intial source from http://www.sf.net/projects/wdte

[phpeclipse.git] / net.sourceforge.phpeclipse.webbrowser / src / net / sourceforge / phpeclipse / webbrowser / internal / BrowserContentProvider.java

diff --git a/net.sourceforge.phpeclipse.webbrowser/src/net/sourceforge/phpeclipse/webbrowser/internal/BrowserContentProvider.java b/net.sourceforge.phpeclipse.webbrowser/src/net/sourceforge/phpeclipse/webbrowser/internal/BrowserContentProvider.java
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+++ b/net.sourceforge.phpeclipse.webbrowser/src/net/sourceforge/phpeclipse/webbrowser/internal/BrowserContentProvider.java
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+/**********************************************************************
+ * Copyright (c) 2003 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Common Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v10.html
+ *
+ * Contributors:
+ *    IBM - Initial API and implementation
+ **********************************************************************/
+package net.sourceforge.phpeclipse.webbrowser.internal;
+
+import java.util.*;
+
+import net.sourceforge.phpeclipse.webbrowser.IWebBrowser;
+
+import org.eclipse.jface.viewers.Viewer;
+import org.eclipse.jface.viewers.IStructuredContentProvider;
+
+/**
+ * Monitor content provider.
+ */
+public class BrowserContentProvider implements IStructuredContentProvider {
+       /**
+        * BrowserContentProvider constructor comment.
+        */
+       public BrowserContentProvider() {
+               super();
+       }
+
+       /**
+        * Disposes of this content provider.  
+        * This is called by the viewer when it is disposed.
+        */
+       public void dispose() { }
+
+       /**
+        * Returns the elements to display in the viewer 
+        * when its input is set to the given element. 
+        * These elements can be presented as rows in a table, items in a list, etc.
+        * The result is not modified by the viewer.
+        *
+        * @param inputElement the input element
+        * @return the array of elements to display in the viewer
+        */
+       public Object[] getElements(Object inputElement) {
+               List list = new ArrayList();
+               Iterator iterator = BrowserManager.getInstance().getWebBrowsers().iterator();
+               while (iterator.hasNext()) {
+                       IWebBrowser browser = (IWebBrowser) iterator.next();
+                       list.add(browser);
+               }
+               return list.toArray();
+               }
+
+       /**
+        * Notifies this content provider that the given viewer's input
+        * has been switched to a different element.
+        * <p>
+        * A typical use for this method is registering the content provider as a listener
+        * to changes on the new input (using model-specific means), and deregistering the viewer 
+        * from the old input. In response to these change notifications, the content provider
+        * propagates the changes to the viewer.
+        * </p>
+        *
+        * @param viewer the viewer
+        * @param oldInput the old input element, or <code>null</code> if the viewer
+        *   did not previously have an input
+        * @param newInput the new input element, or <code>null</code> if the viewer
+        *   does not have an input
+        */
+       public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {}
+}
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