+++ /dev/null
-/**********************************************************************
- 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
- **********************************************************************/
-package net.sourceforge.phpeclipse.phpeditor;
-
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.List;
-
-import net.sourceforge.phpdt.internal.corext.phpdoc.PHPDocUtil;
-import net.sourceforge.phpeclipse.PHPeclipsePlugin;
-import net.sourceforge.phpeclipse.builder.IdentifierIndexManager;
-import net.sourceforge.phpeclipse.builder.PHPIdentifierLocation;
-import net.sourceforge.phpeclipse.phpeditor.php.PHPElement;
-import net.sourceforge.phpeclipse.phpeditor.php.PHPFunction;
-import net.sourceforge.phpeclipse.phpeditor.php.PHPWordExtractor;
-import net.sourceforge.phpeclipse.ui.WebUI;
-
-import org.eclipse.core.resources.IProject;
-import org.eclipse.jface.text.IRegion;
-import org.eclipse.jface.text.ITextHover;
-import org.eclipse.jface.text.ITextViewer;
-import org.eclipse.jface.text.Region;
-import org.eclipse.swt.graphics.Point;
-
-/**
- * Implementation for an <code>ITextHover</code> which hovers over PHP code.
- */
-public class PHPTextHover implements ITextHover {
- private static HashMap functionDescriptions = null;
-
- private static HashMap identDescriptions = null;
-
- /**
- * The current project; maybe <code>null</code> for preference pages
- */
- private IProject fProject;
-
- public PHPTextHover(IProject project) {
- fProject = project;
- }
-
- /*
- * (non-Javadoc) Method declared on ITextHover
- */
- public String getHoverInfo(ITextViewer textViewer, IRegion hoverRegion) {
- if (hoverRegion != null) {
- try {
- if (hoverRegion.getLength() > -1) {
- String word = textViewer.getDocument().get(
- hoverRegion.getOffset(), hoverRegion.getLength());
- if (functionDescriptions == null) {
- functionDescriptions = new HashMap();
- identDescriptions = new HashMap();
- ArrayList syntaxbuffer = PHPSyntaxRdr.getSyntaxData();
- PHPElement elbuffer = null;
- if (syntaxbuffer != null) {
- for (int i = 0; i < syntaxbuffer.size(); i++) {
- elbuffer = (PHPElement) syntaxbuffer.get(i);
- if (elbuffer instanceof PHPFunction) {
- functionDescriptions.put(
- elbuffer.getName(), elbuffer
- .getHoverText());
- } else {
- identDescriptions.put(elbuffer.getName(),
- elbuffer.getHoverText());
- }
- }
- }
- //
- // while ((syntaxbuffer != null)
- // && (!syntaxbuffer.isEmpty() && ((elbuffer =
- // (PHPElement)
- // syntaxbuffer.remove(0)) != null))) {
- // functionDescriptions.put(elbuffer.getName(),
- // elbuffer.getHoverText());
- // }
- }
- String hoverInfo = (String) identDescriptions.get(word);
- if (hoverInfo == null & word.length() > 0) {
- hoverInfo = (String) functionDescriptions.get(word
- .toLowerCase());
- }
- if (hoverInfo == null && fProject != null) {
- // get the possible PHPDoc information from the index
- // file
- IdentifierIndexManager indexManager = WebUI
- .getDefault().getIndexManager(fProject);
- List list = indexManager.getLocations(word);
- if (list.size() > 0) {
- try {
- PHPIdentifierLocation location;
- String filename;
- StringBuffer hoverInfoBuffer = new StringBuffer();
- String workspaceLocation;
- if (fProject != null) {
- workspaceLocation = fProject.getLocation()
- .toString() + '/';
- } else {
- // should never happen?
- workspaceLocation = PHPeclipsePlugin
- .getWorkspace().getRoot()
- .getLocation().toString();
- }
- // boolean foundPHPdoc = false;
- for (int i = 0; i < list.size(); i++) {
- location = (PHPIdentifierLocation) list
- .get(i);
- filename = workspaceLocation
- + location.getFilename();
- PHPDocUtil.appendPHPDoc(hoverInfoBuffer,
- filename, location);
- }
- hoverInfo = hoverInfoBuffer.toString();
- } catch (Throwable e) {
- // ignore exceptions
- e.printStackTrace();
- }
- }
- }
- return hoverInfo;
- }
- // } catch (BadLocationException x) {
- } catch (Exception x) {
- }
- }
- return null;
- // don't show this annoying text
- // return "empty selection";
- }
-
- /*
- * (non-Javadoc) Method declared on ITextHover
- */
- public IRegion getHoverRegion(ITextViewer textViewer, int offset) {
- Point selection = PHPWordExtractor.findWord(textViewer.getDocument(),
- offset);
- // show the extracted word as a tooltip
- if (selection != null && selection.x <= offset
- && offset < selection.x + selection.y)
- return new Region(selection.x, selection.y);
- return new Region(offset, 0);
- }
-}
git://secure.phpeclipse.com / phpeclipse.git / blobdiff