MonitorFromWindow (Compact 2013)

  • Article

3/26/2014

This function retrieves a handle to the screen that has the largest area of intersection with the bounding rectangle of a specified window.

Syntax

HMONITOR MonitorFromWindow(
  HWND hwnd,
  DWORD dwFlags
);

Parameters

  • hwnd
    [in] Handle to the window of interest.

  • dwFlags
    [in] DWORD that determines the return value of the function when the window does not intersect any of the screens. The following table shows a list of possible return values.

    Value

    Description

    MONITOR_DEFAULTTONEAREST

    The return value is a handle to the screen that is nearest to the window.

    MONITOR_DEFAULTTONULL

    The return value is NULL.

    MONITOR_DEFAULTTOPRIMARY

    The return value is a handle to the primary screen.

Return Value

If the window intersects one or more screen rectangles, the return value is an HMONITOR handle to the screen that has the largest area of intersection with the window. If the window does not intersect a screen, the return value depends on the value of dwFlags.

Remarks

If the window is currently minimized, this function uses the rectangle of the window before it was minimized.

Requirements

Header

windows.h

Library

coredll.lib

See Also

Reference

Multiple Screens Functions
MonitorFromPoint
MonitorFromRect