imagegrabwindow

(PHP 5 >= 5.2.2)

imagegrabwindow — Captures a window


Описание

resource imagegrabwindow ( int $window_handle [, int $client_area = 0 ] )

Grabs a window or its client area using a windows handle (HWND property in COM instance)


Список параметров

window_handle -

The HWND window ID.

client_area -

Include the client area of the application window.


Возвращаемые значения

Returns an image resource identifier on success, FALSE on failure.


Ошибки

E_NOTICE is issued if window_handle is invalid window handle. E_WARNING is issued if the Windows API is too old.


Примеры

Пример #1 imagegrabwindow() example

Capture a window (IE for example)


$browser = new COM("InternetExplorer.Application");
$handle = $browser->HWND;
$browser->Visible = true;
$im = imagegrabwindow($handle);
$browser->Quit();
imagepng($im, "iesnap.png");
imagedestroy($im);

Capture a window (IE for example) but with its content


$browser = new COM("InternetExplorer.Application");
$handle = $browser->HWND;
$browser->Visible = true;
$browser->Navigate("http://www.libgd.org");
/* Still working? */
while ($browser->Busy) {
    com_message_pump(4000);
}
$im = imagegrabwindow($handle, 0);
$browser->Quit();
imagepng($im, "iesnap.png");
imagedestroy($im);


Примечания

Замечание:

This function is only available on Windows.


Смотрите также


Описание на ru2.php.net
Описание на php.ru