StyleContext.NamedStyle (Java Platform SE 6)
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javax.swing.text
Class StyleContext.NamedStyle
java.lang.Object
javax.swing.text.StyleContext.NamedStyle
All Implemented Interfaces: Serializable, AttributeSet, MutableAttributeSet, Style
Enclosing class:StyleContext
public class StyleContext.NamedStyleextends Objectimplements Style, Serializable
A collection of attributes, typically used to represent
character and paragraph styles. This is an implementation
of MutableAttributeSet that can be observed if desired.
These styles will take advantage of immutability while
the sets are small enough, and may be substantially more
efficient than something like SimpleAttributeSet.
Warning:
Serialized objects of this class will not be compatible with
future Swing releases. The current serialization support is
appropriate for short term storage or RMI between applications running
the same version of Swing. As of 1.4, support for long term storage
of all JavaBeansTM
has been added to the java.beans package.
Please see XMLEncoder.
Nested Class Summary
Nested classes/interfaces inherited from interface javax.swing.text.AttributeSet
AttributeSet.CharacterAttribute, AttributeSet.ColorAttribute, AttributeSet.FontAttribute, AttributeSet.ParagraphAttribute
Field Summary
protected ChangeEvent
changeEvent
Only one ChangeEvent is needed per model instance since the
event's only (read-only) state is the source property.
protected EventListenerList
listenerList
The change listeners for the model.
Fields inherited from interface javax.swing.text.AttributeSet
NameAttribute, ResolveAttribute
Constructor Summary
StyleContext.NamedStyle()
Creates a new named style, with a null name and parent.
StyleContext.NamedStyle(String name,
Style parent)
Creates a new named style.
StyleContext.NamedStyle(Style parent)
Creates a new named style.
Method Summary
void
addAttribute(Object name,
Object value)
Adds an attribute.
void
addAttributes(AttributeSet attr)
Adds a set of attributes to the element.
void
addChangeListener(ChangeListener l)
Adds a change listener.
boolean
containsAttribute(Object name,
Object value)
Checks whether a given attribute name/value is defined.
boolean
containsAttributes(AttributeSet attrs)
Checks whether the element contains all the attributes.
AttributeSet
copyAttributes()
Copies a set of attributes.
protected void
fireStateChanged()
Notifies all listeners that have registered interest for
notification on this event type.
Object
getAttribute(Object attrName)
Gets the value of an attribute.
int
getAttributeCount()
Gets the number of attributes that are defined.
Enumeration<?>
getAttributeNames()
Gets the names of all attributes.
ChangeListener[]
getChangeListeners()
Returns an array of all the ChangeListeners added
to this NamedStyle with addChangeListener().
<T extends EventListener>
T[]
getListeners(Class<T> listenerType)
Return an array of all the listeners of the given type that
were added to this model.
String
getName()
Fetches the name of the style.
AttributeSet
getResolveParent()
Gets attributes from the parent.
boolean
isDefined(Object attrName)
Checks whether a given attribute is defined.
boolean
isEqual(AttributeSet attr)
Checks whether two attribute sets are equal.
void
removeAttribute(Object name)
Removes an attribute from the set.
void
removeAttributes(AttributeSet attrs)
Removes a set of attributes for the element.
void
removeAttributes(Enumeration<?> names)
Removes a set of attributes for the element.
void
removeChangeListener(ChangeListener l)
Removes a change listener.
void
setName(String name)
Changes the name of the style.
void
setResolveParent(AttributeSet parent)
Sets the resolving parent.
String
toString()
Converts the style to a string.
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
Field Detail
listenerList
protected EventListenerList listenerList
The change listeners for the model.
changeEvent
protected transient ChangeEvent changeEvent
Only one ChangeEvent is needed per model instance since the
event's only (read-only) state is the source property. The source
of events generated here is always "this".
Constructor Detail
StyleContext.NamedStyle
public StyleContext.NamedStyle(String name,
Style parent)
Creates a new named style.
Parameters:name - the style name, null for unnamedparent - the parent style, null if noneSince:
1.4
StyleContext.NamedStyle
public StyleContext.NamedStyle(Style parent)
Creates a new named style.
Parameters:parent - the parent style, null if noneSince:
1.4
StyleContext.NamedStyle
public StyleContext.NamedStyle()
Creates a new named style, with a null name and parent.
Method Detail
toString
public String toString()
Converts the style to a string.
Overrides:toString in class Object
Returns:the string
getName
public String getName()
Fetches the name of the style. A style is not required to be named,
so null is returned if there is no name associated with the style.
Specified by:getName in interface Style
Returns:the name
setName
public void setName(String name)
Changes the name of the style. Does nothing with a null name.
Parameters:name - the new name
addChangeListener
public void addChangeListener(ChangeListener l)
Adds a change listener.
Specified by:addChangeListener in interface Style
Parameters:l - the change listener
removeChangeListener
public void removeChangeListener(ChangeListener l)
Removes a change listener.
Specified by:removeChangeListener in interface Style
Parameters:l - the change listener
getChangeListeners
public ChangeListener[] getChangeListeners()
Returns an array of all the ChangeListeners added
to this NamedStyle with addChangeListener().
Returns:all of the ChangeListeners added or an empty
array if no listeners have been addedSince:
1.4
fireStateChanged
protected void fireStateChanged()
Notifies all listeners that have registered interest for
notification on this event type. The event instance
is lazily created using the parameters passed into
the fire method.
See Also:EventListenerList
getListeners
public <T extends EventListener> T[] getListeners(Class<T> listenerType)
Return an array of all the listeners of the given type that
were added to this model.
Returns:all of the objects receiving listenerType notifications
from this modelSince:
1.3
getAttributeCount
public int getAttributeCount()
Gets the number of attributes that are defined.
Specified by:getAttributeCount in interface AttributeSet
Returns:the number of attributes >= 0See Also:AttributeSet.getAttributeCount()
isDefined
public boolean isDefined(Object attrName)
Checks whether a given attribute is defined.
Specified by:isDefined in interface AttributeSet
Parameters:attrName - the non-null attribute name
Returns:true if the attribute is definedSee Also:AttributeSet.isDefined(java.lang.Object)
isEqual
public boolean isEqual(AttributeSet attr)
Checks whether two attribute sets are equal.
Specified by:isEqual in interface AttributeSet
Parameters:attr - the attribute set to check against
Returns:true if the sameSee Also:AttributeSet.isEqual(javax.swing.text.AttributeSet)
copyAttributes
public AttributeSet copyAttributes()
Copies a set of attributes.
Specified by:copyAttributes in interface AttributeSet
Returns:the copySee Also:AttributeSet.copyAttributes()
getAttribute
public Object getAttribute(Object attrName)
Gets the value of an attribute.
Specified by:getAttribute in interface AttributeSet
Parameters:attrName - the non-null attribute name
Returns:the attribute valueSee Also:AttributeSet.getAttribute(java.lang.Object)
getAttributeNames
public Enumeration<?> getAttributeNames()
Gets the names of all attributes.
Specified by:getAttributeNames in interface AttributeSet
Returns:the attribute names as an enumerationSee Also:AttributeSet.getAttributeNames()
containsAttribute
public boolean containsAttribute(Object name,
Object value)
Checks whether a given attribute name/value is defined.
Specified by:containsAttribute in interface AttributeSet
Parameters:name - the non-null attribute namevalue - the attribute value
Returns:true if the name/value is definedSee Also:AttributeSet.containsAttribute(java.lang.Object, java.lang.Object)
containsAttributes
public boolean containsAttributes(AttributeSet attrs)
Checks whether the element contains all the attributes.
Specified by:containsAttributes in interface AttributeSet
Parameters:attrs - the attributes to check
Returns:true if the element contains all the attributesSee Also:AttributeSet.containsAttributes(javax.swing.text.AttributeSet)
getResolveParent
public AttributeSet getResolveParent()
Gets attributes from the parent.
If not overriden, the resolving parent defaults to
the parent element.
Specified by:getResolveParent in interface AttributeSet
Returns:the attributes from the parentSee Also:AttributeSet.getResolveParent()
addAttribute
public void addAttribute(Object name,
Object value)
Adds an attribute.
Specified by:addAttribute in interface MutableAttributeSet
Parameters:name - the non-null attribute namevalue - the attribute valueSee Also:MutableAttributeSet.addAttribute(java.lang.Object, java.lang.Object)
addAttributes
public void addAttributes(AttributeSet attr)
Adds a set of attributes to the element.
Specified by:addAttributes in interface MutableAttributeSet
Parameters:attr - the attributes to addSee Also:MutableAttributeSet.addAttribute(java.lang.Object, java.lang.Object)
removeAttribute
public void removeAttribute(Object name)
Removes an attribute from the set.
Specified by:removeAttribute in interface MutableAttributeSet
Parameters:name - the non-null attribute nameSee Also:MutableAttributeSet.removeAttribute(java.lang.Object)
removeAttributes
public void removeAttributes(Enumeration<?> names)
Removes a set of attributes for the element.
Specified by:removeAttributes in interface MutableAttributeSet
Parameters:names - the attribute namesSee Also:MutableAttributeSet.removeAttributes(java.util.Enumeration)
removeAttributes
public void removeAttributes(AttributeSet attrs)
Removes a set of attributes for the element.
Specified by:removeAttributes in interface MutableAttributeSet
Parameters:attrs - the attributesSee Also:MutableAttributeSet.removeAttributes(java.util.Enumeration)
setResolveParent
public void setResolveParent(AttributeSet parent)
Sets the resolving parent.
Specified by:setResolveParent in interface MutableAttributeSet
Parameters:parent - the parent, null if noneSee Also:MutableAttributeSet.setResolveParent(javax.swing.text.AttributeSet)
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Submit a bug or featureFor further API reference and developer documentation, see Java SE Developer Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples. Copyright 2009 Sun Microsystems, Inc. All rights reserved. Use is subject to license terms. Also see the documentation redistribution policy.
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