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java.lang.Objectjavax.servlet.jsp.tagext.TagSupport
net.ontopia.topicmaps.webed.taglibs.form.ListTag
public class ListTag
INTERNAL: Custom tag that represents a list to select one or multiple values from (aka drop-down and scrolling menus) in an input form.
Nested Class Summary | |
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class |
ListTag.NameIdContainer
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Field Summary | |
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protected String |
action_name
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protected String |
collection_name
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protected String |
id
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protected String |
klass
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protected String |
params
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protected String |
readonly
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protected String |
selected_name
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protected static String |
TEMPLATE_FILE
The default location where the velocity template can be retrieved from. |
protected String |
type
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protected String |
unspecified
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Fields inherited from class javax.servlet.jsp.tagext.TagSupport |
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pageContext |
Fields inherited from interface javax.servlet.jsp.tagext.IterationTag |
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EVAL_BODY_AGAIN |
Fields inherited from interface javax.servlet.jsp.tagext.Tag |
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EVAL_BODY_INCLUDE, EVAL_PAGE, SKIP_BODY, SKIP_PAGE |
Constructor Summary | |
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ListTag()
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Method Summary | |
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int |
doEndTag()
Generate the required select tag. |
int |
doStartTag()
Process the start tag, do nothing. |
void |
release()
Release any acquired resources. |
void |
setAction(String action_name)
Sets the name of the related action (required). |
void |
setClass(String klass)
Sets the class attribute of the tag. |
void |
setCollection(String collection_name)
Sets the variable name of the collection that contains the candidates for the object's value. |
void |
setId(String id)
Sets the id of the tag. |
void |
setParams(String params)
Sets the variable name(s) of the parameter(s) transmitted to the action separated by whitespaces (optional). |
void |
setReadonly(String readonly)
Sets the the readonly flag of the tag. |
void |
setSelected(String selected_name)
Sets the variable name of the currently set value. |
void |
setType(String type)
Sets which type of menu should be used when presenting the selection list (allowed values are "dropdown" and "scrolling"). |
void |
setUnspecified(String unspecified)
Tells the tag what text to use for the '-unspecified-' item at the top of the list. |
Methods inherited from class javax.servlet.jsp.tagext.TagSupport |
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doAfterBody, findAncestorWithClass, getId, getParent, getValue, getValues, removeValue, setPageContext, setParent, setValue |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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protected static final String TEMPLATE_FILE
protected String id
protected String readonly
protected String klass
protected String action_name
protected String params
protected String collection_name
protected String selected_name
protected String type
protected String unspecified
Constructor Detail |
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public ListTag()
Method Detail |
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public int doStartTag()
doStartTag
in interface javax.servlet.jsp.tagext.Tag
doStartTag
in class javax.servlet.jsp.tagext.TagSupport
EVAL_BODY_INCLUDE
public int doEndTag() throws javax.servlet.jsp.JspException
doEndTag
in interface javax.servlet.jsp.tagext.Tag
doEndTag
in class javax.servlet.jsp.tagext.TagSupport
javax.servlet.jsp.JspException
- if a JSP exception has occurredpublic void release()
release
in interface javax.servlet.jsp.tagext.Tag
release
in class javax.servlet.jsp.tagext.TagSupport
public void setId(String id)
setId
in class javax.servlet.jsp.tagext.TagSupport
public void setReadonly(String readonly)
public void setClass(String klass)
public void setAction(String action_name)
public void setParams(String params)
public void setCollection(String collection_name)
public void setSelected(String selected_name)
public void setType(String type)
Note: If 'type' is not set, "dropdown" will be the default behaviour.
public void setUnspecified(String unspecified)
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