WM_MDITILE message

An application sends the WM_MDITILE message to a multiple-document interface (MDI) client window to arrange all of its MDI child windows in a tile format.


#define WM_MDITILE                      0x0226

Parameters

wParam

The tiling option. This parameter can be one of the following values, optionally combined with MDITILE_SKIPDISABLED to prevent disabled MDI child windows from being tiled.

ValueMeaning
MDITILE_HORIZONTAL
0x0001

Tiles windows horizontally.

MDITILE_VERTICAL
0x0000

Tiles windows vertically.

 

lParam

This parameter is not used.

Return value

Type: BOOL

If the message succeeds, the return value is TRUE.

If the message fails, the return value is FALSE.

Requirements

Minimum supported client

Windows 2000 Professional [desktop apps only]

Minimum supported server

Windows 2000 Server [desktop apps only]

Header

Winuser.h (include Windows.h)

See also

Reference
WM_MDICASCADE
WM_MDIICONARRANGE
Conceptual
Multiple Document Interface

 

 

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