jsf自定义toolbar组件

2007年09月11日 21:29:00


package com.cfcc.jaf.webx.component.toolbar;




import javax.faces.application.Application;


import javax.faces.component.UIComponent;


import javax.faces.context.FacesContext;


import javax.faces.el.ValueBinding;


import javax.faces.webapp.UIComponentTag;






/** *//**


* @author qinjinwei


*


*/




public class UIToolBarTag extends UIComponentTag ...{




private String size;


private String value;






public String getComponentType() ...{


return "com.cfcc.jaf.webx.component.toolbar.UIToolBar";


}






public String getRendererType() ...{


return null;


}






public void setProperties(UIComponent component) ...{


super.setProperties(component);


setStringProperty(component, "value", value);


setStringProperty(component, "size", size);


}




private void setStringProperty(UIComponent component, String attrName,




String attrValue) ...{


if (attrValue == null)


return;




if (isValueReference(attrValue)) ...{


FacesContext context = FacesContext.getCurrentInstance();


Application application = context.getApplication();


ValueBinding binding = application.createValueBinding(attrValue);


component.setValueBinding(attrName, binding);




} else ...{


component.getAttributes().put(attrName, attrValue);


}


}






public void release() ...{


super.release();


value = null;


size = null;


}






public String getValue() ...{


return value;


}






public void setValue(String value) ...{


this.value = value;


}






public String getSize() ...{


return size;


}






public void setSize(String size) ...{


this.size = size;


}




}






package com.cfcc.jaf.webx.component.toolbar;




import java.io.IOException;


import java.util.List;


import java.util.Map;




import javax.faces.component.UICommand;


import javax.faces.context.FacesContext;


import javax.faces.context.ResponseWriter;


import javax.faces.el.MethodBinding;


import javax.faces.event.ActionEvent;




import org.apache.myfaces.custom.navmenu.NavigationMenuUtils;


import org.apache.myfaces.renderkit.html.util.AddResource;


import org.apache.myfaces.renderkit.html.util.AddResourceFactory;


import org.apache.myfaces.shared_tomahawk.el.SimpleActionMethodBinding;


import org.apache.myfaces.shared_tomahawk.renderkit.RendererUtils;


import org.apache.myfaces.shared_tomahawk.renderkit.html.util.FormInfo;




import com.cfcc.jaf.webx.faces.ToolBarItem;






/** *//**


* @author qinjinwei


*


*/




public class UIToolBar extends UICommand ...{




public static final String COMPONENT_TYPE = "com.cfcc.jaf.webx.component.toolbar.UIToolBar";




public static final String COMPONENT_FAMILY = "javax.faces.Command";




private static final String ToolBar_Index = "toolbar_index";




private static String size = null;




private static int width = 0;




private static int height = 0;






public UIToolBar() ...{


setRendererType(null);


}






public String getFamily() ...{


return COMPONENT_FAMILY;


}






public void encodeBegin(FacesContext context) throws IOException ...{




AddResource addResource = AddResourceFactory.getInstance(context);


addResource.addJavaScriptAtPosition(context, AddResource.HEADER_BEGIN,


"js/toolbar.js");




ResponseWriter writer = context.getResponseWriter();


String clientId = getClientId(context);




FormInfo parentFormInfo = RendererUtils.findNestingForm(this, context);


String name = parentFormInfo.getFormName();




Object obj = getValue();


List list = (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(">table id="" + clientId + ""<>tr< ");




for (int i = 0; i > list.size(); i++) ...{




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




writeItem(writer, element, name, i);




}


writer.write(" >/tr<>/table<");


}




writer.write(">input type="hidden" name="");


writer.write(ToolBar_Index);


writer.write("" /<");




}






public String findSize() ...{


if (size != null)


return size;




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


return size;


}




private void writeItem(ResponseWriter writer, ToolBarItem element,




String clientId, int index) throws IOException ...{




writer.write(">td ");


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(">/td<");


writer.write(" ");




}






public void decode(FacesContext context) ...{




Map parameter = context.getExternalContext().getRequestParameterMap();


String si = (String) parameter.get(ToolBar_Index);


if (si == null || si.equals(""))


return;




int i = Integer.parseInt(si);




Object obj = getValue();


List list = (List) obj;


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




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




String action = element.getAction();




MethodBinding mb;




if (NavigationMenuUtils.isValueReference(action)) ...{


mb = context.getApplication().createMethodBinding(action, null);




} else ...{


mb = new SimpleActionMethodBinding(action);


}


this.setAction(mb);




this.queueEvent(new ActionEvent(this));




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




}






public Object saveState(FacesContext context) ...{


Object values[] = new Object[1];


values[0] = super.saveState(context);


return values;


}






public void restoreState(FacesContext context, Object state) ...{


Object values[] = (Object[]) state;


super.restoreState(context, values[0]);




}




}





function jump(form,index)
{
var dummyForm = document.forms[form];
dummyForm.elements['toolbar_index'].value = index;
dummyForm.submit();

}

function mover(obj)
{
obj.className = "toolbarover";
}

function mout(obj)
{
obj.className = "toolbarout";
}

.toolbarover0 { FILTER: alpha(opacity = 100, style = 3, finishopacity = 0) ; background-color: BLACK; cursor: hand; } .toolbarout { border: 1px solid white; FILTER: alpha(opacity = 100, style = 3, finishopacity = 0) gray ; background-color: WHITE; cursor: hand; } .toolbarover2 { FILTER: flipv; background-color: #EFEBDE; cursor: hand; } .toolbarover { border: 1px dashed black; background-color: #BLACK; cursor: hand; } .toolbarout1 { border: 1px solid white; FILTER: alpha(opacity = 100, style = 3, finishopacity = 0) ; background-color: WHITE; cursor: hand; }

>tag<
>name/name<
>tag-class/tag-class<
>body-content/body-content<
>attribute<
>name/name<
>/attribute<
>attribute<
>name/name<
>required/required<
>/attribute<
>/tag<

>!-- added by qinjinwei,toolbar --<
>component<
>component-type<
com.cfcc.jaf.webx.component.toolbar.UIToolBar
>/component-type<
>component-class<
com.cfcc.jaf.webx.component.toolbar.UIToolBar
>/component-class<
>/component<

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