Class HTMLEditorKit.HTMLTextAction

All Implemented Interfaces:
ActionListener, Serializable, Cloneable, EventListener, Action
Direct Known Subclasses:
HTMLEditorKit.InsertHTMLTextAction
Enclosing class:
HTMLEditorKit
public abstract static class HTMLEditorKit.HTMLTextAction
extends StyledEditorKit.StyledTextAction

An abstract Action providing some convenience methods that may be useful in inserting HTML into an existing document.

NOTE: None of the convenience methods obtain a lock on the document. If you have another thread modifying the text these methods may have inconsistent behavior, or return the wrong thing.

See Also:
Serialized Form

Field Summary

Fields declared in class javax.swing.AbstractAction

changeSupport, enabled

Fields declared in interface javax.swing.Action

ACCELERATOR_KEY, ACTION_COMMAND_KEY, DEFAULT, DISPLAYED_MNEMONIC_INDEX_KEY, LARGE_ICON_KEY, LONG_DESCRIPTION, MNEMONIC_KEY, NAME, SELECTED_KEY, SHORT_DESCRIPTION, SMALL_ICON

Constructor Summary

Constructors
Constructor Description
HTMLTextAction​(String name)

Creates a new HTMLTextAction from a string action name.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type Method Description
protected int elementCountToTag​(HTMLDocument doc, int offset, HTML.Tag tag)

Returns number of elements, starting at the deepest leaf, needed to get to an element representing tag.
protected Element findElementMatchingTag​(HTMLDocument doc, int offset, HTML.Tag tag)

Returns the deepest element at offset matching tag.
protected Element[] getElementsAt​(HTMLDocument doc, int offset)

Returns an array of the Elements that contain offset.
protected HTMLDocument getHTMLDocument​(JEditorPane e)
protected HTMLEditorKit getHTMLEditorKit​(JEditorPane e)

Methods declared in class javax.swing.text.StyledEditorKit.StyledTextAction

getEditor, getStyledDocument, getStyledEditorKit, setCharacterAttributes, setParagraphAttributes

Methods declared in class javax.swing.text.TextAction

augmentList, getFocusedComponent, getTextComponent

Methods declared in class javax.swing.AbstractAction

addPropertyChangeListener, clone, firePropertyChange, getKeys, getPropertyChangeListeners, getValue, isEnabled, putValue, removePropertyChangeListener, setEnabled

Methods declared in class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods declared in interface javax.swing.Action

accept

Methods declared in interface java.awt.event.ActionListener

actionPerformed

Constructor Detail

HTMLTextAction

public HTMLTextAction​(String name)

Creates a new HTMLTextAction from a string action name.

Parameters:
name - the name of the action

Method Detail

getHTMLDocument

protected HTMLDocument getHTMLDocument​(JEditorPane e)
Parameters:
e - the JEditorPane
Returns:
HTMLDocument of e.

getHTMLEditorKit

protected HTMLEditorKit getHTMLEditorKit​(JEditorPane e)
Parameters:
e - the JEditorPane
Returns:
HTMLEditorKit for e.

getElementsAt

protected Element[] getElementsAt​(HTMLDocument doc,
                                  int offset)

Returns an array of the Elements that contain offset. The first elements corresponds to the root.

Parameters:
doc - an instance of HTMLDocument
offset - value of offset
Returns:
an array of the Elements that contain offset

elementCountToTag

protected int elementCountToTag​(HTMLDocument doc,
                                int offset,
                                HTML.Tag tag)

Returns number of elements, starting at the deepest leaf, needed to get to an element representing tag. This will return -1 if no elements is found representing tag, or 0 if the parent of the leaf at offset represents tag.

Parameters:
doc - an instance of HTMLDocument
offset - an offset to start from
tag - tag to represent
Returns:
number of elements

findElementMatchingTag

protected Element findElementMatchingTag​(HTMLDocument doc,
                                         int offset,
                                         HTML.Tag tag)

Returns the deepest element at offset matching tag.

Parameters:
doc - an instance of HTMLDocument
offset - the specified offset >= 0
tag - an instance of HTML.Tag
Returns:
the deepest element