+++ /dev/null
-package net.sourceforge.phpeclipse.phpeditor;
-
-/**********************************************************************
- Copyright (c) 2000, 2002 IBM Corp. 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 implementation
- www.phpeclipse.de
- **********************************************************************/
-
-import java.util.ArrayList;
-import java.util.Iterator;
-import java.util.List;
-
-import org.eclipse.core.resources.IMarker;
-import org.eclipse.jface.text.BadLocationException;
-import org.eclipse.jface.text.IDocument;
-import org.eclipse.jface.text.Position;
-import org.eclipse.jface.text.source.IAnnotationHover;
-import org.eclipse.jface.text.source.IAnnotationModel;
-import org.eclipse.jface.text.source.ISourceViewer;
-import org.eclipse.ui.texteditor.MarkerAnnotation;
-
-/**
- * The PHPAnnotationHover provides the hover support for PHP editors.
- */
-
-public class PHPAnnotationHover implements IAnnotationHover {
-
- /*
- * (non-Javadoc) Method declared on IAnnotationHover
- */
- // public String getHoverInfo(ISourceViewer sourceViewer, int lineNumber) {
- // IDocument document= sourceViewer.getDocument();
- //
- // try {
- // IRegion info= document.getLineInformation(lineNumber);
- // return document.get(info.getOffset(), info.getLength());
- // } catch (BadLocationException x) {
- // }
- //
- // return null;
- // }
- //
- static final int MAX_INFO_LENGTH = 80;
-
- /**
- * @see org.eclipse.jface.text.source.IAnnotationHover#getHoverInfo(org.eclipse.jface.text.source.ISourceViewer,
- * int)
- */
-
- public String getHoverInfo(ISourceViewer viewer, int line) {
- String info = null;
- List markers = getMarkersForLine(viewer, line);
- if (markers != null) {
- info = "";
- for (int i = 0; i < markers.size(); i++) {
- IMarker marker = (IMarker) markers.get(i);
- String message = marker.getAttribute(IMarker.MESSAGE,
- (String) null);
- if (message != null && message.trim().length() > 0) {
-
- if (message.length() > MAX_INFO_LENGTH) {
- message = splitMessage(message);
- }
- info += message;
-
- if (i != markers.size() - 1) {
- info += "\n";
- }
- }
- }
- }
- return info;
- }
-
- private String splitMessage(String message) {
- String result = "";
-
- if (message.length() <= MAX_INFO_LENGTH) {
- return message;
- }
-
- String tmpStr = new String(message);
-
- while (tmpStr.length() > MAX_INFO_LENGTH) {
-
- int spacepos = tmpStr.indexOf(" ", MAX_INFO_LENGTH);
-
- if (spacepos != -1) {
- result += tmpStr.substring(0, spacepos) + "\n";
- tmpStr = tmpStr.substring(spacepos);
- } else {
- result += tmpStr.substring(0, MAX_INFO_LENGTH) + "\n";
- tmpStr = tmpStr.substring(MAX_INFO_LENGTH);
- }
-
- }
-
- result += tmpStr;
-
- return result;
- }
-
- /**
- * Returns all markers which includes the ruler's line of activity.
- */
- protected List getMarkersForLine(ISourceViewer aViewer, int aLine) {
- List markers = new ArrayList();
- IAnnotationModel model = aViewer.getAnnotationModel();
- if (model != null) {
- Iterator e = model.getAnnotationIterator();
- while (e.hasNext()) {
- Object o = e.next();
- if (o instanceof MarkerAnnotation) {
- MarkerAnnotation a = (MarkerAnnotation) o;
- if (compareRulerLine(model.getPosition(a), aViewer
- .getDocument(), aLine) != 0) {
- markers.add(a.getMarker());
- }
- }
- }
- }
- return markers;
- }
-
- /**
- * Returns one marker which includes the ruler's line of activity.
- */
- protected IMarker getMarkerForLine(ISourceViewer aViewer, int aLine) {
- IMarker marker = null;
- IAnnotationModel model = aViewer.getAnnotationModel();
- if (model != null) {
- Iterator e = model.getAnnotationIterator();
- while (e.hasNext()) {
- Object o = e.next();
- if (o instanceof MarkerAnnotation) {
- MarkerAnnotation a = (MarkerAnnotation) o;
- if (compareRulerLine(model.getPosition(a), aViewer
- .getDocument(), aLine) != 0) {
- marker = a.getMarker();
- }
- }
- }
- }
- return marker;
- }
-
- /**
- * Returns distance of given line to specified position (1 = same line, 2 =
- * included in given position, 0 = not related).
- */
- protected int compareRulerLine(Position aPosition, IDocument aDocument,
- int aLine) {
- int distance = 0;
- if (aPosition.getOffset() > -1 && aPosition.getLength() > -1) {
- try {
- int markerLine = aDocument.getLineOfOffset(aPosition
- .getOffset());
- if (aLine == markerLine) {
- distance = 1;
- } else if (markerLine <= aLine
- && aLine <= aDocument.getLineOfOffset(aPosition
- .getOffset()
- + aPosition.getLength())) {
- distance = 2;
- }
- } catch (BadLocationException e) {
- }
- }
- return distance;
- }
-}
git://secure.phpeclipse.com / phpeclipse.git / blobdiff