BlockElementTag (Open Core)

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org.opensubsystems.core.www
Class BlockElementTag

java.lang.Object
  javax.servlet.jsp.tagext.TagSupport
      javax.servlet.jsp.tagext.BodyTagSupport
          org.opensubsystems.core.www.PageElementCacheTag
              org.opensubsystems.core.www.BlockElementTag

All Implemented Interfaces:: java.io.Serializable, javax.servlet.jsp.tagext.BodyTag, javax.servlet.jsp.tagext.IterationTag, javax.servlet.jsp.tagext.JspTag, javax.servlet.jsp.tagext.Tag

Direct Known Subclasses:: WebModuleTag

public class BlockElementTag
extends PageElementCacheTag
extends PageElementCacheTag

Custom tag to generate all HTML code necessary to display block element (DIV or SPAN), for which we can set id and style and the ID is remembered so that child containers can access it and use it to generate compound IDs.

Version:: $Id: BlockElementTag.java,v 1.16 2007/01/07 06:14:08 bastafidli Exp $
Author:: Miro Halas
See Also:: Serialized Form
Code reviewer:: Miro Halas
Code reviewed:: 1.12 2006/02/17 06:54:09 bastafidli

Field Summary
`static java.lang.String`	`CURRENT_ELEMENT_ID` Name of the attribute representing stack storing ID of the current element.
`static java.lang.String`	`DIV_BLOCK_ELEMENT` DIV block element.
`protected java.lang.String`	`m_strCssclass` Class for the the whole element.
`protected java.lang.String`	`m_strIdSuffix` Suffix to append to id when generating HTML.
`protected java.lang.String`	`m_strRelatedIds` Flag signaling if the id of this element is related to the id of the parent element.
`protected java.lang.String`	`m_strStyle` Additional CSS style for the the whole element.
`protected java.lang.String`	`m_strType` Type of the block element.
`static java.lang.String`	`SPAN_BLOCK_ELEMENT` SPAN block element.

Fields inherited from class org.opensubsystems.core.www.PageElementCacheTag
`CACHE_INDICATOR, CSS_ELEMENT, JS_ELEMENT, m_strCacheas, m_strId, PAGE_ELEMENTS_CACHE, SCRIPT_ELEMENT`

Fields inherited from class javax.servlet.jsp.tagext.BodyTagSupport
`bodyContent`

Fields inherited from class javax.servlet.jsp.tagext.TagSupport
`id, pageContext`

Fields inherited from interface javax.servlet.jsp.tagext.BodyTag
`EVAL_BODY_BUFFERED, EVAL_BODY_TAG`

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
`BlockElementTag(java.lang.String strCssclass, java.lang.String strType)` Constructor for custom tag.

Method Summary
`protected void`	`adjustId()` Checks if the ids of this and parent tags are related and if they are, change the id of this tag to be concatenation with the parent id.
`int`	`doEndTag()`
`int`	`doStartTag()`
`java.lang.String`	`getCssclass()`
`protected java.lang.String`	`getCurrentId()` Restore to the current id to be used by nested elements.
`java.lang.String`	`getRelatedids()`
`java.lang.String`	`getStyle()`
`java.lang.String`	`getType()`
`boolean`	`isRelatedIdsTag()`
`protected void`	`popCurrentId()` Restore to the current id to be used by nested elements.
`protected void`	`pushCurrentId()` Store to the current id to be used by nested elements.
`protected void`	`restoreId()` Restore the changed (if any) made by adjustId method.
`void`	`setCssclass(java.lang.String strCssclass)`
`void`	`setRelatedids(boolean bRelatedIds)`
`void`	`setRelatedids(java.lang.String strRelatedIds)`
`protected void`	`setStoredId(boolean bIdStored)` Set up flag for stored ID
`void`	`setStyle(java.lang.String style)`
`void`	`setType(java.lang.String strType)`

Methods inherited from class org.opensubsystems.core.www.PageElementCacheTag
`cache, getCacheas, getCachedContent, getCachedContent, getCachedContent, getCachedContentElements, getId, setCacheas, setId`

Methods inherited from class javax.servlet.jsp.tagext.BodyTagSupport
`doAfterBody, doInitBody, getBodyContent, getPreviousOut, release, setBodyContent`

Methods inherited from class javax.servlet.jsp.tagext.TagSupport
`findAncestorWithClass, getParent, getValue, getValues, removeValue, setPageContext, setParent, setValue`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Methods inherited from interface javax.servlet.jsp.tagext.Tag
`getParent, setPageContext, setParent`

Field Detail

CURRENT_ELEMENT_ID

public static final java.lang.String CURRENT_ELEMENT_ID

Name of the attribute representing stack storing ID of the current element.

See Also:: Constant Field Values

DIV_BLOCK_ELEMENT

public static final java.lang.String DIV_BLOCK_ELEMENT

DIV block element.

See Also:: Constant Field Values

SPAN_BLOCK_ELEMENT

public static final java.lang.String SPAN_BLOCK_ELEMENT

SPAN block element.

See Also:: Constant Field Values

m_strCssclass

protected java.lang.String m_strCssclass

Class for the the whole element.

m_strStyle

protected java.lang.String m_strStyle

Additional CSS style for the the whole element.

m_strType

protected java.lang.String m_strType

Type of the block element.

m_strIdSuffix

protected java.lang.String m_strIdSuffix

Suffix to append to id when generating HTML.

m_strRelatedIds

protected java.lang.String m_strRelatedIds

Flag signaling if the id of this element is related to the id of the parent element. If true then the current id is concatenated with the parent id when any code is being generated. If false then only the current id as setup for this element is being used. Null means false to speed up the code.

Constructor Detail