Michael Bayne
8a54e85914
git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@2983 542714f4-19e9-0310-aa3c-eee0fc999fb1
113 lines
3.4 KiB
Java
113 lines
3.4 KiB
Java
//
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// $Id: ObjectEditorPanel.java,v 1.5 2004/03/06 14:55:50 mdb Exp $
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package com.threerings.admin.client;
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import java.lang.reflect.Field;
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import java.lang.reflect.Modifier;
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import javax.swing.BorderFactory;
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import javax.swing.JPanel;
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import com.samskivert.swing.ScrollablePanel;
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import com.samskivert.swing.VGroupLayout;
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import com.samskivert.swing.util.SwingUtil;
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import com.threerings.presents.dobj.DObject;
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import com.threerings.presents.dobj.ObjectAccessException;
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import com.threerings.presents.dobj.Subscriber;
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import com.threerings.presents.util.PresentsContext;
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import com.threerings.presents.util.SafeSubscriber;
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import com.threerings.admin.Log;
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import com.threerings.admin.data.ConfigObject;
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/**
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* Used to edit the distributed object fields of a particular
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* configuration object. When the panel is first shown, it will subscribe
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* to the object and display its fields. It will not automatically
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* unsubscribe when it is hidden, but rather {@link #cleanup} must be
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* called to let it know that it's not going to be shown again soon and it
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* is safe for it to clear out its subscription.
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*
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* @see ConfigEditorPanel
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*/
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public class ObjectEditorPanel extends ScrollablePanel
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implements Subscriber
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{
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/**
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* Creates an object editor panel for the specified configuration
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* object.
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*/
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public ObjectEditorPanel (PresentsContext ctx, String key, int oid)
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{
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super(new VGroupLayout(VGroupLayout.NONE, VGroupLayout.STRETCH,
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5, VGroupLayout.TOP));
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setBorder(BorderFactory.createEmptyBorder(5, 5, 5, 5));
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// keep this business around
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_ctx = ctx;
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_key = key;
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// we'll use this to safely subscribe to and unsubscribe from the
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// config object
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_safesub = new SafeSubscriber(oid, this);
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_safesub.subscribe(_ctx.getDObjectManager());
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}
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// documentation inherited from interface
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public boolean getScrollableTracksViewportWidth ()
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{
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return true;
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}
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/**
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* This method must be called to let the object editor panel know that
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* it's OK for it to remove its subscription to its config object.
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*/
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public void cleanup ()
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{
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// clear out our subscription
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_safesub.unsubscribe(_ctx.getDObjectManager());
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_object = null;
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// clear out our field editors
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removeAll();
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}
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// documentation inherited from interface
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public void objectAvailable (DObject object)
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{
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// keep this for later
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_object = (ConfigObject)object;
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// create our field editors
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try {
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Field[] fields = object.getClass().getFields();
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for (int ii = 0; ii < fields.length; ii++) {
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// if the field is anything but a plain old public field,
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// we don't want to edit it
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if (fields[ii].getModifiers() == Modifier.PUBLIC) {
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add(_object.getEditor(_ctx, fields[ii]));
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}
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}
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} catch (SecurityException se) {
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Log.warning("Unable to introspect DObject!? " + se);
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}
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SwingUtil.refresh(this);
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}
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// documentation inherited from interface
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public void requestFailed (int oid, ObjectAccessException cause)
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{
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Log.warning("Unable to subscribe to config object: " + cause);
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}
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protected PresentsContext _ctx;
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protected String _key;
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protected SafeSubscriber _safesub;
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protected ConfigObject _object;
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}
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