/*******************************************************************************
* Copyright (c) 2014 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
* Zend Technologies
*******************************************************************************/
package org.eclipse.php.internal.ui.util;
import org.eclipse.dltk.core.IMember;
import org.eclipse.dltk.core.IMethod;
import org.eclipse.dltk.core.IModelElement;
import org.eclipse.dltk.core.ModelException;
import org.eclipse.dltk.ui.DLTKUIPlugin;
import org.eclipse.dltk.ui.ScriptElementImageProvider;
import org.eclipse.dltk.ui.ScriptElementLabels;
import org.eclipse.dltk.ui.viewsupport.ImageDescriptorRegistry;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.php.core.compiler.PHPFlags;
import org.eclipse.php.internal.core.Logger;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.graphics.Point;
/**
*
* @author Dawid zulus Pakula <zulus@w3des.net>
* @since 3.3
*/
public class PHPModelLabelProvider extends LabelProvider implements
ILabelProvider {
private ImageDescriptorRegistry fRegistry;
final private int fImageFlags;
final private long fTextFlags;
private ScriptElementImageProvider fImageProvider;
public static final long DEFAULT_TEXTFLAGS = ScriptElementLabels.ALL_DEFAULT;
public static final int DEFAULT_IMAGEFLAGS = ScriptElementImageProvider.OVERLAY_ICONS
| ScriptElementImageProvider.SMALL_ICONS;
/**
* @param textFlags
* Flags defined in {@link ScriptElementLabels}.
* @param imageFlags
* Flags defined in {@link ScriptElementImageProvider}.
*/
public PHPModelLabelProvider(final long textFlags, final int imageFlags) {
fImageFlags = imageFlags;
fTextFlags = textFlags;
fRegistry = null;
fImageProvider = new ScriptElementImageProvider();
}
public PHPModelLabelProvider() {
this(DEFAULT_TEXTFLAGS, DEFAULT_IMAGEFLAGS);
}
private ImageDescriptorRegistry getRegistry() {
if (fRegistry == null)
fRegistry = DLTKUIPlugin.getImageDescriptorRegistry();
return fRegistry;
}
@Override
public Image getImage(Object element) {
if (element instanceof IModelElement) {
ImageDescriptor baseImage = getImageDescriptor(
(IModelElement) element, fImageFlags);
if (baseImage != null) {
return getRegistry().get(baseImage);
}
}
return null;
}
public ImageDescriptor getImageDescriptor(IModelElement element,
int imageFlags) {
if (element == null) {
return null;
}
ImageDescriptor baseImage = getBaseImageDescriptor(element, imageFlags);
if (baseImage != null) {
int adornmentFlags = getAdornmentFlags(element);
Point size = ((imageFlags & ScriptElementImageProvider.SMALL_ICONS) != 0) ? ScriptElementImageProvider.SMALL_SIZE
: ScriptElementImageProvider.BIG_SIZE;
return new PHPElementImageDescriptor(baseImage, adornmentFlags,
size);
}
return null;
}
private ImageDescriptor getBaseImageDescriptor(IModelElement element,
int imageFlags) {
return fImageProvider.getBaseImageDescriptor(element, imageFlags);
}
private int getAdornmentFlags(IModelElement element) {
int adornments = 0;
int modifiers = 0;
if (element instanceof IMember) {
try {
modifiers = ((IMember) element).getFlags();
} catch (ModelException e) {
if (e.isDoesNotExist()) {
return modifiers;
}
Logger.logException(e);
}
}
try {
if (element.getElementType() == IModelElement.METHOD
&& ((IMethod) element).isConstructor())
adornments |= PHPElementImageDescriptor.CONSTRUCTOR;
} catch (ModelException e) {
if (e.isDoesNotExist()) {
return modifiers;
}
Logger.logException(e);
}
if (PHPFlags.isAbstract(modifiers))
adornments |= PHPElementImageDescriptor.ABSTRACT;
if (PHPFlags.isConstant(modifiers)) {
adornments |= PHPElementImageDescriptor.CONSTANT;
} else if (PHPFlags.isFinal(modifiers)) {
adornments |= PHPElementImageDescriptor.FINAL;
}
if (PHPFlags.isStatic(modifiers))
adornments |= PHPElementImageDescriptor.STATIC;
if (PHPFlags.isDeprecated(modifiers))
adornments |= PHPElementImageDescriptor.DEPRECATED;
return adornments;
}
@Override
public String getText(Object element) {
// TODOw
return null;
}
}