bundles/org.eclipse.wst.css.ui/src/org/eclipse/wst/css/ui/preferences/ui/CSSColorManager.java - sourceediting/webtools.sourceediting - Git at Google

 /*******************************************************************************
  * 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.ui.preferences.ui;


 import org.eclipse.core.runtime.Platform;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.graphics.RGB;
 import org.eclipse.wst.css.ui.internal.Logger;
 import org.eclipse.wst.css.ui.style.IStyleConstantsCSS;
 import org.eclipse.wst.sse.ui.preferences.PreferenceManager;
 import org.eclipse.wst.sse.ui.preferences.ui.ColorNames;
 import org.w3c.dom.Document;
 import org.w3c.dom.Element;
 import org.w3c.dom.Node;
 import org.w3c.dom.NodeList;

 /**
  * @deprecated color preference management has moved to base preferences
  */
 public class CSSColorManager extends PreferenceManager {

 	private static CSSColorManager fInstance = null;
 	// highlighting types
 	/** @deprecated use IStyleConstantsCSS instead TODO remove in C5 or earlier */
 	public static final String NORMAL = "NORMAL";//$NON-NLS-1$
 	/** @deprecated use IStyleConstantsCSS instead TODO remove in C5 or earlier */
 	public static final String ATMARK_RULE = "ATMARK_RULE";//$NON-NLS-1$
 	/** @deprecated use IStyleConstantsCSS instead TODO remove in C5 or earlier */
 	public static final String SELECTOR = "SELECTOR";//$NON-NLS-1$
 	/** @deprecated use IStyleConstantsCSS instead TODO remove in C5 or earlier */
 	public static final String MEDIA = "MEDIA"; //$NON-NLS-1$
 	/** @deprecated use IStyleConstantsCSS instead TODO remove in C5 or earlier */
 	public static final String COMMENT = "COMMENT";//$NON-NLS-1$
 	/** @deprecated use IStyleConstantsCSS instead TODO remove in C5 or earlier */
 	public static final String PROPERTY_NAME = "PROPERTY_NAME";//$NON-NLS-1$
 	/** @deprecated use IStyleConstantsCSS instead TODO remove in C5 or earlier */
 	public static final String PROPERTY_VALUE = "PROPERTY_VALUE";//$NON-NLS-1$
 	/** @deprecated use IStyleConstantsCSS instead TODO remove in C5 or earlier */
 	public static final String URI = "URI";//$NON-NLS-1$
 	/** @deprecated use IStyleConstantsCSS instead TODO remove in C5 or earlier */
 	public static final String STRING = "STRING";//$NON-NLS-1$
 	/** @deprecated use IStyleConstantsCSS instead TODO remove in C5 or earlier */
 	public static final String COLON = "COLON";//$NON-NLS-1$
 	/** @deprecated use IStyleConstantsCSS instead TODO remove in C5 or earlier */
 	public static final String SEMI_COLON = "SEMI_COLON";//$NON-NLS-1$
 	/** @deprecated use IStyleConstantsCSS instead TODO remove in C5 or earlier */
 	public static final String CURLY_BRACE = "CURLY_BRACE";//$NON-NLS-1$
 	/** @deprecated use IStyleConstantsCSS instead TODO remove in C5 or earlier */
 	public static final String ERROR = "ERROR";//$NON-NLS-1$
 	// names for preference elements ... non-NLS
 	public static final String FOREGROUND = "foreground";//$NON-NLS-1$
 	public static final String BACKGROUND = "background";//$NON-NLS-1$
 	public static final String BOLD = "bold";//$NON-NLS-1$
 	public static final String ITALIC = "italic";//$NON-NLS-1$
 	public static final String NAME = "name";//$NON-NLS-1$
 	public static final String COLOR = "color";//$NON-NLS-1$

 	private CSSColorManager() {
 		super();
 	}

 	protected Element addColor(Node colors, String name, String foreground, String background) {
 		Element newColor = newColor(colors.getOwnerDocument(), name, foreground, background);
 		colors.appendChild(newColor);
 		return newColor;
 	}

 	/**
 	 * <!ELEMENT colors (color) > <!ELEMENT color EMPTY > <!ATTLIST color name
 	 * CDATA #REQUIRED foreground CDATA #IMPLIED background CDATA #IMPLIED
 	 * bold CDATA #REQUIRED >
 	 *
 	 */
 	public Document createDefaultPreferences() {
 		Document prefDocument = super.createDefaultPreferences();
 		if (prefDocument == null)
 			return prefDocument;

 		while (prefDocument.getChildNodes().getLength() > 0)
 			prefDocument.removeChild(prefDocument.getLastChild());
 		Element colors = prefDocument.createElement(getRootElementName());
 		prefDocument.appendChild(colors);

 		// current as of 2001-8-13
 		addColor(colors, IStyleConstantsCSS.NORMAL, null, null);
 		addColor(colors, IStyleConstantsCSS.ATMARK_RULE, getColorString(63, 127, 127), null);
 		addColor(colors, IStyleConstantsCSS.SELECTOR, getColorString(63, 127, 127), null);
 		addColor(colors, IStyleConstantsCSS.MEDIA, getColorString(42, 0, 225), null);
 		addColor(colors, IStyleConstantsCSS.COMMENT, getColorString(63, 95, 191), null);
 		addColor(colors, IStyleConstantsCSS.PROPERTY_NAME, getColorString(127, 0, 127), null);
 		addColor(colors, IStyleConstantsCSS.PROPERTY_VALUE, getColorString(42, 0, 225), null);
 		addColor(colors, IStyleConstantsCSS.URI, getColorString(42, 0, 225), null);
 		addColor(colors, IStyleConstantsCSS.STRING, getColorString(42, 0, 225), null);
 		addColor(colors, IStyleConstantsCSS.COLON, null, null);
 		addColor(colors, IStyleConstantsCSS.SEMI_COLON, null, null);
 		addColor(colors, IStyleConstantsCSS.CURLY_BRACE, null, null);
 		addColor(colors, IStyleConstantsCSS.ERROR, getColorString(191, 63, 63), null);

 		return prefDocument;
 	}

 	public RGB getBackgroundRGB(String name) {
 		Element element = getColorElement(name);
 		if (element != null) {
 			return getRGB(element.getAttribute(BACKGROUND));
 		} else {
 			return new RGB(255, 255, 255);
 		}
 	}

 	private Element getColorElement(String name) {
 		Node colorsElement = getRootElement();
 		NodeList colors = colorsElement.getChildNodes();
 		for (int i = 0; i < colors.getLength(); i++) {
 			Node node = colors.item(i);
 			if (node.getNodeType() == Node.ELEMENT_NODE && ((Element) node).getAttribute(NAME).equals(name)) {
 				return (Element) node;
 			}
 		}
 		return null;
 	}

 	public static String getColorString(int r, int g, int b) {
 		return "#" + getHexString(r, 2) + getHexString(g, 2) + getHexString(b, 2);//$NON-NLS-1$
 	}

 	public String getFilename() {
 		if (fileName == null) {
 			fileName = Platform.getStateLocation(Platform.getBundle("org.eclipse.sse.core")).toString() + "/csssourcecolors.xml";//$NON-NLS-1$ //$NON-NLS-2$
 		}
 		return fileName;
 	}

 	public RGB getForegroundRGB(String name) {
 		Element element = getColorElement(name);
 		if (element != null) {
 			return getRGB(element.getAttribute(FOREGROUND));
 		} else {
 			return new RGB(0, 0, 0);
 		}
 	}

 	public static String getHexString(int value, int minWidth) {
 		String hexString = Integer.toHexString(value);
 		for (int i = hexString.length(); i < minWidth; i++) {
 			hexString = "0" + hexString;//$NON-NLS-1$
 		}
 		return hexString;
 	}

 	public synchronized static CSSColorManager getInstance() {
 		if (fInstance == null) {
 			fInstance = new CSSColorManager();
 		}
 		return fInstance;
 	}

 	private RGB getRGB(String rgbStr) {
 		RGB result = null;
 		if (6 < rgbStr.length() && rgbStr.charAt(0) == '#') {
 			try {
 				int r = Integer.valueOf(rgbStr.substring(1, 3), 16).intValue();
 				int g = Integer.valueOf(rgbStr.substring(3, 5), 16).intValue();
 				int b = Integer.valueOf(rgbStr.substring(5, 7), 16).intValue();
 				result = new RGB(r, g, b);
 			} catch (NumberFormatException e) {
 				Logger.logException("Invalid color string " + rgbStr, e); //$NON-NLS-1$
 			}
 		}
 		return result;
 	}

 	/**
 	 * The intended name for the root Element of the Document; what is also
 	 * listed within the DOCTYPE declaration.
 	 *
 	 * @return String
 	 */
 	public String getRootElementName() {
 		return ColorNames.COLORS;
 	}

 	public int getStyle(String name) {
 		int style = SWT.NORMAL;
 		Element element = getColorElement(name);
 		if (element != null) {
 			if (Boolean.valueOf(element.getAttribute(BOLD)).booleanValue()) {
 				style |= SWT.BOLD;
 			}
 			if (Boolean.valueOf(element.getAttribute(ITALIC)).booleanValue()) {
 				style |= SWT.ITALIC;
 			}
 		}
 		return style;
 	}

 	protected Element newColor(Document doc, String name, String foreground, String background) {
 		if (doc == null || name == null || name.length() < 1)
 			return null;
 		Element newColor = doc.createElement(ColorNames.COLOR);
 		newColor.setAttribute(ColorNames.NAME, name);
 		if (foreground != null)
 			newColor.setAttribute(ColorNames.FOREGROUND, foreground);
 		if (background != null)
 			newColor.setAttribute(ColorNames.BACKGROUND, background);
 		return newColor;
 	}

 	protected Element newColor(Document doc, String name, String foreground, String background, boolean bold, boolean italic) {
 		Element newColor = newColor(doc, name, foreground, background);
 		if (newColor == null)
 			return null;
 		newColor.setAttribute(ColorNames.BOLD, String.valueOf(bold));
 		newColor.setAttribute(ColorNames.ITALIC, String.valueOf(italic));
 		return newColor;
 	}
 }
	/*******************************************************************************
	* 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.ui.preferences.ui;



	import org.eclipse.core.runtime.Platform;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.graphics.RGB;
	import org.eclipse.wst.css.ui.internal.Logger;
	import org.eclipse.wst.css.ui.style.IStyleConstantsCSS;
	import org.eclipse.wst.sse.ui.preferences.PreferenceManager;
	import org.eclipse.wst.sse.ui.preferences.ui.ColorNames;
	import org.w3c.dom.Document;
	import org.w3c.dom.Element;
	import org.w3c.dom.Node;
	import org.w3c.dom.NodeList;

	/**
	* @deprecated color preference management has moved to base preferences
	*/
	public class CSSColorManager extends PreferenceManager {

	private static CSSColorManager fInstance = null;
	// highlighting types
	/** @deprecated use IStyleConstantsCSS instead TODO remove in C5 or earlier */
	public static final String NORMAL = "NORMAL";//$NON-NLS-1$
	/** @deprecated use IStyleConstantsCSS instead TODO remove in C5 or earlier */
	public static final String ATMARK_RULE = "ATMARK_RULE";//$NON-NLS-1$
	/** @deprecated use IStyleConstantsCSS instead TODO remove in C5 or earlier */
	public static final String SELECTOR = "SELECTOR";//$NON-NLS-1$
	/** @deprecated use IStyleConstantsCSS instead TODO remove in C5 or earlier */
	public static final String MEDIA = "MEDIA"; //$NON-NLS-1$
	/** @deprecated use IStyleConstantsCSS instead TODO remove in C5 or earlier */
	public static final String COMMENT = "COMMENT";//$NON-NLS-1$
	/** @deprecated use IStyleConstantsCSS instead TODO remove in C5 or earlier */
	public static final String PROPERTY_NAME = "PROPERTY_NAME";//$NON-NLS-1$
	/** @deprecated use IStyleConstantsCSS instead TODO remove in C5 or earlier */
	public static final String PROPERTY_VALUE = "PROPERTY_VALUE";//$NON-NLS-1$
	/** @deprecated use IStyleConstantsCSS instead TODO remove in C5 or earlier */
	public static final String URI = "URI";//$NON-NLS-1$
	/** @deprecated use IStyleConstantsCSS instead TODO remove in C5 or earlier */
	public static final String STRING = "STRING";//$NON-NLS-1$
	/** @deprecated use IStyleConstantsCSS instead TODO remove in C5 or earlier */
	public static final String COLON = "COLON";//$NON-NLS-1$
	/** @deprecated use IStyleConstantsCSS instead TODO remove in C5 or earlier */
	public static final String SEMI_COLON = "SEMI_COLON";//$NON-NLS-1$
	/** @deprecated use IStyleConstantsCSS instead TODO remove in C5 or earlier */
	public static final String CURLY_BRACE = "CURLY_BRACE";//$NON-NLS-1$
	/** @deprecated use IStyleConstantsCSS instead TODO remove in C5 or earlier */
	public static final String ERROR = "ERROR";//$NON-NLS-1$
	// names for preference elements ... non-NLS
	public static final String FOREGROUND = "foreground";//$NON-NLS-1$
	public static final String BACKGROUND = "background";//$NON-NLS-1$
	public static final String BOLD = "bold";//$NON-NLS-1$
	public static final String ITALIC = "italic";//$NON-NLS-1$
	public static final String NAME = "name";//$NON-NLS-1$
	public static final String COLOR = "color";//$NON-NLS-1$

	private CSSColorManager() {
	super();
	}

	protected Element addColor(Node colors, String name, String foreground, String background) {
	Element newColor = newColor(colors.getOwnerDocument(), name, foreground, background);
	colors.appendChild(newColor);
	return newColor;
	}

	/**
	* <!ELEMENT colors (color) > <!ELEMENT color EMPTY > <!ATTLIST color name
	* CDATA #REQUIRED foreground CDATA #IMPLIED background CDATA #IMPLIED
	* bold CDATA #REQUIRED >
	*
	*/
	public Document createDefaultPreferences() {
	Document prefDocument = super.createDefaultPreferences();
	if (prefDocument == null)
	return prefDocument;

	while (prefDocument.getChildNodes().getLength() > 0)
	prefDocument.removeChild(prefDocument.getLastChild());
	Element colors = prefDocument.createElement(getRootElementName());
	prefDocument.appendChild(colors);

	// current as of 2001-8-13
	addColor(colors, IStyleConstantsCSS.NORMAL, null, null);
	addColor(colors, IStyleConstantsCSS.ATMARK_RULE, getColorString(63, 127, 127), null);
	addColor(colors, IStyleConstantsCSS.SELECTOR, getColorString(63, 127, 127), null);
	addColor(colors, IStyleConstantsCSS.MEDIA, getColorString(42, 0, 225), null);
	addColor(colors, IStyleConstantsCSS.COMMENT, getColorString(63, 95, 191), null);
	addColor(colors, IStyleConstantsCSS.PROPERTY_NAME, getColorString(127, 0, 127), null);
	addColor(colors, IStyleConstantsCSS.PROPERTY_VALUE, getColorString(42, 0, 225), null);
	addColor(colors, IStyleConstantsCSS.URI, getColorString(42, 0, 225), null);
	addColor(colors, IStyleConstantsCSS.STRING, getColorString(42, 0, 225), null);
	addColor(colors, IStyleConstantsCSS.COLON, null, null);
	addColor(colors, IStyleConstantsCSS.SEMI_COLON, null, null);
	addColor(colors, IStyleConstantsCSS.CURLY_BRACE, null, null);
	addColor(colors, IStyleConstantsCSS.ERROR, getColorString(191, 63, 63), null);

	return prefDocument;
	}

	public RGB getBackgroundRGB(String name) {
	Element element = getColorElement(name);
	if (element != null) {
	return getRGB(element.getAttribute(BACKGROUND));
	} else {
	return new RGB(255, 255, 255);
	}
	}

	private Element getColorElement(String name) {
	Node colorsElement = getRootElement();
	NodeList colors = colorsElement.getChildNodes();
	for (int i = 0; i < colors.getLength(); i++) {
	Node node = colors.item(i);
	if (node.getNodeType() == Node.ELEMENT_NODE && ((Element) node).getAttribute(NAME).equals(name)) {
	return (Element) node;
	}
	}
	return null;
	}

	public static String getColorString(int r, int g, int b) {
	return "#" + getHexString(r, 2) + getHexString(g, 2) + getHexString(b, 2);//$NON-NLS-1$
	}

	public String getFilename() {
	if (fileName == null) {
	fileName = Platform.getStateLocation(Platform.getBundle("org.eclipse.sse.core")).toString() + "/csssourcecolors.xml";//$NON-NLS-1$ //$NON-NLS-2$
	}
	return fileName;
	}

	public RGB getForegroundRGB(String name) {
	Element element = getColorElement(name);
	if (element != null) {
	return getRGB(element.getAttribute(FOREGROUND));
	} else {
	return new RGB(0, 0, 0);
	}
	}

	public static String getHexString(int value, int minWidth) {
	String hexString = Integer.toHexString(value);
	for (int i = hexString.length(); i < minWidth; i++) {
	hexString = "0" + hexString;//$NON-NLS-1$
	}
	return hexString;
	}

	public synchronized static CSSColorManager getInstance() {
	if (fInstance == null) {
	fInstance = new CSSColorManager();
	}
	return fInstance;
	}

	private RGB getRGB(String rgbStr) {
	RGB result = null;
	if (6 < rgbStr.length() && rgbStr.charAt(0) == '#') {
	try {
	int r = Integer.valueOf(rgbStr.substring(1, 3), 16).intValue();
	int g = Integer.valueOf(rgbStr.substring(3, 5), 16).intValue();
	int b = Integer.valueOf(rgbStr.substring(5, 7), 16).intValue();
	result = new RGB(r, g, b);
	} catch (NumberFormatException e) {
	Logger.logException("Invalid color string " + rgbStr, e); //$NON-NLS-1$
	}
	}
	return result;
	}

	/**
	* The intended name for the root Element of the Document; what is also
	* listed within the DOCTYPE declaration.
	*
	* @return String
	*/
	public String getRootElementName() {
	return ColorNames.COLORS;
	}

	public int getStyle(String name) {
	int style = SWT.NORMAL;
	Element element = getColorElement(name);
	if (element != null) {
	if (Boolean.valueOf(element.getAttribute(BOLD)).booleanValue()) {
	style \|= SWT.BOLD;
	}
	if (Boolean.valueOf(element.getAttribute(ITALIC)).booleanValue()) {
	style \|= SWT.ITALIC;
	}
	}
	return style;
	}

	protected Element newColor(Document doc, String name, String foreground, String background) {
	if (doc == null \|\| name == null \|\| name.length() < 1)
	return null;
	Element newColor = doc.createElement(ColorNames.COLOR);
	newColor.setAttribute(ColorNames.NAME, name);
	if (foreground != null)
	newColor.setAttribute(ColorNames.FOREGROUND, foreground);
	if (background != null)
	newColor.setAttribute(ColorNames.BACKGROUND, background);
	return newColor;
	}

	protected Element newColor(Document doc, String name, String foreground, String background, boolean bold, boolean italic) {
	Element newColor = newColor(doc, name, foreground, background);
	if (newColor == null)
	return null;
	newColor.setAttribute(ColorNames.BOLD, String.valueOf(bold));
	newColor.setAttribute(ColorNames.ITALIC, String.valueOf(italic));
	return newColor;
	}
	}