IsChild function

Determines whether a window is a child window or descendant window of a specified parent window. A child window is the direct descendant of a specified parent window if that parent window is in the chain of parent windows; the chain of parent windows leads from the original overlapped or pop-up window to the child window.

Syntax

BOOL WINAPI IsChild(
  _In_ HWND hWndParent,
  _In_ HWND hWnd
);

Parameters

hWndParent [in]

Type: HWND

A handle to the parent window.

hWnd [in]

Type: HWND

A handle to the window to be tested.

Return value

Type:

Type: BOOL

If the window is a child or descendant window of the specified parent window, the return value is nonzero.

If the window is not a child or descendant window of the specified parent window, the return value is zero.

Requirements

See also

Reference

IsWindow

SetParent

Conceptual

Windows