/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.isis.viewer.dnd.tree;
import org.apache.isis.viewer.dnd.view.Axes;
import org.apache.isis.viewer.dnd.view.Content;
import org.apache.isis.viewer.dnd.view.View;
import org.apache.isis.viewer.dnd.view.ViewSpecification;
import org.apache.isis.viewer.dnd.viewer.basic.NullFocusManager;
abstract class NodeSpecification implements ViewSpecification {
public static final int CAN_OPEN = 1;
public static final int CANT_OPEN = 2;
public static final int UNKNOWN = 0;
private ViewSpecification replacementNodeSpecification;
public abstract int canOpen(final Content content);
protected abstract View createNodeView(final Content content, Axes axes);
@Override
public final View createView(final Content content, final Axes axes, final int sequence) {
final View view = createNodeView(content, axes);
final TreeNodeBorder newView = new TreeNodeBorder(view, replacementNodeSpecification);
newView.setFocusManager(new NullFocusManager());
return newView;
}
@Override
public boolean isAligned() {
return false;
}
@Override
public boolean isOpen() {
return false;
}
@Override
public boolean isReplaceable() {
return false;
}
@Override
public boolean isResizeable() {
return false;
}
@Override
public boolean isSubView() {
return true;
}
final void setReplacementNodeSpecification(final ViewSpecification replacementNodeSpecification) {
this.replacementNodeSpecification = replacementNodeSpecification;
}
}