org.apache.myfaces.custom.roundeddiv
Class HtmlRoundedDivRenderer

java.lang.Object
  javax.faces.render.Renderer
      org.apache.myfaces.shared_tomahawk.renderkit.html.HtmlRenderer
          org.apache.myfaces.custom.htmlTag.HtmlTagRenderer
              org.apache.myfaces.custom.roundeddiv.HtmlRoundedDivRenderer

All Implemented Interfaces:

org.apache.myfaces.renderkit.html.util.ResourceLoader

public class HtmlRoundedDivRenderer
extends org.apache.myfaces.custom.htmlTag.HtmlTagRenderer
implements org.apache.myfaces.renderkit.html.util.ResourceLoader

Renderer for the HtmlRoundedDiv component.

Version:

$Revision: 700624 $ $Date: 2008-09-30 18:04:29 -0500 (Tue, 30 Sep 2008) $

Author:

Andrew Robinson (latest modification by $Author: lu4242 $)

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.myfaces.renderkit.html.util.ResourceLoader

org.apache.myfaces.renderkit.html.util.ResourceLoader.ClosedSocketException

Field Summary

static java.lang.String

RENDERER_TYPE

Constructor Summary

HtmlRoundedDivRenderer()

Method Summary

protected java.awt.Dimension	_getSize(HtmlRoundedDiv component)
protected void	addImage(javax.faces.context.ResponseWriter writer, javax.faces.context.FacesContext context, HtmlRoundedDiv component, java.lang.String area, java.util.Set areas, boolean ie) Adds an IMG tag to the response for an image
protected void	addPadding(int padding, java.lang.StringBuffer style, java.util.Set areas) Adds padding to the inner DIV so that the contents do not overlap the rounded corner
protected RoundedBorderGenerator	buildGenerator(javax.servlet.http.HttpServletRequest request)
protected java.util.Map	buildParameterMap(HtmlRoundedDiv component, java.lang.String area) Build a set of parameters as a map that are needed for the rendering
protected java.lang.String	colorToHtml(java.awt.Color c) Convert a color to an HTML style color (i.e.
void	encodeBegin(javax.faces.context.FacesContext context, javax.faces.component.UIComponent component)
void	encodeChildren(javax.faces.context.FacesContext context, javax.faces.component.UIComponent component)
protected void	encodeContentColumn(javax.faces.context.ResponseWriter writer, javax.faces.context.FacesContext context, HtmlRoundedDiv component, java.util.Set areas, boolean ie)
protected void	encodeDivBegin(javax.faces.context.FacesContext context, boolean ie, HtmlRoundedDiv div, javax.faces.context.ResponseWriter writer, java.util.Set areas)
void	encodeEnd(javax.faces.context.FacesContext context, javax.faces.component.UIComponent component)
protected void	encodeImageColumn(javax.faces.context.ResponseWriter writer, javax.faces.context.FacesContext context, HtmlRoundedDiv component, java.lang.String area, java.util.Set areas, int padding, boolean ie)
protected void	encodeTable(javax.faces.context.FacesContext context, boolean ie, HtmlRoundedDiv div, javax.faces.context.ResponseWriter writer, java.util.Set areas)
protected int	getAreaAsSection(java.lang.String area) Convert the string area to one of the integer constants from RoundedBorderGenerator
protected java.util.Set	getAreasToRender(javax.faces.context.FacesContext context, HtmlRoundedDiv component) Get the areas to render.
protected java.lang.String	getCacheKey(java.lang.String queryString)
protected java.lang.String	getImageSource(javax.faces.context.FacesContext context, HtmlRoundedDiv component, java.lang.String area) Get the URL to use to let this class work with the MyFaces resource handling in order to generate the image
boolean	getRendersChildren()
protected RoundedBorderGenerator	initCachedGenerator(javax.servlet.http.HttpServletRequest request, java.lang.String cacheKey)
protected boolean	isIE(javax.faces.context.FacesContext context) Check if the user is using IE
void	serveResource(javax.servlet.ServletContext context, javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, java.lang.String resourceUri)
protected void	setCssPosition(int padding, java.lang.StringBuffer style, java.lang.String area, java.util.Set areas) Set the CSS position using CSS2 attributes
protected void	setIECssPosition(int padding, java.lang.StringBuffer style, java.lang.String area, java.util.Set areas) Set the CSS positioning attributes for IE6

Methods inherited from class org.apache.myfaces.shared_tomahawk.renderkit.html.HtmlRenderer

getActionUrl, getChildCount, getChildren, getClientId, renderId, shouldRenderId, toUri

Methods inherited from class javax.faces.render.Renderer

convertClientId, decode, getConvertedValue

Methods inherited from class java.lang.Object

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

Field Detail

RENDERER_TYPE

public static final java.lang.String RENDERER_TYPE

See Also:

Constant Field Values

Constructor Detail

HtmlRoundedDivRenderer

public HtmlRoundedDivRenderer()

Method Detail

serveResource

public void serveResource(javax.servlet.ServletContext context,
                          javax.servlet.http.HttpServletRequest request,
                          javax.servlet.http.HttpServletResponse response,
                          java.lang.String resourceUri)
                   throws java.io.IOException

Specified by:

serveResource in interface org.apache.myfaces.renderkit.html.util.ResourceLoader

Throws:

java.io.IOException

See Also:

ResourceLoader.serveResource( javax.servlet.ServletContext, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse, java.lang.String)

initCachedGenerator

protected RoundedBorderGenerator initCachedGenerator(javax.servlet.http.HttpServletRequest request,
                                                     java.lang.String cacheKey)

Parameters:

request -

cacheKey -

Returns:

buildGenerator

protected RoundedBorderGenerator buildGenerator(javax.servlet.http.HttpServletRequest request)

encodeBegin

public void encodeBegin(javax.faces.context.FacesContext context,
                        javax.faces.component.UIComponent component)
                 throws java.io.IOException

Overrides:

encodeBegin in class org.apache.myfaces.custom.htmlTag.HtmlTagRenderer

Throws:

java.io.IOException

See Also:

HtmlTagRenderer.encodeBegin( javax.faces.context.FacesContext, javax.faces.component.UIComponent)

encodeDivBegin

protected void encodeDivBegin(javax.faces.context.FacesContext context,
                              boolean ie,
                              HtmlRoundedDiv div,
                              javax.faces.context.ResponseWriter writer,
                              java.util.Set areas)
                       throws java.io.IOException

Throws:

java.io.IOException

encodeTable

protected void encodeTable(javax.faces.context.FacesContext context,
                           boolean ie,
                           HtmlRoundedDiv div,
                           javax.faces.context.ResponseWriter writer,
                           java.util.Set areas)
                    throws java.io.IOException

Throws:

java.io.IOException

encodeChildren

public void encodeChildren(javax.faces.context.FacesContext context,
                           javax.faces.component.UIComponent component)
                    throws java.io.IOException

Overrides:

encodeChildren in class javax.faces.render.Renderer

Throws:

java.io.IOException

See Also:

Renderer.encodeChildren(javax.faces.context.FacesContext, javax.faces.component.UIComponent)

encodeEnd

public void encodeEnd(javax.faces.context.FacesContext context,
                      javax.faces.component.UIComponent component)
               throws java.io.IOException

Overrides:

encodeEnd in class org.apache.myfaces.custom.htmlTag.HtmlTagRenderer

Throws:

java.io.IOException

See Also:

HtmlTagRenderer.encodeEnd(javax.faces.context.FacesContext, javax.faces.component.UIComponent)

getRendersChildren

public boolean getRendersChildren()

Overrides:

getRendersChildren in class javax.faces.render.Renderer

See Also:

Renderer.getRendersChildren()

getAreaAsSection

protected int getAreaAsSection(java.lang.String area)

Convert the string area to one of the integer constants from RoundedBorderGenerator

Parameters:

area - the area as a string

Returns:

integer constant value

getAreasToRender

protected java.util.Set getAreasToRender(javax.faces.context.FacesContext context,
                                         HtmlRoundedDiv component)

Get the areas to render. This takes into account the corners that the user has requested to be rendered.

Parameters:

context - FacesContext

component - The component

Returns:

A set of strings containing the areas to render

addImage

protected void addImage(javax.faces.context.ResponseWriter writer,
                        javax.faces.context.FacesContext context,
                        HtmlRoundedDiv component,
                        java.lang.String area,
                        java.util.Set areas,
                        boolean ie)
                 throws java.io.IOException

Adds an IMG tag to the response for an image

Parameters:

writer - The response writer

context - The faces context

component - The component

area - The area of the image

areas - All the areas to be rendered

ie - If the browser is IE

Throws:

java.io.IOException - when writing to the writer

setIECssPosition

protected void setIECssPosition(int padding,
                                java.lang.StringBuffer style,
                                java.lang.String area,
                                java.util.Set areas)

Set the CSS positioning attributes for IE6

Parameters:

padding - The size of the image section

style - The current style

area - The area

areas - All the areas to be rendered

encodeContentColumn

protected void encodeContentColumn(javax.faces.context.ResponseWriter writer,
                                   javax.faces.context.FacesContext context,
                                   HtmlRoundedDiv component,
                                   java.util.Set areas,
                                   boolean ie)
                            throws java.io.IOException

Throws:

java.io.IOException

encodeImageColumn

protected void encodeImageColumn(javax.faces.context.ResponseWriter writer,
                                 javax.faces.context.FacesContext context,
                                 HtmlRoundedDiv component,
                                 java.lang.String area,
                                 java.util.Set areas,
                                 int padding,
                                 boolean ie)
                          throws java.io.IOException

Throws:

java.io.IOException

setCssPosition

protected void setCssPosition(int padding,
                              java.lang.StringBuffer style,
                              java.lang.String area,
                              java.util.Set areas)

Set the CSS position using CSS2 attributes

Parameters:

padding - The size of the image section

style - The current style

area - The area

areas - All the areas to be rendered

getImageSource

protected java.lang.String getImageSource(javax.faces.context.FacesContext context,
                                          HtmlRoundedDiv component,
                                          java.lang.String area)

Get the URL to use to let this class work with the MyFaces resource handling in order to generate the image

Parameters:

context - The faces context

component - The component

area - The area

Returns:

The URL of the image

addPadding

protected void addPadding(int padding,
                          java.lang.StringBuffer style,
                          java.util.Set areas)

Adds padding to the inner DIV so that the contents do not overlap the rounded corner

Parameters:

padding - The max of the border width and radius

style - The style

areas - The areas to render

_getSize

protected java.awt.Dimension _getSize(HtmlRoundedDiv component)

buildParameterMap

protected java.util.Map buildParameterMap(HtmlRoundedDiv component,
                                          java.lang.String area)

Build a set of parameters as a map that are needed for the rendering

Parameters:

component - The component

area - The area

Returns:

Map of parameters

colorToHtml

protected java.lang.String colorToHtml(java.awt.Color c)

Convert a color to an HTML style color (i.e. FFFFFF)

Parameters:

c - The color

Returns:

Color as hexidemal representation

isIE

protected boolean isIE(javax.faces.context.FacesContext context)

Check if the user is using IE

Parameters:

context - Faces context

Returns:

True if IE

getCacheKey

protected java.lang.String getCacheKey(java.lang.String queryString)