Parent class: XEvent
XEvent

Overview

For drag-events a XDragEvent is generated, to catch them you need to install a XDragHandler. Possible event-IDs are:

DRG_DROPPED	An item was dropped.
DRG_DRAGOVER	An item fly over the window.
DRG_ENDCONVERSATION	The converation ends. No informations about dragitems avaible!
DRG_DISCARDOBJECT	Delete the items(s).
DRG_PRINTOBJECT	Print the item(s). Use QueryPrinterInfo() to get information about the requested printer.

For drag-events in a container see:

• XContainerDragEvent
• XContainerEvent
• XContainerHandler

Functions

Parameters

XDragItem * buffer buffer which will get the item-information
SHORT index zero-based index of item to query

Remarks

Query a dragitem.

Return-Value

SHORT count of items

Remarks

Return the count of drag-items of this dragevent

Parameters

XPoint * position buffer which will get the position

Remarks

Query the position where the objects were dropped

Remarks

Query the system-define handle of the window where the objects were dropped.

Parameters

SHORT accept the opperation, possible values are

DRG_DROP	accept the items
DRG_NODROP	dont accept the items in this case
DRG_NEVERDROP	never accept the items

Remarks

Set the operation supported by the application which receives the drag-event

Parameters

SHORT operation the opperation, possible values are

DRG_COPY	copy the items
DRG_MOVE	move the items
DRG_LINK	link the items

Remarks

Set the operation supported by the application which generates the drag-event