IE_SETDRAWOPTS
Sets the ink drawing option.
Parameters
wParam
Contains the drawing option.
Constant
| Description
|
IEDO_FAST
| Drawing is done as fast as possible. This is the default setting.
|
IEDO_NONE
| No drawing is done (disabled drawing).
|
IEDO_SAVEUPSTROKES
| Save pen-up strokes in the HPENDATA object.
|
lParam
Not used; must be 0.
Return Value
Returns IER_OK if successful; the previous draw option is returned in the
high-order word; otherwise, returns one of the following:
Constant
| Description
|
IER_PARAMERR
| wParam or lParam is invalid.
|
IER_OWNERDRAW
| The control is an owner-draw control; setting draw options is invalid.
|
IER_SECURITY
| The control has security protection disallowing the operation.
|
Comments
Unlike using the WM_SETREDRAW message, IEDO_NONE controls only the drawing of
the ink. The control's background, grid lines, and so forth are redrawn as
usual. By default, pen-up strokes are not saved in the
HPENDATA object.
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