EC_OPENING_FILE
| Microsoft DirectShow 9.0 |
EC_OPENING_FILE
The graph is opening a file, or has finished opening a file.
Parameters
lParam1
TRUE if the graph is starting to open a file, or FALSE if the graph is no longer opening the file.
lParam2
Zero.
Default Action
None.
Remarks
A filter can send this event if it spends significant time opening a file. (For example, the file might be located on a network.) The application can use this event to adjust its user interface.
Requirements
Header: Dshow.h.
See Also