Created a separated 'externaltools' plugin: initial check-in

[phpeclipse.git] / net.sourceforge.phpeclipse.externaltools / src / net / sourceforge / phpdt / externaltools / internal / ui / ExternalToolsContentProvider.java

diff --git a/net.sourceforge.phpeclipse.externaltools/src/net/sourceforge/phpdt/externaltools/internal/ui/ExternalToolsContentProvider.java b/net.sourceforge.phpeclipse.externaltools/src/net/sourceforge/phpdt/externaltools/internal/ui/ExternalToolsContentProvider.java
new file mode 100644 (file)
index 0000000..1227293
--- /dev/null
+++ b/net.sourceforge.phpeclipse.externaltools/src/net/sourceforge/phpdt/externaltools/internal/ui/ExternalToolsContentProvider.java
@@ -0,0 +1,64 @@
+package net.sourceforge.phpdt.externaltools.internal.ui;
+
+/**********************************************************************
+Copyright (c) 2000, 2002 IBM Corp.  All rights reserved.
+This file is 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
+**********************************************************************/
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+import org.eclipse.jface.viewers.IStructuredContentProvider;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.jface.viewers.TableViewer;
+import org.eclipse.jface.viewers.Viewer;
+
+/**
+ * Content provider that maintains a generic list of objects which are shown in
+ * a table viewer.
+ */
+public class ExternalToolsContentProvider implements IStructuredContentProvider {
+       protected List elements = new ArrayList();
+       protected TableViewer viewer;
+
+       public void add(Object o) {
+               if (elements.contains(o)) {
+                       return;
+               }
+               elements.add(o);
+               viewer.add(o);
+       }
+
+       public void dispose() {
+       }
+
+       public Object[] getElements(Object inputElement) {
+               return (Object[]) elements.toArray(new Object[elements.size()]);
+       }
+
+       public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
+               this.viewer = (TableViewer) viewer;
+               elements.clear();
+               if (newInput != null) {
+                       if (newInput instanceof List) {
+                               elements.addAll((List) newInput);
+                       } else {
+                               elements.addAll(Arrays.asList((Object[]) newInput));
+                       }
+               }
+       }
+
+       public void remove(Object o) {
+               elements.remove(o);
+               viewer.remove(o);
+       }
+       
+       public void remove(IStructuredSelection selection) {
+               Object[] array= selection.toArray();
+               elements.removeAll(Arrays.asList(array));
+               viewer.remove(array);
+       }
+}