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java.lang.Objectorg.zkoss.zk.ui.metainfo.HeaderInfo
public class HeaderInfo
Represents a header element, such as <?link> and <?meta> directives on the ZUML page. They are usually represented as directives in ZUML. For example, the link and meta directives represent <link> and <meta> HTML tags, respectively.
Notice
Include.getMode()
), the directives will be ignored.It is not serializable.
Constructor Summary | |
---|---|
HeaderInfo(EvaluatorRef evalr,
java.lang.String name,
java.util.Map attrs,
ConditionImpl cond)
Constructor. |
Method Summary | |
---|---|
java.lang.String |
getName()
Returns the tag name of this header element. |
boolean |
isEffective(Component comp)
Used to evaluate whether it is effective. |
boolean |
isEffective(Page page)
Used to evaluate whether it is effective. |
java.lang.String |
toHTML(Page page)
Returns as HTML tag(s) representing this header element. |
java.lang.String |
toHTML(PageDefinition pgdef,
Page page)
Deprecated. As of release 5.0.0, replaced with toHTML(Page) . |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public HeaderInfo(EvaluatorRef evalr, java.lang.String name, java.util.Map attrs, ConditionImpl cond)
Note: it detects the href attribute (from the attrs argument), and
encodes it with Executions.encodeURL(java.lang.String)
.
name
- the tag name, such as link (never null or empty).attrs
- a map of (String, String) attributes.Method Detail |
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public java.lang.String getName()
public java.lang.String toHTML(Page page)
Notice that it does NOT invoke isEffective(org.zkoss.zk.ui.Component)
, so the caller
has to call it first.
page
- the page containing this header element.
It is used to evaluate EL expression, if any, contained in the value.public java.lang.String toHTML(PageDefinition pgdef, Page page)
toHTML(Page)
.
public boolean isEffective(Component comp)
Condition
isEffective
in interface Condition
comp
- used as the self variable. Ignored if null.public boolean isEffective(Page page)
Condition
isEffective
in interface Condition
page
- used as the self variable. Ignored if null.
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