Mercurial > projects > dwt2
diff org.eclipse.jface.text/src/org/eclipse/jface/text/formatter/ContextBasedFormattingStrategy.d @ 12:bc29606a740c
Added dwt-addons in original directory structure of eclipse.org
author | Frank Benoit <benoit@tionex.de> |
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date | Sat, 14 Mar 2009 18:23:29 +0100 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/org.eclipse.jface.text/src/org/eclipse/jface/text/formatter/ContextBasedFormattingStrategy.d Sat Mar 14 18:23:29 2009 +0100 @@ -0,0 +1,99 @@ +/******************************************************************************* + * 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 + * Port to the D programming language: + * Frank Benoit <benoit@tionex.de> + *******************************************************************************/ + + +module org.eclipse.jface.text.formatter.ContextBasedFormattingStrategy; + +import org.eclipse.jface.text.formatter.MultiPassContentFormatter; // packageimport +import org.eclipse.jface.text.formatter.FormattingContext; // packageimport +import org.eclipse.jface.text.formatter.IFormattingStrategy; // packageimport +import org.eclipse.jface.text.formatter.IContentFormatterExtension; // packageimport +import org.eclipse.jface.text.formatter.IFormattingStrategyExtension; // packageimport +import org.eclipse.jface.text.formatter.IContentFormatter; // packageimport +import org.eclipse.jface.text.formatter.FormattingContextProperties; // packageimport +import org.eclipse.jface.text.formatter.ContentFormatter; // packageimport +import org.eclipse.jface.text.formatter.IFormattingContext; // packageimport + +import java.lang.all; +import java.util.LinkedList; +import java.util.Map; +import java.util.Set; + + + +/** + * Formatting strategy for context based content formatting. Retrieves the preferences + * set on the formatting context's {@link FormattingContextProperties#CONTEXT_PREFERENCES} + * property and makes them available to subclasses. + * <p> + * + * @since 3.0 + */ +public abstract class ContextBasedFormattingStrategy : IFormattingStrategy, IFormattingStrategyExtension { + + /** The current preferences for formatting */ + private Map fCurrentPreferences= null; + + /** The list of preferences for initiated the formatting steps */ + private const LinkedList fPreferences; + + this(){ + fPreferences= new LinkedList(); + } + + /* + * @see org.eclipse.jface.text.formatter.IFormattingStrategyExtension#format() + */ + public void format() { + fCurrentPreferences= cast(Map)fPreferences.removeFirst(); + } + + /* + * @see org.eclipse.jface.text.formatter.IFormattingStrategy#format(java.lang.String, bool, java.lang.String, int[]) + */ + public String format(String content, bool start, String indentation, int[] positions) { + return null; + } + + /* + * @see org.eclipse.jface.text.formatter.IFormattingStrategyExtension#formatterStarts(org.eclipse.jface.text.formatter.IFormattingContext) + */ + public void formatterStarts(IFormattingContext context) { + fPreferences.addLast(context.getProperty(stringcast(FormattingContextProperties.CONTEXT_PREFERENCES))); + } + + /* + * @see IFormattingStrategy#formatterStarts(String) + */ + public void formatterStarts(String indentation) { + // Do nothing + } + + /* + * @see org.eclipse.jface.text.formatter.IFormattingStrategyExtension#formatterStops() + */ + public void formatterStops() { + fPreferences.clear(); + + fCurrentPreferences= null; + } + + /** + * Returns the preferences used for the current formatting step. + * + * @return The preferences for the current formatting step + */ + public final Map getPreferences() { + return fCurrentPreferences; + } +}