/*******************************************************************************
* Copyright (c) 2015 Fabio Zadrozny 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:
* Fabio Zadrozny <fabiofz@gmail.com> - initial API and implementation
*******************************************************************************/
package org.eclipse.e4.ui.css.swt.properties.custom;
import org.eclipse.e4.ui.css.core.dom.ElementAdapter;
import org.eclipse.e4.ui.css.core.dom.properties.ICSSPropertyHandler;
import org.eclipse.e4.ui.css.core.engine.CSSEngine;
import org.eclipse.e4.ui.css.swt.dom.ISelectionBackgroundCustomizationElement;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.widgets.Widget;
import org.w3c.dom.css.CSSValue;
/**
* A handler which will set the selection/hot background and border colors.
*/
public class CSSPropertySelectionBackgroundHandler implements ICSSPropertyHandler {
private static final String SWT_SELECTION_FOREGROUND_COLOR = "swt-selection-foreground-color"; //$NON-NLS-1$
private static final String SWT_SELECTION_BACKGROUND_COLOR = "swt-selection-background-color"; //$NON-NLS-1$
private static final String SWT_SELECTION_BORDER_COLOR = "swt-selection-border-color"; //$NON-NLS-1$
private static final String SWT_HOT_BACKGROUND_COLOR = "swt-hot-background-color"; //$NON-NLS-1$
private static final String SWT_HOT_BORDER_COLOR = "swt-hot-border-color"; //$NON-NLS-1$
@Override
public boolean applyCSSProperty(Object element, String property, CSSValue value, String pseudo, CSSEngine engine)
throws Exception {
if (element instanceof ISelectionBackgroundCustomizationElement && element instanceof ElementAdapter) {
ElementAdapter elementAdapter = (ElementAdapter) element;
Object nativeWidget = elementAdapter.getNativeWidget();
if (nativeWidget instanceof Widget) {
Widget widget = (Widget) nativeWidget;
ISelectionBackgroundCustomizationElement treeElement = (ISelectionBackgroundCustomizationElement) element;
if (value.getCssValueType() == CSSValue.CSS_PRIMITIVE_VALUE) {
if (SWT_SELECTION_FOREGROUND_COLOR.equals(property)) {
Color newColor = (Color) engine.convert(value, Color.class, widget.getDisplay());
treeElement.setSelectionForegroundColor(newColor);
} else if (SWT_SELECTION_BACKGROUND_COLOR.equals(property)) {
Color newColor = (Color) engine.convert(value, Color.class, widget.getDisplay());
treeElement.setSelectionBackgroundColor(newColor);
} else if (SWT_SELECTION_BORDER_COLOR.equals(property)) {
Color newColor = (Color) engine.convert(value, Color.class, widget.getDisplay());
treeElement.setSelectionBorderColor(newColor);
} else if (SWT_HOT_BACKGROUND_COLOR.equals(property)) {
Color newColor = (Color) engine.convert(value, Color.class, widget.getDisplay());
treeElement.setHotBackgroundColor(newColor);
} else if (SWT_HOT_BORDER_COLOR.equals(property)) {
Color newColor = (Color) engine.convert(value, Color.class, widget.getDisplay());
treeElement.setHotBorderColor(newColor);
}
}
}
}
return false;
}
}