/**
*
*/
function removeChild(CursesWidget $widget = null)
{
if ($widget == null) {
if (count($this->children) > 0) {
unset($this->children[count($this->children) - 1]);
$this->children = array_values($this->children);
$this->topmost = $this->children[count($this->children) - 1];
ncurses_erase();
return true;
}
}
foreach ($this->children as $index => $child) {
if ($child == $widget) {
unset($this->children[$index]);
$this->children = array_values($this->children);
$this->topmost = $this->children[count($this->children) - 1];
ncurses_erase();
return true;
}
}
return false;
}
function _init_screen()
{
ncurses_curs_set(0);
ncurses_noecho();
$fullscreen = ncurses_newwin(0, 0, 0, 0);
ncurses_getmaxyx($fullscreen, $this->_screen_max_height, $this->_screen_max_width);
ncurses_delwin($fullscreen);
ncurses_start_color();
ncurses_init_pair(1, NCURSES_COLOR_WHITE, NCURSES_COLOR_RED);
ncurses_init_pair(4, NCURSES_COLOR_BLACK, NCURSES_COLOR_RED);
ncurses_init_pair(2, NCURSES_COLOR_BLACK, NCURSES_COLOR_WHITE);
ncurses_init_pair(3, NCURSES_COLOR_WHITE, NCURSES_COLOR_WHITE);
ncurses_init_pair(5, NCURSES_COLOR_WHITE, NCURSES_COLOR_BLUE);
ncurses_init_pair(6, NCURSES_COLOR_YELLOW, NCURSES_COLOR_BLUE);
ncurses_init_pair(7, NCURSES_COLOR_YELLOW, NCURSES_COLOR_WHITE);
ncurses_color_set(1);
ncurses_erase();
ncurses_mvhline(0, 0, 0, $this->_screen_max_width);
ncurses_attron(NCURSES_A_BOLD);
ncurses_mvaddstr(0, 1, $this->title_page_header);
ncurses_attroff(NCURSES_A_BOLD);
for ($y = 1; $y < $this->_screen_max_height; $y++) {
ncurses_mvhline($y, 0, 32, $this->_screen_max_width);
}
ncurses_refresh();
}
public function draw()
{
ncurses_bkgd("X");
ncurses_erase();
ncurses_refresh();
}
function ncurses_show_text($title, $text, $question, $keys = TRUE)
{
// prepare text
$textH = count($text);
$textW = 1;
$textLEN = array();
for ($i = 0; $i < $textH; $i++) {
$textLEN[$i] = strlen($text[$i]);
if ($textLEN[$i] > $textW) {
$textW = $textLEN[$i];
}
}
// create text pad (invisible window)
$textWIN = ncurses_newpad($textH, $textW);
// fill it with text
for ($i = 0; $i < $textH; $i++) {
ncurses_mvwaddstr($textWIN, $i, 0, $text[$i]);
}
// prepare question
$questionH = count($question);
$questionLastW = strlen($question[$questionH - 1]);
// initialize...
$posX = $posY = 0;
$screenH = $screenW = 0;
// loop around...
while (1) {
// get actual screen size
$oldH = $screenH;
$oldW = $screenW;
ncurses_getmaxyx(STDSCR, $screenH, $screenW);
// something changed?
if ($screenH != $oldH || $screenW != $oldW) {
if ($oldH > 0) {
ncurses_delwin($upperWIN);
ncurses_delwin($lowerWIN);
}
ncurses_erase();
ncurses_refresh(STDSCR);
$upperWIN = ncurses_newwin($screenH - (2 + $questionH), $screenW, 0, 0);
$lowerWIN = ncurses_newwin(2 + $questionH, $screenW, $screenH - (2 + $questionH), 0);
$upperH = $screenH - (4 + $questionH);
$upperW = $screenW - 2;
$copyH = $upperH > $textH ? $textH : $upperH;
$copyW = $upperW > $textW ? $textW : $upperW;
// border lower window
ncurses_wborder($lowerWIN, 0, 0, 0, 0, 0, 0, 0, 0);
// print text in lower window
for ($i = 0; $i < $questionH; $i++) {
ncurses_mvwaddstr($lowerWIN, $i + 1, 1, $question[$i]);
}
}
// check and fix positions
if ($posY < 0 || $upperH >= $textH) {
$posY = 0;
} else {
if ($upperH + $posY > $textH) {
$posY = $textH - $upperH;
}
}
if ($posX < 0 || $upperW >= $textW) {
$posX = 0;
} else {
if ($upperW + $posX > $textW) {
$posX = $textW - $upperW;
}
}
// border upper window
ncurses_wborder($upperWIN, 0, 0, 0, 0, 0, 0, 0, 0);
// draw title and info line
ncurses_wattron($upperWIN, NCURSES_A_REVERSE);
ncurses_mvwaddstr($upperWIN, 0, 2, ' ' . $title . ' ');
if ($upperH < $textH) {
ncurses_mvwaddstr($upperWIN, $upperH + 1, 2, ' line ' . ($posY + 1) . '-' . ($posY + $copyH) . '/' . $textH . ' ');
}
ncurses_wattroff($upperWIN, NCURSES_A_REVERSE);
// draw < and > at left/right side when horizontal scrolling is nesseccary
if ($upperW < $textW) {
for ($i = 0; $i < $copyH; $i++) {
if ($textLEN[$i + $posY] > $copyW + $posX) {
ncurses_mvwaddstr($upperWIN, $i + 1, $screenW - 1, '>');
}
if ($posX > 0 && $textLEN[$i + $posY] > 0) {
ncurses_mvwaddstr($upperWIN, $i + 1, 0, '<');
}
}
}
// draw upper window
ncurses_wrefresh($upperWIN);
// copy a part of the text (pad) to the screen
ncurses_prefresh($textWIN, $posY, $posX, 1, 1, $upperH, $upperW);
// move cursor to end of last line of question
ncurses_wmove($lowerWIN, $questionH, $questionLastW + 1);
// draw lower window
ncurses_wrefresh($lowerWIN);
// get a character and do...
$char = ncurses_getch();
if (is_array($keys) && array_search($char, $keys) !== FALSE) {
break;
} else {
if ($char == NCURSES_KEY_UP) {
$posY--;
} else {
if ($char == NCURSES_KEY_DOWN) {
$posY++;
} else {
if ($char == NCURSES_KEY_LEFT) {
$posX--;
} else {
if ($char == NCURSES_KEY_RIGHT) {
$posX++;
} else {
if ($char == NCURSES_KEY_PPAGE) {
$posY -= $copyH - 1;
} else {
if ($char == NCURSES_KEY_NPAGE) {
$posY += $copyH - 1;
} else {
if ($char == 362) {
// HOME
$posX = 0;
} else {
if ($char == 385) {
// END
$posX = 99999;
} else {
if ($char == 410 || $char == -1) {
// these "characters" are pressed on resizing
} else {
if ($keys === TRUE) {
break;
}
}
}
}
}
}
}
}
}
}
}
}
//end loop
// free all resources
ncurses_delwin($textWIN);
ncurses_delwin($upperWIN);
ncurses_delwin($lowerWIN);
// return the pressed character
return $char;
}
protected function initScreen()
{
ncurses_curs_set(0);
ncurses_noecho();
$fullscreen = ncurses_newwin(0, 0, 0, 0);
ncurses_getmaxyx($fullscreen, $this->screenMaxHeight, $this->screenMaxWidth);
ncurses_delwin($fullscreen);
//COLOR SCHEMES
ncurses_start_color();
// text color, background color
/*
COLOR_BLACK 0
COLOR_RED 1
COLOR_GREEN 2
COLOR_YELLOW 3
COLOR_BLUE 4
COLOR_MAGENTA 5
COLOR_CYAN 6
COLOR_WHITE 7
*/
ncurses_init_pair(1, NCURSES_COLOR_WHITE, NCURSES_COLOR_RED);
ncurses_init_pair(2, NCURSES_COLOR_BLACK, NCURSES_COLOR_WHITE);
ncurses_init_pair(3, NCURSES_COLOR_WHITE, NCURSES_COLOR_WHITE);
ncurses_init_pair(4, NCURSES_COLOR_BLACK, NCURSES_COLOR_RED);
ncurses_init_pair(5, NCURSES_COLOR_WHITE, NCURSES_COLOR_BLUE);
ncurses_init_pair(6, NCURSES_COLOR_YELLOW, NCURSES_COLOR_BLUE);
ncurses_init_pair(7, NCURSES_COLOR_BLUE, NCURSES_COLOR_WHITE);
ncurses_color_set(5);
ncurses_erase();
ncurses_mvhline(0, 0, 0, $this->screenMaxWidth);
ncurses_attron(NCURSES_A_BOLD);
ncurses_mvaddstr(0, 1, $this->titlePageHeader);
ncurses_attroff(NCURSES_A_BOLD);
for ($y = 1; $y < $this->screenMaxHeight; $y++) {
ncurses_mvhline($y, 0, 32, $this->screenMaxWidth);
}
ncurses_refresh();
}
