/* uDig - User Friendly Desktop Internet GIS client
* http://udig.refractions.net
* (C) 2010, Refractions Research Inc.
* (C) 2000, 2008 IBM Corporation 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
*/
/*******************************************************************************
* Copyright (c) 2000, 2008 IBM Corporation 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.locationtech.udig.style.sld.editor.internal;
import org.eclipse.jface.viewers.CellEditor;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.RGB;
import org.eclipse.swt.widgets.ColorDialog;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
/**
* A cell editor that manages a color field.
* The cell editor's value is the color (an SWT <code>RBG</code>).
* <p>
* This class may be instantiated; it is not intended to be subclassed.
* </p>
* @see ColorCellEditor
*/
public class ColourCellEditor extends CellEditor {
Object value;
/**
* Creates a new color cell editor parented under the given control.
* The cell editor value is black (<code>RGB(0,0,0)</code>) initially, and has no
* validator.
*
* @param parent the parent control
*/
public ColourCellEditor(Composite parent) {
this(parent, SWT.NONE);
}
/**
* Creates a new color cell editor parented under the given control.
* The cell editor value is black (<code>RGB(0,0,0)</code>) initially, and has no
* validator.
*
* @param parent the parent control
* @param style the style bits
* @since 2.1
*/
public ColourCellEditor(Composite parent, int style) {
super(parent, style);
doSetValue(new RGB(0, 0, 0));
}
/* (non-Javadoc)
* Method declared on CellEditor.
*/
public void dispose() {
super.dispose();
}
/* (non-Javadoc)
* Method declared on DialogCellEditor.
*/
protected Object openDialogBox(Shell shell) {
ColorDialog dialog = new ColorDialog(shell);
//Object value = getValue();
if (value != null)
dialog.setRGB((RGB) value);
value = dialog.open();
return dialog.getRGB();
}
@Override
protected Control createControl( Composite cell ) {
return null;
}
@Override
protected Object doGetValue() {
value = openDialogBox(Display.getCurrent().getActiveShell());
return value;
}
@Override
protected void doSetFocus() {
}
@Override
protected void doSetValue( Object value ) {
this.value = value;
}
}