DM_REPOSITION  JVMLTV 

The DM_REPOSITION message repositions a top-level dialog box so that it fits within the desktop area. An application can send this message to a dialog box after resizing it to ensure that the entire dialog box remains visible.

DM_REPOSITION

wParam = 0;

lParam = 0;

Parameters

This message has no parameters.

Return Values

This message has no return value.

Remarks

This message has no effect if the dialog box is a child window.