de.matthiasmann.twl.textarea
Class HTMLTextAreaModel

java.lang.Object
  de.matthiasmann.twl.model.HasCallback
      de.matthiasmann.twl.textarea.HTMLTextAreaModel

All Implemented Interfaces:

TextAreaModel, WithRunnableCallback, java.lang.Iterable<TextAreaModel.Element>

public class HTMLTextAreaModel
extends HasCallback
implements TextAreaModel

A simple XHTML parser. The following tags are supported:

• a
  Attributes: href
• p
• br
• img
  Attributes: src, alt
  Styles: float, display, width, height
• span
• div
  Styles: background-image, float, width
  Required styles for floating blocks: width
  Optional styles for floating blocks: height
• ul
• li
  Styles: list-style-image
• button
  Attributes: name, value
  Styles: float, display, width, height
• table
  Attributes: cellspacing, cellpadding
  Required styles: width
• tr
  Styles: height
• td
  Attributes: colspan
  Styles: width

The following generic CSS attributes are supported:

• font-family
  References a font in the theme
• text-align
• text-ident
• margin
• margin-top
• margin-left
• margin-right
• margin-bottom
• padding
• padding-top
• padding-left
• padding-right
• padding-bottom
• clear
• vertical-align
• white-space
  Only normal and pre

Numeric values must use on of the following units: em, ex, px, %

Nested Class Summary

Nested classes/interfaces inherited from interface de.matthiasmann.twl.textarea.TextAreaModel

TextAreaModel.BlockElement, TextAreaModel.Clear, TextAreaModel.ContainerElement, TextAreaModel.Display, TextAreaModel.Element, TextAreaModel.FloatPosition, TextAreaModel.HAlignment, TextAreaModel.ImageElement, TextAreaModel.LineBreakElement, TextAreaModel.LinkElement, TextAreaModel.ListElement, TextAreaModel.OrderedListElement, TextAreaModel.ParagraphElement, TextAreaModel.TableCellElement, TextAreaModel.TableElement, TextAreaModel.TextElement, TextAreaModel.VAlignment, TextAreaModel.WidgetElement

Constructor Summary

HTMLTextAreaModel()
Creates a new HTMLTextAreaModel without content.

HTMLTextAreaModel(java.io.Reader r)
Creates a new HTMLTextAreaModel and parses the content of the given Reader.

HTMLTextAreaModel(java.lang.String html)
Creates a new HTMLTextAreaModel and parses the given html.

Method Summary

void	domModified()
TextAreaModel.Element	getElementById(java.lang.String id)
java.lang.Iterable<java.lang.String>	getStyleSheetLinks() Returns all links to CSS style sheets
java.lang.String	getTitle() Returns the title of this XHTML document or null if it has no title.
java.util.Iterator<TextAreaModel.Element>	iterator()
void	parseXHTML(java.io.Reader reader) Parse a XHTML document.
void	readHTMLFromStream(java.io.Reader r) Deprecated. use parseXHTML(java.io.Reader)
void	readHTMLFromURL(java.net.URL url) Reads HTML from the given URL.
void	setHtml(java.lang.String html) Sets the a html to parse.

Methods inherited from class de.matthiasmann.twl.model.HasCallback

addCallback, doCallback, hasCallbacks, removeCallback

Methods inherited from class java.lang.Object

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

Methods inherited from interface de.matthiasmann.twl.textarea.TextAreaModel

addCallback, removeCallback

Constructor Detail

HTMLTextAreaModel

public HTMLTextAreaModel()

Creates a new HTMLTextAreaModel without content.

HTMLTextAreaModel

public HTMLTextAreaModel(java.lang.String html)

Creates a new HTMLTextAreaModel and parses the given html.

Parameters:

html - the HTML to parse

See Also:

setHtml(java.lang.String)

HTMLTextAreaModel

public HTMLTextAreaModel(java.io.Reader r)
                  throws java.io.IOException

Creates a new HTMLTextAreaModel and parses the content of the given Reader.

Parameters:

r - the reader to parse html from

Throws:

java.io.IOException - if an error occured while reading

See Also:

parseXHTML(java.io.Reader)

Method Detail

setHtml

public void setHtml(java.lang.String html)

Sets the a html to parse.

Parameters:

html - the html.

readHTMLFromStream

public void readHTMLFromStream(java.io.Reader r)
                        throws java.io.IOException

Deprecated. use parseXHTML(java.io.Reader)

Reads HTML from the given Reader.

Parameters:

r - the reader to parse html from

Throws:

java.io.IOException - if an error occured while reading

See Also:

setHtml(java.lang.String)

readHTMLFromURL

public void readHTMLFromURL(java.net.URL url)
                     throws java.io.IOException

Reads HTML from the given URL.

Parameters:

url - the URL to parse.

Throws:

java.io.IOException - if an error occured while reading

See Also:

parseXHTML(java.io.Reader)

iterator

public java.util.Iterator<TextAreaModel.Element> iterator()

Specified by:

iterator in interface java.lang.Iterable<TextAreaModel.Element>

getStyleSheetLinks

public java.lang.Iterable<java.lang.String> getStyleSheetLinks()

Returns all links to CSS style sheets

Returns:

an Iterable containing all hrefs

getTitle

public java.lang.String getTitle()

Returns the title of this XHTML document or null if it has no title.

Returns:

the title of this XHTML document or null if it has no title.

getElementById

public TextAreaModel.Element getElementById(java.lang.String id)

domModified

public void domModified()

parseXHTML

public void parseXHTML(java.io.Reader reader)

Parse a XHTML document. The root element must be <html>

Parameters:

reader - the reader used to read the XHTML document.