package org.jboss.as.console.client.shared.help;
import com.google.gwt.event.logical.shared.CloseEvent;
import com.google.gwt.event.logical.shared.CloseHandler;
import com.google.gwt.event.logical.shared.OpenEvent;
import com.google.gwt.event.logical.shared.OpenHandler;
import com.google.gwt.resources.client.ImageResource;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.google.gwt.user.client.ui.DisclosurePanel;
import com.google.gwt.user.client.ui.HTML;
import com.google.gwt.user.client.ui.Widget;
import org.jboss.as.console.client.Console;
import org.jboss.as.console.client.domain.model.SimpleCallback;
import org.jboss.as.console.client.widgets.forms.Form;
import org.jboss.as.console.client.widgets.icons.Icons;
import org.jboss.dmr.client.ModelNode;
/**
* Displays attribute descriptions for form items.
*
* @author Heiko Braun
* @date 6/8/11
*/
public class FormHelpPanel {
private DisclosurePanel helpPanel;
private AddressCallback address;
private Form form;
private boolean hasBeenBuild;
public FormHelpPanel(AddressCallback address, Form form) {
this.address = address;
this.form = form;
}
public Widget asWidget()
{
ImageResource helpIcon = Icons.INSTANCE.help();
helpPanel = new DisclosurePanel(helpIcon, helpIcon, "");
helpPanel.addStyleName("help-panel");
helpPanel.getHeader().getElement().setAttribute("style", "float:right");
helpPanel.addOpenHandler(new OpenHandler<DisclosurePanel>() {
@Override
public void onOpen(OpenEvent<DisclosurePanel> event) {
event.getTarget().addStyleName("help-panel-open");
buildAttributeHelp();
}
});
helpPanel.addCloseHandler(new CloseHandler<DisclosurePanel>() {
@Override
public void onClose(CloseEvent<DisclosurePanel> event) {
event.getTarget().removeStyleName("help-panel-open");
}
});
return helpPanel;
}
private void buildAttributeHelp() {
if(!hasBeenBuild)
{
Console.MODULES.getHelpSystem().getAttributeDescriptions(
address.getAddress(), form, new AsyncCallback<Widget>() {
@Override
public void onSuccess(Widget result) {
helpPanel.clear();
helpPanel.add(result);
hasBeenBuild = true;
}
@Override
public void onFailure(Throwable caught) {
//Console.error("Failed to retrieve attribute description", caught.getMessage());
helpPanel.clear();
helpPanel.add(new HTML("<ul><li>Failed to retrieve attribute descriptions.</li></ul>"));
}
});
}
}
public interface AddressCallback
{
ModelNode getAddress();
}
}