org.apache.jetspeed.portlets.tags
Class PortletTreeControlTag

java.lang.Object
  javax.servlet.jsp.tagext.TagSupport
      org.apache.webapp.admin.TreeControlTag
          org.apache.jetspeed.portlets.tags.PortletTreeControlTag

All Implemented Interfaces:

Serializable, javax.servlet.jsp.tagext.IterationTag, javax.servlet.jsp.tagext.Tag

public class PortletTreeControlTag
extends org.apache.webapp.admin.TreeControlTag

Author:

Jeremy Ford

See Also:

Serialized Form

Field Summary

(package private) static String	IMAGE_HANDLE_DOWN_LAST The names of tree state images that we need.
(package private) static String	IMAGE_HANDLE_DOWN_MIDDLE
(package private) static String	IMAGE_HANDLE_RIGHT_LAST
(package private) static String	IMAGE_HANDLE_RIGHT_MIDDLE
(package private) static String	IMAGE_LINE_LAST
(package private) static String	IMAGE_LINE_MIDDLE
(package private) static String	IMAGE_LINE_VERTICAL
private static String	PORTLET_REQUEST
private static String	PORTLET_SESSION

Fields inherited from class org.apache.webapp.admin.TreeControlTag

action, images, scope, style, styleSelected, styleUnselected, tree

Fields inherited from class javax.servlet.jsp.tagext.TagSupport

id, pageContext

Fields inherited from interface javax.servlet.jsp.tagext.IterationTag

EVAL_BODY_AGAIN

Fields inherited from interface javax.servlet.jsp.tagext.Tag

EVAL_BODY_INCLUDE, EVAL_PAGE, SKIP_BODY, SKIP_PAGE

Constructor Summary

PortletTreeControlTag()

Method Summary

protected org.apache.webapp.admin.TreeControl	getTreeControl() Return the TreeControl instance for the tree control that we are rendering.
protected void	render(javax.servlet.jsp.JspWriter out, org.apache.webapp.admin.TreeControlNode node, int level, int width, boolean last) Render the specified node, as controlled by the specified parameters.
void	setScope(String scope)

Methods inherited from class org.apache.webapp.admin.TreeControlTag

doEndTag, getAction, getImages, getScope, getStyle, getStyleSelected, getStyleUnselected, getTree, release, replace, setAction, setImages, setStyle, setStyleSelected, setStyleUnselected, setTree

Methods inherited from class javax.servlet.jsp.tagext.TagSupport

doAfterBody, doStartTag, findAncestorWithClass, getId, getParent, getValue, getValues, removeValue, setId, setPageContext, setParent, setValue

Methods inherited from class java.lang.Object

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

Field Detail

PORTLET_REQUEST

private static final String PORTLET_REQUEST

See Also:

Constant Field Values

PORTLET_SESSION

private static final String PORTLET_SESSION

See Also:

Constant Field Values

IMAGE_HANDLE_DOWN_LAST

static final String IMAGE_HANDLE_DOWN_LAST

The names of tree state images that we need. Copied from parent

See Also:

Constant Field Values

IMAGE_HANDLE_DOWN_MIDDLE

static final String IMAGE_HANDLE_DOWN_MIDDLE

See Also:

Constant Field Values

IMAGE_HANDLE_RIGHT_LAST

static final String IMAGE_HANDLE_RIGHT_LAST

See Also:

Constant Field Values

IMAGE_HANDLE_RIGHT_MIDDLE

static final String IMAGE_HANDLE_RIGHT_MIDDLE

See Also:

Constant Field Values

IMAGE_LINE_LAST

static final String IMAGE_LINE_LAST

See Also:

Constant Field Values

IMAGE_LINE_MIDDLE

static final String IMAGE_LINE_MIDDLE

See Also:

Constant Field Values

IMAGE_LINE_VERTICAL

static final String IMAGE_LINE_VERTICAL

See Also:

Constant Field Values

Constructor Detail

PortletTreeControlTag

public PortletTreeControlTag()

Method Detail

setScope

public void setScope(String scope)

Overrides:

setScope in class org.apache.webapp.admin.TreeControlTag

getTreeControl

protected org.apache.webapp.admin.TreeControl getTreeControl()
                                                      throws javax.servlet.jsp.JspException

Return the TreeControl instance for the tree control that we are rendering.

Overrides:

getTreeControl in class org.apache.webapp.admin.TreeControlTag

Throws:

javax.servlet.jsp.JspException - if no TreeControl instance can be found

render

protected void render(javax.servlet.jsp.JspWriter out,
                      org.apache.webapp.admin.TreeControlNode node,
                      int level,
                      int width,
                      boolean last)
               throws IOException

Render the specified node, as controlled by the specified parameters.

Overrides:

render in class org.apache.webapp.admin.TreeControlTag

Parameters:

out - The JspWriter to which we are writing

node - The TreeControlNode we are currently rendering

level - The indentation level of this node in the tree

width - Total displayable width of the tree

last - Is this the last node in a list?

Throws:

IOException - if an input/output error occurs