CN INITDRAG: Difference between revisions
Created page with "This message is sent by the container control to its owner when the drag button is pressed and the pointer is moved while the pointer is over the container control. ==Syntax== <PRE> param1 USHORT id; →Container control ID.: USHORT CN_INITDRAG; →Notification code.: param2 PCNRDRAGINIT pCnrDragInit; →Pointer to the CNRDRAGINIT structure.: </PRE> ==Parameters== ;id (USHORT) - Input : Container control ID. ;CN_INITDRAG (USHORT) - Input : Noti..." |
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;CN_INITDRAG ([[USHORT]]) - Input | ;CN_INITDRAG ([[USHORT]]) - Input | ||
: Notification code. | : Notification code. | ||
;pCnrDragInit ([[ | ;pCnrDragInit (P[[CNRDRAGINIT]]) - Input | ||
: Pointer to the [[CNRDRAGINIT]] structure. | : Pointer to the [[CNRDRAGINIT]] structure. | ||
Latest revision as of 22:04, 20 April 2025
This message is sent by the container control to its owner when the drag button is pressed and the pointer is moved while the pointer is over the container control.
Syntax
param1 USHORT id; /* Container control ID. */ USHORT CN_INITDRAG; /* Notification code. */ param2 PCNRDRAGINIT pCnrDragInit; /* Pointer to the CNRDRAGINIT structure. */
Parameters
- id (USHORT) - Input
- Container control ID.
- CN_INITDRAG (USHORT) - Input
- Notification code.
- pCnrDragInit (PCNRDRAGINIT) - Input
- Pointer to the CNRDRAGINIT structure.
Returns
- ulReserved (ULONG) - returns
- Reserved value, should be 0.
Remarks
This notification code is sent to the container's owner when the drag button is pressed and the pointer is moved while the pointer is over the container control.
Default Processing
The default window procedure does not expect to receive this notification code and therefore takes no action on it other than to return 0.