DrawStateProc
[Now
Supported on Windows NT]
The DrawStateProc
function is an application-defined callback function that renders a complex
image for the DrawState
function.
BOOL CALLBACK DrawStateProc(
|
HDC hdc, |
// handle
to device context |
|
LPARAM lData, |
// image
information |
|
WPARAM wData, |
// more
image information |
|
int cx, |
// width of
image |
|
int cy |
// height
of image |
|
); |
|
Parameters
hdc
Identifies
the device context to draw in. The device context is a memory device context
with a bitmap selected, the dimensions of which are at least as great as those
specified by the cx and cy parameters.
lData
Specifies
information about the image, which the application passed to DrawState.
wData
Specifies
information about the image, which the application passed to DrawState.
cx
Specifies the
image width, in device units, as specified by the call to DrawState.
cy
Specifies the
image height, in device units, as specified by the call to DrawState.
Return Values
If the
function succeeds, the return value is TRUE.
If the
function fails, the return value is FALSE.
See Also