IRAPISession::CeGetWindowLong
This method retrieves information about the specified window on a remote Microsoft® Windows® CE–based device. IRAPISession::CeGetWindowLong also retrieves the 32-bit (long) value at the specified offset into the extra window memory of the window.
LONG CeGetWindowLong(
HWND hWnd,
Int nIndex
);
Parameters
hWnd
Handle to the window and, indirectly, the class to which the window belongs.nIndex
Specifies the zero-based offset to the value to be retrieved. Valid values are in the range zero through the number of bytes of extra window memory, minus four; for example, if you specified 12 or more bytes of extra memory, a value of 8 would be an index to the third 32-bit integer. To retrieve any other value, specify one of the following values.Values Description GWL_EXSTYLE Retrieves the extended window styles. GWL_STYLE Retrieves the window styles. GWL_WNDPROC Retrieves the address of the window procedure, or a handle representing the address of the window procedure. You must use the CallWindowProc function to call the window procedure. GWL_ID Not supported. GWL_USERDATA Not supported. The following values are also available when the hWnd parameter identifies a dialog box.
Values Description DWL_MSGRESULT Retrieves the return value of a message processed in the dialog box procedure. DWL_USER Retrieves extra information private to the application, such as handles or pointers.
Return Values
The requested 32-bit value indicates success. Zero indicates failure. To get extended error information, call IRAPISession::CeGetLastError and IRAPISession::CeRapiGetError.
Remarks
The nIndex parameter must be a multiple of 4 bytes.
Unaligned access is not supported.
Requirements
OS Versions: Windows CE 5.01 and later.
Header: Rapi2.h.
Link Library: Ole32.lib, Rapiuuid.lib
See Also
IRAPISession::IUnknown | IRAPISession::CeGetWindow| IRAPISession::CeGetWindowText
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