+++ /dev/null
-/*******************************************************************************
- * Copyright (c) 2000, 2003 IBM Corporation and others.
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Common Public License v1.0
- * which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/cpl-v10.html
- *
- * Contributors:
- * IBM Corporation - initial API and implementation
- *******************************************************************************/
-package net.sourceforge.phpdt.internal.ui.viewsupport;
-
-import net.sourceforge.phpdt.ui.PreferenceConstants;
-
-import org.eclipse.jface.preference.IPreferenceStore;
-import org.eclipse.jface.util.IPropertyChangeListener;
-import org.eclipse.jface.util.PropertyChangeEvent;
-import org.eclipse.jface.viewers.LabelProviderChangedEvent;
-
-/**
- * JavaUILabelProvider that respects settings from the Appearance preference
- * page. Triggers a viewer update when a preference changes.
- */
-public class AppearanceAwareLabelProvider extends JavaUILabelProvider implements
- IPropertyChangeListener {
-
- public final static int DEFAULT_TEXTFLAGS = JavaElementLabels.ROOT_VARIABLE
- | JavaElementLabels.M_PARAMETER_TYPES
- | JavaElementLabels.M_APP_RETURNTYPE
- | JavaElementLabels.REFERENCED_ROOT_POST_QUALIFIED;
-
- public final static int DEFAULT_IMAGEFLAGS = JavaElementImageProvider.OVERLAY_ICONS;
-
- private int fTextFlagMask;
-
- private int fImageFlagMask;
-
- /**
- * Constructor for AppearanceAwareLabelProvider.
- */
- public AppearanceAwareLabelProvider(int textFlags, int imageFlags) {
- super(textFlags, imageFlags);
- initMasks();
- PreferenceConstants.getPreferenceStore()
- .addPropertyChangeListener(this);
- }
-
- /**
- * Creates a labelProvider with DEFAULT_TEXTFLAGS and DEFAULT_IMAGEFLAGS
- */
- public AppearanceAwareLabelProvider() {
- this(DEFAULT_TEXTFLAGS, DEFAULT_IMAGEFLAGS);
- }
-
- private void initMasks() {
- IPreferenceStore store = PreferenceConstants.getPreferenceStore();
- fTextFlagMask = -1;
- if (!store.getBoolean(PreferenceConstants.APPEARANCE_METHOD_RETURNTYPE)) {
- fTextFlagMask ^= JavaElementLabels.M_APP_RETURNTYPE;
- }
- if (!store
- .getBoolean(PreferenceConstants.APPEARANCE_COMPRESS_PACKAGE_NAMES)) {
- fTextFlagMask ^= JavaElementLabels.P_COMPRESSED;
- }
-
- fImageFlagMask = -1;
- }
-
- /*
- * @see IPropertyChangeListener#propertyChange(PropertyChangeEvent)
- */
- public void propertyChange(PropertyChangeEvent event) {
- String property = event.getProperty();
- if (property.equals(PreferenceConstants.APPEARANCE_METHOD_RETURNTYPE)
- || property
- .equals(PreferenceConstants.APPEARANCE_PKG_NAME_PATTERN_FOR_PKG_VIEW)
- || property
- .equals(PreferenceConstants.APPEARANCE_COMPRESS_PACKAGE_NAMES)) {
- initMasks();
- LabelProviderChangedEvent lpEvent = new LabelProviderChangedEvent(
- this, null); // refresh all
- fireLabelProviderChanged(lpEvent);
- }
- }
-
- /*
- * @see IBaseLabelProvider#dispose()
- */
- public void dispose() {
- PreferenceConstants.getPreferenceStore().removePropertyChangeListener(
- this);
- super.dispose();
- }
-
- /*
- * @see JavaUILabelProvider#evaluateImageFlags()
- */
- protected int evaluateImageFlags(Object element) {
- return getImageFlags() & fImageFlagMask;
- }
-
- /*
- * @see JavaUILabelProvider#evaluateTextFlags()
- */
- protected int evaluateTextFlags(Object element) {
- return getTextFlags() & fTextFlagMask;
- }
-
-}