--- /dev/null
+/*******************************************************************************
+ * Copyright (c) 2000, 2005 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * IBM Corporation - initial API and implementation
+ *******************************************************************************/
+package net.sourceforge.phpdt.internal.ui.text.java;
+
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.custom.StyleRange;
+
+import org.eclipse.jface.text.Assert;
+import org.eclipse.jface.text.BadLocationException;
+import org.eclipse.jface.text.IDocument;
+import org.eclipse.jface.text.IRegion;
+import org.eclipse.jface.text.ITextViewer;
+import org.eclipse.jface.text.TextPresentation;
+import org.eclipse.jface.text.contentassist.IContextInformation;
+import org.eclipse.jface.text.contentassist.IContextInformationPresenter;
+import org.eclipse.jface.text.contentassist.IContextInformationValidator;
+
+
+
+public class JavaParameterListValidator implements IContextInformationValidator, IContextInformationPresenter {
+
+ private int fPosition;
+ private ITextViewer fViewer;
+ private IContextInformation fInformation;
+
+ private int fCurrentParameter;
+
+
+
+ public JavaParameterListValidator() {
+ }
+
+ /**
+ * @see IContextInformationValidator#install(IContextInformation, ITextViewer, int)
+ * @see IContextInformationPresenter#install(IContextInformation, ITextViewer, int)
+ */
+ public void install(IContextInformation info, ITextViewer viewer, int documentPosition) {
+ fPosition= documentPosition;
+ fViewer= viewer;
+ fInformation= info;
+
+ fCurrentParameter= -1;
+ }
+
+ private int getCommentEnd(IDocument d, int pos, int end) throws BadLocationException {
+ while (pos < end) {
+ char curr= d.getChar(pos);
+ pos++;
+ if (curr == '*') {
+ if (pos < end && d.getChar(pos) == '/') {
+ return pos + 1;
+ }
+ }
+ }
+ return end;
+ }
+
+ private int getStringEnd(IDocument d, int pos, int end, char ch) throws BadLocationException {
+ while (pos < end) {
+ char curr= d.getChar(pos);
+ pos++;
+ if (curr == '\\') {
+ // ignore escaped characters
+ pos++;
+ } else if (curr == ch) {
+ return pos;
+ }
+ }
+ return end;
+ }
+
+ private int getCharCount(IDocument document, int start, int end, String increments, String decrements, boolean considerNesting) throws BadLocationException {
+
+ Assert.isTrue((increments.length() != 0 || decrements.length() != 0) && !increments.equals(decrements));
+
+ int nestingLevel= 0;
+ int charCount= 0;
+ while (start < end) {
+ char curr= document.getChar(start++);
+ switch (curr) {
+ case '/':
+ if (start < end) {
+ char next= document.getChar(start);
+ if (next == '*') {
+ // a comment starts, advance to the comment end
+ start= getCommentEnd(document, start + 1, end);
+ } else if (next == '/') {
+ // '//'-comment: nothing to do anymore on this line
+ start= end;
+ }
+ }
+ break;
+ case '*':
+ if (start < end) {
+ char next= document.getChar(start);
+ if (next == '/') {
+ // we have been in a comment: forget what we read before
+ charCount= 0;
+ ++ start;
+ }
+ }
+ break;
+ case '"':
+ case '\'':
+ start= getStringEnd(document, start, end, curr);
+ break;
+ default:
+
+ if (considerNesting) {
+
+ if ('(' == curr)
+ ++ nestingLevel;
+ else if (')' == curr)
+ -- nestingLevel;
+
+ if (nestingLevel != 0)
+ break;
+ }
+
+ if (increments.indexOf(curr) >= 0) {
+ ++ charCount;
+ }
+
+ if (decrements.indexOf(curr) >= 0) {
+ -- charCount;
+ }
+ }
+ }
+
+ return charCount;
+ }
+
+ /**
+ * @see IContextInformationValidator#isContextInformationValid(int)
+ */
+ public boolean isContextInformationValid(int position) {
+
+ try {
+ if (position < fPosition)
+ return false;
+
+ IDocument document= fViewer.getDocument();
+ IRegion line= document.getLineInformationOfOffset(fPosition);
+
+ if (position < line.getOffset() || position >= document.getLength())
+ return false;
+
+ return getCharCount(document, fPosition, position, "(<", ")>", false) >= 0; //$NON-NLS-1$//$NON-NLS-2$
+
+ } catch (BadLocationException x) {
+ return false;
+ }
+ }
+
+ /**
+ * @see IContextInformationPresenter#updatePresentation(int, TextPresentation)
+ */
+ public boolean updatePresentation(int position, TextPresentation presentation) {
+
+ int currentParameter= -1;
+
+ try {
+ currentParameter= getCharCount(fViewer.getDocument(), fPosition, position, ",", "", true); //$NON-NLS-1$//$NON-NLS-2$
+ } catch (BadLocationException x) {
+ return false;
+ }
+
+ if (fCurrentParameter != -1) {
+ if (currentParameter == fCurrentParameter)
+ return false;
+ }
+
+ presentation.clear();
+ fCurrentParameter= currentParameter;
+
+ String s= fInformation.getInformationDisplayString();
+ int start= 0;
+ int occurrences= 0;
+ while (occurrences < fCurrentParameter) {
+ int found= s.indexOf(',', start);
+ if (found == -1)
+ break;
+ start= found + 1;
+ ++ occurrences;
+ }
+
+ if (occurrences < fCurrentParameter) {
+ presentation.addStyleRange(new StyleRange(0, s.length(), null, null, SWT.NORMAL));
+ return true;
+ }
+
+ if (start == -1)
+ start= 0;
+
+ int end= s.indexOf(',', start);
+ if (end == -1)
+ end= s.length();
+
+ if (start > 0)
+ presentation.addStyleRange(new StyleRange(0, start, null, null, SWT.NORMAL));
+
+ if (end > start)
+ presentation.addStyleRange(new StyleRange(start, end - start, null, null, SWT.BOLD));
+
+ if (end < s.length())
+ presentation.addStyleRange(new StyleRange(end, s.length() - end, null, null, SWT.NORMAL));
+
+ return true;
+ }
+}
+
import net.sourceforge.phpdt.internal.corext.template.php.JavaContextType;
import net.sourceforge.phpdt.internal.ui.text.PHPCodeReader;
import net.sourceforge.phpdt.internal.ui.text.java.IPHPCompletionProposal;
+import net.sourceforge.phpdt.internal.ui.text.java.JavaParameterListValidator;
import net.sourceforge.phpdt.internal.ui.text.java.PHPCompletionProposalComparator;
import net.sourceforge.phpdt.internal.ui.text.template.BuiltInEngine;
import net.sourceforge.phpdt.internal.ui.text.template.DeclarationEngine;
import org.eclipse.jface.text.IRegion;
import org.eclipse.jface.text.ITextViewer;
import org.eclipse.jface.text.Region;
-import org.eclipse.jface.text.TextPresentation;
import org.eclipse.jface.text.contentassist.ICompletionProposal;
import org.eclipse.jface.text.contentassist.IContentAssistProcessor;
import org.eclipse.jface.text.contentassist.IContextInformation;
import org.eclipse.jface.text.contentassist.IContextInformationExtension;
-import org.eclipse.jface.text.contentassist.IContextInformationPresenter;
import org.eclipse.jface.text.contentassist.IContextInformationValidator;
import org.eclipse.jface.text.templates.TemplateContextType;
import org.eclipse.swt.graphics.Image;
/**
* Simple content assist tip closer. The tip is valid in a range of 5 characters around its popup location.
*/
- protected static class Validator implements IContextInformationValidator, IContextInformationPresenter {
- protected int fInstallOffset;
-
- /*
- * @see IContextInformationValidator#isContextInformationValid(int)
- */
- public boolean isContextInformationValid(int offset) {
- return Math.abs(fInstallOffset - offset) < 5;
- }
-
- /*
- * @see IContextInformationValidator#install(IContextInformation, ITextViewer, int)
- */
- public void install(IContextInformation info, ITextViewer viewer, int offset) {
- fInstallOffset = offset;
- }
-
- /*
- * @see org.eclipse.jface.text.contentassist.IContextInformationPresenter#updatePresentation(int, TextPresentation)
- */
- public boolean updatePresentation(int documentPosition, TextPresentation presentation) {
- return false;
- }
- };
+// protected static class Validator implements IContextInformationValidator, IContextInformationPresenter {
+// protected int fInstallOffset;
+//
+// /*
+// * @see IContextInformationValidator#isContextInformationValid(int)
+// */
+// public boolean isContextInformationValid(int offset) {
+// return Math.abs(fInstallOffset - offset) < 5;
+// }
+//
+// /*
+// * @see IContextInformationValidator#install(IContextInformation, ITextViewer, int)
+// */
+// public void install(IContextInformation info, ITextViewer viewer, int offset) {
+// fInstallOffset = offset;
+// }
+//
+// /*
+// * @see org.eclipse.jface.text.contentassist.IContextInformationPresenter#updatePresentation(int, TextPresentation)
+// */
+// public boolean updatePresentation(int documentPosition, TextPresentation presentation) {
+// return false;
+// }
+// };
private static class ContextInformationWrapper implements IContextInformation, IContextInformationExtension {
private final IContextInformation fContextInformation;
private char[] fProposalAutoActivationSet;
- protected IContextInformationValidator fValidator = new Validator();
+ protected IContextInformationValidator fValidator = null;// = new Validator();
private TemplateEngine fTemplateEngine;
* (non-Javadoc) Method declared on IContentAssistProcessor
*/
public char[] getContextInformationAutoActivationCharacters() {
- return new char[] {};
+ return null;
}
/*
* (non-Javadoc) Method declared on IContentAssistProcessor
*/
public IContextInformationValidator getContextInformationValidator() {
+ if (fValidator == null)
+ fValidator= new JavaParameterListValidator();
return fValidator;
}
git://git.phpeclipse.com / phpeclipse.git / commitdiff