : 0;
$centered = empty($params['centered']) ? 0 : 1;
$y_menu = isset($params['y']) ? (int) $params['y'] : 0;
$x_menu = isset($params['x']) ? (int) $params['x'] : 0;
if (!is_array($menu) || empty($menu) || $rows <= 0 || $cols <= 0 || $y_menu < 0 || $x_menu < 0) {
trigger_error('wrong params');
return NULL;
}
$keys = array_keys($menu);
$n_menu = count($keys);
$items = array();
$checked = array();
$current = 0;
$width = 0;
$height = $n_menu + 2;
$i = 0;
$k = NULL;
$i_checked = NULL;
for ($i = 0; $i < $n_menu; $i++) {
$k = $keys[$i];
$i_checked = isset($menu[$k][1]) && $menu[$k][1] == 1 ? 1 : 0;
$items[$i] = ' [' . ($i_checked ? '*' : ' ') . '] ' . $menu[$k][0];
$width = max($width, strlen($items[$i]));
$checked[$i] = $i_checked;
}
for ($i = 0; $i < $n_menu; $i++) {
$items[$i] = $items[$i] . str_repeat(' ', 2 + $width - strlen($items[$i]));
}
$width += 4;
if ($centered) {
$r = $rows - $height >> 1;
$c = $cols - $width >> 1;
}
$window = ncurses_newwin($height, $width, $r, $c);
if (empty($window)) {
trigger_error('unable to create window');
return NULL;
}
ncurses_wborder($window, 0, 0, 0, 0, 0, 0, 0, 0);
$n_items = count($items);
for ($i = 0; $i < $n_items; $i++) {
if ($i == $current) {
ncurses_wattron($window, NCURSES_A_REVERSE);
}
ncurses_mvwaddstr($window, 1 + $i, 1, $items[$i]);
if ($i == $current) {
ncurses_wattroff($window, NCURSES_A_REVERSE);
}
}
ncurses_wrefresh($window);
ncurses_keypad($window, TRUE);
ncurses_noecho();
ncurses_curs_set(0);
$do_loop = 1;
$save_result = 0;
while ($do_loop) {
$key = ncurses_wgetch($window);
$move = 0;
switch ($key) {
case NCURSES_KEY_UP:
if ($current > 0) {
$move = -1;
}
break;
case NCURSES_KEY_DOWN:
if ($current < $n_menu - 1) {
$move = 1;
}
break;
case XCURSES_KEY_LF:
case XCURSES_KEY_CR:
$do_loop = 0;
$save_result = 1;
break;
case XCURSES_KEY_SPACE:
if ($checked[$current]) {
$checked[$current] = 0;
$items[$current] = ' [ ] ' . substr($items[$current], 5);
} else {
$checked[$current] = 1;
$items[$current] = ' [*] ' . substr($items[$current], 5);
}
ncurses_wattron($window, NCURSES_A_REVERSE);
ncurses_mvwaddstr($window, 1 + $current, 1, $items[$current]);
ncurses_wattroff($window, NCURSES_A_REVERSE);
ncurses_wrefresh($window);
break;
case XCURSES_KEY_ESC:
ncurses_flushinp();
$do_loop = 0;
break;
}
if ($move) {
ncurses_mvwaddstr($window, 1 + $current, 1, $items[$current]);
$current += $move;
ncurses_wattron($window, NCURSES_A_REVERSE);
ncurses_mvwaddstr($window, 1 + $current, 1, $items[$current]);
ncurses_wattroff($window, NCURSES_A_REVERSE);
ncurses_wrefresh($window);
}
}
ncurses_delwin($window);
$result = NULL;
if ($save_result) {
for ($i = 0; $i < $n_menu; $i++) {
$result[$keys[$i]] = $checked[$i];
}
}
return $result;
}
