com.vaadin.client.connectors.grid

Class TreeGridDropTargetConnector

java.lang.Object

com.vaadin.client.ui.AbstractConnector

com.vaadin.client.extensions.AbstractExtensionConnector

com.vaadin.client.extensions.DropTargetExtensionConnector

com.vaadin.client.connectors.grid.GridDropTargetConnector

com.vaadin.client.connectors.grid.TreeGridDropTargetConnector

All Implemented Interfaces:

com.google.gwt.event.shared.EventHandler, StateChangeEvent.StateChangeHandler, ServerConnector, Connector, Serializable

public class TreeGridDropTargetConnector
extends GridDropTargetConnector

Makes TreeGrid an HTML5 drop target. This is the client side counterpart of TreeGridDropTarget.

Since:

8.1

Author:

Vaadin Ltd

See Also:

Serialized Form

Field Summary

Fields inherited from class com.vaadin.client.extensions.DropTargetExtensionConnector

STYLE_SUFFIX_DRAG_BOTTOM, STYLE_SUFFIX_DRAG_CENTER, STYLE_SUFFIX_DRAG_TOP, STYLE_SUFFIX_DROPTARGET

Constructor Summary

Constructors

Constructor and Description
TreeGridDropTargetConnector()

Method Summary

Modifier and Type	Method and Description
TreeGridDropTargetState	getState() Returns the shared state object for this connector.
protected void	sendDropEventToServer(List<String> types, Map<String,String> data, String dropEffect, com.google.gwt.dom.client.NativeEvent dropEvent) Initiates a server RPC for the drop event.

Methods inherited from class com.vaadin.client.connectors.grid.GridDropTargetConnector

addDragOverStyle, extend, getDropLocation, getDropTargetElement, getRowData, getTargetElement, isDropAllowedByCriteriaScript, isDroppingOnRowsPossible, onDragEnter, removeDragOverStyle

Methods inherited from class com.vaadin.client.extensions.DropTargetExtensionConnector

addDropTargetStyle, onDragLeave, onDragOver, onDrop, onUnregister, removeDropTargetStyle

Methods inherited from class com.vaadin.client.extensions.AbstractExtensionConnector

setParent

Methods inherited from class com.vaadin.client.ui.AbstractConnector

addStateChangeHandler, addStateChangeHandler, createState, doInit, ensureHandlerManager, fireEvent, forceStateChange, getChildren, getConnection, getConnectorId, getParent, getResourceUrl, getRpcImplementations, getRpcProxy, getStateType, getTag, hasEventListener, init, isEnabled, onStateChanged, registerRpc, removeStateChangeHandler, removeStateChangeHandler, setChildren, setTag, unregisterRpc, updateEnabledState

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

TreeGridDropTargetConnector

public TreeGridDropTargetConnector()

Method Detail

sendDropEventToServer

protected void sendDropEventToServer(List<String> types,
                                     Map<String,String> data,
                                     String dropEffect,
                                     com.google.gwt.dom.client.NativeEvent dropEvent)

Description copied from class: DropTargetExtensionConnector

Initiates a server RPC for the drop event.

Overrides:

sendDropEventToServer in class GridDropTargetConnector

Parameters:

types - List of data types from DataTransfer.types object.

data - Map containing all types and corresponding data from the DataTransfer object.

dropEffect - The desired drop effect.

getState

public TreeGridDropTargetState getState()

Description copied from class: AbstractConnector

Returns the shared state object for this connector. Override this method to define the shared state type for your connector.

Specified by:

getState in interface ServerConnector

Overrides:

getState in class GridDropTargetConnector

Returns:

the current shared state (never null)