launchdialogbean.java

adf-faces 甲骨文的jsf组件,功能很强.开源免费.

package oracle.adfdemo.view.faces.dialog;

import java.util.Date;
import java.util.Map;
import javax.faces.component.UIViewRoot;
import javax.faces.context.FacesContext;

import oracle.adf.view.faces.component.UIXInput;
import oracle.adf.view.faces.context.AdfFacesContext;
import oracle.adf.view.faces.event.ReturnEvent;
import oracle.adf.view.faces.event.LaunchEvent;
import oracle.adf.view.faces.event.PollEvent;

public class LaunchDialogBean
{
  public UIXInput getInput()
  {
    return _input;
  }

  public void setInput(UIXInput input)
  {
    _input = input;
  }
  
  public void addParameter(LaunchEvent event)
  {
    // Pass an integer into the dialog.  Some automatic
    // coercion would really help here (coming in JSF 1.2?)
    Object value = getInput().getValue();
    if (value != null)
    {
      try
      {
        Integer i = Integer.valueOf(value.toString());
        event.getDialogParameters().put("value", i);
      }
      catch (Exception e)
      {
      }
    }
  }

  public String doLaunch()
  {
    AdfFacesContext afContext = AdfFacesContext.getCurrentInstance();
    Map process = afContext.getProcessScope();
    process.put("lastLaunch", new Date());
    
    return "dialog:chooseInteger";
  }

  public void returned(ReturnEvent event)
  {
    if (event.getReturnValue() != null)
    {
      getInput().setSubmittedValue(null);
      getInput().setValue(event.getReturnValue());
      
      AdfFacesContext afContext = AdfFacesContext.getCurrentInstance();
      afContext.addPartialTarget(getInput());
      
      FacesContext context = FacesContext.getCurrentInstance();
      UIViewRoot root = context.getApplication().getViewHandler().createView(
                           context, "/demos/successDialog.jspx");
      // Launch a new, success dialog with a different width and height;
      // this shows how to do so by queueing a LaunchEvent.
      LaunchEvent launchEvent = new LaunchEvent(event.getComponent(), root);
      launchEvent.getWindowProperties().put("width", "200");
      launchEvent.getWindowProperties().put("height", "100");
      launchEvent.queue();
    }
  }


  public void poll(PollEvent event)
  {
    FacesContext context = FacesContext.getCurrentInstance();
    UIViewRoot root = context.getApplication().getViewHandler().createView(
                           context, "/demos/simpleDialog.jspx");

    // Launch a dialog with a call to AdfFacesContext
    AdfFacesContext afContext = AdfFacesContext.getCurrentInstance();
    afContext.launchDialog(root, null, event.getComponent(), true, null);
    // Stop the poll from running
    event.getComponent().setRendered(false);
  }

  public UIXInput getTableInput()
  {
    return _tableInput;
  }

  public void setTableInput(UIXInput tableInput)
  {
    _tableInput = tableInput;
  }

  public void tableReturned(ReturnEvent event)
  {
    if (event.getReturnValue() != null)
    {
      getTableInput().setValue(event.getReturnValue());
      AdfFacesContext afContext = AdfFacesContext.getCurrentInstance();
      afContext.addPartialTarget(getTableInput());
    }
  }

  private UIXInput _input;
  private UIXInput _tableInput;
}