+++ /dev/null
-/*******************************************************************************
- * Copyright (c) 2000, 2003 IBM Corporation 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 API and implementation
- *******************************************************************************/
-package net.sourceforge.phpdt.internal.ui.text.java;
-
-import net.sourceforge.phpdt.ui.PreferenceConstants;
-//import net.sourceforge.phpeclipse.PHPeclipsePlugin;
-import net.sourceforge.phpeclipse.ui.WebUI;
-
-import org.eclipse.jface.preference.IPreferenceStore;
-import org.eclipse.jface.text.BadLocationException;
-import org.eclipse.jface.text.DefaultIndentLineAutoEditStrategy;
-import org.eclipse.jface.text.DocumentCommand;
-import org.eclipse.jface.text.IDocument;
-import org.eclipse.jface.text.IRegion;
-import org.eclipse.jface.text.ITypedRegion;
-import org.eclipse.jface.text.TextUtilities;
-import org.eclipse.ui.IEditorPart;
-import org.eclipse.ui.IWorkbenchPage;
-import org.eclipse.ui.texteditor.ITextEditorExtension3;
-
-/**
- * Auto indent strategy for java strings
- */
-public class JavaStringAutoIndentStrategyDQ extends
- DefaultIndentLineAutoEditStrategy {
-
- private String fPartitioning;
-
- /**
- * The input string doesn't contain any line delimiter.
- *
- * @param inputString
- * the given input string
- * @return the displayable string.
- */
- private String displayString(String inputString, String indentation,
- String delimiter) {
-
- int length = inputString.length();
- StringBuffer buffer = new StringBuffer(length);
- java.util.StringTokenizer tokenizer = new java.util.StringTokenizer(
- inputString, "\n\r", true); //$NON-NLS-1$
- while (tokenizer.hasMoreTokens()) {
-
- String token = tokenizer.nextToken();
- if (token.equals("\r")) { //$NON-NLS-1$
- buffer.append("\\r"); //$NON-NLS-1$
- if (tokenizer.hasMoreTokens()) {
- token = tokenizer.nextToken();
- if (token.equals("\n")) { //$NON-NLS-1$
- buffer.append("\\n"); //$NON-NLS-1$
- buffer.append("\" . " + delimiter); //$NON-NLS-1$
- buffer.append(indentation);
- buffer.append("\""); //$NON-NLS-1$
- continue;
- } else {
- buffer.append("\" . " + delimiter); //$NON-NLS-1$
- buffer.append(indentation);
- buffer.append("\""); //$NON-NLS-1$
- }
- } else {
- continue;
- }
- } else if (token.equals("\n")) { //$NON-NLS-1$
- buffer.append("\\n"); //$NON-NLS-1$
- buffer.append("\" . " + delimiter); //$NON-NLS-1$
- buffer.append(indentation);
- buffer.append("\""); //$NON-NLS-1$
- continue;
- }
-
- StringBuffer tokenBuffer = new StringBuffer();
- for (int i = 0; i < token.length(); i++) {
- char c = token.charAt(i);
- switch (c) {
- case '\r':
- tokenBuffer.append("\\r"); //$NON-NLS-1$
- break;
- case '\n':
- tokenBuffer.append("\\n"); //$NON-NLS-1$
- break;
- case '\b':
- tokenBuffer.append("\\b"); //$NON-NLS-1$
- break;
- case '\t':
- // keep tabs verbatim
- tokenBuffer.append("\t"); //$NON-NLS-1$
- break;
- case '\f':
- tokenBuffer.append("\\f"); //$NON-NLS-1$
- break;
- case '\"':
- tokenBuffer.append("\\\""); //$NON-NLS-1$
- break;
- case '\'':
- tokenBuffer.append("\\'"); //$NON-NLS-1$
- break;
- case '\\':
- tokenBuffer.append("\\\\"); //$NON-NLS-1$
- break;
- default:
- tokenBuffer.append(c);
- }
- }
- buffer.append(tokenBuffer);
- }
- return buffer.toString();
- }
-
- /**
- * Creates a new Java string auto indent strategy for the given document
- * partitioning.
- *
- * @param partitioning
- * the document partitioning
- */
- public JavaStringAutoIndentStrategyDQ(String partitioning) {
- super();
- fPartitioning = partitioning;
- }
-
- private boolean isLineDelimiter(IDocument document, String text) {
- String[] delimiters = document.getLegalLineDelimiters();
- if (delimiters != null)
- return TextUtilities.equals(delimiters, text) > -1;
- return false;
- }
-
- private String getLineIndentation(IDocument document, int offset)
- throws BadLocationException {
-
- // find start of line
- int adjustedOffset = (offset == document.getLength() ? offset - 1
- : offset);
- IRegion line = document.getLineInformationOfOffset(adjustedOffset);
- int start = line.getOffset();
-
- // find white spaces
- int end = findEndOfWhiteSpace(document, start, offset);
-
- return document.get(start, end - start);
- }
-
- private String getModifiedText(String string, String indentation,
- String delimiter) throws BadLocationException {
- return displayString(string, indentation, delimiter);
- }
-
- private void javaStringIndentAfterNewLine(IDocument document,
- DocumentCommand command) throws BadLocationException {
-
- ITypedRegion partition = TextUtilities.getPartition(document,
- fPartitioning, command.offset, false);
- int offset = partition.getOffset();
- int length = partition.getLength();
-
- if (command.offset == offset) {
- // we are really just before the string partition -> feet the event
- // through the java indenter
- // new
- // JavaAutoIndentStrategy(fPartitioning).customizeDocumentCommand(document,
- // command);
- return;
- }
-
- if (command.offset == offset + length
- && document.getChar(offset + length - 1) == '\"')
- return;
-
- String indentation = getLineIndentation(document, command.offset);
- String delimiter = TextUtilities.getDefaultLineDelimiter(document);
-
- IRegion line = document.getLineInformationOfOffset(offset);
- String string = document.get(line.getOffset(), offset
- - line.getOffset());
- if (string.trim().length() != 0)
- indentation += String.valueOf("\t\t"); //$NON-NLS-1$
-
- IPreferenceStore preferenceStore = WebUI.getDefault()
- .getPreferenceStore();
- if (isLineDelimiter(document, command.text))
- command.text = "\" ." + command.text + indentation + "\""; //$NON-NLS-1$//$NON-NLS-2$
- else if (command.text.length() > 1
- && preferenceStore
- .getBoolean(PreferenceConstants.EDITOR_ESCAPE_STRINGS_DQ))
- command.text = getModifiedText(command.text, indentation, delimiter);
- }
-
- private boolean isSmartMode() {
- IWorkbenchPage page = WebUI.getActivePage();
- if (page != null) {
- IEditorPart part = page.getActiveEditor();
- if (part instanceof ITextEditorExtension3) {
- ITextEditorExtension3 extension = (ITextEditorExtension3) part;
- return extension.getInsertMode() == ITextEditorExtension3.SMART_INSERT;
- }
- }
- return false;
- }
-
- /*
- * @see org.eclipse.jface.text.IAutoIndentStrategy#customizeDocumentCommand(IDocument,
- * DocumentCommand)
- */
- public void customizeDocumentCommand(IDocument document,
- DocumentCommand command) {
- try {
- if (command.length != 0 || command.text == null)
- return;
-
- IPreferenceStore preferenceStore = WebUI.getDefault()
- .getPreferenceStore();
-
- if (preferenceStore
- .getBoolean(PreferenceConstants.EDITOR_WRAP_STRINGS_DQ)
- && isSmartMode())
- javaStringIndentAfterNewLine(document, command);
-
- } catch (BadLocationException e) {
- }
- }
-}
git://secure.phpeclipse.com / phpeclipse.git / blobdiff