L_GetZoomViewProps
#include "l_bitmap.h"
L_INT EXT_FUNCTION L_GetZoomViewProps(hWnd, pZoomViewProps, uStructSize)
HWND hWnd; |
/* handle to a window */ |
pZOOMVIEWPROPS pZoomViewProps; |
/* pointer to a structure */ |
L_UINT uStructSize; |
/* size in bytes, of the structure pointed to by pZoomViewProps */ |
Gets the properties for the specified Zoom View. This function is available in the Document/Medical Toolkits.
Parameter |
Description |
hWnd |
Handle to a window. |
pZoomViewProps |
Pointer to a ZOOMVIEWPROPS structure to be updated with options for controlling the behavior of the zoomed view. You must fill pZoomViewProps->uIndex before calling this function. |
uStructSize |
Size in bytes, of the structure pointed to by pZoomViewProps, for versioning. Use sizeof(ZOOMVIEWPROPS). |
Returns
SUCCESS |
The function was successful. |
< 1 |
An error occurred. Refer to Return Codes. |
Comments
To attach a Zoom View to a window, call the L_CreateZoomView function.
When a Zoom View is no longer needed, call the L_DestroyZoomView function to stop the specified Zoom View procedure and to detach it from the window handle.
To change the current options for the specified Zoom View, change the values in the structure pointed to by pZoomViewProps and pass a pointer to the updated structure to L_UpdateZoomView.
Required DLLs and Libraries
LTZMV For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application. |
Platforms
Windows 95 / 98 / Me, Windows 2000 / XP.
See Also
Functions: |
L_WindowHasZoomView, L_CreateZoomView, L_UpdateZoomView, L_DestroyZoomView, L_GetZoomViewsCount |
Topics: |
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Example
For an example, refer to L_UpdateZoomView.