imagegrabwindow

(PHP 5 >= 5.2.2, PHP 7)

imagegrabwindowCaptures a window

Beschreibung

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

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

Hinweis:

This function is only available on Windows.

Parameter-Liste

window_handle

The HWND window ID.

client_area

Include the client area of the application window.

Rückgabewerte

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

Fehler/Exceptions

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

Beispiele

Beispiel #1 imagegrabwindow() example

Capture a window (IE for example)

<?php
$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

<?php
$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);
}
$im imagegrabwindow($handle0);
$browser->Quit();
imagepng($im"iesnap.png");
imagedestroy($im);
?>

Siehe auch