org.apache.myfaces.trinidadinternal.skin.SkinStyleSheetParserUtils Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.myfaces.trinidadinternal.skin;
import java.io.BufferedReader;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import java.util.Set;
import java.util.TreeSet;
import java.util.regex.Pattern;
import org.apache.myfaces.trinidad.logging.TrinidadLogger;
import org.apache.myfaces.trinidad.share.io.InputStreamProvider;
import org.apache.myfaces.trinidad.share.io.NameResolver;
import org.apache.myfaces.trinidad.skin.Icon;
import org.apache.myfaces.trinidad.util.URLUtils;
import org.apache.myfaces.trinidadinternal.renderkit.core.xhtml.SkinProperties;
import org.apache.myfaces.trinidadinternal.share.expl.Coercions;
import org.apache.myfaces.trinidadinternal.share.xml.ParseContext;
import org.apache.myfaces.trinidadinternal.share.xml.XMLUtils;
import org.apache.myfaces.trinidadinternal.skin.icon.ContextImageIcon;
import org.apache.myfaces.trinidadinternal.skin.icon.NullIcon;
import org.apache.myfaces.trinidadinternal.skin.icon.TextIcon;
import org.apache.myfaces.trinidadinternal.skin.icon.URIImageIcon;
import org.apache.myfaces.trinidadinternal.style.CSSStyle;
import org.apache.myfaces.trinidadinternal.style.util.CSSUtils;
import org.apache.myfaces.trinidadinternal.style.util.StyleUtils;
import org.apache.myfaces.trinidadinternal.style.xml.parse.IconNode;
import org.apache.myfaces.trinidadinternal.style.xml.parse.IncludeStyleNode;
import org.apache.myfaces.trinidadinternal.style.xml.parse.PropertyNode;
import org.apache.myfaces.trinidadinternal.style.xml.parse.SkinPropertyNode;
import org.apache.myfaces.trinidadinternal.style.xml.parse.StyleNode;
import org.apache.myfaces.trinidadinternal.style.xml.parse.StyleSheetDocument;
import org.apache.myfaces.trinidadinternal.style.xml.parse.StyleSheetNode;
import org.apache.myfaces.trinidadinternal.util.nls.LocaleUtils;
/**
* Utility class for creating a StyleSheetDocument.
* The main method is parseCSSSource which creates a StyleSheetEntry.
* The interim object is SkinStyleSheetNode
* @version $Name: $ ($Revision: adfrt/faces/adf-faces-impl/src/main/java/oracle/adfinternal/view/faces/skin/SkinStyleSheetParserUtils.java#0 $) $Date: 10-nov-2005.18:59:00 $
*/
class SkinStyleSheetParserUtils
{
/**
* Parses a Skin style-sheet that is in the CSS-3 format.
* @param context the current ParseContext
* @param resolver a NameResolver to locate the target
* ( Given a name, returns an InputStreamProvider.)
* @param sourceName the name of the target, relative to the current file
* @param expectedType the expected Java type of the target.
*/
static public StyleSheetEntry parseCSSSource(
ParseContext context,
NameResolver resolver,
String sourceName,
Class expectedType) throws IOException
{
if (expectedType == null)
throw new NullPointerException();
if (resolver == null)
throw new NullPointerException();
if (sourceName == null)
throw new NullPointerException();
if (context == null)
throw new NullPointerException();
InputStreamProvider provider = resolver.getProvider(sourceName);
Object cached = provider.getCachedResult();
if ((cached != null) && expectedType.isInstance(cached))
return (StyleSheetEntry)cached;
InputStream stream = provider.openInputStream();
try
{
// Store a resolver relative to the file we're about to parse
// Store the inputStreamProvider on the context;
// this will be used to get the document's timestamp later on
XMLUtils.setResolver(context, resolver.getResolver(sourceName));
XMLUtils.setInputStreamProvider(context, provider);
// PARSE!
// create a SkinStyleSheetNode
// (contains a namespaceMap and a List of SkinSelectorPropertiesNodes
// and additional information like direction, locale, etc.)
// (selectorName + a css propertyList))
BufferedReader in = new BufferedReader(new InputStreamReader(stream));
List skinSSNodeList = _parseCSSStyleSheet(in);
in.close();
// process the SkinStyleSheetNodes to create a StyleSheetEntry object
StyleSheetEntry styleSheetEntry =
_createStyleSheetEntry(context, sourceName, skinSSNodeList);
// Store the cached result (if successful)
// otherwise, if we don't do this, we will keep reparsing. Somehow
// this affects whether the file has been modified. STRANGE!
// if (value != null)
// provider.setCachedResult(value);
// return value;
provider.setCachedResult(styleSheetEntry);
return styleSheetEntry;
}
finally
{
stream.close();
}
}
/**
* Trim the leading/ending quotes, if any.
*/
public static String trimQuotes(String in)
{
int length = in.length();
if (length <= 1)
return in;
// strip off the starting/ending quotes if there are any
char firstChar = in.charAt(0);
int firstCharIndex = 0;
if ((firstChar == '\'') || (firstChar == '"'))
firstCharIndex = 1;
char lastChar = in.charAt(length-1);
if ((lastChar == '\'') || (lastChar == '"'))
length--;
return in.substring(firstCharIndex, length);
}
/**
* Given a List of SkinStyleSheetNode, create StyleSheetEntry.
* A StyleSheetEntry is an object that contains:
* styleSheetName, StyleSheetDocument
* A StyleSheetDocument contains StyleSheetNodes. A StyleSheetNode contains
* a list style selectors and their properties and additional info like
* the direction, locale, etc. for this list of selectors.
* @param context
* @param sourceName
* @param skinSSNodeList
* @return
*/
private static StyleSheetEntry _createStyleSheetEntry(
ParseContext context,
String sourceName,
List skinSSNodeList
)
{
// Get each SkinStyleSheetNode, and for each SkinStyleSheetNode get a
// styleNodeList. Also, build one iconNodeList and one skinPropertyNodeList.
// initialize
List ssNodeList = new ArrayList();
String baseSourceURI = CSSUtils.getBaseSkinStyleSheetURI(sourceName);
// loop through the selectors and its properties
for (SkinStyleSheetNode skinSSNode : skinSSNodeList)
{
// selector and its properties
List selectorNodeList =
skinSSNode.getSelectorNodeList();
//Map namespaceMap = styleSheetNode.getNamespaceMap();
// initialize
List styleNodeList = new ArrayList();
List iconNodeList = new ArrayList();
// trSkinPropertyNodeList, e.g., af|foo {-tr-show-last-item: true}
List trSkinPropertyNodeList = new ArrayList();
// process each selector and all its name+values
for (SkinSelectorPropertiesNode cssSelector : selectorNodeList)
{
String selectorName = cssSelector.getSelectorName();
// PropertyNode is the name+value, like font-size: 8px
List propertyList = cssSelector.getPropertyNodes();
int direction = skinSSNode.getDirection();
ResolvedSkinProperties resolvedProperties =
_resolveProperties(selectorName,
propertyList);
trSkinPropertyNodeList.addAll(resolvedProperties.getSkinPropertyNodeList());
List noTrPropertyList =
resolvedProperties.getNoTrPropertyList();
if (_isIcon(selectorName))
{
// knock off the '.' if it is the first character.
if (selectorName.charAt(0) == '.')
selectorName = selectorName.substring(1);
// strip out :alias
selectorName = selectorName.replaceFirst(":alias", "");
// add :rtl if the direction is rtl
if (direction == LocaleUtils.DIRECTION_RIGHTTOLEFT)
selectorName = selectorName.concat(StyleUtils.RTL_CSS_SUFFIX);
// create an IconNode object and add it ot the iconNodeList
boolean addStyleNode = _addIconNode(sourceName,
baseSourceURI,
selectorName,
noTrPropertyList,
iconNodeList);
if (addStyleNode)
{
_addStyleNode(selectorName,
noTrPropertyList,
resolvedProperties.getTrRuleRefList(),
resolvedProperties.getInhibitedProperties(),
resolvedProperties.isTrTextAntialias(),
styleNodeList);
}
}
else
{
// create a StyleNode object and add it to the styleNodeList.
_addStyleNode(selectorName,
noTrPropertyList,
resolvedProperties.getTrRuleRefList(),
resolvedProperties.getInhibitedProperties(),
resolvedProperties.isTrTextAntialias(),
styleNodeList);
}
}
if ((styleNodeList.size() > 0) || (iconNodeList.size() > 0)
|| (trSkinPropertyNodeList.size() > 0))
{
// we need to deal with the styleNodeList by building a StyleSheetNode
// with this information.
// create a StyleSheetNode, add to the ssNodeList
StyleNode[] styleNodeArray = styleNodeList.toArray(new StyleNode[0]);
StyleSheetNode ssNode =
new StyleSheetNode(styleNodeArray,
iconNodeList,
trSkinPropertyNodeList,
skinSSNode.getLocales(),
skinSSNode.getDirection(),
skinSSNode.getAgentMatcher(),
skinSSNode.getPlatforms(),
0,
skinSSNode.getAcessibilityProperties());
ssNodeList.add(ssNode);
}
} // end for each SkinStyleSheetNode
// StyleSheetDocument contains StyleSheetNode[] styleSheets
StyleSheetDocument ssDocument =
_createStyleSheetDocument(context, ssNodeList);
return new StyleSheetEntry(sourceName,
ssDocument);
}
/**
* Loop thru every property in the propertyList and store them in
* the ResolvedSkinProperties inner class.
* @param selectorName
* @param propertyNodeList
* @return
*/
private static ResolvedSkinProperties _resolveProperties(
String selectorName,
List propertyNodeList)
{
List noTrPropertyList = new ArrayList();
List trRuleRefList = new ArrayList();
Set inhibitedPropertySet = new TreeSet();
List skinPropertyNodeList =
new ArrayList();
boolean trTextAntialias = false;
// loop through each property in the propertyList
// and resolve into
// noTrPropertyList (properties that do not start with -tr-.
// (or -ora- for backwards compatibility))
// trRuleRefList (properties that start with -tr-rule-ref
// (or -ora-rule-ref for backwards compatibility))
// boolean trTextAntialias (property value for -tr-text-antialias
// (or -ora-text-antialias for backwards compatibility)
// skinPropertyNodeList (all other properties that start with -tr-
// (or -ora- for backwards compatibility))
// These properties are stored in the ResolvedSkinProperties inner class.
for(PropertyNode propertyNode : propertyNodeList)
{
String propertyName = propertyNode.getName();
String propertyValue = propertyNode.getValue();
if(propertyName != null && propertyValue != null)
{
boolean oraProperty = propertyName.startsWith(_ORA_PROPERTY_PREFIX);
boolean trProperty = propertyName.startsWith(_TR_PROPERTY_PREFIX);
if( oraProperty || trProperty)
{
int suffixIndex = (oraProperty) ?
_ORA_PROPERTY_PREFIX.length() :
_TR_PROPERTY_PREFIX.length();
String propertyNameSuffix = propertyName.substring(suffixIndex);
if (propertyNameSuffix.equals(_PROPERTY_RULE_REF))
{
// add the rule ref value to the list
trRuleRefList.add(propertyValue);
}
else if (propertyNameSuffix.equals(_PROPERTY_TEXT_ANTIALIAS))
{
if ("true".equals(propertyValue))
trTextAntialias = true;
}
else if (propertyNameSuffix.equals(_PROPERTY_INHIBIT))
{
for (String value : _SPACE_PATTERN.split(propertyValue))
{
inhibitedPropertySet.add(value);
}
}
else
{
// create the SkinPropertyNode
SkinPropertyNode node =
_createSkinPropertyNode(selectorName, propertyName, propertyValue);
skinPropertyNodeList.add(node);
}
}
else
{
noTrPropertyList.add(propertyNode);
}
}
}
return new ResolvedSkinProperties(
noTrPropertyList,
trRuleRefList,
inhibitedPropertySet,
skinPropertyNodeList,
trTextAntialias);
}
/**
* Create an IconNode and add it to the iconNodeList.
* @param sourceName
* @param baseSourceURI
* @param selectorName
* @param noTrPropertyNodeList
* @param iconNodeList
* @return boolean true if this "icon" does not contain an image url or text icon as the
* property value of 'content:'. That means it is only css styles.
*/
private static boolean _addIconNode(
String sourceName,
String baseSourceURI,
String selectorName,
List noTrPropertyNodeList,
List iconNodeList)
{
// these are icon properties.
// create an IconNode.
// get content property value. This is how i decide if it is an url or a text icon.
//
// loop through all the properties
// TextIcons take text, rtlText, inlineStyle, styleClass
// url icons take uri, rtluri, width, height, styleClass, inlineStyle
// Icon selectors that end with :rtl will be a separate Icon object.
// I won't combine :rtl icons with regular icons into the same object
// like we did in 2.2.
// af|breadCrumbs::separatorIcon {content: ">"}
// af|breadCrumbs::separatorIcon:rtl {content: "<"}
// this will create
// key=af|breadCrumbs::separatorIcon with TextIcon(">", ">", style, inlineStyle)
// and
// key=af|breadCrumbs::separatorIcon:rtl with TextIcon("<", "<", rtlstyle, rtlinlineStyle)
// then when I go to get the icon af|breadCrumbs::separatorIcon, the skin
// will know to ask for af|breadCrumbs::separatorIcon:rtl or af|breadCrumbs::separatorIcon
// depending upon the DIRECTION that is set on the context.
// The current Icon classes code will not have to change.
Integer width = null;
String widthValue = null;
Integer height = null;
String heightValue = null;
//String styleClass = null;
String uri = null;
String text = null;
boolean isNullIcon = false;
boolean createStyleNode = false;
// append all the styles that are not content, width or height into
// inline style
CSSStyle inlineStyle = null;
for(PropertyNode propertyNode : noTrPropertyNodeList)
{
String propertyName = propertyNode.getName();
String propertyValue = propertyNode.getValue();
if (propertyName.equals("width"))
{
// save original width value
// strip off px from the string and return an Integer
if (_INTEGER_PATTERN.matcher(propertyValue).matches())
{
widthValue = propertyValue;
width = _convertPxDimensionStringToInteger(widthValue);
}
else
{
widthValue = null;
// use inlineStyle for non-integer width values;
if (inlineStyle == null)
{
inlineStyle = new CSSStyle();
}
inlineStyle.setProperty(propertyName, propertyValue);
}
}
else if (propertyName.equals("height"))
{
// save original height value
// strip off px from the string and return an Integer
if (_INTEGER_PATTERN.matcher(propertyValue).matches())
{
heightValue = propertyValue;
height = _convertPxDimensionStringToInteger(heightValue);
}
else
{
// use inlineStyle for non-integer height values;
heightValue = null;
if (inlineStyle == null)
{
inlineStyle = new CSSStyle();
}
inlineStyle.setProperty(propertyName, propertyValue);
}
}
else if (propertyName.equals("content"))
{
// is it a text or uri
if (_isURLValue(propertyValue))
{
uri = _getURIString(propertyValue);
}
else if (propertyValue.startsWith("inhibit"))
{
isNullIcon = true;
}
else
{
text = trimQuotes(propertyValue);
}
}
else
{
// create an inlineStyle with all the extraneous style properties
if (inlineStyle == null)
inlineStyle = new CSSStyle();
inlineStyle.setProperty(propertyName, propertyValue);
}
}
// now I need to create the icon.
// do not create an icon if isNullIcon is true.
Icon icon = null;
if (!isNullIcon)
{
if (text != null)
{
// don't allow styleClass from the css parsing file. We can handle
// this when we have style includes
// put back the width/height properties if there were some
if ((heightValue != null || widthValue != null) && inlineStyle == null)
inlineStyle = new CSSStyle();
if (heightValue != null)
inlineStyle.setProperty("height", heightValue);
if (widthValue != null)
inlineStyle.setProperty("width", widthValue);
icon = new TextIcon(text, text, null, inlineStyle);
}
else if (uri != null)
{
// a leading / indicates context-relative
// (auto-prefix the servlet context)
// a leading // indicates server-relative
// (don't auto-prefix the servlet context).
boolean startsWithTwoSlashes = uri.startsWith("//");
if (!startsWithTwoSlashes && uri.startsWith("/"))
{
uri = uri.substring(1);
icon =
new ContextImageIcon(uri, uri, width, height, null, inlineStyle);
}
else
{
// a. if it has two slashes, strip off one.
// b. if it starts with http: don't do anything to the uri
// c. if it an absolute url, then it should be relative to
// the skin file since they wrote the absolute url in the skin file.
if (startsWithTwoSlashes)
uri = uri.substring(1);
else if (!(uri.startsWith("http:")))
uri = CSSUtils.getAbsoluteURIValue(sourceName, baseSourceURI, uri);
icon =
new URIImageIcon(uri, uri, width, height, null, inlineStyle);
}
}
else
{
/// neither text or image icon.
if (inlineStyle != null)
{
// create a styleNode, too with the inlineStyles.
createStyleNode = true;
}
}
}
else
{
icon = NullIcon.sharedInstance();
}
// if icon is not null, create an IconNode
if (icon != null)
iconNodeList.add(new IconNode(selectorName, icon));
return createStyleNode;
}
/**
* Creates a StyleNode object and adds it to the styleNodeList
* @param selectorName
* @param propertyNodeList
* @param trRuleRefList
* @param styleNodeList
*/
private static void _addStyleNode(
String selectorName,
List propertyNodeList,
List trRuleRefList,
Set inhibitedProperties,
boolean trTextAntialias,
List styleNodeList)
{
// these are the styles.
// At this point I have a selector name and the properties.
// create a StyleNode based on this information.
String name = null;
String selector = null;
int aliasIndex = selectorName.indexOf(":alias");
if (aliasIndex > -1)
{
// :alias means do not output style; it is a namedStyle, so we set
// the name and not the selector.
// first, strip off the '.' at the beginning and the :alias bit.
name = selectorName.substring(1, aliasIndex);
}
else
selector = selectorName;
// add text-antialias if it is set
if (trTextAntialias)
{
propertyNodeList.add(new PropertyNode("text-antialias", "true"));
}
// convert to a PropertyNode[], because StyleNode takes this type.
PropertyNode[] propertyArray =
propertyNodeList.toArray(new PropertyNode[propertyNodeList.size()]);
// if the trRuleRefList is not empty, create IncludeStyleNodes.
int length = trRuleRefList.size();
List includeStyleNodes = new ArrayList();
if (length > 0)
{
for(String value : trRuleRefList)
{
// parse the value, which will be of this form:
// -tr-rule-ref: selector(".AFBaseFont:alias") selector(".Foo")
// where you have more than one selector in an -tr-rule-ref definition
// or -tr-rule-ref: selector(".AFBaseFont:alias")
// where you have only one selector in an -tr-rule-ref definition.
// I want each selector value to be an IncludeStyleNode.
_addIncludeStyleNodes(value, includeStyleNodes);
}
}
// create a StyleNode
StyleNode styleNode =
new StyleNode(name,
selector,
propertyArray,
includeStyleNodes.toArray(new IncludeStyleNode[0]),
null,
inhibitedProperties);
styleNodeList.add(styleNode);
}
private static SkinPropertyNode _createSkinPropertyNode(
String selector,
String name,
String value)
{
// Store the property selector + property Name as the Skin Property Key.
// e.g., use af|breadCrumbs-tr-show-last-item
StringBuilder keyBuilder = new StringBuilder(selector.length() + name.length());
keyBuilder.append(selector);
keyBuilder.append(name);
String key = keyBuilder.toString();
// look up in map to get conversion
Class type = SkinProperties.PROPERTY_CLASS_TYPE_MAP.get(key);
Object propValueObj = null;
if (type != null)
{
try
{
// coerce the value to the type
propValueObj = Coercions.coerce(null, value, type);
}
catch (IllegalArgumentException ex)
{
if (_LOG.isWarning())
_LOG.warning(ex);
}
}
SkinPropertyNode node = new SkinPropertyNode(key,
propValueObj != null ? propValueObj : value);
return node;
}
// This is for -tr-rule-ref properties on styles.
private static void _addIncludeStyleNodes(
String value,
List includeStyleNodes )
{
if (value != null)
{
// parse string and create styleNode for each selector value
// the string will be of this form:
// selector(".AFBaseFont:alias") selector(".MyDarkBackground")
// or a single selector:
// selector(".AFBaseFont:alias")
// if it ends with :alias, it is a namedstyle.
List selectors = new ArrayList();
String[] test = _SELECTOR_PATTERN.split(value);
for (int i=0; i < test.length; i++)
{
int endIndex = test[i].indexOf(")");
if (endIndex > -1)
{
String selectorValue = test[i].substring(0, endIndex);
selectorValue = trimQuotes(selectorValue);
selectors.add(selectorValue);
}
}
// now take the selector List and convert it to IncludeStyleNodes.
int size = selectors.size();
for (int i=0; i < size; i++)
{
String includeStyle = selectors.get(i);
// if it has :alias at the end it is a named style
if (includeStyle.endsWith(":alias"))
{
// strip off :alias first and the . at the beginning
int endIndex = includeStyle.indexOf(":alias");
int startIndex = 0;
if (includeStyle.charAt(0) == '.')
startIndex = 1;
includeStyleNodes.add(new IncludeStyleNode(
includeStyle.substring(startIndex, endIndex),
null));
}
else
includeStyleNodes.add(new IncludeStyleNode(null, includeStyle));
}
}
}
private static StyleSheetDocument _createStyleSheetDocument(
ParseContext context,
List ssNodeList)
{
long timestamp = _getDocumentTimestamp(context);
return new StyleSheetDocument(ssNodeList.toArray(new StyleSheetNode[0]),
null,
timestamp);
}
// Returns the document timestamp for the style sheet that
// is currently being parsed, taking into account timestamps
// of any imported style sheets. (copied from StyleSheetDocumentParser)
private static long _getDocumentTimestamp(ParseContext parseContext)
{
long timestamp = StyleSheetDocument.UNKNOWN_TIMESTAMP;
// The only way to get the timestamp is through the
// InputStreamProvider.
InputStreamProvider provider = XMLUtils.getInputStreamProvider(parseContext);
if (provider != null)
{
// And this only works if we are using a File-based or URL-based InputStream
Object identifier = provider.getIdentifier();
if (identifier instanceof File)
timestamp = ((File)identifier).lastModified();
else if (identifier instanceof URL)
{
try
{
timestamp = URLUtils.getLastModified((URL) identifier);
}
catch (IOException io)
{
_LOG.warning("CANNOT_GET_STYLESHEET_DOCUMENT_TIMESTAMP");
}
}
}
return timestamp;
}
/** unused for now. we want to do this for icons, properties and styles at once
// substitute the prefix (the part that comes before the |) with
// its namespace
// e.g., selectorName = af|breadCrumbs
// af maps to http://myfaces.apache.org/adf/faces
// return
// http://myfaces.apache.org/adf/faces|navigationPath
private static String _getNamespacedSelector(
Map namespaceMap,
String selectorName)
{
int barIndex = selectorName.indexOf("|");
if (barIndex <= 0)
return selectorName;
else
{
String namespace =
(String)namespaceMap.get(selectorName.substring(0, barIndex));
if (namespace == null)
return selectorName;
return namespace.concat(selectorName.substring(barIndex));
}
}
**/
private static List _parseCSSStyleSheet(Reader reader)
{
SkinCSSParser parser = new SkinCSSParser();
SkinCSSDocumentHandler documentHandler = new SkinCSSDocumentHandler();
parser.parseCSSDocument(reader, documentHandler);
return documentHandler.getSkinStyleSheetNodes();
}
// Tests whether the specified property value is an "url" property.
private static boolean _isURLValue(String propertyValue)
{
// URL property values start with "url("
return propertyValue.startsWith("url(");
}
// Returns the uri portion of the url property value
private static String _getURIString(String propertyValue)
{
assert(_isURLValue(propertyValue));
int uriEnd = propertyValue.indexOf(')');
String uri = propertyValue.substring(4, uriEnd);
return trimQuotes(uri);
}
// returns true if the selectorName indicates that it is an icon.
private static boolean _isIcon(String selectorName)
{
// =-=jmw There is no good way to tell if this is an icon.
// for now, I look at the selector name.
// we do have some styles that have -icon- in the name, but it's
// not at the end which is how icons are determined.
// our icon names look like .AFWarningIcon:alias
// AFErrorIconStyle is a style.
// This supports pseudo-classes on icon definitions (e.g.,
// foo-icon:hover- or FooIcon:alias:hover)
// -icon: is a condition because it could be -icon:hover.
return (selectorName.endsWith("-icon") ||
(selectorName.indexOf("-icon:") > -1) ||
selectorName.indexOf("Icon:alias") > -1);
}
/**
* Given a String that denotes a width or height css style
* property, return an Integer. This will strip off 'px' from
* the string if there is one.
* e.g., if propertyValue is '7px', the Integer 7 will be returned.
* @param propertyValue - this is a string that indicates width
* or height.
* @return Integer
*/
private static Integer _convertPxDimensionStringToInteger(
String propertyValue)
{
int pxPosition = propertyValue.indexOf("px");
if (pxPosition > -1)
propertyValue = propertyValue.substring(0, pxPosition);
return Integer.valueOf(propertyValue);
}
private static class ResolvedSkinProperties
{
ResolvedSkinProperties(
List noTrPropertyList,
List trRuleRefList,
Set inhibitedPropertySet,
List skinPropertyNodeList,
boolean trTextAntialias)
{
_noTrPropertyList = noTrPropertyList;
_trRuleRefList = trRuleRefList;
_inhibitedPropertySet = inhibitedPropertySet;
_skinPropertyNodeList = skinPropertyNodeList;
_trTextAntialias = trTextAntialias;
}
public List getNoTrPropertyList()
{
return _noTrPropertyList;
}
public List getTrRuleRefList()
{
return _trRuleRefList;
}
public List getSkinPropertyNodeList()
{
return _skinPropertyNodeList;
}
public Set getInhibitedProperties()
{
return _inhibitedPropertySet;
}
public boolean isTrTextAntialias()
{
return _trTextAntialias;
}
private Set _inhibitedPropertySet;
private List _noTrPropertyList;
private List _trRuleRefList;
private List _skinPropertyNodeList;
private boolean _trTextAntialias;
}
// Custom Trinidad css properties:
//-tr-rule-ref, -tr-inhibit, -tr-text-antialias
private static final String _TR_PROPERTY_PREFIX = "-tr-";
// For backwards compatibility, keep the -ora- css properties in
// addition to the -tr- css properties.
private static final String _ORA_PROPERTY_PREFIX = "-ora-";
private static final String _PROPERTY_RULE_REF = "rule-ref";
private static final String _PROPERTY_INHIBIT = "inhibit";
private static final String _PROPERTY_TEXT_ANTIALIAS = "text-antialias";
private static final Pattern _INTEGER_PATTERN = Pattern.compile("\\d+(px)?");
private static final Pattern _SPACE_PATTERN = Pattern.compile("\\s");
private static final Pattern _SELECTOR_PATTERN = Pattern.compile("selector\\(");
static private final TrinidadLogger _LOG = TrinidadLogger.createTrinidadLogger(
SkinStyleSheetParserUtils.class);
}
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