WM QUERYFRAMEINFO

This message enables an application to query information about frame windows.

Syntax

param1
ULONG ulReserved; /* Reserved value, should be 0. */

param2
ULONG ulReserved; /* Reserved value, should be 0. */

Parameters

ulReserved (ULONG) - Input

Reserved value, should be 0.

ulReserved (ULONG) - Input

Reserved value, should be 0.

Returns

flFlags (ULONG) - returns

Frame information flags:

FI_FRAME: Identifies a frame window.

FI_OWNERHIDE: The frame window is hidden when its owner is hidden.

FI_NOMOVEWITHOWNER: The frame window does not move with its owner.

FI_ACTIVATEOK: The frame window may be activated. This means, for example, that the frame window is not disabled.

Remarks

This message can be used to query whether or not a particular window is a frame window.

Default Processing

The default window procedure takes no action on this message, other than to set ulReserved to 0.