响应WM_DROPFILES消息并处理WM_DROPFILES Sent when the user drops a file on the window of an application that has registered itself as a recipient of dropped files.WM_DROPFILES hDrop = (HDROP) wParam; Parameters hDrop Handle to an internal structure describing the dropped files. Pass this handle DragFinish, DragQueryFile, or DragQueryPoint to retrieve information about the dropped files. Return Values An application should return zero if it processes this message.
Sent when the user drops a file on the window of an application that has registered itself as a recipient of dropped files.WM_DROPFILES
hDrop = (HDROP) wParam; Parameters
hDrop
Handle to an internal structure describing the dropped files. Pass this handle DragFinish, DragQueryFile, or DragQueryPoint to retrieve information about the dropped files.
Return Values
An application should return zero if it processes this message.