imagegrabwindow

imagegrabwindow

Captures a window

 **imagegrabwindow** int $handle bool $client_area

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

Opmerking: > This function is only available on Windows.

handleThe HWND window ID.

client_areaInclude the client area of the application window.

Returns an image object on success, false on failure.

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

Voorbeeld: 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");
?>

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);
}
$im = imagegrabwindow($handle, 0);
$browser->Quit();
imagepng($im, "iesnap.png");
?>

imagegrabscreen