| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| */ |
| |
| package org.apache.directory.studio.ldapbrowser.common.filtereditor; |
| |
| |
| import org.apache.directory.studio.common.ui.CommonUIConstants; |
| import org.apache.directory.studio.common.ui.CommonUIPlugin; |
| import org.apache.directory.studio.ldapbrowser.core.model.filter.parser.LdapFilterParser; |
| import org.apache.directory.studio.ldapbrowser.core.model.filter.parser.LdapFilterToken; |
| import org.eclipse.jface.text.DocumentEvent; |
| import org.eclipse.jface.text.IDocument; |
| import org.eclipse.jface.text.IRegion; |
| import org.eclipse.jface.text.ITypedRegion; |
| import org.eclipse.jface.text.TextAttribute; |
| import org.eclipse.jface.text.TextPresentation; |
| import org.eclipse.jface.text.presentation.IPresentationDamager; |
| import org.eclipse.jface.text.presentation.IPresentationRepairer; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.custom.StyleRange; |
| import org.eclipse.swt.graphics.Color; |
| |
| |
| /** |
| * The FilterDamagerRepairer is used for syntax highlighting. |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| public class FilterDamagerRepairer implements IPresentationDamager, IPresentationRepairer |
| { |
| |
| /** The filter parser. */ |
| private LdapFilterParser parser; |
| |
| /** The document. */ |
| private IDocument document; |
| |
| |
| /** |
| * Creates a new instance of FilterDamagerRepairer. |
| * |
| * @param parser the filter parser |
| */ |
| public FilterDamagerRepairer( LdapFilterParser parser ) |
| { |
| this.parser = parser; |
| this.document = null; |
| } |
| |
| |
| /** |
| * @see org.eclipse.jface.text.presentation.IPresentationDamager#setDocument(org.eclipse.jface.text.IDocument) |
| */ |
| public void setDocument( IDocument document ) |
| { |
| this.document = document; |
| } |
| |
| |
| /** |
| * @see org.eclipse.jface.text.presentation.IPresentationDamager#getDamageRegion(org.eclipse.jface.text.ITypedRegion, org.eclipse.jface.text.DocumentEvent, boolean) |
| */ |
| public IRegion getDamageRegion( ITypedRegion partition, DocumentEvent event, boolean documentPartitioningChanged ) |
| { |
| return partition; |
| } |
| |
| |
| /** |
| * @see org.eclipse.jface.text.presentation.IPresentationRepairer#createPresentation(org.eclipse.jface.text.TextPresentation, org.eclipse.jface.text.ITypedRegion) |
| */ |
| public void createPresentation( TextPresentation presentation, ITypedRegion damage ) |
| { |
| TextAttribute DEFAULT_TEXT_ATTRIBUTE = new TextAttribute( getColor(CommonUIConstants.DEFAULT_COLOR) ); |
| TextAttribute AND_OR_NOT_TEXT_ATTRIBUTE = new TextAttribute( getColor(CommonUIConstants.KEYWORD_1_COLOR), null, SWT.BOLD ); |
| TextAttribute ATTRIBUTE_TEXT_ATTRIBUTE = new TextAttribute( getColor(CommonUIConstants.ATTRIBUTE_TYPE_COLOR) ); |
| TextAttribute FILTER_TYPE_TEXT_ATTRIBUTE = new TextAttribute( getColor(CommonUIConstants.SEPARATOR_COLOR), null, SWT.BOLD ); |
| TextAttribute VALUE_TEXT_ATTRIBUTE = new TextAttribute( getColor(CommonUIConstants.VALUE_COLOR) ); |
| TextAttribute PARENTHESIS_TEXT_ATTRIBUTE = new TextAttribute( getColor(CommonUIConstants.DEFAULT_COLOR), null, SWT.BOLD ); |
| |
| // parse the filter |
| parser.parse( this.document.get() ); |
| |
| // get tokens |
| LdapFilterToken[] tokens = parser.getModel().getTokens(); |
| |
| // syntax highlighting |
| for ( int i = 0; i < tokens.length; i++ ) |
| { |
| switch ( tokens[i].getType() ) |
| { |
| case LdapFilterToken.LPAR: |
| case LdapFilterToken.RPAR: |
| this.addStyleRange( presentation, tokens[i], PARENTHESIS_TEXT_ATTRIBUTE ); |
| break; |
| case LdapFilterToken.AND: |
| case LdapFilterToken.OR: |
| case LdapFilterToken.NOT: |
| this.addStyleRange( presentation, tokens[i], AND_OR_NOT_TEXT_ATTRIBUTE ); |
| break; |
| case LdapFilterToken.EQUAL: |
| case LdapFilterToken.GREATER: |
| case LdapFilterToken.LESS: |
| case LdapFilterToken.APROX: |
| case LdapFilterToken.PRESENT: |
| case LdapFilterToken.SUBSTRING: |
| case LdapFilterToken.EXTENSIBLE_DNATTR_COLON: |
| case LdapFilterToken.EXTENSIBLE_MATCHINGRULEOID_COLON: |
| case LdapFilterToken.EXTENSIBLE_EQUALS_COLON: |
| this.addStyleRange( presentation, tokens[i], FILTER_TYPE_TEXT_ATTRIBUTE ); |
| break; |
| case LdapFilterToken.ATTRIBUTE: |
| case LdapFilterToken.EXTENSIBLE_ATTRIBUTE: |
| case LdapFilterToken.EXTENSIBLE_DNATTR: |
| case LdapFilterToken.EXTENSIBLE_MATCHINGRULEOID: |
| this.addStyleRange( presentation, tokens[i], ATTRIBUTE_TEXT_ATTRIBUTE ); |
| break; |
| case LdapFilterToken.VALUE: |
| this.addStyleRange( presentation, tokens[i], VALUE_TEXT_ATTRIBUTE ); |
| break; |
| default: |
| this.addStyleRange( presentation, tokens[i], DEFAULT_TEXT_ATTRIBUTE ); |
| } |
| } |
| } |
| |
| |
| private Color getColor( String name ) |
| { |
| return CommonUIPlugin.getDefault().getColor( name ); |
| } |
| |
| |
| /** |
| * Adds the style range. |
| * |
| * @param presentation the presentation |
| * @param textAttribute the text attribute |
| * @param token the token |
| */ |
| private void addStyleRange( TextPresentation presentation, LdapFilterToken token, TextAttribute textAttribute ) |
| { |
| if ( token.getLength() > 0 ) |
| { |
| StyleRange range = new StyleRange( token.getOffset(), token.getLength(), textAttribute.getForeground(), |
| textAttribute.getBackground(), textAttribute.getStyle() ); |
| presentation.addStyleRange( range ); |
| } |
| } |
| |
| } |