jsf自定义toolbar组件

<iframe align="top" marginwidth="0" marginheight="0" src="http://www.zealware.com/46860.html" frameborder="0" width="468" scrolling="no" height="60"></iframe>

packagecom.cfcc.jaf.webx.component.toolbar;

importjavax.faces.application.Application;
importjavax.faces.component.UIComponent;
importjavax.faces.context.FacesContext;
importjavax.faces.el.ValueBinding;
importjavax.faces.webapp.UIComponentTag;

/***//**
*@authorqinjinwei
*
*/
publicclassUIToolBarTagextendsUIComponentTag...{

privateStringsize;
privateStringvalue;

publicStringgetComponentType()...{
return"com.cfcc.jaf.webx.component.toolbar.UIToolBar";
}

publicStringgetRendererType()...{
returnnull;
}

publicvoidsetProperties(UIComponentcomponent)...{
super.setProperties(component);
setStringProperty(component,"value",value);
setStringProperty(component,"size",size);
}

privatevoidsetStringProperty(UIComponentcomponent,StringattrName,
StringattrValue)...{
if(attrValue==null)
return;
if(isValueReference(attrValue))...{
FacesContextcontext=FacesContext.getCurrentInstance();
Applicationapplication=context.getApplication();
ValueBindingbinding=application.createValueBinding(attrValue);
component.setValueBinding(attrName,binding);
}else...{
component.getAttributes().put(attrName,attrValue);
}
}

publicvoidrelease()...{
super.release();
value=null;
size=null;
}

publicStringgetValue()...{
returnvalue;
}

publicvoidsetValue(Stringvalue)...{
this.value=value;
}

publicStringgetSize()...{
returnsize;
}

publicvoidsetSize(Stringsize)...{
this.size=size;
}

}

packagecom.cfcc.jaf.webx.component.toolbar;

importjava.io.IOException;
importjava.util.List;
importjava.util.Map;

importjavax.faces.component.UICommand;
importjavax.faces.context.FacesContext;
importjavax.faces.context.ResponseWriter;
importjavax.faces.el.MethodBinding;
importjavax.faces.event.ActionEvent;

importorg.apache.myfaces.custom.navmenu.NavigationMenuUtils;
importorg.apache.myfaces.renderkit.html.util.AddResource;
importorg.apache.myfaces.renderkit.html.util.AddResourceFactory;
importorg.apache.myfaces.shared_tomahawk.el.SimpleActionMethodBinding;
importorg.apache.myfaces.shared_tomahawk.renderkit.RendererUtils;
importorg.apache.myfaces.shared_tomahawk.renderkit.html.util.FormInfo;

importcom.cfcc.jaf.webx.faces.ToolBarItem;

/***//**
*@authorqinjinwei
*
*/
publicclassUIToolBarextendsUICommand...{

publicstaticfinalStringCOMPONENT_TYPE="com.cfcc.jaf.webx.component.toolbar.UIToolBar";

publicstaticfinalStringCOMPONENT_FAMILY="javax.faces.Command";

privatestaticfinalStringToolBar_Index="toolbar_index";

privatestaticStringsize=null;

privatestaticintwidth=0;

privatestaticintheight=0;

publicUIToolBar()...{
setRendererType(null);
}

publicStringgetFamily()...{
returnCOMPONENT_FAMILY;
}

publicvoidencodeBegin(FacesContextcontext)throwsIOException...{

AddResourceaddResource=AddResourceFactory.getInstance(context);
addResource.addJavaScriptAtPosition(context,AddResource.HEADER_BEGIN,
"js/toolbar.js");

ResponseWriterwriter=context.getResponseWriter();
StringclientId=getClientId(context);

FormInfoparentFormInfo=RendererUtils.findNestingForm(this,context);
Stringname=parentFormInfo.getFormName();

Objectobj=getValue();
Listlist=(List)obj;

size=findSize();
if(size!=null&&size.indexOf(",")>-1)...{
String[]ss=size.split(",");
width=Integer.parseInt(ss[0]);
height=Integer.parseInt(ss[1]);

}

if(list!=null&&list.size()>0)...{
writer.write(""+clientId+"">");
for(inti=0;ilist.size();i++)...{

ToolBarItemelement=(ToolBarItem)list.get(i);

writeItem(writer,element,name,i);

}
writer.write(" ");
}

writer.write("");
writer.write(ToolBar_Index);
writer.write(""/>");

}

publicStringfindSize()...{
if(size!=null)
returnsize;

size=(String)this.getAttributes().get("size");
returnsize;
}

privatevoidwriteItem(ResponseWriterwriter,ToolBarItemelement,
StringclientId,intindex)throwsIOException...{

writer.write(" ");
writer.write("onmouseup="jump("+"'"+clientId+"',"+index
+");"");

writer.write("onmouseover="mover(this);"");

writer.write("onmouseout="mout(this);"");

writer.write("class="toolbarout"");

writer.write(">");

writer.startElement("image",this);
writer.writeAttribute("id",clientId+"_"+index,null);
writer.writeAttribute("src",element.getImage(),null);
writer.writeAttribute("alt",element.getLabel(),null);

if(width>0)...{
writer.writeAttribute("width",width+"",null);
}

if(height>0)...{
writer.writeAttribute("height",height+"",null);
}

writer.endElement("image");
writer.write(" ");
writer.write(" ");

}

publicvoiddecode(FacesContextcontext)...{

Mapparameter=context.getExternalContext().getRequestParameterMap();
Stringsi=(String)parameter.get(ToolBar_Index);
if(si==null||si.equals(""))
return;

inti=Integer.parseInt(si);

Objectobj=getValue();
Listlist=(List)obj;
ToolBarItemelement=(ToolBarItem)list.get(i);

//********************

Stringaction=element.getAction();

MethodBindingmb;
if(NavigationMenuUtils.isValueReference(action))...{
mb=context.getApplication().createMethodBinding(action,null);
}else...{
mb=newSimpleActionMethodBinding(action);
}
this.setAction(mb);

this.queueEvent(newActionEvent(this));

//************************