| /* |
| * 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.pivot.wtk; |
| |
| import org.apache.pivot.beans.DefaultProperty; |
| import org.apache.pivot.collections.Sequence; |
| import org.apache.pivot.util.ListenerList; |
| |
| /** |
| * Container that displays a border. |
| */ |
| @DefaultProperty("content") |
| public class Border extends Container { |
| private static class BorderListenerList extends WTKListenerList<BorderListener> implements |
| BorderListener { |
| @Override |
| public void titleChanged(Border border, String previousTitle) { |
| for (BorderListener listener : this) { |
| listener.titleChanged(border, previousTitle); |
| } |
| } |
| |
| @Override |
| public void contentChanged(Border border, Component previousContent) { |
| for (BorderListener listener : this) { |
| listener.contentChanged(border, previousContent); |
| } |
| } |
| } |
| |
| private String title = null; |
| private Component content = null; |
| private BorderListenerList borderListeners = new BorderListenerList(); |
| |
| public Border() { |
| this(null); |
| } |
| |
| public Border(Component content) { |
| installSkin(Border.class); |
| |
| setContent(content); |
| } |
| |
| /** |
| * Returns the border's title. |
| * |
| * @return The border's title, or <tt>null</tt> if no title is set. |
| */ |
| public String getTitle() { |
| return title; |
| } |
| |
| /** |
| * Sets the border's title. |
| * |
| * @param title The new title, or <tt>null</tt> for no title. |
| */ |
| public void setTitle(String title) { |
| String previousTitle = this.title; |
| |
| if (previousTitle != title) { |
| this.title = title; |
| borderListeners.titleChanged(this, previousTitle); |
| } |
| } |
| |
| /** |
| * Returns the border's content component. |
| * |
| * @return The border's content component, or <tt>null</tt> if the border |
| * does not have a content component. |
| */ |
| public Component getContent() { |
| return content; |
| } |
| |
| /** |
| * Sets the border's content component. |
| * |
| * @param content The border's content component, or <tt>null</tt> for no |
| * content. |
| */ |
| public void setContent(Component content) { |
| Component previousContent = this.content; |
| |
| if (content != previousContent) { |
| this.content = null; |
| |
| // Remove any previous content component |
| if (previousContent != null) { |
| remove(previousContent); |
| } |
| |
| // Add the component |
| if (content != null) { |
| add(content); |
| } |
| |
| this.content = content; |
| |
| borderListeners.contentChanged(this, previousContent); |
| } |
| } |
| |
| @Override |
| public Sequence<Component> remove(int index, int count) { |
| for (int i = index, n = index + count; i < n; i++) { |
| Component component = get(i); |
| if (component == content) { |
| throw new UnsupportedOperationException(); |
| } |
| } |
| |
| // Call the base method to remove the components |
| return super.remove(index, count); |
| } |
| |
| public ListenerList<BorderListener> getBorderListeners() { |
| return borderListeners; |
| } |
| } |