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com.google.gwt.dom.client
Class DataTransfer

java.lang.Object
  extended by com.google.gwt.core.client.JavaScriptObject
      extended by com.google.gwt.dom.client.DataTransfer

public class DataTransfer
extends JavaScriptObject

Class representing DataTransfer interface.

Experimental API: This API is still under development and is subject to change.

See Also:
W3C HTML Specification

Constructor Summary
protected DataTransfer()
          Required constructor for GWT compiler to function.
 
Method Summary
 void clearData()
          Remove all data from the current drag sequence.
 void clearData(java.lang.String format)
          Remove the data for the specified format for all drag events in the current drag sequence.
 java.lang.String getData(java.lang.String format)
          Get the data for the specified format.
 void setData(java.lang.String format, java.lang.String data)
          Set the data for the specified format to associate with all drag events in the current drag and drop sequence.
 void setDragImage(Element element, int x, int y)
          Specify the element to use to update the drag feedback.
 
Methods inherited from class com.google.gwt.core.client.JavaScriptObject
cast, createArray, createArray, createFunction, createObject, equals, hashCode, toSource, toString
 
Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
 

Constructor Detail

DataTransfer

protected DataTransfer()
Required constructor for GWT compiler to function.

Method Detail

clearData

public final void clearData()
Remove all data from the current drag sequence.

See Also:
W3C Specification

clearData

public final void clearData(java.lang.String format)
Remove the data for the specified format for all drag events in the current drag sequence.

Parameters:
format - the format, which is usually the mime-type of the associated data
See Also:
setData(String, String), W3C Specification

getData

public final java.lang.String getData(java.lang.String format)
Get the data for the specified format. The data may have been set in a previous drag event that is part of the current drag sequence.

Parameters:
format - the format, which is usually the mime-type of the data
Returns:
the data for the specified format
See Also:
setData(String, String), W3C Specification

setData

public final void setData(java.lang.String format,
                          java.lang.String data)
Set the data for the specified format to associate with all drag events in the current drag and drop sequence. The data can be read using getData(String) from any subsequent drag events in this sequence (such as the drop event).

The format is usually the mime-type of the data, but can also be text.

Parameters:
format - the format, which is usually the mime-type of the data
data - the data to associate with the format
See Also:
W3C Specification

setDragImage

public final void setDragImage(Element element,
                               int x,
                               int y)
Specify the element to use to update the drag feedback.

Parameters:
element - the feedback image
x - the x offset of the cursor
y - the y offset of the cursor
See Also:
W3C Specification
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