Package org.eclipse.swt.dnd
Class DragSourceEvent
java.lang.Object
java.util.EventObject
org.eclipse.swt.events.TypedEvent
org.eclipse.swt.dnd.DragSourceEvent
- All Implemented Interfaces:
Serializable
The DragSourceEvent contains the event information passed in the methods of the DragSourceListener.
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Field Summary
Modifier and TypeFieldDescriptionThe type of data requested.int
The operation that was performed.boolean
In dragStart, the doit field determines if the drag and drop operation should proceed; in dragFinished, the doit field indicates whether the operation was performed successfully.The drag source image to be displayed during the drag.int
In dragStart, the x offset (relative to the image) where the drag source image will be displayed.int
In dragStart, the y offset (relative to the image) where the drag source image will be displayed.int
In dragStart, the x coordinate (relative to the control) of the position the mouse went down to start the drag.int
In dragStart, the y coordinate (relative to the control) of the position the mouse went down to start the drag.Fields inherited from class org.eclipse.swt.events.TypedEvent
data, display, time, widget
Fields inherited from class java.util.EventObject
source
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Constructor Summary
ConstructorDescriptionDragSourceEvent
(org.eclipse.swt.dnd.DNDEvent e) Constructs a new instance of this class based on the information in the given untyped event. -
Method Summary
Methods inherited from class java.util.EventObject
getSource
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Field Details
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detail
public int detailThe operation that was performed. -
doit
public boolean doitIn dragStart, the doit field determines if the drag and drop operation should proceed; in dragFinished, the doit field indicates whether the operation was performed successfully.In dragStart:
Flag to determine if the drag and drop operation should proceed. The application can set this value to false to prevent the drag from starting. Set to true by default.
In dragSetData:
This will be set to true when the call to dragSetData is made. Set it to false to cancel the drag.
In dragFinished:
Flag to indicate if the operation was performed successfully. True if the operation was performed successfully.
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x
public int xIn dragStart, the x coordinate (relative to the control) of the position the mouse went down to start the drag.- Since:
- 3.2
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y
public int yIn dragStart, the y coordinate (relative to the control) of the position the mouse went down to start the drag.- Since:
- 3.2
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dataType
The type of data requested. Data provided in the data field must be of the same type. -
image
The drag source image to be displayed during the drag.A value of null indicates that no drag image will be displayed.
The default value is null.
- Since:
- 3.3
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offsetX
public int offsetXIn dragStart, the x offset (relative to the image) where the drag source image will be displayed.- Since:
- 3.5
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offsetY
public int offsetYIn dragStart, the y offset (relative to the image) where the drag source image will be displayed.- Since:
- 3.5
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Constructor Details
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DragSourceEvent
public DragSourceEvent(org.eclipse.swt.dnd.DNDEvent e) Constructs a new instance of this class based on the information in the given untyped event.- Parameters:
e
- the untyped event containing the information
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Method Details
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toString
Returns a string containing a concise, human-readable description of the receiver.- Overrides:
toString
in classTypedEvent
- Returns:
- a string representation of the event
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