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

diff --git a/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpdt/internal/ui/text/java/hover/AbstractAnnotationHover.java b/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpdt/internal/ui/text/java/hover/AbstractAnnotationHover.java
new file mode 100644
index 0000000..c1bbbdb
--- /dev/null
+++ b/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpdt/internal/ui/text/java/hover/AbstractAnnotationHover.java
@@ -0,0 +1,142 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2004 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.text.java.hover;
+
+import java.util.Iterator;
+
+import net.sourceforge.phpdt.internal.ui.text.HTMLPrinter;
+//import net.sourceforge.phpeclipse.PHPeclipsePlugin;
+import net.sourceforge.phpeclipse.phpeditor.JavaAnnotationIterator;
+import net.sourceforge.phpeclipse.phpeditor.PHPUnitEditor;
+import net.sourceforge.phpeclipse.ui.WebUI;
+
+import org.eclipse.jface.preference.IPreferenceStore;
+import org.eclipse.jface.text.IRegion;
+import org.eclipse.jface.text.ITextViewer;
+import org.eclipse.jface.text.Position;
+import org.eclipse.jface.text.source.Annotation;
+import org.eclipse.jface.text.source.IAnnotationModel;
+import org.eclipse.ui.IEditorPart;
+import org.eclipse.ui.editors.text.EditorsUI;
+import org.eclipse.ui.texteditor.AnnotationPreference;
+import org.eclipse.ui.texteditor.DefaultMarkerAnnotationAccess;
+import org.eclipse.ui.texteditor.IDocumentProvider;
+
+/**
+ * Abstract super class for annotation hovers.
+ * 
+ * @since 3.0
+ */
+public abstract class AbstractAnnotationHover extends
+		AbstractJavaEditorTextHover {
+
+	private IPreferenceStore fStore = WebUI.getDefault()
+			.getCombinedPreferenceStore();
+
+	private DefaultMarkerAnnotationAccess fAnnotationAccess = new DefaultMarkerAnnotationAccess();
+
+	private boolean fAllAnnotations;
+
+	public AbstractAnnotationHover(boolean allAnnotations) {
+		fAllAnnotations = allAnnotations;
+	}
+
+	/*
+	 * Formats a message as HTML text.
+	 */
+	private String formatMessage(String message) {
+		StringBuffer buffer = new StringBuffer();
+		HTMLPrinter.addPageProlog(buffer);
+		HTMLPrinter.addParagraph(buffer, HTMLPrinter
+				.convertToHTMLContent(message));
+		HTMLPrinter.addPageEpilog(buffer);
+		return buffer.toString();
+	}
+
+	/*
+	 * @see ITextHover#getHoverInfo(ITextViewer, IRegion)
+	 */
+	public String getHoverInfo(ITextViewer textViewer, IRegion hoverRegion) {
+
+		if (getEditor() == null)
+			return null;
+
+		IDocumentProvider provider = WebUI.getDefault()
+				.getCompilationUnitDocumentProvider();
+		IAnnotationModel model = provider.getAnnotationModel(getEditor()
+				.getEditorInput());
+
+		if (model != null) {
+			Iterator e = new JavaAnnotationIterator(model, true,
+					fAllAnnotations);
+			int layer = -1;
+			String message = null;
+			while (e.hasNext()) {
+				Annotation a = (Annotation) e.next();
+
+				AnnotationPreference preference = getAnnotationPreference(a);
+				if (preference == null
+						|| !(preference.getTextPreferenceKey() != null
+								&& fStore.getBoolean(preference
+										.getTextPreferenceKey()) || (preference
+								.getHighlightPreferenceKey() != null && fStore
+								.getBoolean(preference
+										.getHighlightPreferenceKey()))))
+					continue;
+
+				Position p = model.getPosition(a);
+
+				int l = fAnnotationAccess.getLayer(a);
+
+				if (l > layer
+						&& p != null
+						&& p.overlapsWith(hoverRegion.getOffset(), hoverRegion
+								.getLength())) {
+					String msg = a.getText();
+					if (msg != null && msg.trim().length() > 0) {
+						message = msg;
+						layer = l;
+					}
+				}
+			}
+			if (layer > -1)
+				return formatMessage(message);
+		}
+
+		return null;
+	}
+
+	/*
+	 * @see IJavaEditorTextHover#setEditor(IEditorPart)
+	 */
+	public void setEditor(IEditorPart editor) {
+		if (editor instanceof PHPUnitEditor)
+			super.setEditor(editor);
+		else
+			super.setEditor(null);
+	}
+
+	/**
+	 * Returns the annotation preference for the given annotation.
+	 * 
+	 * @param annotation
+	 *            the annotation
+	 * @return the annotation preference or <code>null</code> if none
+	 */
+	private AnnotationPreference getAnnotationPreference(Annotation annotation) {
+
+		if (annotation.isMarkedDeleted())
+			return null;
+		return EditorsUI.getAnnotationPreferenceLookup()
+				.getAnnotationPreference(annotation);
+	}
+}