nsIDragSession
| IID: | CBA22C53-FCCE-11d2-96D4-0060B0FB9956 |
| Inherits From: | nsISupports |
This interface is implemented by the following components:
Properties
PRBool canDrop
Set the current state of the drag, whether it can be dropped or not. usually the target "frame" sets this so the native system can render the correct feedback
PRUint32 dragAction
Sets the action (copy, move, link, et.c) for the current drag
readonly PRUint32 numDropItems
Get the number of items that were dropped
readonly nsIDOMDocument sourceDocument
The document where the drag was started, which will be null if the drag originated outside the application. Useful for determining if a drop originated in the same document.
readonly nsIDOMNode sourceNode
The dom node that was originally dragged to start the session, which will be null if the drag originated outside the application.
nsSize targetSize
Sets the current width and height of the drag target area. It will contain the current size of the Frame that the drag is currently in
Methods
void getData ( nsITransferable transferable , PRUint32 itemIndex )
PRBool isDataFlavorSupported ( char* dataFlavor )
void getData ( nsITransferable transferable , PRUint32 itemIndex )
Get data from a Drag&Drop. Can be called while the drag is in process or after the drop has completed.
- Arguments:
- transferable: the transferable for the data to be put into
- itemIndex: which of multiple drag items, zero-based
PRBool isDataFlavorSupported ( char* dataFlavor )
Check to set if any of the native data on the clipboard matches this data flavor
- Arguments:
- dataFlavor
References
This interface is passed as an argument to the following methods:
nsIClipboardDragDropHooks.allowDrop
This interface is returned from the following methods:
nsIDragService.getCurrentSession
Reference documentation is generated from Mozilla's source.