X-Git-Url: http://secure.phpeclipse.com

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/ui/viewsupport/AppearanceAwareLabelProvider.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/ui/viewsupport/AppearanceAwareLabelProvider.java
new file mode 100644
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--- /dev/null
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/ui/viewsupport/AppearanceAwareLabelProvider.java
@@ -0,0 +1,109 @@
+/*******************************************************************************
+ * 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;
+	}
+
+}