The UndeleteFile function is an application-defined callback function that File Manager calls when the user chooses the Undelete command from the File Manager File menu.
DWORD APIENTRY UndeleteFile(
| HWND hwndOwner, | // handle of File Manager window |
| LPSTR lpszDir | // address of name of initial directory |
| ); |
Parameters
hwndOwner
Identifies the File Manager window. An "undelete" dynamic-link library (DLL) should use this handle to specify the owner window for any dialog box or message box the DLL may display.
lpszDir
Points to a null-terminated string that contains the name of the initial directory.
Return Values
If the function succeeds, the return value is one of the following:
| Value | Meaning |
| -l | An error occurred. |
| IDOK | A file was undeleted. File Manager repaints its windows. |
| IDCANCEL | No file was undeleted. |