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

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/ui/text/java/hover/JavaSourceHover.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/ui/text/java/hover/JavaSourceHover.java
new file mode 100644
index 0000000..f59d8ce
--- /dev/null
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/ui/text/java/hover/JavaSourceHover.java
@@ -0,0 +1,116 @@
+/*******************************************************************************
+ * 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.text.java.hover;
+
+import java.io.IOException;
+
+import net.sourceforge.phpdt.core.IJavaElement;
+import net.sourceforge.phpdt.core.IMember;
+import net.sourceforge.phpdt.core.ISourceReference;
+import net.sourceforge.phpdt.core.JavaModelException;
+import net.sourceforge.phpdt.internal.ui.text.HTMLPrinter;
+import net.sourceforge.phpdt.internal.ui.text.PHPCodeReader;
+import net.sourceforge.phpdt.internal.ui.viewsupport.JavaElementLabels;
+import net.sourceforge.phpeclipse.PHPeclipsePlugin;
+
+import org.eclipse.jface.text.Document;
+import org.eclipse.jface.text.IDocument;
+
+/**
+ * Provides source as hover info for Java elements.
+ */
+public class JavaSourceHover extends AbstractJavaEditorTextHover {
+
+	private final int LABEL_FLAGS = JavaElementLabels.ALL_FULLY_QUALIFIED
+			| JavaElementLabels.M_PRE_RETURNTYPE
+			| JavaElementLabels.M_PARAMETER_TYPES
+			| JavaElementLabels.M_PARAMETER_NAMES
+			| JavaElementLabels.M_EXCEPTIONS
+			| JavaElementLabels.F_PRE_TYPE_SIGNATURE;
+
+	/*
+	 * @see JavaElementHover
+	 */
+	protected String getHoverInfo(IJavaElement[] result) {
+		int nResults = result.length;
+		StringBuffer buffer = new StringBuffer();
+
+		if (nResults > 1) {
+
+			for (int i = 0; i < result.length; i++) {
+				HTMLPrinter.startBulletList(buffer);
+				IJavaElement curr = result[i];
+				if (curr instanceof IMember)
+					HTMLPrinter.addBullet(buffer, getInfoText((IMember) curr));
+				HTMLPrinter.endBulletList(buffer);
+			}
+
+		} else {
+
+			IJavaElement curr = result[0];
+			if (curr instanceof IMember && curr instanceof ISourceReference) {
+				HTMLPrinter.addSmallHeader(buffer,
+						getInfoText(((IMember) curr)));
+				try {
+					String source = ((ISourceReference) curr).getSource();
+					source = removeLeadingComments(source);
+					HTMLPrinter.addParagraph(buffer, "<pre>"); //$NON-NLS-1$
+					HTMLPrinter.addParagraph(buffer, source);
+					HTMLPrinter.addParagraph(buffer, "</pre>"); //$NON-NLS-1$
+				} catch (JavaModelException ex) {
+					// only write small header
+				}
+			}
+		}
+
+		if (buffer.length() > 0) {
+			HTMLPrinter.insertPageProlog(buffer, 0);
+			HTMLPrinter.addPageEpilog(buffer);
+			return buffer.toString();
+		}
+
+		return null;
+	}
+
+	private String getInfoText(IMember member) {
+		return JavaElementLabels.getElementLabel(member, LABEL_FLAGS);
+	}
+
+	private String removeLeadingComments(String source) {
+		PHPCodeReader reader = new PHPCodeReader();
+		IDocument document = new Document(source);
+		int i;
+		try {
+			reader.configureForwardReader(document, 0, document.getLength(),
+					true, false);
+			int c = reader.read();
+			while (c != -1 && (c == '\r' || c == '\n')) {
+				c = reader.read();
+			}
+			i = reader.getOffset();
+			reader.close();
+		} catch (IOException ex) {
+			i = 0;
+		} finally {
+			try {
+				if (reader != null)
+					reader.close();
+			} catch (IOException ex) {
+				PHPeclipsePlugin.log(ex);
+			}
+		}
+
+		if (i < 0)
+			return source;
+		return source.substring(i);
+	}
+}