diff options
Diffstat (limited to 'bundles/org.eclipse.wst.css.core/src/org/eclipse/wst/css/core/internal/formatter/AbstractCSSSourceFormatter.java')
| -rw-r--r-- | bundles/org.eclipse.wst.css.core/src/org/eclipse/wst/css/core/internal/formatter/AbstractCSSSourceFormatter.java | 981 |
1 files changed, 0 insertions, 981 deletions
diff --git a/bundles/org.eclipse.wst.css.core/src/org/eclipse/wst/css/core/internal/formatter/AbstractCSSSourceFormatter.java b/bundles/org.eclipse.wst.css.core/src/org/eclipse/wst/css/core/internal/formatter/AbstractCSSSourceFormatter.java deleted file mode 100644 index 2ee8423f20..0000000000 --- a/bundles/org.eclipse.wst.css.core/src/org/eclipse/wst/css/core/internal/formatter/AbstractCSSSourceFormatter.java +++ /dev/null @@ -1,981 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2004 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 org.eclipse.wst.css.core.internal.formatter; - -import java.util.ArrayList; -import java.util.Iterator; - -import org.eclipse.core.runtime.Preferences; -import org.eclipse.jface.text.DefaultLineTracker; -import org.eclipse.jface.text.IRegion; -import org.eclipse.jface.text.TextUtilities; -import org.eclipse.wst.css.core.internal.CSSCorePlugin; -import org.eclipse.wst.css.core.internal.cleanup.CSSCleanupStrategy; -import org.eclipse.wst.css.core.internal.cleanup.CSSCleanupStrategyImpl; -import org.eclipse.wst.css.core.internal.parserz.CSSRegionContexts; -import org.eclipse.wst.css.core.internal.preferences.CSSCorePreferenceNames; -import org.eclipse.wst.css.core.internal.provisional.document.ICSSAttr; -import org.eclipse.wst.css.core.internal.provisional.document.ICSSDocument; -import org.eclipse.wst.css.core.internal.provisional.document.ICSSModel; -import org.eclipse.wst.css.core.internal.provisional.document.ICSSNode; -import org.eclipse.wst.css.core.internal.provisional.document.ICSSStyleDeclItem; -import org.eclipse.wst.css.core.internal.provisional.document.ICSSStyleDeclaration; -import org.eclipse.wst.css.core.internal.provisional.document.ICSSStyleSheet; -import org.eclipse.wst.css.core.internal.util.CSSLinkConverter; -import org.eclipse.wst.css.core.internal.util.CSSUtil; -import org.eclipse.wst.css.core.internal.util.RegionIterator; -import org.eclipse.wst.sse.core.internal.provisional.INodeNotifier; -import org.eclipse.wst.sse.core.internal.provisional.IndexedRegion; -import org.eclipse.wst.sse.core.internal.provisional.text.IStructuredDocument; -import org.eclipse.wst.sse.core.internal.provisional.text.IStructuredDocumentRegion; -import org.eclipse.wst.sse.core.internal.provisional.text.ITextRegion; -import org.eclipse.wst.sse.core.internal.provisional.text.ITextRegionList; -import org.eclipse.wst.sse.core.internal.util.Assert; - -/** - * - */ -public abstract class AbstractCSSSourceFormatter implements CSSSourceGenerator { - - protected final static short GENERATE = 0; - protected final static short FORMAT = 1; - protected final static short CLEANUP = 2; - protected static short strategy; - - /** - * - */ - AbstractCSSSourceFormatter() { - super(); - } - - /** - * - */ - protected void appendDelimBefore(ICSSNode node, CompoundRegion toAppend, StringBuffer source) { - if (node == null || source == null) - return; - if (isCleanup() && !getCleanupStrategy(node).isFormatSource()) - return; // for not formatting case on cleanup action - String delim = getLineDelimiter(node); - - boolean needIndent = !(node instanceof ICSSStyleSheet); - if (toAppend == null) { - source.append(delim); - source.append(getIndent(node)); - if (needIndent) - source.append(getIndentString()); - } - else { - String type = toAppend.getType(); - if (type == CSSRegionContexts.CSS_COMMENT) { - RegionIterator it = new RegionIterator(toAppend.getDocumentRegion(), toAppend.getTextRegion()); - it.prev(); - ITextRegion prev = it.prev(); - if (prev == null || (prev.getType() == CSSRegionContexts.CSS_S && TextUtilities.indexOf(DefaultLineTracker.DELIMITERS, it.getStructuredDocumentRegion().getText(prev), 0)[0] >= 0)) { - source.append(delim); - source.append(getIndent(node)); - if (needIndent) - source.append(getIndentString()); - } - else { - appendSpaceBefore(node, toAppend.getText(), source); - } - } - else if (type == CSSRegionContexts.CSS_DELIMITER || type == CSSRegionContexts.CSS_DECLARATION_DELIMITER) { - RegionIterator it = new RegionIterator(toAppend.getDocumentRegion(), toAppend.getTextRegion()); - it.prev(); - ITextRegion prev = it.prev(); - - Preferences preferences = CSSCorePlugin.getDefault().getPluginPreferences(); - - if (prev.getType() == CSSRegionContexts.CSS_S && TextUtilities.indexOf(DefaultLineTracker.DELIMITERS, it.getStructuredDocumentRegion().getText(prev), 0)[0] >= 0) { - source.append(delim); - source.append(getIndent(node)); - if (needIndent) - source.append(getIndentString()); - } - else if (preferences.getInt(CSSCorePreferenceNames.LINE_WIDTH) > 0 && (!preferences.getBoolean(CSSCorePreferenceNames.WRAPPING_PROHIBIT_WRAP_ON_ATTR) || node.getOwnerDocument().getNodeType() != ICSSNode.STYLEDECLARATION_NODE)) { - int length = getLastLineLength(node, source); - int append = 1; - if (length + append > preferences.getInt(CSSCorePreferenceNames.LINE_WIDTH)) { - source.append(getLineDelimiter(node)); - source.append(getIndent(node)); - if (needIndent) - source.append(getIndentString()); - } - } - } - else if (type == CSSRegionContexts.CSS_RBRACE || type == CSSRegionContexts.CSS_LBRACE) { - source.append(delim); - source.append(getIndent(node)); - } - else { - source.append(delim); - source.append(getIndent(node)); - if (needIndent) - source.append(getIndentString()); - } - } - } - - /** - * - */ - protected void appendSpaceBefore(ICSSNode node, CompoundRegion toAppend, StringBuffer source) { - if (node == null || toAppend == null || source == null) - return; - if (isCleanup() && !getCleanupStrategy(node).isFormatSource()) - return; // for not formatting case on cleanup action - String type = toAppend.getType(); - - Preferences preferences = CSSCorePlugin.getDefault().getPluginPreferences(); - - boolean needIndent = !(node instanceof ICSSStyleSheet); - if (type == CSSRegionContexts.CSS_COMMENT) { - // check whether previous region is 'S' and has CR-LF - String delim = getLineDelimiter(node); - RegionIterator it = new RegionIterator(toAppend.getDocumentRegion(), toAppend.getTextRegion()); - it.prev(); - ITextRegion prev = it.prev(); - if (prev.getType() == CSSRegionContexts.CSS_S && TextUtilities.indexOf(DefaultLineTracker.DELIMITERS, it.getStructuredDocumentRegion().getText(prev), 0)[0] >= 0) { - source.append(delim); - source.append(getIndent(node)); - if (needIndent) - source.append(getIndentString()); - } - else { - appendSpaceBefore(node, toAppend.getText(), source); - } - } - else if (type == CSSRegionContexts.CSS_LBRACE && preferences.getBoolean(CSSCorePreferenceNames.WRAPPING_NEWLINE_ON_OPEN_BRACE)) { - String delim = getLineDelimiter(node); - source.append(delim); - source.append(getIndent(node)); - // } else if (type == CSSRegionContexts.CSS_CURLY_BRACE_CLOSE) { - // } else if (type == CSSRegionContexts.CSS_INCLUDES || type == - // CSSRegionContexts.CSS_DASHMATCH) { - } - else if (type == CSSRegionContexts.CSS_DECLARATION_SEPARATOR && node instanceof ICSSStyleDeclItem) { - int n = preferences.getInt(CSSCorePreferenceNames.FORMAT_PROP_PRE_DELIM); - if (preferences.getInt(CSSCorePreferenceNames.LINE_WIDTH) > 0 && (!preferences.getBoolean(CSSCorePreferenceNames.WRAPPING_PROHIBIT_WRAP_ON_ATTR) || node.getOwnerDocument().getNodeType() != ICSSNode.STYLEDECLARATION_NODE)) { - int length = getLastLineLength(node, source); - int append = 1; - if (length + n + append > preferences.getInt(CSSCorePreferenceNames.LINE_WIDTH)) { - source.append(getLineDelimiter(node)); - source.append(getIndent(node)); - if (needIndent) - source.append(getIndentString()); - n = 0; // no space is necessary - } - } - // no delimiter case - while (n-- > 0) - source.append(" ");//$NON-NLS-1$ - } - else if (type == CSSRegionContexts.CSS_DECLARATION_DELIMITER || type == CSSRegionContexts.CSS_DECLARATION_VALUE_OPERATOR || type == CSSRegionContexts.CSS_DECLARATION_VALUE_PARENTHESIS_CLOSE) { - if (preferences.getInt(CSSCorePreferenceNames.LINE_WIDTH) > 0 && (!preferences.getBoolean(CSSCorePreferenceNames.WRAPPING_PROHIBIT_WRAP_ON_ATTR) || node.getOwnerDocument().getNodeType() != ICSSNode.STYLEDECLARATION_NODE)) { - int length = getLastLineLength(node, source); - int append = 1; - if (length + append > preferences.getInt(CSSCorePreferenceNames.LINE_WIDTH)) { - source.append(getLineDelimiter(node)); - source.append(getIndent(node)); - if (needIndent) - source.append(getIndentString()); - } - } - } - else if (CSSRegionContexts.CSS_FOREIGN_ELEMENT == type) { - return; - } - else - appendSpaceBefore(node, toAppend.getText(), source); - } - - /** - * - */ - protected void appendSpaceBefore(ICSSNode node, String toAppend, StringBuffer source) { - if (node == null || source == null) - return; - if (isCleanup() && !getCleanupStrategy(node).isFormatSource()) - return; // for not formatting case on cleanup action - - Preferences preferences = CSSCorePlugin.getDefault().getPluginPreferences(); - if (toAppend != null && toAppend.startsWith("{") && preferences.getBoolean(CSSCorePreferenceNames.WRAPPING_NEWLINE_ON_OPEN_BRACE)) {//$NON-NLS-1$ - source.append(getLineDelimiter(node)); - source.append(getIndent(node)); - return; - } - else if (/* ! mgr.isOnePropertyPerLine() && */preferences.getInt(CSSCorePreferenceNames.LINE_WIDTH) > 0 && (!preferences.getBoolean(CSSCorePreferenceNames.WRAPPING_PROHIBIT_WRAP_ON_ATTR) || node.getOwnerDocument().getNodeType() != ICSSNode.STYLEDECLARATION_NODE)) { - int n = getLastLineLength(node, source); - int append = (toAppend != null) ? TextUtilities.indexOf(DefaultLineTracker.DELIMITERS, toAppend, 0)[0] : 0; - if (toAppend != null) - append = (append < 0) ? toAppend.length() : append; - if (n + append + 1 > preferences.getInt(CSSCorePreferenceNames.LINE_WIDTH)) { - source.append(getLineDelimiter(node)); - source.append(getIndent(node)); - source.append(getIndentString()); - return; - } - } - source.append(" ");//$NON-NLS-1$ - } - - /** - * - */ - public final StringBuffer cleanup(ICSSNode node) { - short oldStrategy = strategy; - strategy = CLEANUP; - StringBuffer source = formatProc(node); - strategy = oldStrategy; - - return source; - } - - /** - * - */ - public final StringBuffer cleanup(ICSSNode node, IRegion region) { - short oldStrategy = strategy; - strategy = CLEANUP; - StringBuffer source = formatProc(node, region); - strategy = oldStrategy; - - return source; - } - - /** - * - */ - protected String decoratedIdentRegion(CompoundRegion region, CSSCleanupStrategy stgy) { - if (isFormat()) - return region.getText(); - - String text = region.getText(); - if (region.getType() == CSSRegionContexts.CSS_STRING || region.getType() == CSSRegionContexts.CSS_URI) - return decoratedRegion(region, 0, stgy); - - if (isCleanup()) { - if (stgy.getIdentCase() == CSSCleanupStrategy.ASIS || region.getType() == CSSRegionContexts.CSS_COMMENT) - return text; - else if (stgy.getIdentCase() == CSSCleanupStrategy.UPPER) - return text.toUpperCase(); - else - return text.toLowerCase(); - } - - Preferences preferences = CSSCorePlugin.getDefault().getPluginPreferences(); - if (region.getType() == CSSRegionContexts.CSS_COMMENT) - return text; - else if (preferences.getInt(CSSCorePreferenceNames.CASE_IDENTIFIER) == CSSCorePreferenceNames.UPPER) - return text.toUpperCase(); - else - return text.toLowerCase(); - } - - /** - * - */ - protected String decoratedPropNameRegion(CompoundRegion region, CSSCleanupStrategy stgy) { - if (isFormat()) - return region.getText(); - - String text = region.getText(); - if (region.getType() == CSSRegionContexts.CSS_STRING || region.getType() == CSSRegionContexts.CSS_URI) - return decoratedRegion(region, 1, stgy); - if (isCleanup()) { - if (stgy.getPropNameCase() == CSSCleanupStrategy.ASIS || region.getType() != CSSRegionContexts.CSS_DECLARATION_PROPERTY) - return text; - else if (stgy.getPropNameCase() == CSSCleanupStrategy.UPPER) - return text.toUpperCase(); - else - return text.toLowerCase(); - } - Preferences preferences = CSSCorePlugin.getDefault().getPluginPreferences(); - - if (region.getType() != CSSRegionContexts.CSS_DECLARATION_PROPERTY) - return text; - else if (preferences.getInt(CSSCorePreferenceNames.CASE_PROPERTY_NAME) == CSSCorePreferenceNames.UPPER) - return text.toUpperCase(); - else - return text.toLowerCase(); - } - - /** - * - */ - protected String decoratedPropValueRegion(CompoundRegion region, CSSCleanupStrategy stgy) { - if (isFormat()) - return region.getText(); - - String text = region.getText(); - String type = region.getType(); - if (type == CSSRegionContexts.CSS_STRING || type == CSSRegionContexts.CSS_URI) - return decoratedRegion(region, 2, stgy); - if (isCleanup()) { - if (stgy.getPropValueCase() != CSSCleanupStrategy.ASIS) { - if (type == CSSRegionContexts.CSS_COMMENT) { - } - else { - if (stgy.getPropValueCase() == CSSCleanupStrategy.UPPER) - text = text.toUpperCase(); - else - text = text.toLowerCase(); - } - } - } - return text; - } - - /** - * - */ - protected String decoratedRegion(CompoundRegion region, int type, CSSCleanupStrategy stgy) { - if (isFormat()) - return region.getText(); - - Preferences preferences = CSSCorePlugin.getDefault().getPluginPreferences(); - String text = region.getText(); - if (region.getType() == CSSRegionContexts.CSS_URI) { - String uri = CSSLinkConverter.stripFunc(text); - - boolean prefIsUpper = preferences.getInt(CSSCorePreferenceNames.CASE_IDENTIFIER) == CSSCorePreferenceNames.UPPER; - boolean upper = (type == 0) ? prefIsUpper : ((type == 1) ? preferences.getInt(CSSCorePreferenceNames.CASE_PROPERTY_NAME) == CSSCorePreferenceNames.UPPER : preferences.getInt(CSSCorePreferenceNames.CASE_PROPERTY_VALUE) == CSSCorePreferenceNames.UPPER); - String func = text.substring(0, 4); - if (isCleanup()) { - upper = ((type == 0) ? stgy.getIdentCase() : ((type == 1) ? stgy.getPropNameCase() : stgy.getPropValueCase())) == CSSCleanupStrategy.UPPER; - func = ((type == 0) ? stgy.getIdentCase() : ((type == 1) ? stgy.getPropNameCase() : stgy.getPropValueCase())) == CSSCleanupStrategy.ASIS ? text.substring(0, 4) : (upper ? "URL(" : "url(");//$NON-NLS-2$//$NON-NLS-1$ - } - if ((!isCleanup() && preferences.getBoolean(CSSCorePreferenceNames.FORMAT_QUOTE_IN_URI)) || (isCleanup() && stgy.isQuoteValues())) { - String quote = preferences.getString(CSSCorePreferenceNames.FORMAT_QUOTE); - quote = CSSUtil.detectQuote(uri, quote); - text = func + quote + uri + quote + ")";//$NON-NLS-1$ - } - else if (isCleanup() && !stgy.isQuoteValues()) { - text = func + CSSLinkConverter.removeFunc(text) + ")";//$NON-NLS-1$ - } - else { - text = func + uri + ")";//$NON-NLS-1$ - } - } - else if (region.getType() == CSSRegionContexts.CSS_STRING && (!isCleanup() || stgy.isQuoteValues())) { - String quote = preferences.getString(CSSCorePreferenceNames.FORMAT_QUOTE); - // begginning - if (!text.startsWith(quote)) { - if (text.startsWith("\"") || text.startsWith("\'")) //$NON-NLS-1$ //$NON-NLS-2$ - text = quote + text.substring(1); - else - text = quote + text; - } - // ending - if (!text.endsWith(quote)) { - if (text.endsWith("\"") || text.endsWith("\'")) //$NON-NLS-1$ //$NON-NLS-2$ - text = text.substring(0, text.length() - 1) + quote; - else - text = text + quote; - } - } - return text; - } - - /** - * - */ - public final StringBuffer format(ICSSNode node) { - short oldStrategy = strategy; - strategy = FORMAT; - StringBuffer source = formatProc(node); - strategy = oldStrategy; - - return source; - } - - /** - * - */ - public final StringBuffer format(ICSSNode node, IRegion region) { - short oldStrategy = strategy; - strategy = FORMAT; - StringBuffer source = formatProc(node, region); - strategy = oldStrategy; - - return source; - } - - /** - * - */ - public StringBuffer formatAttrChanged(ICSSNode node, ICSSAttr attr, boolean insert, AttrChangeContext context) { - return new StringBuffer(insert && (attr != null) ? attr.getValue() : "");//$NON-NLS-1$ - } - - /** - * Generate or format source between children('child' and its previous - * sibling) and append to string buffer - */ - abstract protected void formatBefore(ICSSNode node, ICSSNode child, String toAppend, StringBuffer source, IRegion exceptFor); - - /** - * Generate or format source between children('child' and its previous - * sibling) and append to string buffer - */ - public final StringBuffer formatBefore(ICSSNode node, ICSSNode child, IRegion exceptFor) { - Assert.isTrue(child == null || child.getParentNode() == node); - StringBuffer buf = new StringBuffer(); - formatBefore(node, child, /* (child != null) ? (child.getCssText()) : */"", buf, exceptFor);//$NON-NLS-1$ - return buf; - } - - /** - * Generate or format source between children('child' and its previous - * sibling) and append to string buffer - */ - protected abstract void formatBefore(ICSSNode node, ICSSNode child, IRegion region, String toAppend, StringBuffer source); - - /** - * - */ - protected final void formatChildren(ICSSNode node, StringBuffer source) { - ICSSNode child = node.getFirstChild(); - boolean first = true; - while (child != null) { - // append child - CSSSourceFormatter formatter = (CSSSourceFormatter) ((INodeNotifier) child).getAdapterFor(CSSSourceFormatter.class); - if (formatter == null) { - formatter = CSSSourceFormatterFactory.getInstance().getSourceFormatter((INodeNotifier) child); - } - StringBuffer childSource = ((AbstractCSSSourceFormatter) formatter).formatProc(child); - if (!first) { - formatBefore(node, child, new String(childSource), source, null); - } - source.append(childSource); - // append between children - child = child.getNextSibling(); - first = false; - } - } - - /** - * - */ - protected final void formatChildren(ICSSNode node, IRegion region, StringBuffer source) { - ICSSNode child = node.getFirstChild(); - int start = region.getOffset(); - int end = region.getOffset() + region.getLength(); - boolean first = true; - while (child != null) { - int curEnd = ((IndexedRegion) child).getEndOffset(); - StringBuffer childSource = null; - boolean toFinish = false; - if (start < curEnd) { - int curStart = ((IndexedRegion) child).getStartOffset(); - if (curStart < end) { - // append child - CSSSourceFormatter formatter = (CSSSourceFormatter) ((INodeNotifier) child).getAdapterFor(CSSSourceFormatter.class); - if (formatter == null) { - formatter = CSSSourceFormatterFactory.getInstance().getSourceFormatter((INodeNotifier) child); - } - if (includes(region, curStart, curEnd)) - childSource = ((AbstractCSSSourceFormatter) formatter).formatProc(child); - else - childSource = ((AbstractCSSSourceFormatter) formatter).formatProc(child, overlappedRegion(region, curStart, curEnd)); - } - else - toFinish = true; - } - // append between children - if (!first) { - curEnd = ((IndexedRegion) child).getStartOffset(); // change - // only - // start - if (start < curEnd) { - int curStart = ((IndexedRegion) child.getPreviousSibling()).getEndOffset(); - if (curStart < end) { - String toAppend = (childSource != null) ? new String(childSource) : "";//$NON-NLS-1$ - if (includes(region, curStart, curEnd)) - formatBefore(node, child, toAppend, source, null); - else - formatBefore(node, child, overlappedRegion(region, curStart, curEnd), toAppend, source); - } - } - } - if (childSource != null) { - source.append(childSource); - } - first = false; - if (toFinish) - break; - child = child.getNextSibling(); - } - } - - /** - * Generate or format source after the last child and append to string - * buffer - */ - protected abstract void formatPost(ICSSNode node, StringBuffer source); - - /** - * Generate or format source after the last child and append to string - * buffer - */ - protected abstract void formatPost(ICSSNode node, IRegion region, StringBuffer source); - - /** - * Generate or format source before the first child and append to string - * buffer - */ - protected abstract void formatPre(ICSSNode node, StringBuffer source); - - /** - * Generate or format source before the first child and append to string - * buffer - */ - abstract protected void formatPre(ICSSNode node, IRegion region, StringBuffer source); - - /** - * - * @return java.lang.StringBuffer - * @param node - * org.eclipse.wst.css.core.model.interfaces.ICSSNode - */ - protected final StringBuffer formatProc(ICSSNode node) { - StringBuffer source = new StringBuffer(); - formatPre(node, source); - formatChildren(node, source); - formatPost(node, source); - return source; - } - - /** - * - * @return java.lang.StringBuffer - * @param node - * org.eclipse.wst.css.core.model.interfaces.ICSSNode - * @param region - * org.eclipse.jface.text.IRegion - */ - protected final StringBuffer formatProc(ICSSNode node, IRegion region) { - StringBuffer source = new StringBuffer(); - int curStart = ((IndexedRegion) node).getStartOffset(); - int curEnd = ((IndexedRegion) node).getEndOffset(); - if (node.getChildNodes().getLength() > 0) { - curEnd = ((IndexedRegion) node.getFirstChild()).getStartOffset(); - if (overlaps(region, curStart, curEnd)) { - if (includes(region, curStart, curEnd)) - formatPre(node, source); - else - formatPre(node, overlappedRegion(region, curStart, curEnd), source); - } - curStart = curEnd; - curEnd = ((IndexedRegion) node.getLastChild()).getEndOffset(); - if (overlaps(region, curStart, curEnd)) { - if (includes(region, curStart, curEnd)) - formatChildren(node, source); - else - formatChildren(node, overlappedRegion(region, curStart, curEnd), source); - } - curStart = curEnd; - curEnd = ((IndexedRegion) node).getEndOffset(); - if (overlaps(region, curStart, curEnd)) { - if (includes(region, curStart, curEnd)) - formatPost(node, source); - else - formatPost(node, overlappedRegion(region, curStart, curEnd), source); - } - } - else { - curEnd = getChildInsertPos(node); - if (overlaps(region, curStart, curEnd)) { - if (includes(region, curStart, curEnd)) - formatPre(node, source); - else - formatPre(node, overlappedRegion(region, curStart, curEnd), source); - } - curStart = curEnd; - curEnd = ((IndexedRegion) node).getEndOffset(); - if (overlaps(region, curStart, curEnd)) { - if (includes(region, curStart, curEnd)) - formatPost(node, source); - else - formatPost(node, overlappedRegion(region, curStart, curEnd), source); - } - } - return source; - } - - /** - * - */ - public int getAttrInsertPos(ICSSNode node, String attrName) { - return -1; - } - - /** - * Insert the method's description here. - * - * @return org.eclipse.wst.css.core.internal.cleanup.CSSCleanupStrategy - * @param node - * org.eclipse.wst.css.core.model.interfaces.ICSSNode - */ - protected CSSCleanupStrategy getCleanupStrategy(ICSSNode node) { - CSSCleanupStrategy currentStrategy = CSSCleanupStrategyImpl.getInstance(); - ICSSDocument doc = node.getOwnerDocument(); - if (doc == null) - return currentStrategy; - ICSSModel model = doc.getModel(); - if (model == null) - return currentStrategy; - if (model.getStyleSheetType() != ICSSModel.EXTERNAL) { - // TODO - TRANSITION Nakamori-san, or Kit, how can we move to - // "HTML" plugin? - // can we subclass? - // currentStrategy = CSSInHTMLCleanupStrategyImpl.getInstance(); - } - return currentStrategy; - } - - /** - * - */ - protected String getIndent(ICSSNode node) { - if (node == null) - return "";//$NON-NLS-1$ - ICSSNode parent = node.getParentNode(); - if (node instanceof ICSSAttr) - parent = ((ICSSAttr) node).getOwnerCSSNode(); - if (parent == null) - return "";//$NON-NLS-1$ - if (node instanceof org.w3c.dom.css.CSSStyleDeclaration) - parent = parent.getParentNode(); - if (parent == null) - return "";//$NON-NLS-1$ - - String parentIndent = getIndent(parent); - if (parent instanceof org.w3c.dom.css.CSSRule) - return parentIndent + getIndentString(); - if (node.getParentNode() instanceof ICSSStyleDeclaration) - return parentIndent + getIndentString(); - return parentIndent; - } - - /** - * - */ - protected int getLastLineLength(ICSSNode node, StringBuffer source) { - if (node == null || source == null) - return 0; - String delim = getLineDelimiter(node); - String str = new String(source); - int n = str.lastIndexOf(delim); - if (n < 0) - return str.length(); - - return str.length() - n - delim.length(); - } - - /** - * - * @return int - * @param node - * org.eclipse.wst.css.core.model.interfaces.ICSSNode - * @param insertPos - * int - */ - public int getLengthToReformatAfter(ICSSNode node, int insertPos) { - if (node == null) - return 0; - IndexedRegion nnode = (IndexedRegion) node; - if (insertPos < 0 || !nnode.contains(insertPos)) - return 0; - - IStructuredDocumentRegion flatNode = node.getOwnerDocument().getModel().getStructuredDocument().getRegionAtCharacterOffset(insertPos); - if (flatNode == null) - return 0; - ITextRegion region = flatNode.getRegionAtCharacterOffset(insertPos); - if (region == null) - return 0; - RegionIterator it = new RegionIterator(flatNode, region); - boolean found = false; - while (it.hasNext()) { - region = it.next(); - // if (region.getType() != CSSRegionContexts.CSS_S && - // region.getType() != CSSRegionContexts.CSS_DELIMITER && - // region.getType() != - // CSSRegionContexts.CSS_DECLARATION_DELIMITER) { - if (region.getType() != CSSRegionContexts.CSS_S) { - found = true; - break; - } - } - int pos = (found ? it.getStructuredDocumentRegion().getStartOffset(region) : it.getStructuredDocumentRegion().getTextEndOffset(region)) - insertPos; - return (pos >= 0) ? pos : 0; - } - - /** - * - * @return int - * @param node - * org.eclipse.wst.css.core.model.interfaces.ICSSNode - * @param insertPos - * int - */ - public int getLengthToReformatBefore(ICSSNode node, int insertPos) { - if (node == null) - return 0; - IndexedRegion nnode = (IndexedRegion) node; - if (insertPos <= 0 || !nnode.contains(insertPos - 1)) - return 0; - - IStructuredDocumentRegion flatNode = node.getOwnerDocument().getModel().getStructuredDocument().getRegionAtCharacterOffset(insertPos - 1); - if (flatNode == null) - return 0; - ITextRegion region = flatNode.getRegionAtCharacterOffset(insertPos - 1); - if (region == null) - return 0; - RegionIterator it = new RegionIterator(flatNode, region); - boolean found = false; - while (it.hasPrev()) { - region = it.prev(); - // if (region.getType() != CSSRegionContexts.CSS_S && - // region.getType() != CSSRegionContexts.CSS_DELIMITER && - // region.getType() != - // CSSRegionContexts.CSS_DECLARATION_DELIMITER) { - if (region.getType() != CSSRegionContexts.CSS_S) { - found = true; - break; - } - } - int pos = insertPos - (found ? it.getStructuredDocumentRegion().getTextEndOffset(region) : it.getStructuredDocumentRegion().getStartOffset(region)); - // flatNode = it.getStructuredDocumentRegion(); - // if (found) { - // if (region.getLength() != region.getTextLength()) { - // pos = insertPos - flatNode.getTextEndOffset(region); - // } else { - // pos = insertPos - flatNode.getEndOffset(region); - // } - // } else { - // pos = insertPos - flatNode.getStartOffset(region); - // } - return (pos >= 0) ? pos : 0; - } - - /** - * - */ - String getLineDelimiter(ICSSNode node) { - ICSSModel model = (node != null) ? node.getOwnerDocument().getModel() : null; - return (model != null) ? model.getStructuredDocument().getLineDelimiter() : "\n"; //$NON-NLS-1$ - - // TODO : check whether to use model.getLineDelimiter() or - // model.getStructuredDocument().getLineDelimiter() - } - - /** - * - */ - protected CompoundRegion[] getOutsideRegions(IStructuredDocument model, IRegion reg) { - CompoundRegion[] ret = new CompoundRegion[2]; - RegionIterator it = new RegionIterator(model, reg.getOffset()); - it.prev(); - if (it.hasPrev()) { - ITextRegion textRegion = it.prev(); - IStructuredDocumentRegion documentRegion = it.getStructuredDocumentRegion(); - ret[0] = new CompoundRegion(documentRegion, textRegion); - } - else { - ret[0] = null; - } - it.reset(model, reg.getOffset() + reg.getLength()); - if (it.hasNext()) { - ITextRegion textRegion = it.next(); - IStructuredDocumentRegion documentRegion = it.getStructuredDocumentRegion(); - ret[1] = new CompoundRegion(documentRegion, textRegion); - } - else { - ret[1] = null; - } - return ret; - } - - /** - */ - protected CSSSourceGenerator getParentFormatter(ICSSNode node) { - ICSSNode parent = node.getParentNode(); - if (parent != null) { - CSSSourceGenerator formatter = (CSSSourceGenerator) ((INodeNotifier) parent).getAdapterFor(CSSSourceFormatter.class); - if (formatter == null) { - formatter = CSSSourceFormatterFactory.getInstance().getSourceFormatter((INodeNotifier) parent); - } - return formatter; - } - return null; - } - - /** - * - */ - protected CompoundRegion[] getRegions(IStructuredDocument model, IRegion reg, IRegion exceptFor, String pickupType) { - int start = reg.getOffset(); - int end = reg.getOffset() + reg.getLength(); - int startE = (exceptFor != null) ? exceptFor.getOffset() : -1; - int endE = (exceptFor != null) ? exceptFor.getOffset() + exceptFor.getLength() : 0; - - ArrayList list = new ArrayList(); - IStructuredDocumentRegion flatNode = model.getRegionAtCharacterOffset(start); - boolean pickuped = false; - while (flatNode != null && flatNode.getStartOffset() < end) { - ITextRegionList regionList = flatNode.getRegions(); - Iterator it = regionList.iterator(); - while (it.hasNext()) { - ITextRegion region = (ITextRegion) it.next(); - if (flatNode.getStartOffset(region) < start) - continue; - if (end <= flatNode.getStartOffset(region)) - break; - if (startE >= 0 && startE <= flatNode.getStartOffset(region) && flatNode.getEndOffset(region) <= endE) - continue; - if (region.getType() == CSSRegionContexts.CSS_COMMENT || region.getType() == CSSRegionContexts.CSS_CDC || region.getType() == CSSRegionContexts.CSS_CDO) - list.add(new CompoundRegion(flatNode, region)); - else if (!pickuped && region.getType() == pickupType) { - list.add(new CompoundRegion(flatNode, region)); - pickuped = true; - } - } - flatNode = flatNode.getNext(); - } - if (list.size() > 0) { - CompoundRegion[] regions = new CompoundRegion[list.size()]; - list.toArray(regions); - return regions; - } - return new CompoundRegion[0]; - } - - /** - * - */ - protected CompoundRegion[] getRegionsWithoutWhiteSpaces(IStructuredDocument model, IRegion reg, CSSCleanupStrategy stgy) { - int start = reg.getOffset(); - int end = reg.getOffset() + reg.getLength() - 1; - ArrayList list = new ArrayList(); - IStructuredDocumentRegion flatNode = model.getRegionAtCharacterOffset(start); - while (flatNode != null && flatNode.getStartOffset() <= end) { - ITextRegionList regionList = flatNode.getRegions(); - Iterator it = regionList.iterator(); - while (it.hasNext()) { - ITextRegion region = (ITextRegion) it.next(); - if (flatNode.getStartOffset(region) < start) - continue; - if (end < flatNode.getStartOffset(region)) - break; - if (region.getType() != CSSRegionContexts.CSS_S || (isCleanup() && !stgy.isFormatSource())) // for - // not - // formatting - // case - // on - // cleanup - // action - list.add(new CompoundRegion(flatNode, region)); - } - flatNode = flatNode.getNext(); - } - if (list.size() > 0) { - CompoundRegion[] regions = new CompoundRegion[list.size()]; - list.toArray(regions); - return regions; - } - return new CompoundRegion[0]; - } - - /** - * - */ - public static boolean includes(IRegion region, int start, int end) { - if (region == null) - return false; - - return (region.getOffset() <= start) && (end <= region.getOffset() + region.getLength()); - } - - /** - * - * @return boolean - */ - protected static boolean isCleanup() { - return strategy == CLEANUP; - } - - /** - * - * @return boolean - */ - protected static boolean isFormat() { - return strategy == FORMAT; - } - - /** - * - */ - protected boolean isIncludesPreEnd(ICSSNode node, IRegion region) { - return (node.getFirstChild() != null && ((IndexedRegion) node.getFirstChild()).getStartOffset() == (region.getOffset() + region.getLength())); - } - - /** - * - */ - static protected boolean needS(CompoundRegion region) { - return (region != null && region.getType() != CSSRegionContexts.CSS_S); - } - - /** - * - */ - public static IRegion overlappedRegion(IRegion region, int start, int end) { - if (overlaps(region, start, end)) { - int offset = (region.getOffset() <= start) ? start : region.getOffset(); - int length = ((end <= region.getOffset() + region.getLength()) ? end : region.getOffset() + region.getLength()) - offset; - return new FormatRegion(offset, length); - } - return null; - } - - /** - * - */ - public static boolean overlaps(IRegion region, int start, int end) { - if (region == null) - return false; - - return (start < region.getOffset() + region.getLength()) && (region.getOffset() < end); - } - - private String getIndentString() { - StringBuffer indent = new StringBuffer(); - - Preferences preferences = CSSCorePlugin.getDefault().getPluginPreferences(); - if (preferences != null) { - char indentChar = ' '; - String indentCharPref = preferences.getString(CSSCorePreferenceNames.INDENTATION_CHAR); - if (CSSCorePreferenceNames.TAB.equals(indentCharPref)) { - indentChar = '\t'; - } - int indentationWidth = preferences.getInt(CSSCorePreferenceNames.INDENTATION_SIZE); - - for (int i = 0; i < indentationWidth; i++) { - indent.append(indentChar); - } - } - return indent.toString(); - } -}
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