diff options
Diffstat (limited to 'bundles/org.eclipse.jst.jsp.ui/src/org/eclipse/jst/jsp/ui/internal/style/java/LineStyleProviderForJava.java')
| -rw-r--r-- | bundles/org.eclipse.jst.jsp.ui/src/org/eclipse/jst/jsp/ui/internal/style/java/LineStyleProviderForJava.java | 322 |
1 files changed, 0 insertions, 322 deletions
diff --git a/bundles/org.eclipse.jst.jsp.ui/src/org/eclipse/jst/jsp/ui/internal/style/java/LineStyleProviderForJava.java b/bundles/org.eclipse.jst.jsp.ui/src/org/eclipse/jst/jsp/ui/internal/style/java/LineStyleProviderForJava.java deleted file mode 100644 index 83aef1a27c..0000000000 --- a/bundles/org.eclipse.jst.jsp.ui/src/org/eclipse/jst/jsp/ui/internal/style/java/LineStyleProviderForJava.java +++ /dev/null @@ -1,322 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2004, 2008 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.jst.jsp.ui.internal.style.java; - -import java.util.Collection; - -import org.eclipse.jdt.ui.PreferenceConstants; -import org.eclipse.jface.preference.IPreferenceStore; -import org.eclipse.jface.preference.PreferenceConverter; -import org.eclipse.jface.text.ITypedRegion; -import org.eclipse.jface.text.TextAttribute; -import org.eclipse.jface.text.rules.IToken; -import org.eclipse.jface.text.rules.Token; -import org.eclipse.jface.util.PropertyChangeEvent; -import org.eclipse.jst.jsp.ui.internal.JSPUIPlugin; -import org.eclipse.jst.jsp.ui.internal.style.IStyleConstantsJSP; -import org.eclipse.swt.SWT; -import org.eclipse.swt.custom.StyleRange; -import org.eclipse.swt.graphics.Color; -import org.eclipse.swt.graphics.RGB; -import org.eclipse.wst.html.ui.internal.style.IStyleConstantsHTML; -import org.eclipse.wst.sse.core.internal.provisional.text.ITextRegion; -import org.eclipse.wst.sse.ui.internal.provisional.style.AbstractLineStyleProvider; -import org.eclipse.wst.sse.ui.internal.provisional.style.LineStyleProvider; -import org.eclipse.wst.xml.ui.internal.style.IStyleConstantsXML; - -// Note: many of the methods in this class were based on (or copied from) those -// found in the example Java Editor -public class LineStyleProviderForJava extends AbstractLineStyleProvider implements LineStyleProvider{ - - /** The scanner it uses */ - private JavaCodeScanner fScanner; - - public LineStyleProviderForJava() { - super(); - fScanner = new JavaCodeScanner(); - } - - /** - * Adds style information to the given text presentation. - * - * @param presentation the text presentation to be extended - * @param offset the offset of the range to be styled - * @param length the length of the range to be styled - * @param attr the attribute describing the style of the range to be styled - */ - private void addRange(Collection presentation, int offset, int length, TextAttribute attr) { - // support for user defined backgroud for JSP scriptlet regions - TextAttribute ta = (TextAttribute)getTextAttributes().get(IStyleConstantsJSP.JSP_CONTENT); - Color bgColor = ta.getBackground(); - if (bgColor == null) - bgColor = attr.getBackground(); - StyleRange result = new StyleRange(offset, length, attr.getForeground(), bgColor, attr.getStyle()); - if((attr.getStyle() & TextAttribute.STRIKETHROUGH) != 0) { - result.strikeout = true; - } - if((attr.getStyle() & TextAttribute.UNDERLINE) != 0) { - result.underline = true; - } - presentation.add(result); - } - - /** - * Looks up the colorKey in the preference store and adds the style - * information to list of TextAttributes - * - * @param colorKey - */ - private void addJavaTextAttribute(String colorKey) { - IPreferenceStore store = getJavaColorPreferences(); - if (store != null && colorKey != null) { - TextAttribute ta = null; - if (colorKey == IStyleConstantsJSPJava.JAVA_KEYWORD) { - // keyword - RGB foreground = PreferenceConverter.getColor(store, PreferenceConstants.EDITOR_JAVA_KEYWORD_COLOR); - boolean bold = store.getBoolean(PreferenceConstants.EDITOR_JAVA_KEYWORD_BOLD); - boolean italics = store.getBoolean(PreferenceConstants.EDITOR_JAVA_KEYWORD_ITALIC); - boolean strikethrough = store.getBoolean(PreferenceConstants.EDITOR_JAVA_KEYWORD_STRIKETHROUGH); - boolean underline = store.getBoolean(PreferenceConstants.EDITOR_JAVA_KEYWORD_UNDERLINE); - int style = SWT.NORMAL; - if (bold) { - style = style | SWT.BOLD; - } - if (italics) { - style = style | SWT.ITALIC; - } - if (strikethrough) { - style = style | TextAttribute.STRIKETHROUGH; - } - if (underline) { - style = style | TextAttribute.UNDERLINE; - } - - ta = createTextAttribute(foreground, null, style); - } else if (colorKey == IStyleConstantsJSPJava.JAVA_STRING) { - // string - RGB foreground = PreferenceConverter.getColor(store, PreferenceConstants.EDITOR_STRING_COLOR); - boolean bold = store.getBoolean(PreferenceConstants.EDITOR_STRING_BOLD); - boolean italics = store.getBoolean(PreferenceConstants.EDITOR_STRING_ITALIC); - boolean strikethrough = store.getBoolean(PreferenceConstants.EDITOR_STRING_STRIKETHROUGH); - boolean underline = store.getBoolean(PreferenceConstants.EDITOR_STRING_UNDERLINE); - int style = SWT.NORMAL; - if (bold) { - style = style | SWT.BOLD; - } - if (italics) { - style = style | SWT.ITALIC; - } - if (strikethrough) { - style = style | TextAttribute.STRIKETHROUGH; - } - if (underline) { - style = style | TextAttribute.UNDERLINE; - } - - ta = createTextAttribute(foreground, null, style); - } else if (colorKey == IStyleConstantsJSPJava.JAVA_SINGLE_LINE_COMMENT) { - // single line comment - RGB foreground = PreferenceConverter.getColor(store, PreferenceConstants.EDITOR_SINGLE_LINE_COMMENT_COLOR); - boolean bold = store.getBoolean(PreferenceConstants.EDITOR_SINGLE_LINE_COMMENT_BOLD); - boolean italics = store.getBoolean(PreferenceConstants.EDITOR_SINGLE_LINE_COMMENT_ITALIC); - boolean strikethrough = store.getBoolean(PreferenceConstants.EDITOR_SINGLE_LINE_COMMENT_STRIKETHROUGH); - boolean underline = store.getBoolean(PreferenceConstants.EDITOR_SINGLE_LINE_COMMENT_UNDERLINE); - int style = SWT.NORMAL; - if (bold) { - style = style | SWT.BOLD; - } - if (italics) { - style = style | SWT.ITALIC; - } - if (strikethrough) { - style = style | TextAttribute.STRIKETHROUGH; - } - if (underline) { - style = style | TextAttribute.UNDERLINE; - } - - ta = createTextAttribute(foreground, null, style); - } else if (colorKey == IStyleConstantsJSPJava.JAVA_DEFAULT) { - // default - RGB foreground = PreferenceConverter.getColor(store, PreferenceConstants.EDITOR_JAVA_DEFAULT_COLOR); - boolean bold = store.getBoolean(PreferenceConstants.EDITOR_JAVA_DEFAULT_BOLD); - boolean italics = store.getBoolean(PreferenceConstants.EDITOR_JAVA_DEFAULT_ITALIC); - boolean strikethrough = store.getBoolean(PreferenceConstants.EDITOR_JAVA_DEFAULT_STRIKETHROUGH); - boolean underline = store.getBoolean(PreferenceConstants.EDITOR_JAVA_DEFAULT_UNDERLINE); - int style = SWT.NORMAL; - if (bold) { - style = style | SWT.BOLD; - } - if (italics) { - style = style | SWT.ITALIC; - } - if (strikethrough) { - style = style | TextAttribute.STRIKETHROUGH; - } - if (underline) { - style = style | TextAttribute.UNDERLINE; - } - - ta = createTextAttribute(foreground, null, style); - } - if (ta != null) { - getTextAttributes().put(colorKey, ta); - fScanner.setTokenData(colorKey, ta); - } - } - } - - /** - * Returns a text attribute encoded in the given token. If the token's - * data is not <code>null</code> and a text attribute it is assumed that - * it is the encoded text attribute. It returns the default text attribute - * if there is no encoded text attribute found. - * - * @param token the token whose text attribute is to be determined - * @return the token's text attribute - */ - private TextAttribute getTokenTextAttribute(IToken token) { - TextAttribute ta = null; - - Object data = token.getData(); - if (data instanceof TextAttribute) - ta = (TextAttribute)data; - else { - ta = (TextAttribute)getTextAttributes().get(IStyleConstantsJSPJava.JAVA_DEFAULT); - } - return ta; - } - - protected void loadColors() { - addTextAttribute(IStyleConstantsHTML.SCRIPT_AREA_BORDER); - addTextAttribute(IStyleConstantsXML.TAG_ATTRIBUTE_NAME); - addTextAttribute(IStyleConstantsXML.TAG_ATTRIBUTE_VALUE); - addTextAttribute(IStyleConstantsJSP.JSP_CONTENT); - - addJavaTextAttribute(IStyleConstantsJSPJava.JAVA_KEYWORD); - addJavaTextAttribute(IStyleConstantsJSPJava.JAVA_STRING); - addJavaTextAttribute(IStyleConstantsJSPJava.JAVA_SINGLE_LINE_COMMENT); - addJavaTextAttribute(IStyleConstantsJSPJava.JAVA_DEFAULT); - - fScanner.initializeRules(); - } - - protected void handlePropertyChange(PropertyChangeEvent event) { - String styleKey = null; - String javaStyleKey = null; - - if (event != null) { - String prefKey = event.getProperty(); - // check if preference changed is a style preference - if (IStyleConstantsHTML.SCRIPT_AREA_BORDER.equals(prefKey)) { - styleKey = IStyleConstantsHTML.SCRIPT_AREA_BORDER; - } - else if (IStyleConstantsXML.TAG_ATTRIBUTE_NAME.equals(prefKey)) { - styleKey = IStyleConstantsXML.TAG_ATTRIBUTE_NAME; - } - else if (IStyleConstantsXML.TAG_ATTRIBUTE_VALUE.equals(prefKey)) { - styleKey = IStyleConstantsXML.TAG_ATTRIBUTE_VALUE; - } else if (IStyleConstantsJSP.JSP_CONTENT.equals(prefKey)) { - styleKey = IStyleConstantsJSP.JSP_CONTENT; - } else if (PreferenceConstants.EDITOR_JAVA_KEYWORD_COLOR.equals(prefKey) || (PreferenceConstants.EDITOR_JAVA_KEYWORD_BOLD.equals(prefKey))|| (PreferenceConstants.EDITOR_JAVA_KEYWORD_ITALIC.equals(prefKey))) { - javaStyleKey = IStyleConstantsJSPJava.JAVA_KEYWORD; - } else if (PreferenceConstants.EDITOR_STRING_COLOR.equals(prefKey) || (PreferenceConstants.EDITOR_STRING_BOLD.equals(prefKey))|| (PreferenceConstants.EDITOR_STRING_ITALIC.equals(prefKey))) { - javaStyleKey = IStyleConstantsJSPJava.JAVA_STRING; - } else if (PreferenceConstants.EDITOR_SINGLE_LINE_COMMENT_COLOR.equals(prefKey) || (PreferenceConstants.EDITOR_SINGLE_LINE_COMMENT_BOLD.equals(prefKey))|| (PreferenceConstants.EDITOR_SINGLE_LINE_COMMENT_ITALIC.equals(prefKey))) { - javaStyleKey = IStyleConstantsJSPJava.JAVA_SINGLE_LINE_COMMENT; - } else if (PreferenceConstants.EDITOR_JAVA_DEFAULT_COLOR.equals(prefKey) || (PreferenceConstants.EDITOR_JAVA_DEFAULT_BOLD.equals(prefKey))|| (PreferenceConstants.EDITOR_JAVA_DEFAULT_ITALIC.equals(prefKey))) { - javaStyleKey = IStyleConstantsJSPJava.JAVA_DEFAULT; - } - } - - if (styleKey != null) { - // overwrite style preference with new value - addTextAttribute(styleKey); - } - if (javaStyleKey != null) { - // overwrite style preference with new value - addJavaTextAttribute(javaStyleKey); - fScanner.initializeRules(); - } - if (styleKey != null || javaStyleKey != null) { - // force a full update of the text viewer - fRecHighlighter.refreshDisplay(); - } - } - - public boolean prepareRegions(ITypedRegion typedRegion, int ssssrequestedStart, int ssssrequestedLength, Collection holdResults) { - boolean result = true; - /* Initialize the text attributes. Also load the colors and initialize the rules of the scanner */ - getTextAttributes(); - try { - // ideally, eventually, we'll have a "virtualDocument" we can - // refer to, but for now ... we'll simple rescan the one region. - // use simple adjustment (since "sub-content" starts at 0 - int lastStart = typedRegion.getOffset(); - int length = 0; - IToken lastToken = Token.UNDEFINED; - fScanner.setRange(getDocument(), lastStart, typedRegion.getLength()); - while (true) { - IToken token = fScanner.nextToken(); - if (token.isEOF()) { - if (!lastToken.isUndefined() && length != 0) { - addRange(holdResults, lastStart, length, getTokenTextAttribute(lastToken)); - } - break; - } - if (token.isWhitespace()) { - length += fScanner.getTokenLength(); - continue; - } - if (lastToken.isUndefined()) { - lastToken = token; - length += fScanner.getTokenLength(); - continue; - } - if (token != lastToken) { - addRange(holdResults, lastStart, length, getTokenTextAttribute(lastToken)); - lastToken = token; - lastStart = fScanner.getTokenOffset(); - length = fScanner.getTokenLength(); - continue; - } - length += fScanner.getTokenLength(); - } - } catch (Exception e) { - // shouldn't happen, but we don't want it to stop other - // highlighting, if it does. - result = false; - } - return result; - } - - protected IPreferenceStore getColorPreferences() { - return JSPUIPlugin.getDefault().getPreferenceStore(); - } - - private IPreferenceStore getJavaColorPreferences() { - return PreferenceConstants.getPreferenceStore(); - } - - protected void registerPreferenceManager() { - getColorPreferences().addPropertyChangeListener(fPreferenceListener); - getJavaColorPreferences().addPropertyChangeListener(fPreferenceListener); - } - - protected void unRegisterPreferenceManager() { - getColorPreferences().removePropertyChangeListener(fPreferenceListener); - getJavaColorPreferences().removePropertyChangeListener(fPreferenceListener); - } - - protected TextAttribute getAttributeFor(ITextRegion region) { - return null; - } -} |