/*******************************************************************************
* Copyright (c) 2013 Dirk Fauth and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Dirk Fauth <dirk.fauth@gmail.com> - initial API and implementation
*******************************************************************************/
package org.eclipse.nebula.widgets.nattable.hover.action;
import org.eclipse.nebula.widgets.nattable.NatTable;
import org.eclipse.nebula.widgets.nattable.hover.HoverLayer;
import org.eclipse.nebula.widgets.nattable.hover.command.ClearHoverStylingCommand;
import org.eclipse.nebula.widgets.nattable.hover.command.HoverStylingCommand;
import org.eclipse.nebula.widgets.nattable.ui.action.ClearCursorAction;
import org.eclipse.swt.events.MouseEvent;
/**
* Action that will execute the HoverStylingCommand which applies hover styling
* in a NatTable.
* <p>
* Will also clear any set cursor by default.
*
* @author Dirk Fauth
*
* @see HoverLayer
* @see HoverStylingCommand
*/
public class HoverStylingAction extends ClearCursorAction {
/**
* The HoverLayer that is responsible for handling the hover styling
* command.
*/
private final HoverLayer hoverLayer;
/**
* @param hoverLayer
* The HoverLayer that is responsible for handling the hover
* styling command. Necessary to avoid that other HoverLayer
* instances in a grid composition handle and consume the
* command.
*/
public HoverStylingAction(HoverLayer hoverLayer) {
this.hoverLayer = hoverLayer;
}
@Override
public void run(NatTable natTable, MouseEvent event) {
// clear the cursor on hovering
super.run(natTable, event);
// ensure to clear the hover styling in other possible HoverLayer in the
// composition
natTable.doCommand(new ClearHoverStylingCommand(hoverLayer));
int natColumnPos = natTable.getColumnPositionByX(event.x);
int natRowPos = natTable.getRowPositionByY(event.y);
natTable.doCommand(new HoverStylingCommand(natTable, natColumnPos,
natRowPos, this.hoverLayer));
}
}