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TTM_SETMARGIN

TTM_SETMARGIN
    wParam = 0;
    lParam = (LPARAM)(LPRECT) lprc;

Sets the top, left, bottom, and right margins for a tooltip window. A margin is the distance, in pixels, between the tooltip window border and the text contained within the tooltip window.

• The return value for this message is not used.

lprc

Address of a RECT structure that contains the margin information to be set.

The members of the RECT structure do not define a bounding rectangle. For the purpose of this message, the structure members are interpreted as follows:

top	Distance between top border and top of tooltip text, in pixels.
left	Distance between left border and left end of tooltip text, in pixels.
bottom	Distance between bottom border and bottom of tooltip text, in pixels.
right	Distance between right border and right end of tooltip text, in pixels.

Version 4.70.

See also TTM_GETMARGIN

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